summaryrefslogtreecommitdiffstatshomepage
diff options
context:
space:
mode:
author AJR <ajrhacker@users.noreply.github.com>2017-11-05 09:55:34 -0500
committer AJR <ajrhacker@users.noreply.github.com>2017-11-05 09:55:34 -0500
commit044924807c19e999deed4f4f956d09c58702c6d5 (patch)
tree3f74f8dc57b0c647b18a5719f0a2e163d2297f35
parentab0aebccec7799a7e034e3fc6783310666bb183d (diff)
Revert "dialog80: One device identified (nw)"
This reverts commit 96753816e0413cf32b605665e96fdfcf3e94f7c3.
-rw-r--r--src/mame/drivers/ampex.cpp6
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 )