FEATURES

• ROM and RAM capacity

• Minimum instruction execution time changeable to the high-speed (0.4 ms) and the low-speed (1.6 ms)

• I/O ports: 22

• Serial interface: 1 channel

3-wire serial I/O mode/UART mode selectable

• Timers: 3 channels

• 8-bit timer/event counter: 2 channels

• Watchdog timer: 1 channel

• Power supply voltage : VDD = 1.8 to 5.5 V