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Merge pull request #2043 from shattered/_e109698

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ms7004 keyboard: handle incoming serial data via INT pin.
This commit is contained in:
ajrhacker 2017-02-06 19:14:29 -05:00 committed by GitHub
commit 1e64ff86bf
1 changed files with 10 additions and 6 deletions
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16
src/mame/machine/ms7004.cpp
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@ -5,7 +5,6 @@
for Cyrillic characters).
To do:
- receive data from host (not used by KSM but used by other boards)
- connect LEDs and speaker
*/
@ -27,7 +26,7 @@
// MACROS / CONSTANTS
//**************************************************************************
#define MS7004_CPU_TAG "i8048"
#define MS7004_CPU_TAG "i8035"
#define MS7004_SPK_TAG "beeper"
@ -46,7 +45,11 @@ ROM_END
// ADDRESS_MAP
//-------------------------------------------------
static ADDRESS_MAP_START( ms7004_map, AS_IO, 8, ms7004_device )
static ADDRESS_MAP_START( ms7004_map, AS_PROGRAM, 8, ms7004_device )
AM_RANGE(0x0000, 0x07ff) AM_ROM
ADDRESS_MAP_END
static ADDRESS_MAP_START( ms7004_iomap, AS_IO, 8, ms7004_device )
AM_RANGE(MCS48_PORT_P1, MCS48_PORT_P1) AM_WRITE(p1_w)
AM_RANGE(MCS48_PORT_P2, MCS48_PORT_P2) AM_WRITE(p2_w)
AM_RANGE(MCS48_PORT_T1, MCS48_PORT_T1) AM_READ(t1_r)
@ -58,8 +61,9 @@ ADDRESS_MAP_END
//-------------------------------------------------
static MACHINE_CONFIG_FRAGMENT( ms7004 )
MCFG_CPU_ADD(MS7004_CPU_TAG, I8048, XTAL_4_608MHz)
MCFG_CPU_IO_MAP(ms7004_map)
MCFG_CPU_ADD(MS7004_CPU_TAG, I8035, XTAL_4_608MHz)
MCFG_CPU_PROGRAM_MAP(ms7004_map)
MCFG_CPU_IO_MAP(ms7004_iomap)
MCFG_I8243_ADD("i8243", NOOP, WRITE8(ms7004_device, i8243_port_w))
@ -388,7 +392,7 @@ void ms7004_device::device_reset()
WRITE_LINE_MEMBER( ms7004_device::write_rxd )
{
DBG_LOG(1,0,("write_rxd %d\n", state));
m_maincpu->set_input_line(MCS48_INPUT_IRQ, state ? CLEAR_LINE : ASSERT_LINE);
}
//-------------------------------------------------