EMU Infos
dumper	Corrado Tomaselli, f205v
date	10/11/2005
emulator	MAME 0.102
dev	Corrado Tomaselli

PCB Infos
name	touchgon on Arcade Database
description	Touch and Go (Non North America)
year	1995
manufacturer	Gaelco

Technical references

CPUs

QTY	Type	clock	position	function
1x	MC68HC000P16	16.000MHz	ic48	16/32-bit Microprocessor - main
1x	custom GAE1-501		ic57	main
1x	DS5002FP	16.000MHz	ic47	Secure Microprocessor Chip
1x	TDA1543		ic31	D/A Converter (DAC) - sound
1x	LM324N		ic19	Quad Operational Amplifier - sound
1x	TDA1552		ic1	Audio Amplifier - sound
1x	oscillator	32.000MHz	xtal1
1x	oscillator	40.000MHz	xtal2

ROMs

QTY	Type	position	status
2x	NM27C040Q	1.ic63 2.ic64	dumped
2x	MASKROM 1Mx16	tg_ic66.ic66 tg_ic69.ic69	not dumped DIP42x600mil 16Mbit MASK read as 27C160 [in byte mode] (Graphics)
2x	MASKROM 1Mx32	tg_ic65.ic65 tg_ic67.ic67	not dumped DIP42x600mil 32Mbit MASK read as 27C332 (Graphics & Sound)

RAMs

QTY	Type	position
4x	KM428C256J-6	ic53,ic54,ic55,ic56
2x	MT5C6408-20	ic32,ic33
4x	CY7C199-20PC	ic49,ic50,ic75,ic76
1x	MB84256A-70L	ic34

PLDs

QTY	Type	position	status
1x	TIBPAL20L8-25CNT	ic39	read protected
1x	TI F16R8-10CN	ic27	read protected
1x	TIBPAL16L8-25CN	ic30	read protected

Others

1x JAMMA edge connector
1x 6 legs connector (JP1)
2x 15 legs connector (JP2,JP3)
1x 4 legs connector (JP4)
1x 5 legs connector (JP5)
1x 50 pins connector from main board to ROMs board
2x trimmer (volume)(P1,P2)
1x battery 3V

Notes

main PCB is marked: "gaelco REF: 950510-1 MADE IN SPAIN" and "(C) ALL RIGHTS RESERVED" on component side
main PCB is marked: "SOLD" and "E193E" on solder side
ROMs PCB is marked: "61195 VIPROTEAM-TOUCH" on component side
romS PCB is marked: "61195" on solder side
This is the same PCB revision (950510-1) as already documented in MAME source gaelco2.c, with Gaelco custom chip 501 instead of 506

update 20180501: complete description, redump and pics

update 20180505: CPUs clock