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

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

Technical references

CPUs

QTY	Type	clock	position	function
1x	MC68HC000P16	16.00MHz	ic48	16/32-bit Microprocessor - main
1x	custom GAE1-501		ic57	main
1x	DS5002FP		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