From 1939f0b88d2996fd8b185a79fc8a428bcc43f0b1 Mon Sep 17 00:00:00 2001 From: Roberto Fresca Date: Sat, 17 Aug 2019 20:24:41 +0200 Subject: Pokerout.cpp: Added ASCII PCB layout and technical notes. [Roberto Fresca] --- src/mame/drivers/pokerout.cpp | 66 ++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 65 insertions(+), 1 deletion(-) diff --git a/src/mame/drivers/pokerout.cpp b/src/mame/drivers/pokerout.cpp index d71007117e2..62987ef60e0 100644 --- a/src/mame/drivers/pokerout.cpp +++ b/src/mame/drivers/pokerout.cpp @@ -24,12 +24,76 @@ 2x TMS4416-15 16Kx4 DRAM (for VDP). 1x 8 DIP switches bank (Connected to AY8910 portA). - 1x 10 DIP switches bank (Connected to EP310 EPLD. Not needed for the game). + 1x 10 DIP switches bank (8 of them connected to EP310 EPLD). 1x 10.738 Xtal. 1x Empty socket between EPROMs and HM6116 RAM. />_<\ + The following components made me suspect that there is some sort of + TX-RX circuitry to connect with an external device for unknown purposes. + + 1x TBA820 ; 2 Watt Audio Amplifier. + 1x HEF4528BP ; Dual Monostable Multivibrator 3/15V. + 1x MM53200N ; Encoder/Decoder. Digital Code Transmitter-Receiver System. + 1x L200C ; 2.8 -> 36V. Voltage Regulator. + 1x SN94501N ; Unknown... No Data. + + + PCB layer: + + .----------------------------------------------------------------------------------------------------------. + | | + | .----------. | + | |DM74LS139N| | + | '----------' .-------------. .---------. .---------. .---------. .----------. .----------. | + | | Z8430AB1 | |SN74LS32N| |SN74LS00N| | 74LS02? | |SN74LS74AN| | 74LS0?? | | + | | Z80ACTC | '---------' '---------' '---------' '----------' '----------' | + | .----------. '-------------' | + | |SN74LS74AN| | + | '----------' .----. | + | |DIP | .----' + | .---------. .-------------------. .---------------------. |SWIT| | + | | ??? | | Z8400AB1 | | AY-3-8910 | |CHES| | + | '---------' | Z80ACPU | | PSG | | #1 | '----. + | '-------------------' '---------------------' '----' .------------. ====| + | .---------. | T74LS244B1 | 2 ====| + | | ??? | '------------' x ====| + | '---------' 2 ====| + | 2 ====| + | .---------. ====| + | | SN7407N | .-------------. .------------. .-----------. E ====| + | '---------' |TMS27128JL-20| |TMS4416-15NL| | EP-310 DC | .------------. D ====| + | | "BRK 01" | '------------' '-++++++++--' | T74LS244B1 | G ====| + | .---------. '-------------' .-++++++++-----. '------------' E ====| + | | SN7407N | | DIP SWITCHES | ====| + | '---------' .-------------. .------------. | #2 | C ====| + | .---------. |TMS27128JL-20| |TMS4416-15NL| '--------------' O ====| + | |MM53200N | | "F" | '------------' N ====| + | '---------' '-------------' N ====| + | E ====| + | .----------. .-------------. .---------------------. .------------. C ====| + | |DM74LS139N| | EMPTY | | TMS9129NL | | SN94501N | T ====| + | '----------' | SOCKET | | VDP | '------------' O ====| + | .---------. '-------------' '---------------------' R ====| + | |SN74LS32N| ====| + | '---------' .------------. .------. .----' + | .---------. | HM6116LP-4 | | XTAL | | + | | SN7416N | | | |10.738| | + | '---------' '------------' '------' '----. + | .----------. | + | |SN74LS74AN| | + | '----------' | + | | + | | + | .---------. .-------. | + | .---------. | TBA820 | | L200C | | + | |HEF4528BP| '---------' .--+-------+--. | + | '---------' | HEATSINK | | + | '-------------' | + | 5981-A | + '----------------------------------------------------------------------------------------------------------' + ******************************************************************************** CTC connection... -- cgit v1.2.3