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1. Features

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

? OTP ROM:

- 4K X 8bit, program four times

- 8K X 8bit, program two times

- 16K X 8bit, program one time

? RAM: internal 256 Bytes, external 286 Bytes

? Operation Voltage: 1.8V - 3.6V

? Oscillator (code option)

- Crystal oscillator: 32.768kHz

- Internal RC: 32kHz

- Internal RC: 4MHz

? 46 CMOS bi-directional I/O pins

? One open-drain I/O pin

? Built-in pull-up resistor for input pins

? Two 16-bit timer/counters: T2, T3

? One 8-bit PWM

? One remote control carrier wave generator

? Three I/O with 20mA sink current, act as LCD backlight driver

? One I/O with 500mA sink current, act as remote control

? 7channels 10-bits Analog Digital Converter (ADC), with comparator function built-in (no ADC in SH77P1651A)

? One EUART

? Interrupt sources:

- INT41 - INT47

- Timer2, 3

- PWM1, REM

- ADC, EUART, SCM

? LCD driver(Resistor and Capacitor Mode):

- 4 X 30 dots (1/4 duty, 1/3 bias)

- 5 X 29 dots (1/5 duty, 1/3 bias)

? Low Voltage Reset (LVR) function

? CPU Machine cycle: 1 oscillator clock

? Watch Dog Timer (WDT)

? Warm-up Counter

? Support Low power operation modes:

- Idle Mode

- Power-Down Mode

? Package:

- TQFP48 (SH77P1651A)

- TQFP48 and chip form (SH77P1652A)