ET6622数据手册ETEK中文资料规格书

描述 Description

ET6622 is a peripheral device specially designed for I/O type MCU used to expand the display capability. The max. Display segment of the device are 256 patterns (32×8).The ET6622 is a memory mapping and multi-function LCD controller.

特性 Features

• Operating voltage: 2.7V~5.2V

• Built-in 32 kHz RC oscillator

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

• Max.32×8 patterns, 8 commons, 32 segments

• Built-in internal resistor type bias generator

• 3-wire serial interface

• 8 kinds of time base/WDT selection

• Time base or WDT over flow output

• Built-in LCD display RAM

• R/W address auto increment

• Tow selectable buzzer frequencies (2kHz/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

• Cascade application

• Part No. and package