diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/mame/drivers/fidel68k.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/mame/drivers/fidel68k.cpp b/src/mame/drivers/fidel68k.cpp index 2cd80b897b3..c69102f3365 100644 --- a/src/mame/drivers/fidel68k.cpp +++ b/src/mame/drivers/fidel68k.cpp @@ -27,8 +27,10 @@ HD68HC000P12 CPU, 12MHz XTAL PCB label 510-1129A01 PCB has edge connector for module, but no external slot -There's room for 2 SIMMs at U22 and U23. Unpopulated in Excel 68000, used for -128KB hashtable RAM in Mach II. Mach III has wire mods to U8/U9(2*8KB + 2*32KB piggybacked). +There's room for 2 SIMMs at U22 and U23, unpopulated in Excel 68000 and Mach III. +Mach II has 2*64KB DRAM with a MB1422A DRAM controller @ 25MHz. +Mach III has wire mods from U22/U23 to U8/U9(2*8KB + 2*32KB piggybacked). +Mach IV has 2*256KB DRAM, and a daughterboard(510.1123B01) for the 68020. I/O is via TTL, overall very similar to EAG. @@ -715,8 +717,8 @@ ROM_END ROM_START( fex68km2 ) // model 6097, PCB label 510.1120B01 ROM_REGION16_BE( 0x10000, "maincpu", 0 ) - ROM_LOAD16_BYTE("fex68km2.u6", 0x00000, 0x08000, CRC(2e65e7ad) SHA1(4f3aec12041c9014d5d700909bac66bae1f9eadf) ) - ROM_LOAD16_BYTE("fex68km2.u7", 0x00001, 0x08000, CRC(4c20334a) SHA1(2e575b88c41505cc89599d2fc13e1e84fe474469) ) + ROM_LOAD16_BYTE("e6_yellow.u6", 0x00000, 0x08000, CRC(2e65e7ad) SHA1(4f3aec12041c9014d5d700909bac66bae1f9eadf) ) // 27c256 + ROM_LOAD16_BYTE("o7_red.u7", 0x00001, 0x08000, CRC(4c20334a) SHA1(2e575b88c41505cc89599d2fc13e1e84fe474469) ) // " ROM_END ROM_START( fex68km3 ) // model 6098, PCB label 510.1120B01 |