YM2203 - FM Operator
OF TERMINAL FUNCTION 1.
The FM sound source and square wave ~und source operate, based on this clock.
The maximum input frequency up to 4.2MHz can be input by using a built-in 1/ 6 divider.
2.
YM2203 Features
* The FM system sound source produce three different sounds simultaneously.
* One of the above three sounds can be set to the mode by which specific sound effects and composite sine wave sound are synthesized.
* Two programmable timers are incorporated.
* 8 bits general purpose input/out
