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horseran: no need for 7seg lcd outputs

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hap 2024-10-23 13:06:35 +02:00
parent 6ae14ec244
commit d5d216f410
1 changed files with 10 additions and 17 deletions
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27
src/mame/handheld/hh_tms1k.cpp
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@ -8639,11 +8639,12 @@ ROM_END
* TMS1100NLL MP3491-N2 (die label: 1100E, MP3491)
* HLCD0569, 67-segment LCD panel, no sound
This handheld is not a toy, read the manual for more information. In short,
it is a device for predicting the winning chance of a gambling horserace.
This handheld is not a toy, read the manual for more information, and patent
US4382280 for more in-depth information. In short, it is a device for predicting
the winning chance of a gambling horserace.
It was rereleased in 1994 in China/Canada by AHTI(Advanced Handicapping
Technologies, Inc.), on a Hitachi HD613901.
It was rereleased in 1994 in China/Canada by AHTI (Advanced Handicapping
Technologies, Inc.), on a Hitachi HD613901 (LCD-IV).
*******************************************************************************/
@ -8670,15 +8671,8 @@ private:
void horseran_state::lcd_output_w(offs_t offset, u32 data)
{
// only 3 rows used
if (offset > 2)
return;
// update lcd segments
m_display->matrix_partial(0, 3, 1 << offset, data);
// col5-11 and col13-19 are 7segs
for (int i = 0; i < 2; i++)
m_display->write_row(3 + (offset << 1 | i), bitswap<8>(data >> (4+8*i),7,3,5,2,0,1,4,6) & 0x7f);
if (offset <= 2)
m_display->matrix(1 << offset, data);
}
void horseran_state::write_r(u32 data)
@ -8781,8 +8775,7 @@ void horseran_state::horseran(machine_config &config)
HLCD0569(config, m_lcd, 1100); // C=0.022uF
m_lcd->write_cols().set(FUNC(horseran_state::lcd_output_w));
PWM_DISPLAY(config, m_display).set_size(3+6, 24);
m_display->set_segmask(0x3f<<3, 0x7f);
PWM_DISPLAY(config, m_display).set_size(3, 24);
// no sound!
}
@ -8798,8 +8791,8 @@ ROM_START( horseran )
ROM_REGION( 365, "maincpu:opla", 0 ) // unused
ROM_LOAD( "tms1100_horseran_output.pla", 0, 365, CRC(0fea09b0) SHA1(27a56fcf2b490e9a7dbbc6ad48cc8aaca4cada94) )
ROM_REGION( 284940, "screen", 0)
ROM_LOAD( "horseran.svg", 0, 284940, CRC(eef5230d) SHA1(bafc3f7ac8052a4aafd7af80920e8a781c3898e4) )
ROM_REGION( 285857, "screen", 0)
ROM_LOAD( "horseran.svg", 0, 285857, CRC(2835acc5) SHA1(4fe19b4f902249ea9fb3e3baea704d4a7b9c897a) )
ROM_END