feature:
- 8 KB Flash
- 256 Bytes of RAM
- 512 Bytes EEPROM
- Two 16-bit counter / timer
- RTC
- WDT
- 2 Analog Comparator
- 8 Keypad Intterupt
- UART, I2C and SPI Interface
- In Application Programming
- 167-333 ns cycle with 12 MHz freq
- 28-lead PLCC package
