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mc6845: enable strobe output (RA4) in transparent mode.

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This commit is contained in:
Robbbert 2020-10-11 23:23:41 +11:00
parent 1dcfc06e67
commit 53a37d78d3
1 changed files with 4 additions and 4 deletions
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8
src/devices/video/mc6845.cpp
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@ -189,7 +189,7 @@ void mc6845_device::transparent_update()
{
m_update_addr++;
m_update_addr &= 0x3fff;
call_on_update_address(0);
call_on_update_address(MODE_UPDATE_STROBE);
}
else
{
@ -268,7 +268,7 @@ void mc6845_device::register_w(uint8_t data)
{
m_update_addr = ((data & 0x3f) << 8) | (m_update_addr & 0x00ff);
if(MODE_TRANSPARENT_PHI2)
call_on_update_address(0);
call_on_update_address(MODE_UPDATE_STROBE);
}
break;
case 0x13:
@ -276,7 +276,7 @@ void mc6845_device::register_w(uint8_t data)
{
m_update_addr = ((data & 0xff) << 0) | (m_update_addr & 0xff00);
if(MODE_TRANSPARENT_PHI2)
call_on_update_address(0);
call_on_update_address(MODE_UPDATE_STROBE);
}
break;
case 0x1f: transparent_update(); break;
@ -994,7 +994,7 @@ void mc6845_device::device_timer(emu_timer &timer, device_timer_id id, int param
case TIMER_UPD_ADR:
/* fire a update address strobe */
call_on_update_address(0);
call_on_update_address(MODE_UPDATE_STROBE);
break;
case TIMER_UPD_TRANS: