Pentacup Memory Map

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Memory Map

The following is a memory map that was generated based on the MAME source code (.180). This information is only as accurate as the MAME driver is. If you see any errors, please let me know what that error is.

The Memory Area is related to where the information is from (CPU, Sound Board, etc..), and it may also reflect what it has in common with other hardware.

Pentacup (Micropin, 1978)

Memory Area:micropin_map

Address Range	Length	Function	Description
0x0000-0x01FF	512	RAM, Shared	nvram (// 4x 6561 RAM)
0x4000	1	Read Port	X1
0x4000-0x4005	6	Write	sw_w
0x4001	1	Read Port	X2
0x4002	1	Read Port	X3
0x4003	1	Read Port	X4
0x4004	1	Read Port	X5
0x5000-0x5003	4	Device Read/Write	pia50, pia6821_device, read, write
0x5100-0x5103	4	Read/Write	pia51_r,pia51_w
0x5200	1	Write	sol_w
0x5202	1	Write	lamp_w
0x5203	1	Write NOP
0x6400-0x7FFF	7168	ROM, Region	v1cpu, 0

ROM Map for this game

This is the ROM map for the game. This should tell you what address the ROM is at, how big it is, what it's used for.

Memory Area:v1cpu

Address Range	Length	Label/Location	Description
0x0000-0x03FF	1024	ic2.bin	CRC(fa468a0f)
0x0400-0x07FF	1024	ic3.bin	CRC(7bfdaec8)
0x0800-0x0BFF	1024	ic4.bin	CRC(5e0fcb1f)
0x0C00-0x0FFF	1024	ic5.bin	CRC(a26c6e0b)
0x1000-0x13FF	1024	ic6.bin	CRC(4715ac34)
0x1400-0x17FF	1024	ic7.bin	CRC(c58d13c0)
0x1800-0x1BFF	1024	ic8.bin	CRC(9f67bc65)