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XE RtR#V & )H i Rp> H 0 K c B RtR#VU$KYk+Rplb% (H-Kt BECU% @e,% 0_/eB)pWOR8" ECV3,% ,i:5@UUUU /$,% P% )0;Yb 54i:5H VitR#UiRtR#)HnXE]Zbc]Zbb9: 9-KuOpB025Wa>05?0/1eM1" C-)"- F10/&@)0h@u7"+W{mB@e /% (U,)5A% pWOR3/e9%e%(U % 1 0/% ( H 3 %M . )5 0/ % % 0/ % M& 0/ + H i 5 0/ Wa> ) E2p=O4H%(b3.)50/0/3"R9 H1/1/i_B0/"nJ.H'I *0&(<'9$3kD$U`l" +W{mM% (UG54Wa> %1)H x{U{b"R,)5A% pWOR1UPKE2Bvv+ mB3% ( U% (H% M.)5% e%(b% (H0/e -@e,% "S4H,)5A% E2p=O$+rM% (U 0/r%M" +m{WB0 /% (bWa>0 x{b{U,)pWORm3% (b>H0/0% M9J -)5A%E2p=O"#pWOR5A%0q5'0)3/ e )5 0/ "S$ 5A% pWOR 5A% 0q5 ' / e - + ECU% eP@e,%H3,% " -ECU +5V n K W{m B 0 / J CLOSE K Q OPEN -% 10/ F1/ / 1 2 1 2 *+/,#$- ,0,0/%G/8(>?)?&e H"H'PKH>% 1+5;!;JJ 8@g/i:5/0XE(<"E„1-05K 0's00,5% G"""*H;P) 1" d/,0,0/%G/L% -JMIH,&,% 1, +5;? & J8"S$, 0, IH, ' 77 C% 0 /0N8,% +HL>r'% "O%P;% J… [...]...GND 3 +5V CLOSE Counter2 K J - %1 0 / OPEN SEE 2 1 2 QD QC QB QA \R# Q F1 / DEMUX7 DEMUX6 DEMUX5 / e 7400 3 2 2 1 2 1 2 1 n pWOR 1 7490 d/ F1 e - u Op B 2 5 FG 2 3 11 8 9 12 3 NAND6 Counter1 R9(2) R9(1) R0(2) R0(1) B A 1K 0.9mF n K W{m B 0 / 7400 7 6 3 2 1 14 2 1 3 8 3 1 7 6 5 4 2 NAND2 W K ' 2 3 2 1 3 1 NAND5 3 NAND4 1 1 NOR 2 1 74190 2 CK DNUP GN D C B A LDN 3 3 NAND1 2 1 1 1 2 2 1 1 2 -> VCC 74 93 3... mY mZ m^ m[ m] W{m Q0 Q1 u \ Wb WU WV WY WZ W^ W[ W] u \ Wb WU WV WY WZ W^ W[ W] D4 D3 D2 Q2 Q3 D1 Q0 Q1 D & LED6 D5 D3 D2 D1 STA EOA D0 _ LED5 2 NAND3 LED4 2 1 DEMUX3 /EO LATCH ST 1 LED3 2 1 3 3 \; FG DEMUX2 3 1 3 2 3 LED2 2 1 DEMUX1 2 3 1 \; %G u \ Wb WU WV WY WZ W^ W[ W] 3 2 1 2 R AND1 7400 1 7400 AND2 4.7K AND2 3 7400 D Wednesday, December 26, 2001 Date: F1 u \ Wb WU WV WY WZ W^ W[ W] u \ Wb WU... 74 93 3 3 C U CK 2 - E RO2 RO1 RCON MNMX QD QC QB QA VCC d/ E 3 QD QC QB QA 1 14 13 9 10 11 12 2 1 2 1 2 . of 1 2 3 NAND1 1 2 3 NAND3 1 2 3 1 2 AND2 1 2 3 7400 1 2 3 0.9mF 74190 GN 1 LDN 2 DNUP 3 A 4 B 5 C 6 D 7 CK 8 QD 9 QC 10 QB 11 QA 12 MNMX 13 RCON 14 1 2 1 2 AND1 1 2 3 4 7400 1 2 3 4.7K 74 93 RO1 1 RO2 2 CK 3 QD 4 QC 5 QB 6 QA 7 7400 1 2 3 NAND2 1 2 3 7490 A 14 B 1 R0(1) 2 R0(2) 3 R9(1) 6 R9(2) 7 QA 12 QB 9 QC 8 QD 11 AND2 1 2 3 NOR 1 2 3 LED5 7400 1 2 3 /EO 1 2 3 12 LED2 1 2 3 7400 1 2 3 1 2 NAND4 1 2 3 LED6 AND3 1 2 3 1K 1 2 3 LED3 NAND5 1 2 3 AND2 1 2 3 4 LED4 1 2 NAND6 1 2 3 1 2 3 ST LED1 1 2 3 . 2 AND1 1 2 3 4 7400 1 2 3 4.7K 74 93 RO1 1 RO2 2 CK 3 QD 4 QC 5 QB 6 QA 7 7400 1 2 3 NAND2 1 2 3 7490 A 14 B 1 R0(1) 2 R0(2) 3 R9(1) 6 R9(2) 7 QA 12 QB 9 QC 8 QD 11 AND2 1 2 3 NOR 1 2 3 LED5 7400 1 2 3 /EO 1 2 3 12 LED2 1 2 3 7400 1 2 3 1 2 NAND4 1 2 3 LED6 AND3 1 2 3 1K 1 2 3 LED3 NAND5 1 2 3 AND2 1 2 3 4 LED4 1 2 NAND6 1 2 3 1 2 3 ST LED1 1 2 3 . 2 AND1 1 2 3 4 7400 1 2 3 4.7K 74 93 RO1 1 RO2 2 CK 3 QD 4 QC 5 QB 6 QA 7 7400 1 2 3 NAND2 1 2 3 7490 A 14 B 1 R0(1) 2 R0(2) 3 R9(1) 6 R9(2) 7 QA 12 QB 9 QC 8 QD 11 AND2 1 2 3 NOR 1 2 3 LED5 7400 1 2 3 /EO 1 2 3 12 LED2 1 2 3 7400 1 2 3 1 2 NAND4 1 2 3 LED6 AND3 1 2 3 1K 1 2 3 LED3 NAND5 1 2 3 AND2 1 2 3 4 LED4 1 2 NAND6 1 2 3 1 2 3 ST LED1 1 2 3