STK88C4050 Description
8-bit I/O pins for port 1 with wake-up interrupt 8-bit I/O pins for port 2 8-bit I/O pins for port 3 Current output port Current output port Voltage output port Voltage output port PLL used. X’TAL or Ring osc pad X’TAL pad System reset pin; Power Power for PWM module Ground Ground Ground for PWM module Rom size selection.
STK88C4050 Key Features
- Operating voltage : 2.5V
- 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 o
- I/O port. 24 I/O pins. 8 of 24 pins with wake up function
- Five 12-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 : NMI
- Can be Watchdog Timer interrupt IRQ0