trunk/src/mame/drivers/segaybd.c
| r31809 | r31810 | |
|---|
| 760 | 760 | static ADDRESS_MAP_START( link_map, AS_PROGRAM, 8, segaybd_state ) |
| 761 | 761 | ADDRESS_MAP_UNMAP_HIGH |
| 762 | 762 | AM_RANGE(0x0000, 0x0fff) AM_ROM |
| 763 | | AM_RANGE(0x2000, 0x2fff) AM_RAM |
| 764 | | AM_RANGE(0x3000, 0x3fff) AM_RAM |
| 765 | | AM_RANGE(0x4000, 0x47ff) AM_RAM AM_SHARE("linkram") |
| 763 | AM_RANGE(0x2000, 0x3fff) AM_RAM |
| 764 | AM_RANGE(0x4000, 0x47ff) AM_RAM AM_SHARE("linkram") // MB8421 |
| 766 | 765 | ADDRESS_MAP_END |
| 767 | 766 | |
| 768 | 767 | READ8_MEMBER(segaybd_state::link_portc0_r) |
| r31809 | r31810 | |
|---|
| 1338 | 1337 | MACHINE_CONFIG_END |
| 1339 | 1338 | |
| 1340 | 1339 | // LINK PCB is 834-6740 |
| 1341 | | // has 1x 8 switch dip bank, z80B CPU, ribbon connector? (to main board?), RX/TX ports, 16Mhz OSC |
| 1340 | // has 1x 8 switch dip bank, z80E CPU, ribbon connector? (to main board?), RX/TX ports, 16Mhz OSC |
| 1342 | 1341 | static MACHINE_CONFIG_DERIVED( yboard_link, yboard ) |
| 1343 | 1342 | MCFG_CPU_MODIFY("maincpu") |
| 1344 | 1343 | MCFG_CPU_PROGRAM_MAP(main_map_link) |
| 1345 | 1344 | |
| 1346 | | MCFG_CPU_ADD("linkcpu", Z80, LINK_CLOCK/4 ) // ?? mhz |
| 1345 | MCFG_CPU_ADD("linkcpu", Z80, LINK_CLOCK/2 ) // 8 mhz? |
| 1347 | 1346 | MCFG_CPU_PROGRAM_MAP(link_map) |
| 1348 | 1347 | MCFG_CPU_IO_MAP(link_portmap) |
| 1349 | 1348 | // valid code at 0x28 and 0x38 |