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author | AJR <ajrhacker@users.noreply.github.com> | 2017-11-05 09:55:34 -0500 |
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committer | AJR <ajrhacker@users.noreply.github.com> | 2017-11-05 09:55:34 -0500 |
commit | 044924807c19e999deed4f4f956d09c58702c6d5 (patch) | |
tree | 3f74f8dc57b0c647b18a5719f0a2e163d2297f35 | |
parent | ab0aebccec7799a7e034e3fc6783310666bb183d (diff) |
Revert "dialog80: One device identified (nw)"
This reverts commit 96753816e0413cf32b605665e96fdfcf3e94f7c3.
-rw-r--r-- | src/mame/drivers/ampex.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/mame/drivers/ampex.cpp b/src/mame/drivers/ampex.cpp index 760436fb31b..d4d2b27544b 100644 --- a/src/mame/drivers/ampex.cpp +++ b/src/mame/drivers/ampex.cpp @@ -10,7 +10,6 @@ Ampex Dialogue 80 terminal #include "emu.h" #include "cpu/i8085/i8085.h" -#include "machine/6821pia.h" class ampex_state : public driver_device { @@ -30,7 +29,8 @@ static ADDRESS_MAP_START( mem_map, AS_PROGRAM, 8, ampex_state ) AM_RANGE(0x0000, 0x2fff) AM_ROM AM_REGION("roms", 0) AM_RANGE(0x4000, 0x43ff) AM_RAM // main RAM AM_RANGE(0x4400, 0x57ff) AM_RAM // expansion RAM - AM_RANGE(0x5840, 0x5843) AM_DEVREADWRITE("pia", pia6821_device, read, write) + AM_RANGE(0x5841, 0x5841) AM_WRITENOP // ??? + AM_RANGE(0x5842, 0x5842) AM_READNOP // ??? AM_RANGE(0x8000, 0x9fff) AM_RAM AM_RANGE(0xc000, 0xcfff) AM_RAM // video RAM ADDRESS_MAP_END @@ -41,8 +41,6 @@ INPUT_PORTS_END static MACHINE_CONFIG_START( ampex ) MCFG_CPU_ADD("maincpu", I8080A, 2'000'000) // no idea of clock. MCFG_CPU_PROGRAM_MAP(mem_map) - - MCFG_DEVICE_ADD("pia", PIA6821, 0) MACHINE_CONFIG_END ROM_START( dialog80 ) |