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-rw-r--r--src/mame/drivers/swtpc.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/mame/drivers/swtpc.cpp b/src/mame/drivers/swtpc.cpp
index cd7acfc2461..b5626475ebc 100644
--- a/src/mame/drivers/swtpc.cpp
+++ b/src/mame/drivers/swtpc.cpp
@@ -16,7 +16,8 @@
Note: All commands must be in uppercase. See the SWTBUG manual.
ToDo:
- - Add more SS-50 interface slot options
+ - Add more SS-50 interface slot options (in particular, MIKBUG
+ needs MP-C for I/O slot #1)
- Emulate MP-A2 revision of CPU board, with four 2716 ROM sockets
and allowance for extra RAM boards at A000-BFFF and C000-DFFF
@@ -181,7 +182,7 @@ static MACHINE_CONFIG_DERIVED( swtpcm, swtpc )
MCFG_DEVICE_CLOCK(XTAL_1_7971MHz)
MCFG_DEVICE_MODIFY("io1")
- MCFG_SLOT_DEFAULT_OPTION("mpc")
+ //MCFG_SLOT_DEFAULT_OPTION("mpc")
MACHINE_CONFIG_END
/* ROM definition */
@@ -199,4 +200,4 @@ ROM_END
// YEAR NAME PARENT COMPAT MACHINE INPUT STATE INIT COMPANY FULLNAME FLAGS
COMP( 1977, swtpc, 0, 0, swtpc, swtpc, swtpc_state, 0, "Southwest Technical Products Corporation", "SWTPC 6800 Computer System (with SWTBUG)", MACHINE_NO_SOUND_HW )
-COMP( 1975, swtpcm, swtpc, 0, swtpcm, swtpc, swtpc_state, 0, "Southwest Technical Products Corporation", "SWTPC 6800 Computer System (with MIKBUG)", MACHINE_NO_SOUND_HW )
+COMP( 1975, swtpcm, swtpc, 0, swtpcm, swtpc, swtpc_state, 0, "Southwest Technical Products Corporation", "SWTPC 6800 Computer System (with MIKBUG)", MACHINE_NO_SOUND_HW | MACHINE_NOT_WORKING )