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// license:BSD-3-Clause
// copyright-holders:Ryan Holtz
//
// Netlist for Car Polo audio
//
// Derived from the schematics in the Car Polo manual.
//
// Known problems/issues:
//
// * Uses HLE noise due to abusing a 2N3904 in breakdown as a noise source.
// * Very slow
//
#include "netlist/devices/net_lib.h"
#define HLE_NOISE (1)
//
// Player Crash netlist
//
static NETLIST_START(PLAYER_CRASH)
ALIAS(V15, R200.1)
ALIAS(VCC, 4C.VCC)
ALIAS(GND, R210.2)
ALIAS(CRASH_IN, 4C.A)
ALIAS(AUDIO_OUT, R217.1)
ALIAS(NOISE_IN, CR10.K)
TTL_7407_GATE(4C)
NET_C(4C.GND, GND)
RES(R200, RES_K(1.2))
RES(R202, RES_K(150))
RES(R203, RES_K(550))
RES(R204, RES_K(100))
RES(R205, RES_K(270))
RES(R210, RES_K(33))
RES(R212, RES_K(1))
RES(R213, RES_K(10))
RES(R216, RES_K(47))
RES(R217, RES_K(5))
CAP(C89, CAP_U(0.1))
CAP(C90, CAP_U(0.01))
CAP(C91, CAP_U(0.01))
CAP(C92, CAP_U(6.8))
CAP(C93, CAP_U(2.2))
DIODE(CR10, "1N4454")
DIODE(CR11, "1N4454")
DIODE(CR14, "1N4454")
QBJT_EB(Q6, "2N3904")
NET_C(R200.1, R212.1, R216.1)
NET_C(R200.2, 4C.Y, CR11.A)
NET_C(CR11.K, C93.1, R204.1, R205.1)
NET_C(C93.2, R205.2, Q6.E, R217.1, R210.2, C92.2)
NET_C(R204.2, R203.1, R202.1, CR10.A)
NET_C(R202.2, C89.1)
NET_C(C89.2, C90.1, R203.2, Q6.B)
NET_C(C90.2, R210.1, C91.1)
NET_C(C91.2, Q6.C, CR14.K, R213.1)
NET_C(R213.2, R212.2, C92.1)
NET_C(R217.2, CR14.A, R216.2)
NETLIST_END()
//
// Main netlist
//
NETLIST_START(carpolo)
NET_MODEL("1N4454 D(Is=168.1e-21 Rs=.1 N=1 Cjo=2p M=.333 tt=5.771n Iave=400m Vpk=35 Bv=75 Ibv=100u mfg=OnSemi type=silicon)")
NET_MODEL("2N3904 NPN(IS=1E-14 VAF=100 Bf=300 IKF=0.4 XTB=1.5 BR=4 CJC=4E-12 CJE=8E-12 RB=20 RC=0.1 RE=0.1 TR=250E-9 TF=350E-12 ITF=1 VTF=2 XTF=3 Vceo=40 Icrating=200m mfg=Philips)")
NET_MODEL("LM748 OPAMP(TYPE=3 VLH=2.0 VLL=2.0 FPF=5 UGF=800k SLEW=0.7M RI=800k RO=60 DAB=0.001)")
SOLVER(Solver, 48000)
ANALOG_INPUT(V15, 15)
ANALOG_INPUT(V7_5, 7.5)
ANALOG_INPUT(V5, 5)
ALIAS(VCC, V5)
TTL_INPUT(PL1_CRASH, 1) // active high
TTL_INPUT(PL2_CRASH, 0) // active high
TTL_INPUT(PL3_CRASH, 0) // active high
TTL_INPUT(PL4_CRASH, 0) // active high
LOCAL_SOURCE(PLAYER_CRASH)
NET_C(GND, PL1_CRASH.GND, PL2_CRASH.GND, PL3_CRASH.GND, PL4_CRASH.GND)
NET_C(VCC, PL1_CRASH.VCC, PL2_CRASH.VCC, PL3_CRASH.VCC, PL4_CRASH.VCC)
// HLE Noise Gen
CLOCK(NOISE_CLOCK, 10000)
NET_C(NOISE_CLOCK.GND, GND)
NET_C(NOISE_CLOCK.VCC, VCC)
SYS_NOISE_MT_N(NOISE, 0.1)
NET_C(NOISE.I, NOISE_CLOCK.Q)
// White Noise
#if HLE_NOISE
NET_C(NOISE.1, V7_5)
ALIAS(WHITE_NOISE, NOISE.2)
#else
RES(R240, RES_K(1.2))
RES(R241, RES_M(1))
RES(R242, 100)
RES(R243, RES_M(1))
RES(R244, RES_K(47))
RES(R245, RES_K(10))
RES(R246, RES_K(1))
RES(R247, RES_K(10))
RES(R248, RES_M(1))
CAP(C99, CAP_U(2.2))
//CAP(C100, CAP_P(100))
CAP(C101, CAP_U(6.8))
CAP(C102, CAP_U(2.2))
CAP(C103, CAP_U(6.8))
//QBJT_EB(Q8, "2N3904") // Used as a reverse-biased noise source.
QBJT_EB(Q9, "2N3904")
OPAMP(1A, "LM748")
NET_C(1A.GND, GND)
NET_C(1A.VCC, C101.1, R241.1, R240.1)
DIODE(CR22, "1N4454")
NET_C(NOISE.1, R241.2, 1A.PLUS)
NET_C(NOISE.2, C99.1, GND)
// White Noise
NET_C(V15, R240.2, R246.1)
NET_C(C99.2, R242.1)
NET_C(R242.2, R243.1, CR22.K, 1A.MINUS)
NET_C(CR22.A, R244.1)
NET_C(R243.2, R244.2, 1A.OUT, R245.1)
NET_C(C101.2, GND)
NET_C(R245.2, C102.1)
NET_C(C102.2, R248.1, Q9.B)
NET_C(Q9.E, GND)
NET_C(Q9.C, R248.2, R247.1)
NET_C(R247.2, R246.2, C103.1)
NET_C(C103.2, GND)
ALIAS(WHITE_NOISE, Q9.C)
#endif
SUBMODEL(PLAYER_CRASH, PLAYER_1_CRASH)
NET_C(PLAYER_1_CRASH.NOISE_IN, WHITE_NOISE)
NET_C(PLAYER_1_CRASH.CRASH_IN, PL1_CRASH.Q)
NET_C(PLAYER_1_CRASH.V15, V15)
NET_C(PLAYER_1_CRASH.VCC, VCC)
NET_C(PLAYER_1_CRASH.GND, GND)
NETLIST_END()
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