Features

Operating voltage: 2.7V~5.2V

Built-in RC oscillator

External 32.768kHz crystal or 32kHz frequency

source input

1/4 bias, 1/8 duty, frame frequency is 64Hz

Max. 64 8 patterns, 8 commons, 64 segments

Built-in internal resistor type bias generator

3-wire serial interface

8 kinds of time base or WDT selection

Time base or WDT overflow output

Built-in LCD display RAM

R/W address auto increment

Two selectable buzzer frequencies (2kHz or 4kHz)

Power down command reduces power consumption

Software configuration feature

Data mode and Command mode instructions

Three data accessing modes

VLCD pin to adjust LCD operating voltage

100-pin QFP package