0 321.136,-183.919,432.15,-261.969 2 AA_LABEL 361.5,-196 LABEL_TEXT Circuits with Feedback TEXT_HEIGHT 2 angle 0.0 8 AA_INVERTER 358,-208 IN_011

OUT_07

angle 0.0 INPUT_BITS 1 9 AA_INVERTER 372,-208 IN_07

OUT_09

angle 0.0 INPUT_BITS 1 10 GA_LED 381,-208 N_in010 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 11 AA_TOGGLE 345,-208

OUT_012

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 0 12 HE_JUNC_4 377,-208 N_in09 N_in110 N_in38 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 13 HE_JUNC_4 354,-208 N_in012 N_in111 N_in38 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 14 AA_LABEL 358,-217.5 LABEL_TEXT Stable Feedback Circuit TEXT_HEIGHT 2 angle 0.0 15 AA_TOGGLE 339,-232

OUT_018

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 16 GA_LED 391.5,-232 N_in015 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 17 AA_INVERTER 353,-232 IN_017

OUT_014

angle 0.0 INPUT_BITS 1 18 AA_INVERTER 366.5,-232 IN_014

OUT_013

angle 0.0 INPUT_BITS 1 19 AA_INVERTER 379,-232 IN_013

OUT_016

angle 0.0 INPUT_BITS 1 20 HE_JUNC_4 348,-232 N_in018 N_in117 N_in319 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 21 HE_JUNC_4 384.5,-232 N_in016 N_in115 N_in319 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 22 AA_LABEL 365.5,-239 LABEL_TEXT Unstable Feedback Circuit TEXT_HEIGHT 2 angle 0.0 7 1 361,-208,369,-208 8 OUT_0 9 IN_0 8 1 354,-202.5,377,-202.5 354 4 377 3 3 377,-207,377,-202.5 12 N_in3 -202.5 1 4 354,-207,354,-202.5 13 N_in3 -202.5 1 9 3 375,-208,376,-208 9 OUT_0 12 N_in0 10 1 378,-208,380,-208 10 N_in0 12 N_in1 11 0 355,-208,355,-208 8 IN_0 13 N_in1 12 1 347,-208,353,-208 11 OUT_0 13 N_in0 13 1 369.5,-232,376,-232 18 OUT_0 19 IN_0 14 1 356,-232,363.5,-232 17 OUT_0 18 IN_0 15 1 385.5,-232,390.5,-232 16 N_in0 21 N_in1 16 1 382,-232,383.5,-232 19 OUT_0 21 N_in0 17 1 349,-232,350,-232 17 IN_0 20 N_in1 18 1 341,-232,347,-232 15 OUT_0 20 N_in0 19 1 348,-227.5,384.5,-227.5 348 4 384.5 3 3 384.5,-231,384.5,-227.5 21 N_in3 -227.5 1 4 348,-231,348,-227.5 20 N_in3 -227.5 1 116.25,-33.1611,193.077,-87.1753 386 AA_LABEL 164.5,-61.5 LABEL_TEXT Q' TEXT_HEIGHT 2 angle 0.0 842 AA_LABEL 138,-71.5 LABEL_TEXT S=0,R=0 not allowed TEXT_HEIGHT 1 angle 0.0 99 AA_LABEL 144,-44.5 LABEL_TEXT Quiescent state R=1 S=1 (holds value of Q) TEXT_HEIGHT 1 angle 0.0 100 AA_LABEL 142.5,-67.5 LABEL_TEXT Set S=0 (R=1) and reset back to S=1 TEXT_HEIGHT 1 angle 0.0 101 AA_LABEL 143.5,-47 LABEL_TEXT Set R=0, S=1 and reset back to R=1 ?? TEXT_HEIGHT 1 angle 0.0 102 BA_NAND2 148,-54 IN_076 IN_179

OUT80

angle 0.0 INPUT_BITS 2 103 BA_NAND2 148.5,-62 IN_081 IN_177

OUT78

angle 0.0 INPUT_BITS 2 104 HA_JUNC_2 140.5,-53 N_in083 N_in176 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 105 HA_JUNC_2 140.5,-63 N_in082 N_in177 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 106 HE_JUNC_4 153,-62 N_in078 N_in1290 N_in379 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 107 HE_JUNC_4 153.5,-54 N_in080 N_in184 N_in281 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 109 AA_TOGGLE 134.5,-53

OUT_083

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 110 AA_TOGGLE 135.5,-63

OUT_082

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 111 GA_LED 159.5,-54 N_in084 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 112 AA_LABEL 132.5,-53 LABEL_TEXT S TEXT_HEIGHT 2 angle 0.0 113 AA_LABEL 133,-63 LABEL_TEXT R TEXT_HEIGHT 2 angle 0.0 114 AA_LABEL 144.5,-41.5 LABEL_TEXT RS Latch TEXT_HEIGHT 1 angle 0.0 379 GA_LED 159.5,-62 N_in0290 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 384 AA_LABEL 163.5,-53.5 LABEL_TEXT Q TEXT_HEIGHT 2 angle 0.0 76 1 141.5,-53,145,-53 104 N_in1 102 IN_0 77 1 141.5,-63,145.5,-63 105 N_in1 103 IN_1 78 1 151.5,-62,152,-62 103 OUT 106 N_in0 79 0 153,-61,153,-57.5 106 N_in3 -57.5 1 1 145,-57.5,153,-57.5 145 2 153 0 2 145,-57.5,145,-55 102 IN_1 -57.5 1 80 1 151,-54,152.5,-54 102 OUT 107 N_in0 81 0 143,-61,143,-56.5 -61 1 -56.5 2 1 143,-61,145.5,-61 103 IN_0 143 0 2 143,-56.5,153.5,-56.5 143 0 153.5 3 3 153.5,-56.5,153.5,-55 107 N_in2 -56.5 2 82 1 137.5,-63,139.5,-63 110 OUT_0 105 N_in0 83 1 136.5,-53,139.5,-53 104 N_in0 109 OUT_0 84 1 154.5,-54,158.5,-54 107 N_in1 111 N_in0 290 1 154,-62,158.5,-62 379 N_in0 106 N_in1 -54.1471,2.75002,90.0015,-98.5956 1 AA_LABEL 17.5,-58 LABEL_TEXT SR Latch - similar to RS TEXT_HEIGHT 2 angle 0.0 4 BE_NOR2 32,-68.5 IN_06 IN_15

OUT4

angle 0.0 INPUT_BITS 2 5 BE_NOR2 32,-78.5 IN_04 IN_120

OUT5

angle 0.0 INPUT_BITS 2 6 AA_TOGGLE 16,-67.5

OUT_06

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 0 7 AA_TOGGLE 17,-79.5

OUT_020

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 0 782 BA_NAND2 3,0.5 IN_0620 IN_1623

OUT624

angle 0.0 INPUT_BITS 2 783 BA_NAND2 3.5,-7.5 IN_0625 IN_1621

OUT622

angle 0.0 INPUT_BITS 2 784 HA_JUNC_2 -4.5,1.5 N_in0627 N_in1620 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 785 HA_JUNC_2 -4.5,-8.5 N_in0626 N_in1621 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 786 HE_JUNC_4 8,-7.5 N_in0622 N_in3623 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 787 HE_JUNC_4 8.5,0.5 N_in0624 N_in1628 N_in2625 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 788 AA_TOGGLE -10,1.5

OUT_0627

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 789 AA_TOGGLE -9.5,-8.5

OUT_0626

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 790 GA_LED 14.5,0.5 N_in0628 N_in1649 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 791 AA_LABEL -12.5,1.5 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 792 AA_LABEL -12,-8.5 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 793 BA_NAND2 3,-20.5 IN_0629 IN_1632

OUT633

angle 0.0 INPUT_BITS 2 794 BA_NAND2 3.5,-28.5 IN_0634 IN_1630

OUT631

angle 0.0 INPUT_BITS 2 23 AA_LABEL 11.5,-67.5 LABEL_TEXT R TEXT_HEIGHT 2 angle 0.0 795 HA_JUNC_2 -4.5,-19.5 N_in0636 N_in1629 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 24 AA_LABEL 11.5,-79.5 LABEL_TEXT S TEXT_HEIGHT 2 angle 0.0 796 HA_JUNC_2 -4.5,-29.5 N_in0635 N_in1630 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 25 GA_LED 43,-68.5 N_in04 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 797 HE_JUNC_4 8,-28.5 N_in0631 N_in3632 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 26 AA_LABEL 48,-67.5 LABEL_TEXT Q TEXT_HEIGHT 2 angle 0.0 798 HE_JUNC_4 8.5,-20.5 N_in0633 N_in1637 N_in2634 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 27 AA_LABEL 47,-78 LABEL_TEXT Q' TEXT_HEIGHT 2 angle 0.0 799 AA_TOGGLE -10,-19.5

OUT_0636

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 28 GA_LED 43.5,-78.5 N_in05 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 800 AA_TOGGLE -9.5,-29.5

OUT_0635

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 29 AA_LABEL -18,-79.5 LABEL_TEXT Set S=1 and reset back to S=0 ?? TEXT_HEIGHT 2 angle 0.0 801 GA_LED 14.5,-20.5 N_in0637 N_in1648 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 30 AA_LABEL -17,-68 LABEL_TEXT Set R=1 and reset back to R=0 ?? TEXT_HEIGHT 2 angle 0.0 802 AA_LABEL -12.5,-19.5 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 31 AA_LABEL -26.5,-84 LABEL_TEXT S=1, R=1 not allowed TEXT_HEIGHT 2 angle 0.0 803 AA_LABEL -12,-29.5 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 32 AA_LABEL 16.5,-62 LABEL_TEXT R=0,S=0 holds value TEXT_HEIGHT 2 angle 0.0 804 BA_NAND2 2,-37.5 IN_0638 IN_1641

OUT642

angle 0.0 INPUT_BITS 2 805 BA_NAND2 2.5,-45.5 IN_0643 IN_1639

OUT640

angle 0.0 INPUT_BITS 2 806 HA_JUNC_2 -5.5,-36.5 N_in0645 N_in1638 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 807 HA_JUNC_2 -5.5,-46.5 N_in0644 N_in1639 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 808 HE_JUNC_4 7,-45.5 N_in0640 N_in3641 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 809 HE_JUNC_4 7.5,-37.5 N_in0642 N_in1646 N_in2643 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 810 AA_TOGGLE -11,-36.5

OUT_0645

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 811 AA_TOGGLE -10.5,-46.5

OUT_0644

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 812 GA_LED 13.5,-37.5 N_in0646 N_in1647 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 813 AA_LABEL -13.5,-36.5 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 814 AA_LABEL -13,-46.5 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 815 AA_LABEL -37.5,-6.5 LABEL_TEXT 3 RS Latches TEXT_HEIGHT 2 angle 0.0 816 GE_LED_DISPLAY_4BIT 51.5,-18.5 IN_0647 IN_1648 IN_2649 VALUE_BOX -1.9,-2.9,1.9,3.9 angle 0.0 CURRENT_VALUE 0 INPUT_BITS 4 NO_HOLD true SYNC_LOAD false UNKNOWN_OUTPUTS false 4 1 35,-68.5,42,-68.5 25 N_in0 4 OUT 36.5 2 2 36.5,-74.5,36.5,-68.5 -74.5 3 -68.5 1 3 29,-74.5,36.5,-74.5 29 4 36.5 2 4 29,-77.5,29,-74.5 5 IN_0 -74.5 3 5 1 27,-72.5,38,-72.5 27 3 38 6 3 27,-72.5,27,-69.5 -72.5 1 -69.5 4 4 27,-69.5,29,-69.5 4 IN_1 27 3 6 38,-78.5,38,-72.5 -78.5 7 -72.5 1 7 35,-78.5,42.5,-78.5 28 N_in0 5 OUT 38 6 6 1 18,-67.5,29,-67.5 6 OUT_0 4 IN_0 20 1 19,-79.5,29,-79.5 7 OUT_0 5 IN_1 620 1 -3.5,1.5,0,1.5 784 N_in1 782 IN_0 621 1 -3.5,-8.5,0.5,-8.5 785 N_in1 783 IN_1 622 1 6.5,-7.5,7,-7.5 783 OUT 786 N_in0 623 0 8,-6.5,8,-3 786 N_in3 -3 1 1 0,-3,8,-3 0 2 8 0 2 0,-3,0,-0.5 782 IN_1 -3 1 624 1 6,0.5,7.5,0.5 782 OUT 787 N_in0 625 0 -2,-6.5,-2,-2 -6.5 1 -2 2 1 -2,-6.5,0.5,-6.5 783 IN_0 -2 0 2 -2,-2,8.5,-2 -2 0 8.5 3 3 8.5,-2,8.5,-0.5 787 N_in2 -2 2 626 1 -7.5,-8.5,-5.5,-8.5 789 OUT_0 785 N_in0 627 1 -8,1.5,-5.5,1.5 788 OUT_0 784 N_in0 628 1 9.5,0.5,13.5,0.5 787 N_in1 790 N_in0 629 1 -3.5,-19.5,0,-19.5 795 N_in1 793 IN_0 630 1 -3.5,-29.5,0.5,-29.5 796 N_in1 794 IN_1 631 1 6.5,-28.5,7,-28.5 794 OUT 797 N_in0 632 0 8,-27.5,8,-24 797 N_in3 -24 1 1 0,-24,8,-24 0 2 8 0 2 0,-24,0,-21.5 793 IN_1 -24 1 633 1 6,-20.5,7.5,-20.5 793 OUT 798 N_in0 634 0 -2,-27.5,-2,-23 -27.5 1 -23 2 1 -2,-27.5,0.5,-27.5 794 IN_0 -2 0 2 -2,-23,8.5,-23 -2 0 8.5 3 3 8.5,-23,8.5,-21.5 798 N_in2 -23 2 635 1 -7.5,-29.5,-5.5,-29.5 800 OUT_0 796 N_in0 636 1 -8,-19.5,-5.5,-19.5 799 OUT_0 795 N_in0 637 1 9.5,-20.5,13.5,-20.5 798 N_in1 801 N_in0 638 1 -4.5,-36.5,-1,-36.5 806 N_in1 804 IN_0 639 1 -4.5,-46.5,-0.5,-46.5 807 N_in1 805 IN_1 640 1 5.5,-45.5,6,-45.5 805 OUT 808 N_in0 641 0 7,-44.5,7,-41 808 N_in3 -41 1 1 -1,-41,7,-41 -1 2 7 0 2 -1,-41,-1,-38.5 804 IN_1 -41 1 642 1 5,-37.5,6.5,-37.5 804 OUT 809 N_in0 643 0 -3,-44.5,-3,-40 -44.5 1 -40 2 1 -3,-44.5,-0.5,-44.5 805 IN_0 -3 0 2 -3,-40,7.5,-40 -3 0 7.5 3 3 7.5,-40,7.5,-38.5 809 N_in2 -40 2 644 1 -8.5,-46.5,-6.5,-46.5 811 OUT_0 807 N_in0 645 1 -9,-36.5,-6.5,-36.5 810 OUT_0 806 N_in0 646 1 8.5,-37.5,12.5,-37.5 809 N_in1 812 N_in0 647 0 31.5,-37.5,31.5,-19.5 -37.5 1 -19.5 2 1 14.5,-37.5,31.5,-37.5 812 N_in1 31.5 0 2 31.5,-19.5,48.5,-19.5 816 IN_0 31.5 0 648 0 32,-18.5,32,-17.5 -18.5 2 -17.5 1 1 15.5,-17.5,32,-17.5 15.5 3 32 0 2 32,-18.5,48.5,-18.5 816 IN_1 32 0 3 15.5,-20.5,15.5,-17.5 801 N_in1 -17.5 1 649 0 32,-17.5,32,0.5 -17.5 2 0.5 1 1 15.5,0.5,32,0.5 790 N_in1 32 0 2 32,-17.5,48.5,-17.5 816 IN_2 32 0 67.6517,-2.74183,181.471,-82.764 33 AA_TOGGLE 108,-24

OUT_021

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 35 AA_LABEL 117.5,-32 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 37 AA_LABEL 141.5,-23 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 38 AA_LABEL 143.5,-35.5 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 39 BA_NAND2 146.5,-25.5 IN_022 IN_125

OUT26

angle 0.0 INPUT_BITS 2 40 BA_NAND2 147,-33.5 IN_027 IN_123

OUT24

angle 0.0 INPUT_BITS 2 41 HA_JUNC_2 139,-24.5 N_in034 N_in122 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 42 HA_JUNC_2 139,-34.5 N_in035 N_in123 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 43 HE_JUNC_4 151.5,-33.5 N_in024 N_in325 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 44 HE_JUNC_4 152,-25.5 N_in026 N_in128 N_in227 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 45 GA_LED 158,-25.5 N_in028 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 46 AA_LABEL 107.5,-20.5 LABEL_TEXT D (input) TEXT_HEIGHT 2 angle 0.0 47 BA_NAND2 129,-25 IN_030 IN_132

OUT34

angle 0.0 INPUT_BITS 2 48 BA_NAND2 129,-35 IN_033 IN_129

OUT35

angle 0.0 INPUT_BITS 2 49 AE_SMALL_INVERTER 123.5,-36 IN_031

OUT_029

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 50 HE_JUNC_4 121.5,-24 N_in021 N_in130 N_in231 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 51 HE_JUNC_4 125.5,-30 N_in036 N_in233 N_in332 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 52 AA_TOGGLE 101.5,-30

OUT_036

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 0 53 AA_LABEL 96.5,-36 LABEL_TEXT Write Enable TEXT_HEIGHT 2 angle 0.0 54 AA_LABEL 133.5,-13.5 LABEL_TEXT D Latch TEXT_HEIGHT 2 angle 0.0 126 AA_LABEL 159,-22 LABEL_TEXT Q TEXT_HEIGHT 2 angle 0.0 128 AA_LABEL 131,-41.5 LABEL_TEXT Value of Q = value of D stored when WE=1 TEXT_HEIGHT 2 angle 0.0 21 1 110,-24,120.5,-24 33 OUT_0 50 N_in0 22 1 140,-24.5,143.5,-24.5 41 N_in1 39 IN_0 23 1 140,-34.5,144,-34.5 42 N_in1 40 IN_1 24 3 150,-33.5,150.5,-33.5 40 OUT 43 N_in0 25 0 151.5,-32.5,151.5,-29 43 N_in3 -29 1 1 143.5,-29,151.5,-29 143.5 2 151.5 0 2 143.5,-29,143.5,-26.5 39 IN_1 -29 1 26 3 149.5,-25.5,151,-25.5 39 OUT 44 N_in0 27 0 141.5,-32.5,141.5,-28 -32.5 1 -28 2 1 141.5,-32.5,144,-32.5 40 IN_0 141.5 0 2 141.5,-28,152,-28 141.5 0 152 3 3 152,-28,152,-26.5 44 N_in2 -28 2 28 3 153,-25.5,157,-25.5 44 N_in1 45 N_in0 29 1 125.5,-36,126,-36 49 OUT_0 48 IN_1 30 3 122.5,-24,126,-24 50 N_in1 47 IN_0 31 0 121.5,-36,121.5,-25 49 IN_0 50 N_in2 32 0 125.5,-29,125.5,-26 51 N_in3 -26 1 1 125.5,-26,126,-26 47 IN_1 125.5 0 33 0 125.5,-34,125.5,-31 51 N_in2 -34 1 1 125.5,-34,126,-34 48 IN_0 125.5 0 34 0 135,-25,135,-24.5 -25 2 -24.5 1 1 135,-24.5,138,-24.5 41 N_in0 135 0 2 132,-25,135,-25 47 OUT 135 0 35 0 135,-35,135,-34.5 -35 2 -34.5 1 1 135,-34.5,138,-34.5 42 N_in0 135 0 2 132,-35,135,-35 48 OUT 135 0 36 1 103.5,-30,124.5,-30 52 OUT_0 51 N_in0 56.8547,-73.9753,244.995,-206.25 642 AA_LABEL 155,-103 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 643 AA_LABEL 157,-115.5 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 644 BA_NAND2 160,-105.5 IN_0532 IN_1535

OUT536

angle 0.0 INPUT_BITS 2 645 BA_NAND2 160.5,-113.5 IN_0537 IN_1533

OUT534

angle 0.0 INPUT_BITS 2 646 HA_JUNC_2 152.5,-104.5 N_in0544 N_in1532 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 647 HA_JUNC_2 152.5,-114.5 N_in0545 N_in1533 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 648 HE_JUNC_4 165,-113.5 N_in0534 N_in3535 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 649 HE_JUNC_4 165.5,-105.5 N_in0536 N_in1538 N_in2537 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 650 GA_LED 171.5,-105.5 N_in0538 N_in1554 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 651 AA_LABEL 135,-101 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 652 BA_NAND2 142.5,-105 IN_0540 IN_1542

OUT544

angle 0.0 INPUT_BITS 2 653 BA_NAND2 142.5,-115 IN_0543 IN_1539

OUT545

angle 0.0 INPUT_BITS 2 654 AE_SMALL_INVERTER 137,-116 IN_0541

OUT_0539

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 655 HE_JUNC_4 137,-104 N_in0547 N_in1540 N_in2541 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 656 HE_JUNC_4 139,-110 N_in0546 N_in2543 N_in3542 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 657 DD_KEYPAD_HEX 97,-140.5

OUT_0550

OUT_1549

OUT_2548

OUT_3547

KEYPAD_BOX_0 -3.65,3.05,-2.05,5.65 KEYPAD_BOX_1 -1.76,3.05,-0.16,5.65 KEYPAD_BOX_2 0.15,3.05,1.75,5.65 KEYPAD_BOX_3 2.05,3.05,3.65,5.65 KEYPAD_BOX_4 -3.65,0.15,-2.05,2.75 KEYPAD_BOX_5 -1.76,0.15,-0.16,2.75 KEYPAD_BOX_6 0.15,0.15,1.75,2.75 KEYPAD_BOX_7 2.05,0.15,3.65,2.75 KEYPAD_BOX_8 -3.65,-2.75,-2.05,-0.15 KEYPAD_BOX_9 -1.76,-2.75,-0.16,-0.15 KEYPAD_BOX_A 0.15,-2.75,1.75,-0.15 KEYPAD_BOX_B 2.05,-2.75,3.65,-0.15 KEYPAD_BOX_C -3.65,-5.65,-2.05,-3.05 KEYPAD_BOX_D -1.76,-5.65,-0.16,-3.05 KEYPAD_BOX_E 0.15,-5.65,1.75,-3.05 KEYPAD_BOX_F 2.05,-5.65,3.65,-3.05 angle 0.0 OUTPUT_BITS 4 OUTPUT_NUM 2 658 AA_TOGGLE 117,-205

OUT_0546

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 0 659 GE_LED_DISPLAY_4BIT 211,-140 IN_0551 IN_1552 IN_2553 IN_3554 VALUE_BOX -1.9,-2.9,1.9,3.9 angle 0.0 CURRENT_VALUE 0 INPUT_BITS 4 NO_HOLD true SYNC_LOAD false UNKNOWN_OUTPUTS false 660 AA_LABEL 131.5,-135 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 661 AA_LABEL 155.5,-126 LABEL_TEXT TEXT_HEIGHT 1 angle 0.0 662 AA_LABEL 157.5,-138.5 LABEL_TEXT TEXT_HEIGHT 1 angle 0.0 663 BA_NAND2 160.5,-128.5 IN_0490 IN_1493

OUT494

angle 0.0 INPUT_BITS 2 664 AA_LABEL 142,-75 LABEL_TEXT 4 bit register TEXT_HEIGHT 3 angle 0.0 665 BA_NAND2 161,-136.5 IN_0495 IN_1491

OUT492

angle 0.0 INPUT_BITS 2 666 HA_JUNC_2 153,-127.5 N_in0502 N_in1490 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 667 HA_JUNC_2 153,-137.5 N_in0503 N_in1491 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 668 HE_JUNC_4 165.5,-136.5 N_in0492 N_in3493 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 669 HE_JUNC_4 166,-128.5 N_in0494 N_in1496 N_in2495 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 670 GA_LED 172,-128.5 N_in0496 N_in1553 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 671 BA_NAND2 143,-128 IN_0498 IN_1500

OUT502

angle 0.0 INPUT_BITS 2 672 BA_NAND2 143,-138 IN_0501 IN_1497

OUT503

angle 0.0 INPUT_BITS 2 673 AE_SMALL_INVERTER 137.5,-139 IN_0499

OUT_0497

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 674 HE_JUNC_4 137.5,-127 N_in0548 N_in1498 N_in2499 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 675 HE_JUNC_4 139.5,-133 N_in0546 N_in2501 N_in3500 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 676 AA_LABEL 131,-158 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 677 AA_LABEL 94.5,-129.5 LABEL_TEXT Keypad TEXT_HEIGHT 2 angle 0.0 678 AA_LABEL 155,-149 LABEL_TEXT TEXT_HEIGHT 1 angle 0.0 679 AA_LABEL 157,-161.5 LABEL_TEXT TEXT_HEIGHT 1 angle 0.0 680 AA_LABEL 104.5,-202.5 LABEL_TEXT Write Enable TEXT_HEIGHT 2 angle 0.0 681 BA_NAND2 160,-151.5 IN_0504 IN_1507

OUT508

angle 0.0 INPUT_BITS 2 682 BA_NAND2 160.5,-159.5 IN_0509 IN_1505

OUT506

angle 0.0 INPUT_BITS 2 683 HA_JUNC_2 152.5,-150.5 N_in0516 N_in1504 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 684 HA_JUNC_2 152.5,-160.5 N_in0517 N_in1505 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 685 HE_JUNC_4 165,-159.5 N_in0506 N_in3507 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 686 HE_JUNC_4 165.5,-151.5 N_in0508 N_in1510 N_in2509 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 687 GA_LED 171.5,-151.5 N_in0510 N_in1552 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 688 AA_LABEL 132,-150 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 689 BA_NAND2 142.5,-151 IN_0512 IN_1514

OUT516

angle 0.0 INPUT_BITS 2 690 BA_NAND2 142.5,-162 IN_0515 IN_1511

OUT517

angle 0.0 INPUT_BITS 2 691 AE_SMALL_INVERTER 137,-162 IN_0513

OUT_0511

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 692 HE_JUNC_4 137,-150 N_in0549 N_in1512 N_in2513 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 693 HE_JUNC_4 139,-156 N_in0546 N_in2515 N_in3514 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 694 AA_LABEL 133,-179.5 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 695 AA_LABEL 157,-170.5 LABEL_TEXT TEXT_HEIGHT 1 angle 0.0 696 AA_LABEL 159,-183 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 697 AA_LABEL 147,-93.5 LABEL_TEXT D Latch TEXT_HEIGHT 2 angle 0.0 698 BA_NAND2 162,-173 IN_0518 IN_1521

OUT522

angle 0.0 INPUT_BITS 2 699 BA_NAND2 162.5,-181 IN_0523 IN_1519

OUT520

angle 0.0 INPUT_BITS 2 700 HA_JUNC_2 154.5,-172 N_in0530 N_in1518 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 701 HA_JUNC_2 154.5,-182 N_in0531 N_in1519 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 702 HE_JUNC_4 167,-181 N_in0520 N_in3521 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 703 HE_JUNC_4 167.5,-173 N_in0522 N_in1524 N_in2523 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 704 GA_LED 173.5,-173 N_in0524 N_in1551 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 705 AA_LABEL 134,-171.5 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 706 BA_NAND2 144.5,-172.5 IN_0526 IN_1528

OUT530

angle 0.0 INPUT_BITS 2 707 BA_NAND2 144.5,-182.5 IN_0529 IN_1525

OUT531

angle 0.0 INPUT_BITS 2 708 AE_SMALL_INVERTER 139,-183.5 IN_0527

OUT_0525

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 709 HE_JUNC_4 139,-171.5 N_in0550 N_in1526 N_in2527 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 710 HE_JUNC_4 141,-177.5 N_in0546 N_in2529 N_in3528 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 711 AA_LABEL 131,-112 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 490 1 154,-127.5,157.5,-127.5 666 N_in1 663 IN_0 491 1 154,-137.5,158,-137.5 667 N_in1 665 IN_1 492 5 164,-136.5,164.5,-136.5 665 OUT 668 N_in0 493 0 165.5,-135.5,165.5,-132 668 N_in3 -132 1 1 157.5,-132,165.5,-132 157.5 2 165.5 0 2 157.5,-132,157.5,-129.5 663 IN_1 -132 1 494 3 163.5,-128.5,165,-128.5 663 OUT 669 N_in0 495 0 155.5,-135.5,155.5,-131 -135.5 1 -131 2 1 155.5,-135.5,158,-135.5 665 IN_0 155.5 0 2 155.5,-131,166,-131 155.5 0 166 3 3 166,-131,166,-129.5 669 N_in2 -131 2 496 3 167,-128.5,171,-128.5 669 N_in1 670 N_in0 497 1 139.5,-139,140,-139 672 IN_1 673 OUT_0 498 1 138.5,-127,140,-127 674 N_in1 671 IN_0 499 0 135.5,-139,135.5,-128 673 IN_0 -128 2 2 135.5,-128,137.5,-128 674 N_in2 135.5 0 500 0 139.5,-132,139.5,-129 675 N_in3 -129 1 1 139.5,-129,140,-129 671 IN_1 139.5 0 501 0 139.5,-137,139.5,-134 675 N_in2 -137 1 1 139.5,-137,140,-137 672 IN_0 139.5 0 502 0 149,-128,149,-127.5 -128 2 -127.5 1 1 149,-127.5,152,-127.5 666 N_in0 149 0 2 146,-128,149,-128 671 OUT 149 0 503 0 149,-138,149,-137.5 -138 2 -137.5 1 1 149,-137.5,152,-137.5 667 N_in0 149 0 2 146,-138,149,-138 672 OUT 149 0 504 1 153.5,-150.5,157,-150.5 683 N_in1 681 IN_0 505 1 153.5,-160.5,157.5,-160.5 684 N_in1 682 IN_1 506 3 163.5,-159.5,164,-159.5 682 OUT 685 N_in0 507 0 165,-158.5,165,-155 685 N_in3 -155 1 1 157,-155,165,-155 157 2 165 0 2 157,-155,157,-152.5 681 IN_1 -155 1 508 3 163,-151.5,164.5,-151.5 681 OUT 686 N_in0 509 0 155,-158.5,155,-154 -158.5 1 -154 2 1 155,-158.5,157.5,-158.5 682 IN_0 155 0 2 155,-154,165.5,-154 155 0 165.5 3 3 165.5,-154,165.5,-152.5 686 N_in2 -154 2 510 3 166.5,-151.5,170.5,-151.5 686 N_in1 687 N_in0 511 1 139,-163,139.5,-163 690 IN_1 139 2 2 139,-163,139,-162 691 OUT_0 -163 1 512 1 138,-150,139.5,-150 692 N_in1 689 IN_0 513 0 135,-162,135,-151 691 IN_0 -151 2 2 135,-151,137,-151 692 N_in2 135 0 514 0 139,-155,139,-152 693 N_in3 -152 1 1 139,-152,139.5,-152 689 IN_1 139 0 515 0 139,-161,139,-157 693 N_in2 -161 1 1 139,-161,139.5,-161 690 IN_0 139 0 516 0 148.5,-151,148.5,-150.5 -151 2 -150.5 1 1 148.5,-150.5,151.5,-150.5 683 N_in0 148.5 0 2 145.5,-151,148.5,-151 689 OUT 148.5 0 517 0 148.5,-162,148.5,-160.5 -162 2 -160.5 1 1 148.5,-160.5,151.5,-160.5 684 N_in0 148.5 0 2 145.5,-162,148.5,-162 690 OUT 148.5 0 518 1 155.5,-172,159,-172 700 N_in1 698 IN_0 519 1 155.5,-182,159.5,-182 701 N_in1 699 IN_1 520 3 165.5,-181,166,-181 699 OUT 702 N_in0 521 0 167,-183,167,-180 702 N_in3 -183 1 1 158,-183,167,-183 158 2 167 0 2 158,-183,158,-174 -183 1 -174 4 4 158,-174,159,-174 698 IN_1 158 2 522 3 165,-173,166.5,-173 698 OUT 703 N_in0 523 0 156,-182,156,-180 -182 2 -180 1 1 156,-180,159.5,-180 699 IN_0 156 0 2 156,-182,167.5,-182 156 0 167.5 3 3 167.5,-182,167.5,-174 703 N_in2 -182 2 524 3 168.5,-173,172.5,-173 703 N_in1 704 N_in0 525 1 141,-183.5,141.5,-183.5 707 IN_1 708 OUT_0 526 1 140,-171.5,141.5,-171.5 709 N_in1 706 IN_0 527 0 137,-183.5,137,-172.5 708 IN_0 -172.5 2 2 137,-172.5,139,-172.5 709 N_in2 137 0 528 0 141,-176.5,141,-173.5 710 N_in3 -173.5 1 1 141,-173.5,141.5,-173.5 706 IN_1 141 0 529 0 141,-181.5,141,-178.5 710 N_in2 -181.5 1 1 141,-181.5,141.5,-181.5 707 IN_0 141 0 530 0 150.5,-172.5,150.5,-172 -172.5 2 -172 1 1 150.5,-172,153.5,-172 700 N_in0 150.5 0 2 147.5,-172.5,150.5,-172.5 706 OUT 150.5 0 531 0 150.5,-182.5,150.5,-182 -182.5 2 -182 1 1 150.5,-182,153.5,-182 701 N_in0 150.5 0 2 147.5,-182.5,150.5,-182.5 707 OUT 150.5 0 532 1 153.5,-104.5,157,-104.5 646 N_in1 644 IN_0 533 1 153.5,-114.5,157.5,-114.5 647 N_in1 645 IN_1 534 3 163.5,-113.5,164,-113.5 645 OUT 648 N_in0 535 0 165,-112.5,165,-109 648 N_in3 -109 1 1 157,-109,165,-109 157 2 165 0 2 157,-109,157,-106.5 644 IN_1 -109 1 536 3 163,-105.5,164.5,-105.5 644 OUT 649 N_in0 537 0 155,-112.5,155,-108 -112.5 1 -108 2 1 155,-112.5,157.5,-112.5 645 IN_0 155 0 2 155,-108,165.5,-108 155 0 165.5 3 3 165.5,-108,165.5,-106.5 649 N_in2 -108 2 538 3 166.5,-105.5,170.5,-105.5 649 N_in1 650 N_in0 539 1 139,-116,139.5,-116 653 IN_1 654 OUT_0 540 3 138,-104,139.5,-104 655 N_in1 652 IN_0 541 0 135,-116,135,-105 654 IN_0 -105 2 2 135,-105,137,-105 655 N_in2 135 0 542 0 139,-109,139,-106 656 N_in3 -106 1 1 139,-106,139.5,-106 652 IN_1 139 0 543 0 139,-114,139,-111 656 N_in2 -114 1 1 139,-114,139.5,-114 653 IN_0 139 0 544 0 148.5,-105,148.5,-104.5 -105 2 -104.5 1 1 148.5,-104.5,151.5,-104.5 646 N_in0 148.5 0 2 145.5,-105,148.5,-105 652 OUT 148.5 0 545 0 148.5,-115,148.5,-114.5 -115 2 -114.5 1 1 148.5,-114.5,151.5,-114.5 647 N_in0 148.5 0 2 145.5,-115,148.5,-115 653 OUT 148.5 0 546 0 128.5,-205,128.5,-110 -205 1 -177.5 2 -156 4 -133 6 -110 8 1 119,-205,128.5,-205 658 OUT_0 128.5 0 2 128.5,-177.5,140,-177.5 710 N_in0 128.5 0 4 128.5,-156,138,-156 693 N_in0 128.5 0 6 128.5,-133,138.5,-133 675 N_in0 128.5 0 8 128.5,-110,138,-110 656 N_in0 128.5 0 547 0 110.5,-137.5,110.5,-104 -137.5 2 -104 1 1 110.5,-104,136,-104 655 N_in0 110.5 0 2 102,-137.5,110.5,-137.5 657 OUT_3 110.5 0 548 0 118.5,-139.5,118.5,-127 -139.5 1 -127 2 1 102,-139.5,118.5,-139.5 657 OUT_2 118.5 0 2 118.5,-127,136.5,-127 674 N_in0 118.5 0 549 0 118.5,-150,118.5,-141.5 -150 2 -141.5 1 1 102,-141.5,118.5,-141.5 657 OUT_1 118.5 0 2 118.5,-150,136,-150 692 N_in0 118.5 0 550 0 110.5,-171.5,110.5,-143.5 -171.5 2 -143.5 1 1 102,-143.5,110.5,-143.5 657 OUT_0 110.5 0 2 110.5,-171.5,138,-171.5 709 N_in0 110.5 0 551 1 174.5,-173,208,-173 704 N_in1 208 3 3 208,-173,208,-141 659 IN_0 -173 1 552 0 204,-151.5,204,-140 -151.5 1 -140 2 1 172.5,-151.5,204,-151.5 687 N_in1 204 0 2 204,-140,208,-140 659 IN_1 204 0 553 0 203.5,-139,203.5,-128.5 -139 2 -128.5 1 1 173,-128.5,203.5,-128.5 670 N_in1 203.5 0 2 203.5,-139,208,-139 659 IN_2 203.5 0 554 0 207.5,-138,207.5,-105.5 -138 2 -105.5 1 1 172.5,-105.5,207.5,-105.5 650 N_in1 207.5 0 2 207.5,-138,208,-138 659 IN_3 207.5 0 -20.0176,-32.2334,159.293,-158.3 579 AA_LABEL 4.5,-49.5 LABEL_TEXT (to store) TEXT_HEIGHT 1 angle 0.0 580 AE_MUX_4x1 134,-91 IN_0485 IN_1486 IN_2487 IN_3488

OUT489

SEL_0472 SEL_1473 angle 0.0 INPUT_BITS 4 581 AA_LABEL -0.5,-93.5 LABEL_TEXT Memory Address TEXT_HEIGHT 2 angle 0.0 582 AA_LABEL 136.5,-81 LABEL_TEXT Address TEXT_HEIGHT 2 angle 0.0 583 BA_NAND2 79,-66.5 IN_0469 IN_1465

OUT471

angle 0.0 INPUT_BITS 2 584 AE_SMALL_INVERTER 73.5,-67.5 IN_02

OUT_0465

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 585 HE_JUNC_4 71.5,-55.5 N_in0480 N_in1466 N_in22 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 586 HE_JUNC_4 75.5,-61.5 N_in01 N_in2469 N_in3468 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 587 AA_TOGGLE 53.5,-156.5

OUT_0478

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 588 AA_LABEL 68,-86.5 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 589 AA_LABEL 92,-77.5 LABEL_TEXT TEXT_HEIGHT 1 angle 0.0 590 AA_LABEL 94,-90 LABEL_TEXT TEXT_HEIGHT 1 angle 0.0 591 BA_NAND2 97,-80 IN_0417 IN_1420

OUT421

angle 0.0 INPUT_BITS 2 592 BA_NAND2 97.5,-88 IN_0422 IN_1418

OUT419

angle 0.0 INPUT_BITS 2 593 HA_JUNC_2 89.5,-79 N_in0429 N_in1417 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 594 HA_JUNC_2 89.5,-89 N_in0430 N_in1418 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 595 HE_JUNC_4 102,-88 N_in0419 N_in3420 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 596 HE_JUNC_4 102.5,-80 N_in0421 N_in1423 N_in2422 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 597 GA_LED 108.5,-80 N_in0423 N_in1487 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 598 BA_NAND2 79.5,-79.5 IN_0425 IN_1427

OUT429

angle 0.0 INPUT_BITS 2 599 BA_NAND2 79.5,-89.5 IN_0428 IN_1424

OUT430

angle 0.0 INPUT_BITS 2 600 AE_SMALL_INVERTER 74,-90.5 IN_0426

OUT_0424

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 601 HE_JUNC_4 71.5,-78.5 N_in1425 N_in2426 N_in32 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 602 HE_JUNC_4 76,-84.5 N_in0484 N_in2428 N_in3427 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 603 AA_LABEL 67,-111.5 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 604 AA_LABEL 91.5,-100.5 LABEL_TEXT TEXT_HEIGHT 1 angle 0.0 605 AA_LABEL 93.5,-113 LABEL_TEXT TEXT_HEIGHT 1 angle 0.0 606 BA_NAND2 96.5,-103 IN_0431 IN_1434

OUT435

angle 0.0 INPUT_BITS 2 607 BA_NAND2 97,-111 IN_0436 IN_1432

OUT433

angle 0.0 INPUT_BITS 2 608 HA_JUNC_2 89,-102 N_in0442 N_in1431 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 609 HA_JUNC_2 89,-112 N_in0443 N_in1432 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 610 HE_JUNC_4 101.5,-111 N_in0433 N_in3434 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 611 HE_JUNC_4 102,-103 N_in0435 N_in1437 N_in2436 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 612 GA_LED 108,-103 N_in0437 N_in1486 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 613 AA_LABEL 68.5,-101.5 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 34 AA_LABEL 72.5,-33 LABEL_TEXT Memory: 4 locations, 1 bit addressability TEXT_HEIGHT 2 angle 0.0 614 BA_NAND2 79,-102.5 IN_0439 IN_1440

OUT442

angle 0.0 INPUT_BITS 2 615 BA_NAND2 79,-113.5 IN_0441 IN_1438

OUT443

angle 0.0 INPUT_BITS 2 36 AA_LABEL 38,-87.5 LABEL_TEXT Decoder TEXT_HEIGHT 2 angle 0.0 616 AE_SMALL_INVERTER 73.5,-113.5 IN_0475

OUT_0438

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 617 HE_JUNC_4 71.5,-101.5 N_in1439 N_in2475 N_in3426 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 618 HE_JUNC_4 75.5,-107.5 N_in0476 N_in2441 N_in3440 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 619 AA_LABEL 79,-129 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 620 AA_LABEL 93.5,-122 LABEL_TEXT TEXT_HEIGHT 1 angle 0.0 621 AA_LABEL 95.5,-134.5 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 622 AA_LABEL 83.5,-45 LABEL_TEXT D Latch TEXT_HEIGHT 2 angle 0.0 623 BA_NAND2 98.5,-124.5 IN_0444 IN_1447

OUT448

angle 0.0 INPUT_BITS 2 624 BA_NAND2 99,-132.5 IN_0449 IN_1445

OUT446

angle 0.0 INPUT_BITS 2 625 HA_JUNC_2 91,-123.5 N_in0456 N_in1444 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 626 HA_JUNC_2 91,-133.5 N_in0457 N_in1445 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 627 HE_JUNC_4 103.5,-132.5 N_in0446 N_in3447 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 628 HE_JUNC_4 104,-124.5 N_in0448 N_in1450 N_in2449 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 629 GA_LED 110,-124.5 N_in0450 N_in1485 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 630 AA_LABEL 69,-122.5 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 631 BA_NAND2 81,-124 IN_0452 IN_1454

OUT456

angle 0.0 INPUT_BITS 2 632 BA_NAND2 81,-134 IN_0455 IN_1451

OUT457

angle 0.0 INPUT_BITS 2 633 AE_SMALL_INVERTER 75.5,-135 IN_0453

OUT_0451

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 634 HE_JUNC_4 71.5,-123 N_in1452 N_in2453 N_in3475 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 635 HE_JUNC_4 77.5,-129 N_in0477 N_in2455 N_in3454 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 636 AA_LABEL 78,-61.5 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 637 AA_LABEL 91.5,-54.5 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 638 AA_LABEL 93.5,-67 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 639 BA_NAND2 96.5,-57 IN_0458 IN_1461

OUT462

angle 0.0 INPUT_BITS 2 640 BA_NAND2 97,-65 IN_0463 IN_1459

OUT460

angle 0.0 INPUT_BITS 2 641 HA_JUNC_2 89,-56 N_in0470 N_in1458 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 117 AA_LABEL 72,-38 LABEL_TEXT each D-latch stores 1 bit at 1 location TEXT_HEIGHT 2 angle 0.0 561 HA_JUNC_2 89,-66 N_in0471 N_in1459 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 562 HE_JUNC_4 101.5,-65 N_in0460 N_in3461 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 563 HE_JUNC_4 102,-57 N_in0462 N_in1464 N_in2463 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 564 GA_LED 108,-57 N_in0464 N_in1488 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 565 AA_LABEL 71.5,-52.5 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 566 BA_NAND2 79,-56.5 IN_0466 IN_1468

OUT470

angle 0.0 INPUT_BITS 2 567 GA_LED 151.5,-91 N_in0489 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 568 BA_DECODER_2x4 35,-94.5 ENABLE474 IN_0472 IN_1473

OUT_0483

OUT_1482

OUT_2481

OUT_3479

angle 0.0 INPUT_BITS 2 569 AA_TOGGLE 17.5,-98.5

OUT_0472

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 570 AA_TOGGLE 17.5,-94.5

OUT_0473

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 571 AA_TOGGLE 18.5,-88.5

OUT_0474

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 572 AA_AND2 67,-61.5 IN_0479 IN_1478

OUT1

angle 0.0 INPUT_BITS 2 573 AA_AND2 68,-84 IN_0481 IN_1478

OUT484

angle 0.0 INPUT_BITS 2 574 AA_AND2 67,-107.5 IN_0482 IN_1478

OUT476

angle 0.0 INPUT_BITS 2 575 AA_AND2 69,-129 IN_0483 IN_1478

OUT477

angle 0.0 INPUT_BITS 2 576 AA_LABEL 39,-156.5 LABEL_TEXT Write/Read TEXT_HEIGHT 2 angle 0.0 577 AA_TOGGLE 17,-47.5

OUT_0480

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 578 AA_LABEL 4.5,-46.5 LABEL_TEXT Input TEXT_HEIGHT 2 angle 0.0 1 1 70,-61.5,74.5,-61.5 586 N_in0 572 OUT 2 0 71.5,-77.5,71.5,-56.5 584 IN_0 601 N_in3 585 N_in2 417 1 90.5,-79,94,-79 593 N_in1 591 IN_0 418 1 90.5,-89,94.5,-89 594 N_in1 592 IN_1 419 7 100.5,-88,101,-88 592 OUT 595 N_in0 420 0 102,-87,102,-83.5 595 N_in3 -83.5 1 1 94,-83.5,102,-83.5 94 2 102 0 2 94,-83.5,94,-81 591 IN_1 -83.5 1 421 5 100,-80,101.5,-80 591 OUT 596 N_in0 422 0 92,-87,92,-82.5 -87 1 -82.5 2 1 92,-87,94.5,-87 592 IN_0 92 0 2 92,-82.5,102.5,-82.5 92 0 102.5 3 3 102.5,-82.5,102.5,-81 596 N_in2 -82.5 2 423 5 103.5,-80,107.5,-80 596 N_in1 597 N_in0 424 1 76,-90.5,76.5,-90.5 599 IN_1 600 OUT_0 425 1 72.5,-78.5,76.5,-78.5 601 N_in1 598 IN_0 426 0 71.5,-100.5,71.5,-79.5 617 N_in3 601 N_in2 -90.5 8 8 71.5,-90.5,72,-90.5 600 IN_0 71.5 0 427 0 76,-83.5,76,-80.5 602 N_in3 -80.5 1 1 76,-80.5,76.5,-80.5 598 IN_1 76 0 428 0 76,-88.5,76,-85.5 602 N_in2 -88.5 1 1 76,-88.5,76.5,-88.5 599 IN_0 76 0 429 0 85.5,-79.5,85.5,-79 -79.5 2 -79 1 1 85.5,-79,88.5,-79 593 N_in0 85.5 0 2 82.5,-79.5,85.5,-79.5 598 OUT 85.5 0 430 0 85.5,-89.5,85.5,-89 -89.5 2 -89 1 1 85.5,-89,88.5,-89 594 N_in0 85.5 0 2 82.5,-89.5,85.5,-89.5 599 OUT 85.5 0 431 1 90,-102,93.5,-102 608 N_in1 606 IN_0 432 1 90,-112,94,-112 609 N_in1 607 IN_1 433 5 100,-111,100.5,-111 607 OUT 610 N_in0 434 0 101.5,-110,101.5,-106.5 610 N_in3 -106.5 1 1 93.5,-106.5,101.5,-106.5 93.5 2 101.5 0 2 93.5,-106.5,93.5,-104 606 IN_1 -106.5 1 435 5 99.5,-103,101,-103 606 OUT 611 N_in0 436 0 91.5,-110,91.5,-105.5 -110 1 -105.5 2 1 91.5,-110,94,-110 607 IN_0 91.5 0 2 91.5,-105.5,102,-105.5 91.5 0 102 3 3 102,-105.5,102,-104 611 N_in2 -105.5 2 437 5 103,-103,107,-103 611 N_in1 612 N_in0 438 1 75.5,-114.5,76,-114.5 615 IN_1 75.5 2 2 75.5,-114.5,75.5,-113.5 616 OUT_0 -114.5 1 439 1 72.5,-101.5,76,-101.5 617 N_in1 614 IN_0 440 0 75.5,-106.5,75.5,-103.5 618 N_in3 -103.5 1 1 75.5,-103.5,76,-103.5 614 IN_1 75.5 0 441 0 75.5,-112.5,75.5,-108.5 618 N_in2 -112.5 1 1 75.5,-112.5,76,-112.5 615 IN_0 75.5 0 442 0 85,-102.5,85,-102 -102.5 2 -102 1 1 85,-102,88,-102 608 N_in0 85 0 2 82,-102.5,85,-102.5 614 OUT 85 0 443 0 85,-113.5,85,-112 -113.5 2 -112 1 1 85,-112,88,-112 609 N_in0 85 0 2 82,-113.5,85,-113.5 615 OUT 85 0 444 1 92,-123.5,95.5,-123.5 625 N_in1 623 IN_0 445 1 92,-133.5,96,-133.5 626 N_in1 624 IN_1 446 5 102,-132.5,102.5,-132.5 624 OUT 627 N_in0 447 0 103.5,-136,103.5,-131.5 627 N_in3 -136 1 1 94.5,-136,103.5,-136 94.5 2 103.5 0 2 94.5,-136,94.5,-125.5 -136 1 -125.5 4 4 94.5,-125.5,95.5,-125.5 623 IN_1 94.5 2 448 5 101.5,-124.5,103,-124.5 623 OUT 628 N_in0 449 0 92.5,-133.5,92.5,-131.5 -133.5 2 -131.5 1 1 92.5,-131.5,96,-131.5 624 IN_0 92.5 0 2 92.5,-133.5,105.5,-133.5 92.5 0 105.5 3 3 105.5,-133.5,105.5,-125.5 -133.5 2 -125.5 4 4 104,-125.5,105.5,-125.5 628 N_in2 105.5 3 450 5 105,-124.5,109,-124.5 628 N_in1 629 N_in0 451 1 77.5,-135,78,-135 632 IN_1 633 OUT_0 452 1 72.5,-123,78,-123 634 N_in1 631 IN_0 453 0 72,-135,72,-124 -135 8 -124 2 2 71.5,-124,72,-124 634 N_in2 72 0 8 72,-135,73.5,-135 633 IN_0 72 0 454 0 77.5,-128,77.5,-125 635 N_in3 -125 1 1 77.5,-125,78,-125 631 IN_1 77.5 0 455 0 77.5,-133,77.5,-130 635 N_in2 -133 1 1 77.5,-133,78,-133 632 IN_0 77.5 0 456 0 87,-124,87,-123.5 -124 2 -123.5 1 1 87,-123.5,90,-123.5 625 N_in0 87 0 2 84,-124,87,-124 631 OUT 87 0 457 0 87,-134,87,-133.5 -134 2 -133.5 1 1 87,-133.5,90,-133.5 626 N_in0 87 0 2 84,-134,87,-134 632 OUT 87 0 458 1 90,-56,93.5,-56 641 N_in1 639 IN_0 459 3 90,-66,94,-66 561 N_in1 640 IN_1 460 3 100,-65,100.5,-65 640 OUT 562 N_in0 461 0 101.5,-64,101.5,-60.5 562 N_in3 -60.5 1 1 93.5,-60.5,101.5,-60.5 93.5 2 101.5 0 2 93.5,-60.5,93.5,-58 639 IN_1 -60.5 1 462 3 99.5,-57,101,-57 639 OUT 563 N_in0 463 0 91.5,-64,91.5,-59.5 -64 1 -59.5 2 1 91.5,-64,94,-64 640 IN_0 91.5 0 2 91.5,-59.5,102,-59.5 91.5 0 102 3 3 102,-59.5,102,-58 563 N_in2 -59.5 2 464 5 103,-57,107,-57 563 N_in1 564 N_in0 465 1 75.5,-67.5,76,-67.5 583 IN_1 584 OUT_0 466 3 72.5,-55.5,76,-55.5 566 IN_0 585 N_in1 468 0 75.5,-60.5,75.5,-57.5 586 N_in3 -57.5 1 1 75.5,-57.5,76,-57.5 566 IN_1 75.5 0 469 0 75.5,-65.5,75.5,-62.5 586 N_in2 -65.5 1 1 75.5,-65.5,76,-65.5 583 IN_0 75.5 0 470 0 85,-56.5,85,-56 -56.5 2 -56 1 1 85,-56,88,-56 641 N_in0 85 0 2 82,-56.5,85,-56.5 566 OUT 85 0 471 0 85,-66.5,85,-66 -66.5 2 -66 1 1 85,-66,88,-66 561 N_in0 85 0 2 82,-66.5,85,-66.5 583 OUT 85 0 472 0 25.5,-145.5,25.5,-98.5 -145.5 1 -98.5 2 1 25.5,-145.5,140.5,-145.5 25.5 0 29.5 4 140.5 3 2 19.5,-98.5,25.5,-98.5 569 OUT_0 25.5 0 3 140.5,-145.5,140.5,-86 -145.5 1 -86 5 4 29.5,-145.5,29.5,-96 -145.5 1 -96 6 5 135,-86,140.5,-86 580 SEL_0 140.5 3 6 29.5,-96,32,-96 568 IN_0 29.5 4 473 0 22,-148.5,22,-94.5 -148.5 1 -94.5 2 1 22,-148.5,144,-148.5 22 0 32 4 144 3 2 19.5,-94.5,22,-94.5 570 OUT_0 22 0 3 144,-148.5,144,-84.5 -148.5 1 -84.5 5 4 32,-148.5,32,-95 568 IN_1 -148.5 1 5 134,-84.5,144,-84.5 134 6 144 3 6 134,-86,134,-84.5 580 SEL_1 -84.5 5 474 0 26,-93,26,-88.5 -93 1 -88.5 2 1 26,-93,32,-93 568 ENABLE 26 0 2 20.5,-88.5,26,-88.5 571 OUT_0 26 0 475 0 71.5,-122,71.5,-102.5 634 N_in3 616 IN_0 617 N_in2 476 1 70,-107.5,74.5,-107.5 574 OUT 618 N_in0 477 1 72,-129,76.5,-129 575 OUT 635 N_in0 478 0 60,-156.5,60,-62.5 -156.5 2 -130 5 -108.5 4 -85 3 -62.5 1 1 60,-62.5,64,-62.5 572 IN_1 60 0 2 55.5,-156.5,60,-156.5 587 OUT_0 60 0 3 60,-85,65,-85 573 IN_1 60 0 4 60,-108.5,64,-108.5 574 IN_1 60 0 5 60,-130,66,-130 575 IN_1 60 0 479 0 51.5,-93,51.5,-60.5 -93 2 -60.5 1 1 51.5,-60.5,64,-60.5 572 IN_0 51.5 0 2 38,-93,51.5,-93 568 OUT_3 51.5 0 480 1 19,-47.5,71.5,-47.5 577 OUT_0 71.5 3 3 71.5,-55.5,71.5,-47.5 -55.5 4 -47.5 1 4 70.5,-55.5,71.5,-55.5 585 N_in0 71.5 3 481 0 53,-94,53,-83 -94 2 -83 1 1 53,-83,65,-83 573 IN_0 53 0 2 38,-94,53,-94 568 OUT_2 53 0 482 1 38,-95,64,-95 568 OUT_1 64 3 3 64,-106.5,64,-95 574 IN_0 -95 1 483 0 52,-128,52,-96 -128 2 -96 1 1 38,-96,52,-96 568 OUT_0 52 0 2 52,-128,66,-128 575 IN_0 52 0 484 0 73,-84.5,73,-84 -84.5 1 -84 2 1 73,-84.5,75,-84.5 602 N_in0 73 0 2 71,-84,73,-84 573 OUT 73 0 485 0 121,-124.5,121,-94 -124.5 1 -94 2 1 111,-124.5,121,-124.5 629 N_in1 121 0 2 121,-94,131,-94 580 IN_0 121 0 486 0 120,-103,120,-92 -103 1 -92 2 1 109,-103,120,-103 612 N_in1 120 0 2 120,-92,131,-92 580 IN_1 120 0 487 0 120,-90,120,-80 -90 2 -80 1 1 109.5,-80,120,-80 597 N_in1 120 0 2 120,-90,131,-90 580 IN_2 120 0 488 0 123.5,-88,123.5,-57 -88 2 -57 1 1 109,-57,123.5,-57 564 N_in1 123.5 0 2 123.5,-88,131,-88 580 IN_3 123.5 0 489 1 137,-91,150.5,-91 580 OUT 567 N_in0 142.33,-50.2335,246.895,-123.75 64 AA_LABEL 199,-54.5 LABEL_TEXT Can change clock cyle by sliding bar at top (next to play button) TEXT_HEIGHT 1 angle 0.0 79 AA_LABEL 190,-116 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 80 AA_LABEL 203.5,-109.5 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 81 AA_LABEL 205.5,-122 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 82 BA_NAND2 208.5,-112 IN_053 IN_156

OUT57

angle 0.0 INPUT_BITS 2 83 BA_NAND2 209,-120 IN_058 IN_154

OUT55

angle 0.0 INPUT_BITS 2 84 HA_JUNC_2 201,-111 N_in069 N_in153 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 86 HA_JUNC_2 201,-121 N_in070 N_in154 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 87 HE_JUNC_4 213.5,-120 N_in055 N_in356 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 88 HE_JUNC_4 214,-112 N_in057 N_in159 N_in258 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 89 AA_TOGGLE 181.5,-110.5

OUT_062

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 90 GA_LED 220,-112 N_in059 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 91 AA_LABEL 179,-110.5 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 92 BA_NAND2 191,-111.5 IN_061 IN_164

OUT69

angle 0.0 INPUT_BITS 2 93 BA_NAND2 191,-121.5 IN_068 IN_160

OUT70

angle 0.0 INPUT_BITS 2 94 AE_SMALL_INVERTER 185.5,-122.5 IN_063

OUT_060

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 95 HE_JUNC_4 185.5,-110.5 N_in062 N_in161 N_in263 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 96 HE_JUNC_4 187.5,-116.5 N_in086 N_in268 N_in364 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 97 BB_CLOCK 167.5,-116.5

CLK87

angle 0.0 HALF_CYCLE 5 98 AA_LABEL 179.5,-106 LABEL_TEXT Connect Clock to WE TEXT_HEIGHT 1 angle 0.0 119 AA_TOGGLE 172,-120.5

OUT_088

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 507 AA_LABEL 194.5,-79 LABEL_TEXT Q gets updated only when clock is high (1) TEXT_HEIGHT 1 angle 0.0 121 AA_AND2 179,-116.5 IN_087 IN_188

OUT86

angle 0.0 INPUT_BITS 2 508 AA_LABEL 197,-82 LABEL_TEXT When clock is low (0) output does not change even if value of D changes TEXT_HEIGHT 1 angle 0.0 122 AA_LABEL 169,-120.5 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 509 AA_LABEL 190,-92.5 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 123 AA_LABEL 197,-103 LABEL_TEXT D Latch with Clock and Write Enable TEXT_HEIGHT 2 angle 0.0 510 AA_LABEL 203.5,-86 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 124 AA_LABEL 209.5,-106 LABEL_TEXT Q gets updated only when clock is high (1) AND WE=1 TEXT_HEIGHT 1 angle 0.0 511 AA_LABEL 205.5,-98.5 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 512 AA_LABEL 197,-76 LABEL_TEXT D Latch with Clock TEXT_HEIGHT 2 angle 0.0 513 BA_NAND2 208.5,-88.5 IN_0379 IN_1382

OUT383

angle 0.0 INPUT_BITS 2 514 BA_NAND2 209,-96.5 IN_0384 IN_1380

OUT381

angle 0.0 INPUT_BITS 2 515 HA_JUNC_2 201,-87.5 N_in0392 N_in1379 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 516 HA_JUNC_2 201,-97.5 N_in0393 N_in1380 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 130 BB_CLOCK 165,-65.5

CLK89

angle 0.0 HALF_CYCLE 5 517 HE_JUNC_4 213.5,-96.5 N_in0381 N_in3382 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 518 HE_JUNC_4 214,-88.5 N_in0383 N_in1385 N_in2384 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 132 GA_LED 175,-65.5 N_in089 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 519 AA_TOGGLE 181.5,-87

OUT_0388

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 0 520 GA_LED 220,-88.5 N_in0385 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 521 AA_LABEL 179,-87 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 522 BA_NAND2 191,-88 IN_0387 IN_1390

OUT392

angle 0.0 INPUT_BITS 2 523 BA_NAND2 191,-98 IN_0391 IN_1386

OUT393

angle 0.0 INPUT_BITS 2 524 AE_SMALL_INVERTER 185.5,-99 IN_0389

OUT_0386

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 525 HE_JUNC_4 185.5,-87 N_in0388 N_in1387 N_in2389 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 526 HE_JUNC_4 187.5,-93 N_in0394 N_in2391 N_in3390 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 527 BB_CLOCK 167.5,-93

CLK394

angle 0.0 HALF_CYCLE 5 528 BB_CLOCK 203.5,-58.5

CLK396

angle 0.0 HALF_CYCLE 5 529 AA_LABEL 167,-98.5 LABEL_TEXT Connect Clock to WE TEXT_HEIGHT 1 angle 0.0 530 GA_LED 227,-68.5 N_in0395 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 531 AA_AND2 213,-68.5 IN_0396 IN_1397

OUT395

angle 0.0 INPUT_BITS 2 532 AA_TOGGLE 193.5,-69.5

OUT_0397

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 533 AA_LABEL 198,-51 LABEL_TEXT Clock and clocked circuits TEXT_HEIGHT 2 angle 0.0 386 1 187.5,-99,188,-99 524 OUT_0 523 IN_1 387 1 186.5,-87,188,-87 525 N_in1 522 IN_0 388 3 183.5,-87,184.5,-87 519 OUT_0 525 N_in0 389 0 183.5,-99,183.5,-88 524 IN_0 -88 2 2 183.5,-88,185.5,-88 525 N_in2 183.5 0 390 0 187.5,-92,187.5,-89 526 N_in3 -89 1 1 187.5,-89,188,-89 522 IN_1 187.5 0 391 0 187.5,-97,187.5,-94 526 N_in2 -97 1 1 187.5,-97,188,-97 523 IN_0 187.5 0 392 0 197,-88,197,-87.5 -88 3 -87.5 1 1 197,-87.5,200,-87.5 515 N_in0 197 0 3 194,-88,197,-88 522 OUT 197 0 393 0 197,-98,197,-97.5 -98 3 -97.5 1 1 197,-97.5,200,-97.5 516 N_in0 197 0 3 194,-98,197,-98 523 OUT 197 0 394 1 171.5,-93,186.5,-93 527 CLK 526 N_in0 395 1 216,-68.5,226,-68.5 530 N_in0 531 OUT 396 0 208.5,-67.5,208.5,-58.5 -67.5 1 -58.5 2 1 208.5,-67.5,210,-67.5 531 IN_0 208.5 0 2 207.5,-58.5,208.5,-58.5 528 CLK 208.5 0 397 1 195.5,-69.5,210,-69.5 531 IN_1 532 OUT_0 53 1 202,-111,205.5,-111 84 N_in1 82 IN_0 54 1 202,-121,206,-121 86 N_in1 83 IN_1 55 3 212,-120,212.5,-120 83 OUT 87 N_in0 56 0 213.5,-119,213.5,-115.5 87 N_in3 -115.5 1 1 205.5,-115.5,213.5,-115.5 205.5 2 213.5 0 2 205.5,-115.5,205.5,-113 82 IN_1 -115.5 1 57 3 211.5,-112,213,-112 82 OUT 88 N_in0 58 0 203.5,-119,203.5,-114.5 -119 1 -114.5 2 1 203.5,-119,206,-119 83 IN_0 203.5 0 2 203.5,-114.5,214,-114.5 203.5 0 214 3 3 214,-114.5,214,-113 88 N_in2 -114.5 2 59 3 215,-112,219,-112 88 N_in1 90 N_in0 60 1 187.5,-122.5,188,-122.5 94 OUT_0 93 IN_1 61 1 186.5,-110.5,188,-110.5 95 N_in1 92 IN_0 62 3 183.5,-110.5,184.5,-110.5 89 OUT_0 95 N_in0 63 0 183.5,-122.5,183.5,-111.5 94 IN_0 -111.5 2 2 183.5,-111.5,185.5,-111.5 95 N_in2 183.5 0 64 0 187.5,-115.5,187.5,-112.5 96 N_in3 -112.5 1 1 187.5,-112.5,188,-112.5 92 IN_1 187.5 0 68 0 187.5,-120.5,187.5,-117.5 96 N_in2 -120.5 1 1 187.5,-120.5,188,-120.5 93 IN_0 187.5 0 69 0 197,-111.5,197,-111 -111.5 3 -111 1 1 197,-111,200,-111 84 N_in0 197 0 3 194,-111.5,197,-111.5 92 OUT 197 0 70 0 197,-121.5,197,-121 -121.5 3 -121 1 1 197,-121,200,-121 86 N_in0 197 0 3 194,-121.5,197,-121.5 93 OUT 197 0 86 1 182,-116.5,186.5,-116.5 96 N_in0 121 OUT 87 0 173.5,-116.5,173.5,-115.5 -116.5 2 -115.5 1 1 173.5,-115.5,176,-115.5 121 IN_0 173.5 0 2 171.5,-116.5,173.5,-116.5 97 CLK 173.5 0 88 0 175,-120.5,175,-117.5 -120.5 1 -117.5 2 1 174,-120.5,175,-120.5 119 OUT_0 175 0 2 175,-117.5,176,-117.5 121 IN_1 175 0 89 1 169,-65.5,174,-65.5 130 CLK 132 N_in0 379 1 202,-87.5,205.5,-87.5 515 N_in1 513 IN_0 380 1 202,-97.5,206,-97.5 516 N_in1 514 IN_1 381 3 212,-96.5,212.5,-96.5 514 OUT 517 N_in0 382 0 213.5,-95.5,213.5,-92 517 N_in3 -92 1 1 205.5,-92,213.5,-92 205.5 2 213.5 0 2 205.5,-92,205.5,-89.5 513 IN_1 -92 1 383 3 211.5,-88.5,213,-88.5 513 OUT 518 N_in0 384 0 203.5,-95.5,203.5,-91 -95.5 1 -91 2 1 203.5,-95.5,206,-95.5 514 IN_0 203.5 0 2 203.5,-91,214,-91 203.5 0 214 3 3 214,-91,214,-89.5 518 N_in2 -91 2 385 3 215,-88.5,219,-88.5 518 N_in1 520 N_in0 663.2,-185.463,801.25,-282.521 463 BB_CLOCK 693.5,-266.5

CLK355

angle 0.0 HALF_CYCLE 5 464 AA_TOGGLE 677.5,-220

OUT_0345

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 465 AA_AND2 703,-240 IN_0345 IN_1376

OUT358

angle 0.0 INPUT_BITS 2 466 AI_XOR2 703.5,-217 IN_0372 IN_1375

OUT346

angle 0.0 INPUT_BITS 2 467 AA_AND2 712,-222 IN_0346 IN_1345

OUT374

angle 0.0 INPUT_BITS 2 468 GE_LED_DISPLAY_4BIT 799,-230.5 IN_0378 IN_1373 VALUE_BOX -1.9,-2.9,1.9,3.9 angle 0.0 CURRENT_VALUE 0 INPUT_BITS 4 NO_HOLD true SYNC_LOAD false UNKNOWN_OUTPUTS false 469 AA_LABEL 728.5,-200 LABEL_TEXT 2-bit Counter using D-Latches TEXT_HEIGHT 2 angle 0.0 470 AA_LABEL 729,-204 LABEL_TEXT Should count/output 0,1,2,3,0,.. TEXT_HEIGHT 2 angle 0.0 471 AA_LABEL 762.5,-236.5 LABEL_TEXT B TEXT_HEIGHT 2 angle 0.0 472 AA_LABEL 760.5,-213 LABEL_TEXT A TEXT_HEIGHT 2 angle 0.0 473 AA_LABEL 676,-223 LABEL_TEXT to enable counter TEXT_HEIGHT 1 angle 0.0 474 AA_LABEL 752.5,-262.5 LABEL_TEXT Is the circuit counting - why or why not? TEXT_HEIGHT 2 angle 0.0 475 AA_LABEL 729.5,-245 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 476 AA_LABEL 753.5,-236 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 477 BA_NAND2 759,-246.5 IN_0377 IN_1348

OUT349

angle 0.0 INPUT_BITS 2 478 AA_LABEL 755.5,-248.5 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 479 HA_JUNC_2 751,-237.5 N_in0356 N_in1347 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 480 HA_JUNC_2 751,-247.5 N_in0357 N_in1348 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 481 HE_JUNC_4 763.5,-246.5 N_in0349 N_in3350 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 482 HE_JUNC_4 764,-238.5 N_in2377 N_in3378 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 483 AA_LABEL 729,-237 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 484 BA_NAND2 741,-238 IN_0352 IN_1354

OUT356

angle 0.0 INPUT_BITS 2 485 BA_NAND2 741,-248 IN_0355 IN_1351

OUT357

angle 0.0 INPUT_BITS 2 486 AE_SMALL_INVERTER 735.5,-249 IN_0353

OUT_0351

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 487 HE_JUNC_4 735.5,-237 N_in0358 N_in1352 N_in2353 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 488 BA_NAND2 758.5,-238.5 IN_0347 IN_1350

OUT375

angle 0.0 INPUT_BITS 2 489 HE_JUNC_4 737.5,-243 N_in2355 N_in3354 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 490 AA_LABEL 728,-222 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 491 AA_LABEL 752,-213 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 492 AA_LABEL 754,-225.5 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 493 BA_NAND2 757,-215.5 IN_0359 IN_1362

OUT363

angle 0.0 INPUT_BITS 2 494 BA_NAND2 757.5,-223.5 IN_0364 IN_1360

OUT361

angle 0.0 INPUT_BITS 2 495 HA_JUNC_2 749.5,-214.5 N_in0370 N_in1359 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 496 HA_JUNC_2 749.5,-224.5 N_in0371 N_in1360 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 497 HE_JUNC_4 762,-223.5 N_in0361 N_in3362 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 498 HE_JUNC_4 762.5,-215.5 N_in0363 N_in1373 N_in2364 N_in3372 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 499 AA_LABEL 727.5,-214 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 500 BA_NAND2 739.5,-215 IN_0366 IN_1368

OUT370

angle 0.0 INPUT_BITS 2 501 BA_NAND2 739.5,-225 IN_0369 IN_1365

OUT371

angle 0.0 INPUT_BITS 2 502 AE_SMALL_INVERTER 734,-226 IN_0367

OUT_0365

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 503 HE_JUNC_4 734,-214 N_in0374 N_in1366 N_in2367 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 504 HE_JUNC_4 736,-220 N_in0355 N_in2369 N_in3368 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 505 AE_SMALL_INVERTER 697,-241 IN_0375

OUT_0376

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 506 AA_LABEL 672.5,-216.5 LABEL_TEXT "ON" switch TEXT_HEIGHT 2 angle 0.0 345 0 690,-239,690,-220 -239 10 -223 12 -220 2 2 679.5,-220,690,-220 464 OUT_0 690 0 10 690,-239,700,-239 465 IN_0 690 0 12 690,-223,709,-223 467 IN_1 690 0 346 0 707.5,-221,707.5,-217 -221 2 -217 1 1 706.5,-217,707.5,-217 466 OUT 707.5 0 2 707.5,-221,709,-221 467 IN_0 707.5 0 347 1 752,-237.5,755.5,-237.5 479 N_in1 488 IN_0 348 1 752,-247.5,756,-247.5 480 N_in1 477 IN_1 349 1 762,-246.5,762.5,-246.5 477 OUT 481 N_in0 350 0 763.5,-245.5,763.5,-242 481 N_in3 -242 1 1 755.5,-242,763.5,-242 755.5 2 763.5 0 2 755.5,-242,755.5,-239.5 488 IN_1 -242 1 351 7 737.5,-249,738,-249 485 IN_1 486 OUT_0 352 1 736.5,-237,738,-237 487 N_in1 484 IN_0 353 0 733.5,-249,733.5,-238 486 IN_0 -238 2 2 733.5,-238,735.5,-238 487 N_in2 733.5 0 354 0 737.5,-242,737.5,-239 489 N_in3 -239 1 1 737.5,-239,738,-239 484 IN_1 737.5 0 355 0 718.5,-266.5,718.5,-220 -266.5 5 -247 1 -244 6 -220 8 1 718.5,-247,738,-247 485 IN_0 718.5 0 5 697.5,-266.5,718.5,-266.5 463 CLK 718.5 0 6 718.5,-244,737.5,-244 489 N_in2 718.5 0 8 718.5,-220,735,-220 504 N_in0 718.5 0 356 0 747,-238,747,-237.5 -238 2 -237.5 1 1 747,-237.5,750,-237.5 479 N_in0 747 0 2 744,-238,747,-238 484 OUT 747 0 357 0 747,-248,747,-247.5 -248 2 -247.5 1 1 747,-247.5,750,-247.5 480 N_in0 747 0 2 744,-248,747,-248 485 OUT 747 0 358 0 725.5,-240,725.5,-237 -240 2 -237 1 1 725.5,-237,734.5,-237 487 N_in0 725.5 0 2 706,-240,725.5,-240 465 OUT 725.5 0 359 1 750.5,-214.5,754,-214.5 495 N_in1 493 IN_0 360 1 750.5,-224.5,754.5,-224.5 496 N_in1 494 IN_1 361 1 760.5,-223.5,761,-223.5 494 OUT 497 N_in0 362 0 762,-222.5,762,-219 497 N_in3 -219 1 1 754,-219,762,-219 754 2 762 0 2 754,-219,754,-216.5 493 IN_1 -219 1 363 1 760,-215.5,761.5,-215.5 493 OUT 498 N_in0 364 0 752,-222.5,752,-218 -222.5 1 -218 2 1 752,-222.5,754.5,-222.5 494 IN_0 752 0 2 752,-218,762.5,-218 752 0 762.5 3 3 762.5,-218,762.5,-216.5 498 N_in2 -218 2 365 1 736,-226,736.5,-226 501 IN_1 502 OUT_0 366 1 735,-214,736.5,-214 503 N_in1 500 IN_0 367 0 732,-226,732,-215 502 IN_0 -215 2 2 732,-215,734,-215 503 N_in2 732 0 368 0 736,-219,736,-216 504 N_in3 -216 1 1 736,-216,736.5,-216 500 IN_1 736 0 369 0 736,-224,736,-221 504 N_in2 -224 1 1 736,-224,736.5,-224 501 IN_0 736 0 370 0 745.5,-215,745.5,-214.5 -215 3 -214.5 1 1 745.5,-214.5,748.5,-214.5 495 N_in0 745.5 0 3 742.5,-215,745.5,-215 500 OUT 745.5 0 371 0 745.5,-225,745.5,-224.5 -225 3 -224.5 1 1 745.5,-224.5,748.5,-224.5 496 N_in0 745.5 0 3 742.5,-225,745.5,-225 501 OUT 745.5 0 372 0 762.5,-214.5,762.5,-209 498 N_in3 -209 1 1 700.5,-209,762.5,-209 700.5 2 762.5 0 2 700.5,-216,700.5,-209 466 IN_0 -209 1 373 0 779.5,-230.5,779.5,-215.5 -230.5 1 -215.5 2 1 779.5,-230.5,796,-230.5 468 IN_1 779.5 0 2 763.5,-215.5,779.5,-215.5 498 N_in1 779.5 0 374 0 724,-222,724,-214 -222 2 -214 1 1 724,-214,733,-214 503 N_in0 724 0 2 715,-222,724,-222 467 OUT 724 0 375 0 692,-258.5,692,-218 -258.5 2 -241 5 -218 1 1 692,-218,700.5,-218 466 IN_1 692 0 2 692,-258.5,771,-258.5 692 0 771 3 3 771,-258.5,771,-238.5 -258.5 2 -238.5 4 4 761.5,-238.5,771,-238.5 488 OUT 771 3 5 692,-241,695,-241 505 IN_0 692 0 376 1 699,-241,700,-241 465 IN_1 505 OUT_0 377 0 764,-241,764,-239.5 482 N_in2 -241 1 1 753,-241,764,-241 753 2 764 0 2 753,-245.5,753,-241 -245.5 3 -241 1 3 753,-245.5,756,-245.5 477 IN_0 753 2 378 0 764,-237.5,764,-231.5 482 N_in3 -231.5 1 1 764,-231.5,796,-231.5 468 IN_0 764 0 130.917,-54.6517,391.715,-238.009 400 AE_DFF_LOW_NT 198,-161 IN_0311

OUTINV_0313

OUT_0312

clock310 angle 0.0 INPUT_BITS 1 NO_HOLD true SYNC_CLEAR false SYNC_LOAD true SYNC_SET false 401 AA_LABEL 197,-149.5 LABEL_TEXT D Flip Flop Schematic TEXT_HEIGHT 2 angle 0.0 402 AA_TOGGLE 173,-159

OUT_0311

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 0 403 BB_CLOCK 174.5,-171

CLK310

angle 0.0 HALF_CYCLE 5 404 AA_LABEL 185.5,-88.5 LABEL_TEXT Latch 1 TEXT_HEIGHT 2 angle 0.0 405 GA_LED 224.5,-158 N_in0312 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 406 AA_LABEL 236,-90 LABEL_TEXT Latch 2 TEXT_HEIGHT 2 angle 0.0 407 AA_LABEL 178.5,-99.5 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 408 AA_LABEL 191.5,-93 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 409 AA_LABEL 193.5,-105.5 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 410 AA_LABEL 155.5,-89.5 LABEL_TEXT Input TEXT_HEIGHT 2 angle 0.0 411 BA_NAND2 196.5,-95.5 IN_0314 IN_1317

OUT318

angle 0.0 INPUT_BITS 2 412 BA_NAND2 197,-103.5 IN_0319 IN_1315

OUT316

angle 0.0 INPUT_BITS 2 413 HA_JUNC_2 189,-94.5 N_in0325 N_in1314 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 414 HA_JUNC_2 189,-104.5 N_in0326 N_in1315 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 416 HE_JUNC_4 201.5,-103.5 N_in0316 N_in3317 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 418 HE_JUNC_4 202,-95.5 N_in0318 N_in1343 N_in2319 N_in3344 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 419 AA_TOGGLE 161.5,-93.5

OUT_0322

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 0 421 AA_LABEL 167,-90.5 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 423 BA_NAND2 179,-95 IN_0321 IN_1324

OUT325

angle 0.0 INPUT_BITS 2 425 BA_NAND2 179,-105 IN_0341 IN_1320

OUT326

angle 0.0 INPUT_BITS 2 427 AE_SMALL_INVERTER 169.5,-106 IN_0323

OUT_0320

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 429 HE_JUNC_4 167.5,-93.5 N_in0322 N_in1321 N_in2323 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 431 HE_JUNC_4 175.5,-100 N_in2341 N_in3324 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 433 AA_LABEL 224,-101 LABEL_TEXT WE TEXT_HEIGHT 1 angle 0.0 435 AA_LABEL 237.5,-94.5 LABEL_TEXT S TEXT_HEIGHT 1 angle 0.0 437 AA_LABEL 239.5,-107 LABEL_TEXT R TEXT_HEIGHT 1 angle 0.0 438 BA_NAND2 242.5,-97 IN_0327 IN_1330

OUT331

angle 0.0 INPUT_BITS 2 439 BA_NAND2 243,-105 IN_0332 IN_1328

OUT329

angle 0.0 INPUT_BITS 2 441 HA_JUNC_2 235,-96 N_in0339 N_in1327 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 442 HA_JUNC_2 235,-106 N_in0340 N_in1328 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 443 HE_JUNC_4 247.5,-105 N_in0329 N_in3330 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 444 HE_JUNC_4 248,-97 N_in0331 N_in1333 N_in2332 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 445 GA_LED 254,-97 N_in0333 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 446 AA_LABEL 220.5,-93 LABEL_TEXT D TEXT_HEIGHT 1 angle 0.0 447 BA_NAND2 225,-96.5 IN_0335 IN_1337

OUT339

angle 0.0 INPUT_BITS 2 448 BA_NAND2 225,-106.5 IN_0338 IN_1334

OUT340

angle 0.0 INPUT_BITS 2 449 AE_SMALL_INVERTER 219.5,-107.5 IN_0336

OUT_0334

angle 0.0 DEFAULT_DELAY 1 INPUT_BITS 1 450 HE_JUNC_4 219.5,-95.5 N_in0343 N_in1335 N_in2336 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 451 HE_JUNC_4 221.5,-101.5 N_in0342 N_in2338 N_in3337 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 452 AE_SMALL_INVERTER 192,-125.5 IN_0342

OUT_0341

angle 180 DEFAULT_DELAY 1 INPUT_BITS 1 453 BB_CLOCK 195,-135.5

CLK342

angle 0.0 HALF_CYCLE 5 454 GA_LED 202,-90.5 N_in2344 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 455 AA_LABEL 208.5,-88 LABEL_TEXT Q_intermediate TEXT_HEIGHT 1 angle 0.0 456 AA_LABEL 255.5,-92.5 LABEL_TEXT Q TEXT_HEIGHT 1 angle 0.0 457 AA_LABEL 196,-82 LABEL_TEXT D Flip-Flop: Master Slave Configuration TEXT_HEIGHT 2 angle 0.0 458 AA_LABEL 157,-158.5 LABEL_TEXT Input D TEXT_HEIGHT 2 angle 0.0 459 AA_LABEL 163,-172 LABEL_TEXT Clock TEXT_HEIGHT 2 angle 0.0 460 AA_LABEL 208.5,-156 LABEL_TEXT Output Q TEXT_HEIGHT 2 angle 0.0 461 AA_LABEL 210.5,-166.5 LABEL_TEXT Output Q' TEXT_HEIGHT 2 angle 0.0 462 GA_LED 225.5,-163.5 N_in0313 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 310 0 186.5,-171,186.5,-162 -171 2 -162 1 1 186.5,-162,195,-162 400 clock 186.5 0 2 178.5,-171,186.5,-171 403 CLK 186.5 0 311 1 175,-159,195,-159 402 OUT_0 400 IN_0 312 0 212,-159,212,-158 -159 2 -158 1 1 212,-158,223.5,-158 405 N_in0 212 0 2 201,-159,212,-159 400 OUT_0 212 0 313 0 212.5,-163.5,212.5,-162 -163.5 1 -162 2 1 212.5,-163.5,224.5,-163.5 462 N_in0 212.5 0 2 201,-162,212.5,-162 400 OUTINV_0 212.5 0 314 1 190,-94.5,193.5,-94.5 413 N_in1 411 IN_0 315 1 190,-104.5,194,-104.5 414 N_in1 412 IN_1 316 3 200,-103.5,200.5,-103.5 412 OUT 416 N_in0 317 0 201.5,-102.5,201.5,-99 416 N_in3 -99 1 1 193.5,-99,201.5,-99 193.5 2 201.5 0 2 193.5,-99,193.5,-96.5 411 IN_1 -99 1 318 3 199.5,-95.5,201,-95.5 411 OUT 418 N_in0 319 0 191.5,-102.5,191.5,-98 -102.5 1 -98 2 1 191.5,-102.5,194,-102.5 412 IN_0 191.5 0 2 191.5,-98,202,-98 191.5 0 202 3 3 202,-98,202,-96.5 418 N_in2 -98 2 320 1 171.5,-106,176,-106 427 OUT_0 425 IN_1 321 1 168.5,-93.5,176,-93.5 429 N_in1 176 4 4 176,-94,176,-93.5 423 IN_0 -93.5 1 322 3 163.5,-93.5,166.5,-93.5 419 OUT_0 429 N_in0 323 0 167.5,-106,167.5,-94.5 427 IN_0 429 N_in2 324 0 175.5,-99,175.5,-96 431 N_in3 -96 1 1 175.5,-96,176,-96 423 IN_1 175.5 0 325 0 185,-95,185,-94.5 -95 2 -94.5 1 1 185,-94.5,188,-94.5 413 N_in0 185 0 2 182,-95,185,-95 423 OUT 185 0 326 0 185,-105,185,-104.5 -105 2 -104.5 1 1 185,-104.5,188,-104.5 414 N_in0 185 0 2 182,-105,185,-105 425 OUT 185 0 327 1 236,-96,239.5,-96 441 N_in1 438 IN_0 328 1 236,-106,240,-106 442 N_in1 439 IN_1 329 9 246,-105,246.5,-105 439 OUT 443 N_in0 330 0 247.5,-104,247.5,-100.5 443 N_in3 -100.5 1 1 239.5,-100.5,247.5,-100.5 239.5 2 247.5 0 2 239.5,-100.5,239.5,-98 438 IN_1 -100.5 1 331 3 245.5,-97,247,-97 438 OUT 444 N_in0 332 0 237.5,-104,237.5,-99.5 -104 1 -99.5 2 1 237.5,-104,240,-104 439 IN_0 237.5 0 2 237.5,-99.5,248,-99.5 237.5 0 248 3 3 248,-99.5,248,-98 444 N_in2 -99.5 2 333 3 249,-97,253,-97 444 N_in1 445 N_in0 334 1 221.5,-107.5,222,-107.5 448 IN_1 449 OUT_0 335 1 220.5,-95.5,222,-95.5 450 N_in1 447 IN_0 336 0 217.5,-107.5,217.5,-96.5 449 IN_0 -96.5 2 2 217.5,-96.5,219.5,-96.5 450 N_in2 217.5 0 337 0 221.5,-100.5,221.5,-97.5 451 N_in3 -97.5 1 1 221.5,-97.5,222,-97.5 447 IN_1 221.5 0 338 0 221.5,-105.5,221.5,-102.5 451 N_in2 -105.5 1 1 221.5,-105.5,222,-105.5 448 IN_0 221.5 0 339 0 231,-96.5,231,-96 -96.5 2 -96 1 1 231,-96,234,-96 441 N_in0 231 0 2 228,-96.5,231,-96.5 447 OUT 231 0 340 0 231,-106.5,231,-106 -106.5 2 -106 1 1 231,-106,234,-106 442 N_in0 231 0 2 228,-106.5,231,-106.5 448 OUT 231 0 341 0 175.5,-125.5,175.5,-101 431 N_in2 -125.5 2 -104 4 2 175.5,-125.5,190,-125.5 452 OUT_0 175.5 0 4 175.5,-104,176,-104 425 IN_0 175.5 0 342 1 194,-125.5,215.5,-125.5 452 IN_0 199 9 215.5 7 7 215.5,-125.5,215.5,-101.5 -125.5 1 -101.5 8 8 215.5,-101.5,220.5,-101.5 451 N_in0 215.5 7 9 199,-135.5,199,-125.5 453 CLK -125.5 1 343 3 203,-95.5,218.5,-95.5 418 N_in1 450 N_in0 344 0 202,-94.5,202,-91.5 418 N_in3 454 N_in2 505.7,-106.766,608.75,-179.217 387 AE_DFF_LOW_NT 570.5,-136.5 IN_0304

OUT_0303

clock291 angle 0.0 CURRENT_VALUE 1 INPUT_BITS 1 NO_HOLD true SYNC_CLEAR false SYNC_LOAD true SYNC_SET false 388 AE_DFF_LOW_NT 570.5,-150.5 IN_0301

OUTINV_0302

OUT_0300

clock291 angle 0.0 CURRENT_VALUE 1 INPUT_BITS 1 NO_HOLD true SYNC_CLEAR false SYNC_LOAD true SYNC_SET false 389 BB_CLOCK 560,-171.5

CLK291

angle 0.0 HALF_CYCLE 5 390 AA_TOGGLE 519,-132.5

OUT_0292

CLICK_BOX -0.76,-0.76,0.76,0.76 angle 0.0 OUTPUT_BITS 1 OUTPUT_NUM 1 391 HA_JUNC_2 541.5,-145.5 N_in1300 LED_BOX -0.25,-0.25,0.25,0.25 angle 0.0 392 GA_LED 587,-134 N_in0303 N_in1309 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 393 GA_LED 587,-148.5 N_in0300 N_in1306 LED_BOX -0.76,-0.76,0.76,0.76 angle 0.0 394 AA_AND2 544.5,-152.5 IN_0292 IN_1302

OUT301

angle 0.0 INPUT_BITS 2 395 AI_XOR2 545,-129.5 IN_0303 IN_1300

OUT305

angle 0.0 INPUT_BITS 2 396 AA_AND2 553.5,-134.5 IN_0305 IN_1292

OUT304

angle 0.0 INPUT_BITS 2 397 GE_LED_DISPLAY_4BIT 606.5,-141 IN_0306 IN_1309 VALUE_BOX -1.9,-2.9,1.9,3.9 angle 0.0 CURRENT_VALUE 3 INPUT_BITS 4 NO_HOLD true SYNC_LOAD false UNKNOWN_OUTPUTS false 398 AA_LABEL 561,-113 LABEL_TEXT 2-bit Counter Using Flip Flops TEXT_HEIGHT 2 angle 0.0 399 AA_LABEL 515,-127 LABEL_TEXT "ON" switch TEXT_HEIGHT 2 angle 0.0 291 0 565.5,-171.5,565.5,-137.5 -171.5 2 -151.5 1 -137.5 4 1 565.5,-151.5,567.5,-151.5 388 clock 565.5 0 2 564,-171.5,565.5,-171.5 389 CLK 565.5 0 4 565.5,-137.5,567.5,-137.5 387 clock 565.5 0 292 0 531.5,-151.5,531.5,-132.5 -151.5 10 -135.5 12 -132.5 2 2 521,-132.5,531.5,-132.5 390 OUT_0 531.5 0 10 531.5,-151.5,541.5,-151.5 394 IN_0 531.5 0 12 531.5,-135.5,550.5,-135.5 396 IN_1 531.5 0 300 0 574.5,-148.5,574.5,-145.5 -148.5 1 -145.5 2 1 573.5,-148.5,586,-148.5 388 OUT_0 393 N_in0 574.5 0 2 542,-145.5,574.5,-145.5 391 N_in1 542 4 574.5 0 4 542,-145.5,542,-130.5 395 IN_1 -145.5 2 301 0 557.5,-152.5,557.5,-148.5 -152.5 2 -148.5 1 1 557.5,-148.5,567.5,-148.5 388 IN_0 557.5 0 2 547.5,-152.5,557.5,-152.5 394 OUT 557.5 0 302 0 574,-159,574,-151.5 -159 1 -151.5 2 1 541.5,-159,574,-159 541.5 3 574 0 2 573.5,-151.5,574,-151.5 388 OUTINV_0 574 0 3 541.5,-159,541.5,-153.5 394 IN_1 -159 1 303 0 574,-134.5,574,-125.5 -134.5 1 -134 4 -125.5 2 1 573.5,-134.5,574,-134.5 387 OUT_0 574 0 2 542,-125.5,574,-125.5 542 3 574 0 3 542,-128.5,542,-125.5 395 IN_0 -125.5 2 4 574,-134,586,-134 392 N_in0 574 0 304 1 556.5,-134.5,567.5,-134.5 396 OUT 387 IN_0 305 0 549,-133.5,549,-129.5 -133.5 2 -129.5 1 1 548,-129.5,549,-129.5 395 OUT 549 0 2 549,-133.5,550.5,-133.5 396 IN_0 549 0 306 0 595.5,-148.5,595.5,-142 -148.5 2 -142 1 1 595.5,-142,603.5,-142 397 IN_0 595.5 0 2 588,-148.5,595.5,-148.5 393 N_in1 595.5 0 309 0 595.5,-141,595.5,-134 -141 2 -134 1 1 588,-134,595.5,-134 392 N_in1 595.5 0 2 595.5,-141,603.5,-141 397 IN_1 595.5 0