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(MESS) fix MT05924, adjust ZX-Spectum flash frequency

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This commit is contained in:
MetalliC 2015-05-06 00:15:31 +03:00
parent 309e48fe4f
commit a05b613d1c
3 changed files with 9 additions and 3 deletions
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7
src/mess/drivers/spectrum.c
View File

@ -645,10 +645,15 @@ static GFXDECODE_START( spectrum )
GFXDECODE_ENTRY( "maincpu", 0x3d00, spectrum_charlayout, 0, 8 )
GFXDECODE_END
void spectrum_state::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
{
m_maincpu->set_input_line(0, CLEAR_LINE);
}
INTERRUPT_GEN_MEMBER(spectrum_state::spec_interrupt)
{
device.execute().set_input_line(0, HOLD_LINE);
m_maincpu->set_input_line(0, HOLD_LINE);
timer_set(attotime::from_ticks(32, m_maincpu->clock()), 0, 0);
}
DEVICE_IMAGE_LOAD_MEMBER(spectrum_state, spectrum_cart)

1
src/mess/includes/spectrum.h
View File

@ -242,6 +242,7 @@ protected:
void ts2068_hires_scanline(bitmap_ind16 &bitmap, int y, int borderlines);
void ts2068_64col_scanline(bitmap_ind16 &bitmap, int y, int borderlines, unsigned short inkcolor);
void ts2068_lores_scanline(bitmap_ind16 &bitmap, int y, int borderlines, int screen);
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
};

4
src/mess/video/spectrum.c
View File

@ -21,7 +21,7 @@
***************************************************************************/
VIDEO_START_MEMBER(spectrum_state,spectrum)
{
m_frame_invert_count = 25;
m_frame_invert_count = 16;
m_frame_number = 0;
m_flash_invert = 0;
@ -37,7 +37,7 @@ VIDEO_START_MEMBER(spectrum_state,spectrum)
VIDEO_START_MEMBER(spectrum_state,spectrum_128)
{
m_frame_invert_count = 25;
m_frame_invert_count = 16;
m_frame_number = 0;
m_flash_invert = 0;