diff options
Diffstat (limited to 'src/devices/bus/spectrum/beta.cpp')
-rw-r--r-- | src/devices/bus/spectrum/beta.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/devices/bus/spectrum/beta.cpp b/src/devices/bus/spectrum/beta.cpp index d99f6e19e5c..42af3266936 100644 --- a/src/devices/bus/spectrum/beta.cpp +++ b/src/devices/bus/spectrum/beta.cpp @@ -46,7 +46,7 @@ - common Brazilian clones: usually use FD1797 instead of FD1793, no ROM bits D0/D7 swap, DOS ROM area 3CXX might be disabled, equiped with printer port. - CBI-95 - SYNCHRON IDS91 - - SYNCHRON IDS2001ne + - SYNCHRON IDS2001ne (added interface disable jumper) - ARCADE AR-20 - MIDAS Gammadisk - 3 versions known to exists: - straight clone @@ -85,7 +85,7 @@ V3-V4: D7 BDI ROM_latch (0=enable, 1=disble), D6 - FDC DDEN, D4 - SIDE, D3 - FDC HLT, D2 - FDC /MR (reset), D0-1 - floppy drive select (binary value). CBI clones: D5 - printer port /STROBE IO read port 0b1xxxx111 <- D7 - FDC INTRQ, D6 - FDC DRQ - CBI clones: D5 - printer port BUSY + CBI clones: D5 - printer port BUSY, D4 - printer standard select jumper (ABICOMP / MSX1.1) IO read/write ports 0b0YYxx111 - access FDC ports YY So mostly the same as beta128, except for new BDI ROM_latch bit @@ -202,6 +202,9 @@ ROM_START(betaplus) ROM_SYSTEM_BIOS(5, "cas87", "CAS DOS 1987") // 4.12 with texts translated ROMX_LOAD("cas1987.bin", 0x0000, 0x2000, CRC(a6a9450c) SHA1(b54b173a9f11ed730804d94584a1679193993e3c), ROM_BIOS(5)) ROM_RELOAD(0x2000,0x2000) + ROM_SYSTEM_BIOS(6, "icdos", "IC-DOS JUMBO v2.0") // v4.11 with name text changed + ROMX_LOAD("icdos.bin", 0x0000, 0x2000, CRC(1398d13a) SHA1(bf8cee39eb4b2a09a3f07db4cb8e7952bce4d3dd), ROM_BIOS(6)) + ROM_RELOAD(0x2000,0x2000) ROM_END ROM_START(betaclone) |