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upd7220: Sync command should enable/disable the DE bit (#11823)

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Brian Johnson 2023-12-09 23:58:01 -05:00 committed by GitHub
parent be4bcaaa84
commit 3a500bb2bd
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1 changed files with 5 additions and 0 deletions
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5
src/devices/video/upd7220.cpp
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@ -1173,6 +1173,11 @@ void upd7220_device::process_fifo()
break;
case COMMAND_SYNC: /* sync format specify */
if (flag == FIFO_COMMAND)
{
m_de = m_cr & 1;
}
if (m_param_ptr == 9)
{
m_mode = m_pr[1];