Version 4
SHEET 1 1852 932
WIRE 288 -1152 240 -1152
WIRE 320 -1152 288 -1152
WIRE 240 -1120 240 -1152
WIRE 96 -1040 80 -1040
WIRE 112 -1040 96 -1040
WIRE 112 -1008 -176 -1008
WIRE 96 -976 96 -1040
WIRE 112 -976 96 -976
WIRE 112 -944 -112 -944
WIRE 96 -912 96 -976
WIRE 112 -912 96 -912
WIRE 112 -880 -80 -880
WIRE -176 -864 -176 -1008
WIRE -176 -864 -224 -864
WIRE 96 -848 96 -912
WIRE 112 -848 96 -848
WIRE 384 -848 320 -848
WIRE 688 -848 608 -848
WIRE -112 -832 -112 -944
WIRE -112 -832 -224 -832
WIRE 112 -816 -48 -816
WIRE 384 -816 320 -816
WIRE 688 -816 608 -816
WIRE -80 -800 -80 -880
WIRE -80 -800 -224 -800
WIRE 96 -784 96 -848
WIRE 112 -784 96 -784
WIRE 384 -784 320 -784
WIRE 688 -784 608 -784
WIRE -48 -768 -48 -816
WIRE -48 -768 -224 -768
WIRE 112 -752 -16 -752
WIRE 384 -752 320 -752
WIRE 688 -752 608 -752
WIRE -16 -736 -16 -752
WIRE -16 -736 -224 -736
WIRE 112 -720 80 -720
WIRE 384 -720 320 -720
WIRE 688 -720 608 -720
WIRE -16 -704 -224 -704
WIRE -16 -688 -16 -704
WIRE 112 -688 -16 -688
WIRE 384 -688 320 -688
WIRE 688 -688 608 -688
WIRE -48 -672 -224 -672
WIRE 112 -656 80 -656
WIRE 384 -656 320 -656
WIRE 688 -656 608 -656
WIRE -80 -640 -224 -640
WIRE -48 -624 -48 -672
WIRE 112 -624 -48 -624
WIRE 384 -624 320 -624
WIRE 688 -624 608 -624
WIRE -112 -608 -224 -608
WIRE 112 -592 80 -592
WIRE 384 -592 320 -592
WIRE 688 -592 608 -592
WIRE -144 -576 -224 -576
WIRE -80 -560 -80 -640
WIRE 112 -560 -80 -560
WIRE 384 -560 320 -560
WIRE 688 -560 608 -560
WIRE -160 -544 -224 -544
WIRE 112 -528 80 -528
WIRE 384 -528 320 -528
WIRE 688 -528 608 -528
WIRE -176 -512 -224 -512
WIRE -112 -496 -112 -608
WIRE 112 -496 -112 -496
WIRE 384 -496 320 -496
WIRE 688 -496 608 -496
WIRE 112 -464 80 -464
WIRE -144 -432 -144 -576
WIRE 112 -432 -144 -432
WIRE 112 -400 80 -400
WIRE -160 -368 -160 -544
WIRE 112 -368 -160 -368
WIRE 112 -336 80 -336
WIRE -176 -304 -176 -512
WIRE 112 -304 -176 -304
FLAG 80 -720 B6
IOPIN 80 -720 In
FLAG 80 -656 B5
IOPIN 80 -656 In
FLAG 80 -592 B4
IOPIN 80 -592 In
FLAG 80 -528 B3
IOPIN 80 -528 In
FLAG 80 -464 B2
IOPIN 80 -464 In
FLAG 80 -400 B1
IOPIN 80 -400 In
FLAG 80 -336 B0
IOPIN 80 -336 In
FLAG 80 -1040 B7
IOPIN 80 -1040 In
FLAG 176 -1120 VDD
FLAG 240 -240 0
FLAG 496 -912 VDD
IOPIN 496 -912 In
FLAG 496 -448 Clock
IOPIN 496 -448 In
FLAG 688 -848 S11
IOPIN 688 -848 Out
FLAG 688 -816 S10
IOPIN 688 -816 Out
FLAG 688 -784 S9
IOPIN 688 -784 Out
FLAG 688 -752 S8
IOPIN 688 -752 Out
FLAG 688 -720 S7
IOPIN 688 -720 Out
FLAG 688 -688 S6
IOPIN 688 -688 Out
FLAG 688 -656 S5
IOPIN 688 -656 Out
FLAG 688 -624 S4
IOPIN 688 -624 Out
FLAG 688 -592 S3
IOPIN 688 -592 Out
FLAG 688 -560 S2
IOPIN 688 -560 Out
FLAG 688 -528 S1
IOPIN 688 -528 Out
FLAG 688 -496 S0
IOPIN 688 -496 Out
FLAG -224 -864 S11
FLAG -224 -832 S10
FLAG -224 -800 S9
FLAG -224 -768 S8
FLAG -224 -736 S7
FLAG -224 -704 S6
FLAG -224 -672 S5
FLAG -224 -640 S4
FLAG -224 -608 S3
FLAG -224 -576 S2
FLAG -224 -544 S1
FLAG -224 -512 S0
FLAG 288 -1152 carry
SYMBOL 12_bit_adder 144 -272 R0
SYMATTR InstName X1
SYMBOL 12_bit_register 416 -480 R0
SYMATTR InstName X2
TEXT 344 -1072 Left 0 ;Implements z^-1/(8*(1-z^-1)).
TEXT -288 -1128 Left 0 ;Extend the MSB by 4 (divides the input, \nand thus the output, by 16).
TEXT 80 -1200 Left 0 ;Adding the two words multiplies by 2.