Home Run Classic 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.

Home Run Classic (Creative Electronics And Software, 1997)

Memory Area:cesclassic_map

Address Range	Length	Function	Description
0x0000-0xFFFFF	1048576	ROM
0x400000-0x40CFFF	53248	RAM
0x40D000-0x40FFFF	12288	RAM, Shared	vram
0x410000-0x410001	2	Read Port	VBLANK (//probably m68681 lies there instead)
0x410004-0x410005	2	Write	irq3_ack_w
0x410006-0x410007	2	Write	irq2_ack_w
0x480000-0x481FFF	8192	RAM, Shared	nvram (//8k according to schematics (games doesn't use that much tho))
0x600000-0x600001	2	Read Port	SYSTEM
0x610000-0x610001	2	Write	outputs_w
0x640040-0x640041	2	Write	lamps_w
0x670000-0x670001	2	Read Port	DSW
0x70FF00-0x70FF01	2	Write NOP	(// writes 0xffff at irq 3 end of service, watchdog?)
0x900000-0x900001	2	Device Read 8-bit	oki, okim6295_device, read,0x00ff (// unsure about this ...)
0x900100-0x900101	2	Device Write 8-bit	oki, okim6295_device, write,0x00ff

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:oki

Address Range	Length	Label/Location	Description
0x0000-0x7FFFF	524288	hrclassic-v100-u28.bin	CRC(45d15b3a)