1. Features

 8bits micro-controller with Pipe-line structured 8051 compatible instruction set

 Flash ROM: 32K Bytes

 RAM: internal 256 Bytes, external 1280 Bytes, LCD RAM: 28 Bytes

 EEPROM-like: 1024 Bytes

 Operation Voltage:

fOSC = 32.768kHz - 16MHz, VDD = 2.0V - 5.5V

 Oscillator (code option)

- Crystal oscillator: 32.768kHz

- Crystal oscillator: 2MHz - 16MHz

- Ceramic oscillator: 2MHz - 16MHz

- Internal RC: 12MHz (±2%)/128K

 46/42/30 CMOS bi-directional I/O pins

 Built-in pull-up resistor for input pin

 Four 16-bit timer/counters: T2, T3, T4 and T5

 One 12-bit PWM

 One 8-bit PWM

 Powerful interrupt sources:

- Timer2, 3, 4, 5

- INT0, 1, 2, 3

- INT40 - INT47

- ADC, EUART, SCM, LPD

- PWM, SPI

 EUART0, EUART1 (No EUART1 in 32 PIN package)

 SPI Interface (Master/Slave Mode)

 Buzzer

 9 channels 12-bits Analog Digital Converter (ADC), with comparator function built-in

 LED driver:

- 3-8 X 8 dots (1/3 - 1/8 duty)

 LCD driver:

- 8 X 24 dots (1/8 duty, 1/4 bias)

- 6 X 26 dots (1/6 duty, 1/4 or 1/3 bias)

- 5 X 27 dots (1/5 duty, 1/3 bias)

- 4 X 28 dots (1/4 duty, 1/3 bias)

 Low Voltage Reset (LVR) function (enabled by code option)

- LVR voltage level 1: 4.1V

- LVR voltage level 2: 3.7V

- LVR voltage level 3: 2.8V

- LVR voltage level 4: 2.1V

 CRC verify module built-in, check size is optional

 Support SWE simulation, write and read

 CPU Machine cycle: 1 oscillator clock

 Watch Dog Timer (WDT)

 Warm-up Timer

 Support Low power operation modes:

- Idle Mode

- Power-Down Mode

 Flash Type

 Package: TQFP48/LQFP44/LQFP32