Version 4 SHEET 1 4468 1076 WIRE 2992 80 2992 64 WIRE 3088 80 2992 80 WIRE 3248 80 3088 80 WIRE 3472 80 3248 80 WIRE 3616 80 3472 80 WIRE 3792 80 3616 80 WIRE 3952 80 3792 80 WIRE 4352 80 3952 80 WIRE 1360 96 1168 96 WIRE 1504 96 1440 96 WIRE 1824 96 1568 96 WIRE 1920 96 1824 96 WIRE 2032 96 1920 96 WIRE 2224 96 2032 96 WIRE 2368 96 2224 96 WIRE 2528 96 2368 96 WIRE 2688 96 2688 64 WIRE 2688 96 2528 96 WIRE 4352 128 4352 80 WIRE 3792 176 3792 80 WIRE 3952 176 3952 80 WIRE 4288 176 4240 176 WIRE 4304 176 4288 176 WIRE 2688 208 2688 96 WIRE 2752 208 2688 208 WIRE 2864 208 2832 208 WIRE 2992 208 2992 80 WIRE 2992 208 2928 208 WIRE 4176 224 4128 224 WIRE 1296 256 1264 256 WIRE 1632 256 1520 256 WIRE 1648 256 1632 256 WIRE 2528 256 2528 96 WIRE 2688 256 2688 208 WIRE 3472 256 3472 80 WIRE 3616 256 3616 80 WIRE 1264 272 1264 256 WIRE 1632 272 1632 256 WIRE 2224 272 2224 96 WIRE 2368 272 2368 96 WIRE 3408 304 3312 304 WIRE 3792 304 3792 256 WIRE 1296 320 1184 320 WIRE 1584 320 1520 320 WIRE 2160 320 2096 320 WIRE 3248 352 3248 80 WIRE 3504 352 3472 352 WIRE 3952 352 3952 256 WIRE 3952 352 3856 352 WIRE 1584 368 1584 320 WIRE 1632 368 1632 352 WIRE 1632 368 1584 368 WIRE 1712 368 1632 368 WIRE 2032 368 2032 96 WIRE 2256 368 2224 368 WIRE 1168 384 1168 96 WIRE 1296 384 1168 384 WIRE 1568 384 1520 384 WIRE 1712 384 1712 368 WIRE 2528 384 2528 336 WIRE 3504 384 3504 352 WIRE 2256 400 2256 368 WIRE 2688 432 2688 336 WIRE 2688 432 2592 432 WIRE 1568 448 1568 384 WIRE 1632 448 1568 448 WIRE 1712 448 1632 448 WIRE 1632 464 1632 448 WIRE 4128 480 4128 224 WIRE 4240 480 4240 272 WIRE 2992 496 2992 208 WIRE 3088 496 3088 80 WIRE 3312 496 3312 400 WIRE 1184 512 1184 320 WIRE 1568 512 1568 448 WIRE 1568 512 1184 512 WIRE 1824 512 1824 96 WIRE 1920 512 1920 96 WIRE 2096 512 2096 416 WIRE 3952 528 3952 352 WIRE 2256 544 2256 480 WIRE 2368 544 2368 352 WIRE 2368 544 2256 544 WIRE 3504 544 3504 464 WIRE 3616 544 3616 336 WIRE 3616 544 3504 544 WIRE 4352 544 4352 224 WIRE 1168 560 1168 384 WIRE 1200 560 1168 560 WIRE 1632 560 1632 528 WIRE 3504 592 3504 544 WIRE 3520 592 3504 592 WIRE 4128 592 4128 560 WIRE 4208 592 4128 592 WIRE 4240 592 4240 560 WIRE 4240 592 4208 592 WIRE 4288 592 4240 592 WIRE 2688 608 2688 432 WIRE 4208 608 4208 592 WIRE 2256 624 2256 544 WIRE 2288 624 2256 624 WIRE 1712 640 1712 624 WIRE 2992 704 2992 560 WIRE 3088 704 3088 576 WIRE 3088 704 2992 704 WIRE 3312 704 3312 576 WIRE 3312 704 3088 704 WIRE 3792 704 3792 400 WIRE 3792 704 3312 704 WIRE 3952 704 3952 592 WIRE 3952 704 3792 704 WIRE 4208 704 4208 672 WIRE 4208 704 3952 704 WIRE 4352 704 4352 640 WIRE 4352 704 4208 704 WIRE 1824 720 1824 576 WIRE 1920 720 1920 592 WIRE 1920 720 1824 720 WIRE 2096 720 2096 592 WIRE 2096 720 1920 720 WIRE 2528 720 2528 480 WIRE 2528 720 2096 720 WIRE 2688 720 2688 672 WIRE 2688 720 2528 720 WIRE 1712 752 1712 720 WIRE 3088 752 3088 704 WIRE 1920 768 1920 720 FLAG 3088 752 0 FLAG 2992 64 inside_vent IOPIN 2992 64 Out FLAG 1920 768 0 FLAG 2688 64 inside_sa IOPIN 2688 64 Out FLAG 1648 256 Vcc IOPIN 1648 256 BiDir FLAG 1264 272 0 FLAG 1632 560 0 FLAG 1296 448 Vcc IOPIN 1296 448 BiDir FLAG 1200 560 Pacemaker_output IOPIN 1200 560 Out FLAG 1712 624 Vcc IOPIN 1712 624 BiDir FLAG 1712 752 0 FLAG 2288 624 Vcc IOPIN 2288 624 BiDir FLAG 3520 592 Vcc IOPIN 3520 592 BiDir SYMBOL npn 3856 304 M0 SYMATTR InstName Q1 SYMATTR Value 2N3904 SYMBOL npn 3248 304 R0 SYMATTR InstName Q2 SYMATTR Value 2N3904 SYMBOL pnp2 3408 256 R0 SYMATTR InstName Q3 SYMATTR Value 2N3906 SYMBOL cap 3936 528 R0 SYMATTR InstName C1 SYMATTR Value 20µf SYMATTR SpiceLine V=10 Irms=0 Rser=0.009 Lser=0 SYMBOL polcap 2976 496 R0 WINDOW 3 24 64 Left 0 SYMATTR Value 10µf SYMATTR InstName C2 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=50 Irms=22m Rser=3.9 Lser=0 SYMBOL res 3072 480 R0 SYMATTR InstName R1 SYMATTR Value 1e5 SYMBOL res 3296 480 R0 SYMATTR InstName R2 SYMATTR Value 100k SYMBOL res 3488 368 R0 SYMATTR InstName R3 SYMATTR Value 1000 SYMBOL res 3600 240 R0 SYMATTR InstName R4 SYMATTR Value 1e8 SYMBOL res 3936 160 R0 SYMATTR InstName R5 SYMATTR Value 100k SYMBOL res 3776 160 R0 SYMATTR InstName R6 SYMATTR Value 300 SYMBOL npn 4288 544 R0 SYMATTR InstName Q6 SYMATTR Value 2N3904 SYMBOL cap 4192 608 R0 SYMATTR InstName C4 SYMATTR Value 10µf SYMBOL res 4112 464 R0 SYMATTR InstName R8 SYMATTR Value 100k SYMBOL res 4224 464 R0 SYMATTR InstName R9 SYMATTR Value 10k SYMBOL pnp 4176 272 M180 SYMATTR InstName Q4 SYMATTR Value 2N3906 SYMBOL pnp 4288 224 M180 SYMATTR InstName Q5 SYMATTR Value 2N3906 SYMBOL npn 2592 384 M0 SYMATTR InstName Q7 SYMATTR Value 2N3904 SYMBOL npn 2032 320 R0 SYMATTR InstName Q8 SYMATTR Value 2N3904 SYMBOL pnp2 2160 272 R0 SYMATTR InstName Q9 SYMATTR Value 2N3906 SYMBOL cap 2672 608 R0 SYMATTR InstName C3 SYMATTR Value 10µf SYMATTR SpiceLine V=10 Irms=0 Rser=0.009 Lser=0 SYMBOL polcap 1808 512 R0 WINDOW 3 24 64 Left 0 SYMATTR Value 10µf SYMATTR InstName C5 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=50 Irms=22m Rser=3.9 Lser=0 SYMBOL res 1904 496 R0 SYMATTR InstName R7 SYMATTR Value 100k SYMBOL res 2080 496 R0 SYMATTR InstName R10 SYMATTR Value 100k SYMBOL res 2240 384 R0 SYMATTR InstName R11 SYMATTR Value 1000 SYMBOL res 2352 256 R0 SYMATTR InstName R12 SYMATTR Value 1.5e6 SYMBOL res 2672 240 R0 SYMATTR InstName R13 SYMATTR Value 100k SYMBOL res 2512 240 R0 SYMATTR InstName R14 SYMATTR Value 300 SYMBOL res 2848 192 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R15 SYMATTR Value 5e4 SYMBOL diode 2864 224 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName D1 SYMATTR Value 1N914 SYMBOL Misc\\NE555 1408 352 R0 SYMATTR InstName U1 SYMBOL res 1616 256 R0 SYMATTR InstName R16 SYMATTR Value 2e4 SYMBOL res 1616 352 R0 SYMATTR InstName R17 SYMATTR Value 1e6 SYMBOL cap 1616 464 R0 SYMATTR InstName C6 SYMATTR Value 1µf SYMBOL diode 1696 384 R0 SYMATTR InstName D2 SYMATTR Value 1N914 SYMBOL Misc\\battery 1712 624 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V3 SYMATTR Value 5 SYMBOL res 1456 80 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R18 SYMATTR Value 4e4 SYMBOL diode 1504 112 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName D3 SYMATTR Value 1N914 TEXT 3640 736 Left 0 !.tran 0 10 0 .001 TEXT 3472 40 Left 0 ;Ventricular cell TEXT 3760 256 VLeft 0 ;K current TEXT 3448 232 VLeft 0 ;Na current TEXT 4328 448 VLeft 0 ;mixed current TEXT 3648 552 VLeft 0 ;Na leak current TEXT 2256 56 Left 0 ;SA cell TEXT 1512 176 Left 0 ;Pacemaker