20pacgal.c: Add PCB layout for Pacman - 25th Anniversary Edition. [Brian Troha]
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@ -33,8 +33,6 @@
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* The above listed joystick maneuver to enable Pac-Man will still play a tone, but
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* The above listed joystick maneuver to enable Pac-Man will still play a tone, but
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the effect (if any) is unknown.
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the effect (if any) is unknown.
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* CPU is a Z8S18020VSC (20MHz part), OSC is 73.728MHz
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Note: The "correct" size of the roms are 27C020 for the program rom and 27C256 for the
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Note: The "correct" size of the roms are 27C020 for the program rom and 27C256 for the
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graphics rom. However genuine boards have been found with larger roms containing
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graphics rom. However genuine boards have been found with larger roms containing
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the same data with the extra rom space blanked out.
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the same data with the extra rom space blanked out.
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@ -46,6 +44,41 @@
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the Z180, but the cpu core doesn't support that yet.
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the Z180, but the cpu core doesn't support that yet.
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* Is the clock divide 3 or 4?
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* Is the clock divide 3 or 4?
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+-------------------------------------------------------+
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| +-------------+ |
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| | U13 | |
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| |ms pac/galaga| |
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| +-------------+ |
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| +-----------+ |
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| +---+ | | |
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| |VOL| | ZiLOG | |
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| +---+ |Z8S18020VSC| |
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| | Z180 MPU | |
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|J | | |
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|A +-----------+ |
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|M +-----------+ +-----------+ |
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|M | | OSC | | |
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|A |CY37256P160| |CY37256P160| |
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| |-83AC | |-83AC | |
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| | | :: | | +---+|
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| | | :: | | | C ||
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| +-----------+ J1 +-----------+ | 1 ||
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| 93LC46A | 9 ||
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| +-------------+ +-------+ | 9 ||
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| | U14 | +-------+ |CY7C199| +---+|
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| |ms pac/galaga| |CY7C199| +-------+ |
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| D4 +-------------+ +-------+ |
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+-------------------------------------------------------+
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CPU: Z8S18020VSC ZiLOG Z180 (20MHz part)
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Graphics: CY37256P160-83AC x 2 (Ultra37000 CPLD family - 160 pin TQFP, 256 Macrocells, 83MHz speed)
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MEMORY: CY7C199-15VC 32K x 8 Static RAM x 3 (or equivalent ISSI IS61C256AH-15J)
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OSC: 73.728MHz
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EEPROM: 93LC46A 128 x 8-bit 1K microwire compatible Serial EEPROM
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VOL: Volume adjust
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D4: Diode - Status light
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J1: 5 2-pin jumper array
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***************************************************************************/
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***************************************************************************/
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#include "emu.h"
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#include "emu.h"
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