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Zac_proto: preliminary work begun (nw)

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This commit is contained in:
Robbbert 2012-08-24 12:15:15 +00:00
parent d3d0443564
commit 1dad614294
1 changed files with 55 additions and 1 deletions
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56
src/mame/drivers/zac_proto.c
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@ -4,6 +4,7 @@
#include "emu.h"
#include "cpu/scmp/scmp.h"
//#include "zac-proto.lh"
class zac_proto_state : public driver_device
{
@ -13,6 +14,10 @@ public:
m_maincpu(*this, "maincpu")
{ }
DECLARE_WRITE8_MEMBER(out0_w);
DECLARE_WRITE8_MEMBER(out1_w);
DECLARE_WRITE8_MEMBER(digit_w);
DECLARE_WRITE8_MEMBER(sound_w);
protected:
// devices
@ -26,14 +31,60 @@ public:
static ADDRESS_MAP_START( zac_proto_map, AS_PROGRAM, 8, zac_proto_state )
AM_RANGE(0x0000, 0xffff) AM_NOP
AM_RANGE(0x0000, 0x0bff) AM_ROM
AM_RANGE(0x0c00, 0x0dff) AM_RAM
AM_RANGE(0x0e00, 0x0e00) AM_READ_PORT("PL0")
AM_RANGE(0x0e01, 0x0e01) AM_READ_PORT("PL1")
AM_RANGE(0x0e02, 0x0e02) AM_READ_PORT("PL2")
AM_RANGE(0x0e03, 0x0e03) AM_READ_PORT("PL3")
AM_RANGE(0x0e04, 0x0e04) AM_READ_PORT("PL4")
AM_RANGE(0x0e05, 0x0e05) AM_READ_PORT("PL5")
AM_RANGE(0x0e06, 0x0e06) AM_READ_PORT("PL6")
AM_RANGE(0x0e07, 0x0e07) AM_READ_PORT("PL7")
AM_RANGE(0x0e00, 0x0e01) AM_WRITE(out0_w)
AM_RANGE(0x0e02, 0x0e06) AM_WRITE(digit_w)
AM_RANGE(0x0e07, 0x0e08) AM_WRITE(sound_w)
AM_RANGE(0x0e09, 0x0e16) AM_WRITE(out1_w)
AM_RANGE(0x1400, 0x1bff) AM_ROM
ADDRESS_MAP_END
static INPUT_PORTS_START( zac_proto )
// playfield inputs
PORT_START("PL0")
PORT_START("PL1")
PORT_START("PL2")
PORT_START("PL3")
PORT_START("PL4")
// dipswitches
PORT_START("PL5")
PORT_START("PL6")
PORT_START("PL7")
INPUT_PORTS_END
WRITE8_MEMBER( zac_proto_state::out0_w )
{
}
WRITE8_MEMBER( zac_proto_state::out1_w )
{
}
// need to implement blanking of leading zeroes
WRITE8_MEMBER( zac_proto_state::digit_w )
{
static const UINT8 patterns[16] = { 0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07, 0x7f, 0x6f, 0, 0, 0, 0, 0, 0 };
offset<<=1;
output_set_digit_value(offset++, patterns[data&15]);
output_set_digit_value(offset, patterns[data>>4]);
}
WRITE8_MEMBER( zac_proto_state::sound_w )
{
}
void zac_proto_state::machine_reset()
{
output_set_digit_value(10, 0x3f); // units shows zero all the time
}
DRIVER_INIT_MEMBER(zac_proto_state,zac_proto)
@ -44,6 +95,9 @@ static MACHINE_CONFIG_START( zac_proto, zac_proto_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", SCMP, 1000000)
MCFG_CPU_PROGRAM_MAP(zac_proto_map)
/* Video */
//MCFG_DEFAULT_LAYOUT(layout_zac_proto)
MACHINE_CONFIG_END
/*--------------------------------