Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-04-23 17:00:53 +03:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

(MESS) hunter2 : added more ports

Browse Source
This commit is contained in:
Robbbert 2014-03-09 05:24:44 +00:00
parent 70a9532db3
commit 6e1581fbb2
1 changed files with 43 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
src/mess/drivers/hunter2.c
View File

@ -42,13 +42,18 @@ public:
DECLARE_READ8_MEMBER(port00_r);
DECLARE_WRITE8_MEMBER(port01_w);
DECLARE_READ8_MEMBER(port02_r);
DECLARE_WRITE8_MEMBER(port60_w);
DECLARE_WRITE8_MEMBER(port80_w);
DECLARE_WRITE8_MEMBER(port86_w);
DECLARE_WRITE8_MEMBER(portbb_w);
DECLARE_WRITE8_MEMBER(porte0_w);
TIMER_DEVICE_CALLBACK_MEMBER(a_timer);
DECLARE_PALETTE_INIT(hunter2);
DECLARE_DRIVER_INIT(hunter2);
private:
UINT8 m_keydata;
UINT8 m_irq_mask;
virtual void machine_reset();
required_device<cpu_device> m_maincpu;
required_device<speaker_sound_device> m_speaker;
@ -69,11 +74,15 @@ static ADDRESS_MAP_START(hunter2_io, AS_IO, 8, hunter2_state)
AM_RANGE(0x00, 0x00) AM_READ(port00_r)
AM_RANGE(0x01, 0x01) AM_WRITE(port01_w)
AM_RANGE(0x02, 0x02) AM_READ(port02_r)
AM_RANGE(0x03, 0x1F) AM_WRITENOP
AM_RANGE(0x20, 0x20) AM_DEVWRITE("lcdc", hd61830_device, data_w)
AM_RANGE(0x21, 0x21) AM_DEVREADWRITE("lcdc", hd61830_device, status_r, control_w)
AM_RANGE(0x3e, 0x3e) AM_DEVREAD("lcdc", hd61830_device, data_r)
AM_RANGE(0x40, 0x4f) AM_DEVREADWRITE("rtc", mm58274c_device, read, write)
AM_RANGE(0x60, 0x60) AM_WRITE(port60_w)
AM_RANGE(0x80, 0x80) AM_WRITE(port80_w)
AM_RANGE(0x86, 0x86) AM_WRITE(port86_w)
AM_RANGE(0xbb, 0xbb) AM_WRITE(portbb_w)
AM_RANGE(0xe0, 0xe0) AM_WRITE(porte0_w)
ADDRESS_MAP_END
@ -174,7 +183,21 @@ WRITE8_MEMBER( hunter2_state::port01_w )
READ8_MEMBER( hunter2_state::port02_r )
{
return 8;
return 0x2c;
}
WRITE8_MEMBER( hunter2_state::port60_w )
{
/* according to the website,
Bit 2: Backlight toggle
Bits 1,0,7,6: Contrast level.
00 is being written here
*/
}
WRITE8_MEMBER( hunter2_state::port80_w )
{
// bit 0 does something
}
WRITE8_MEMBER( hunter2_state::port86_w )
@ -182,6 +205,16 @@ WRITE8_MEMBER( hunter2_state::port86_w )
m_speaker->level_w(BIT(data, 0));
}
/*
Bit 0 = Enable normal interrupts
Bit 1 = Enable RSTC interrupts
Bit 2 = Enable RSTB interrupts
Bit 3 = Enable RSTA interrupts
*/
WRITE8_MEMBER( hunter2_state::portbb_w )
{
m_irq_mask = data;
}
/*
data bank0 bank1 bank2
@ -220,6 +253,8 @@ WRITE8_MEMBER( hunter2_state::porte0_w )
void hunter2_state::machine_reset()
{
m_keydata = 0xff;
m_irq_mask = 0;
membank("bankr0")->set_entry(0);
membank("bankr1")->set_entry(0);
membank("bankr2")->set_entry(0);
@ -264,6 +299,12 @@ static const mm58274c_interface rtc_intf =
1 /* first day of week */
};
TIMER_DEVICE_CALLBACK_MEMBER(hunter2_state::a_timer)
{
if BIT(m_irq_mask, 3)
m_maincpu->set_input_line(NSC800_RSTA, HOLD_LINE);
}
static MACHINE_CONFIG_START( hunter2, hunter2_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", NSC800, 4000000)
@ -288,6 +329,7 @@ static MACHINE_CONFIG_START( hunter2, hunter2_state )
/* Devices */
MCFG_MM58274C_ADD("rtc", rtc_intf)
//MCFG_TIMER_DRIVER_ADD_PERIODIC("hunter_a", hunter2_state, a_timer, attotime::from_hz(61))
MACHINE_CONFIG_END
/* ROM definition */