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correct lcdc screen layout

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This commit is contained in:
Michaël Banaan Ananas 2014-07-18 20:42:50 +00:00
parent 1963c020ea
commit ab161a9d49
1 changed files with 28 additions and 3 deletions
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31
src/mess/drivers/cc40.c
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@ -45,7 +45,8 @@
TODO:
- x
- HD44100 is not accessed by the CPU, is it connected to the HD44780?
Probably responsible for the LCD indicators, how?
***************************************************************************/
@ -74,6 +75,8 @@ public:
UINT8 m_banks;
UINT8 m_clock_control;
UINT8 m_key_select;
void update_lcd_indicator(UINT8 y, UINT8 x, int state);
DECLARE_READ8_MEMBER(bus_control_r);
DECLARE_WRITE8_MEMBER(bus_control_w);
@ -105,6 +108,27 @@ PALETTE_INIT_MEMBER(cc40_state, cc40)
palette.set_pen_color(1, rgb_t(92, 83, 88));
}
void cc40_state::update_lcd_indicator(UINT8 y, UINT8 x, int state)
{
;
}
static HD44780_PIXEL_UPDATE(cc40_pixel_update)
{
if (line == 1 && pos == 15)
{
// the last char is used to control lcd indicators
cc40_state *driver_state = device.machine().driver_data<cc40_state>();
driver_state->update_lcd_indicator(y, x, state);
}
else if (line < 2 && pos < 16)
{
// internal: 2*16, external: 1*31 + indicators
bitmap.pix16(y, line*16*6 + pos*6 + x) = state;
}
}
/***************************************************************************
@ -372,8 +396,8 @@ static MACHINE_CONFIG_START( cc40, cc40_state )
MCFG_SCREEN_ADD("screen", LCD)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500))
MCFG_SCREEN_SIZE(6*16, 9*2)
MCFG_SCREEN_VISIBLE_AREA(0, 6*16-1, 0, 9*2-1)
MCFG_SCREEN_SIZE(6*31, 9*1)
MCFG_SCREEN_VISIBLE_AREA(0, 6*31-1, 0, 9*1-1)
MCFG_DEFAULT_LAYOUT(layout_lcd)
MCFG_SCREEN_UPDATE_DEVICE("hd44780", hd44780_device, screen_update)
MCFG_SCREEN_PALETTE("palette")
@ -383,6 +407,7 @@ static MACHINE_CONFIG_START( cc40, cc40_state )
MCFG_HD44780_ADD("hd44780")
MCFG_HD44780_LCD_SIZE(2, 16) // internal: 2*16, external: 1*31 + indicators
MCFG_HD44780_PIXEL_UPDATE_CB(cc40_pixel_update)
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")