ET6622 Overview
Description
ET6622 is a peripheral device specially designed for I/O type μC used to expand the display capability. Display segment of the device are 256 patterns (32×8).The ET6622 is a memory mapping and multifunction LCD controller.
Key Features
- Operating voltage: 2.7V~5.2V
- Builtin 32 kHz RC oscillator
- Builtin internal resistor type bias generator
- 3wire serial interface
- 8 kinds of time base/WDT selection
- Time base or WDT over flow output
- Builtin LCD display RAM
- R/W address auto increment
- Tow selectable buzzer frequencies (2kHz/4kHz)
- Power down command reduces power consumption
