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Diffstat (limited to 'src/devices/bus/spectrum/beta.cpp')
-rw-r--r--src/devices/bus/spectrum/beta.cpp7
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)