Changes
Play2CPC
,/* Technical information */
* Port &F888: read/write to the selected register
You can also use the CRTC cursor registers to program the raster interruption (NMI) located at &0066.
The OPN3 soundchip is a light version of the OPNA soundchip with some functionalities removed: no external ADPCM, no Composite Sine Mode and no GPIO.