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sblaster: direct DAC mode

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This commit is contained in:
Sergey Svishchev 2018-06-04 22:14:08 +03:00
parent a79e40a4fb
commit dc83d03588
1 changed files with 2 additions and 1 deletions
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3
src/devices/bus/isa/sblaster.cpp
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@ -5,7 +5,6 @@
ISA 8/16 bit Creative Labs Sound Blaster Sound Card ISA 8/16 bit Creative Labs Sound Blaster Sound Card
TODO: TODO:
- implement DAC
- DSP type is a MCS-51 family, it has an internal ROM that needs decapping; - DSP type is a MCS-51 family, it has an internal ROM that needs decapping;
- implement jumpers DIP-SWs; - implement jumpers DIP-SWs;
@ -327,6 +326,8 @@ void sb_device::process_fifo(uint8_t cmd)
switch(cmd) switch(cmd)
{ {
case 0x10: // Direct DAC case 0x10: // Direct DAC
m_ldac->write(m_dsp.fifo[1] << 8);
m_rdac->write(m_dsp.fifo[1] << 8);
break; break;
case 0x14: // 8-bit DMA, no autoinit case 0x14: // 8-bit DMA, no autoinit