Syntek Semiconductor Co.
, Ltd.
Specification 1.
FEATURES
* Operating
voltage : 2.
5V - 5.
5V.
* Maximum CPU operating frequency : 4,194,304Hz at 2.
7V.
* Provide X’tal or RC oscillator.
Both can run at high speed or slow speed(low power).
RC oscillator can detect internal or external resister automatically.
* Support 4M bytes program and data ROM.
256K bytes of them are built-in.
* Built in 128 bytes RAM.
* I/O port.
24 I/O pins.
8 of 24 pins with wake up function.
* Six 8-bit timers.
* Four channels for voice or melody processing.
* Two DACs for voice or melody playing.
Also, internal programming for single DAC playing.
* One pair of PWM for voice or melody playing.
* Eight interrupt sources :...