HT16220
HT16220 is RAM Mapping 32 x 8 LCD Controller manufactured by Holtek Semiconductor.
PATENTED
PAT No. : 099352
HT16220/HT16220G RAM Mapping 32´8 LCD Controller for I/O MCU
Features
- Operating voltage: 2.7V~5.2V
- External Crystal 32.768kHz oscillator
- 1/4 bias, 1/8 duty, frame frequency is 64Hz
- Max. 32´8 patterns, 8 mons, 32 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 mand reduces power consumption
- Software configuration feature
- Data mode and mand mode instructions
- Three data accessing modes
- VLCD pin to adjust LCD...
