Description
HT1621/HT1621G RAM Mapping 32´4 LCD Controller for I/O MCU PATENTED PAT No.: TW 099352 .
The HT1.
Features
* Operating voltage: 2.4V~5.2V
* Built-in 256kHz RC oscillator
* External 32.768kHz crystal or 256kHz frequency
source input
Applications
* Internal time base frequency sources
* Two selectable buzzer frequencies (2kHz/4kHz)
* Power down command reduces power consumption
* Built-in time base generator and WDT
* Time base or WDT overflow output
* 8 kinds of time base/WDT clock sources
* 32´4 LCD driver