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Pong: replaced first "macro" NE555 device with NE555 and connected components. Performance drop is within expectations :-)

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This commit is contained in:
Couriersud 2013-12-02 20:17:50 +00:00
parent b5449a48f1
commit ec9a6f4d52
1 changed files with 29 additions and 8 deletions
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37
src/mame/drivers/pong.c
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@ -314,12 +314,32 @@ static NETLIST_START(pong_schematics)
// sound logic
TTL_7474(ic_c2a, vpos256, high, hitQ, high)
TTL_74107(ic_f3_topbot, vblank, vvid, vvidQ, ServeQ)
// monoflop with NE555 determines duration of score sound
#if 0
NE555N_MSTABLE(ic_g4_sc, MissQ, NC)
NET_ALIAS(SC, ic_g4_sc.Q) // monoflop with NE555 determines score sound
NETDEV_PARAM(ic_g4_sc.R, RES_K(220))
NETDEV_PARAM(ic_g4_sc.C, CAP_U(1))
#else
NETDEV_R(ic_g4_R, RES_K(220))
NETDEV_C(ic_g4_C, CAP_U(1))
NETDEV_NE555(ic_g4_sc)
NET_ALIAS(SC, ic_g4_sc.OUT)
NET_ALIAS(hit_sound_en, ic_c2a.QQ)
NET_C(ic_g4_sc.VCC, V5)
NET_C(ic_g4_sc.GND, GND)
NET_C(ic_g4_sc.RESET, V5)
NET_C(ic_g4_R.1, V5)
NET_C(ic_g4_R.2, ic_g4_sc.THRESH)
NET_C(ic_g4_R.2, ic_g4_sc.DISCH)
NET_C(MissQ, ic_g4_sc.TRIG)
NET_C(ic_g4_R.2, ic_g4_C.1)
NET_C(GND, ic_g4_C.2)
//NETDEV_LOG(C, ic_g4_C.1)
#endif
NET_ALIAS(hit_sound_en, ic_c2a.QQ)
TTL_7400_NAND(hit_sound, hit_sound_en, vpos16)
TTL_7400_NAND(score_sound, SC, vpos32)
TTL_7400_NAND(topbothitsound, ic_f3_topbot.Q, vpos32)
@ -480,7 +500,7 @@ static NETLIST_START(pong_schematics)
NETDEV_SOLVER(Solver)
NETDEV_ANALOG_CONST(V5, 5)
NETDEV_ANALOG_CONST(V1, 1)
NETDEV_ANALOG_CONST(V0, 0)
NETDEV_ANALOG_CONST(GND, 0)
#endif
#if 0
@ -490,14 +510,14 @@ static NETLIST_START(pong_schematics)
NET_C(V5,R1.1)
NET_C(R1.2, R2.1)
NET_C(R2.2, R3.1)
NET_C(R3.2, V0)
NET_C(R3.2, GND)
#endif
#if 0
NETDEV_R(R4, 1000)
NETDEV_C(C1, 1e-6)
NET_C(V5,R4.1)
NET_C(R4.2, C1.1)
NET_C(C1.2, V0)
NET_C(C1.2, GND)
//NETDEV_LOG(log1, C1.1)
#endif
@ -507,7 +527,7 @@ static NETLIST_START(pong_schematics)
NETDEV_D(D ## _n) \
NET_C(V5, R ## _n.1) \
NET_C(R ## _n.2, D ## _n.A) \
NET_C(D ## _n.K, V0)
NET_C(D ## _n.K, GND)
/* tt(20)
tt(21)
@ -526,7 +546,7 @@ static NETLIST_START(pong_schematics)
NETDEV_1N914(D1)
NET_C(V5, R5.1)
NET_C(R5.2, D1.A)
NET_C(D1.K, V0)
NET_C(D1.K, GND)
//NETDEV_LOG(log1, D1.A)
#endif
@ -551,7 +571,7 @@ static NETLIST_START(pong_schematics)
NETDEV_C(C, 0.15e-6)
NETDEV_NE555(555)
NET_C(V0, 555.GND)
NET_C(GND, 555.GND)
NET_C(V5, 555.VCC)
NET_C(RA.1, 555.VCC)
@ -563,8 +583,9 @@ static NETLIST_START(pong_schematics)
NET_C(RB.2, 555.THRESH)
NET_C(555.TRIG, C.1)
NET_C(C.2, V0)
NET_C(C.2, GND)
//NETDEV_LOG(log2, C.1)
//NETDEV_LOG(log3, 555.OUT)
#endif