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timetrv: Add PPIs (nw)

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This commit is contained in:
AJR 2018-01-01 01:04:34 -05:00
parent 1757c326fe
commit d0ac21c996
1 changed files with 12 additions and 4 deletions
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16
src/mame/drivers/timetrv.cpp
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@ -27,6 +27,7 @@ CPU is an Intel 80188
#include "emu.h"
#include "cpu/i86/i186.h"
#include "machine/i8255.h"
#include "screen.h"
@ -94,10 +95,8 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( timetrv_io, AS_IO, 8, timetrv_state )
AM_RANGE(0x0122, 0x0123) AM_WRITENOP //eeprom write bits
AM_RANGE(0x1000, 0x1000) AM_READ(test1_r) //inputs
AM_RANGE(0x1001, 0x1001) AM_READ(test2_r) //eeprom read bit + inputs
AM_RANGE(0x1080, 0x1082) AM_READ(in_r) //dsw
AM_RANGE(0x1000, 0x1003) AM_DEVREADWRITE("ppi1", i8255_device, read, write)
AM_RANGE(0x1080, 0x1083) AM_DEVREADWRITE("ppi2", i8255_device, read, write)
AM_RANGE(0x1100, 0x1105) AM_WRITENOP //laserdisc write area
AM_RANGE(0x1100, 0x1105) AM_READ(ld_r) //5 -> laserdisc read status
AM_RANGE(0x1180, 0x1187) AM_RAM AM_SHARE("led_vralo")//led string,part 1
@ -159,6 +158,15 @@ static MACHINE_CONFIG_START( timetrv )
MCFG_CPU_VBLANK_INT_DRIVER("screen", timetrv_state, vblank_irq)
MCFG_CPU_PERIODIC_INT_DRIVER(timetrv_state, ld_irq, 60) //remove from here
MCFG_DEVICE_ADD("ppi1", I8255, 0)
MCFG_I8255_IN_PORTA_CB(READ8(timetrv_state, test1_r)) //inputs
MCFG_I8255_IN_PORTB_CB(READ8(timetrv_state, test2_r)) //eeprom read bit + inputs
MCFG_DEVICE_ADD("ppi2", I8255, 0)
MCFG_I8255_IN_PORTA_CB(READ8(timetrv_state, in_r)) //dsw
MCFG_I8255_IN_PORTB_CB(READ8(timetrv_state, in_r)) //dsw
MCFG_I8255_IN_PORTC_CB(READ8(timetrv_state, in_r)) //dsw
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)