HT1622/HT1622G RAM Mapping 32´8 LCD Controller for I/O MCU
PATENTED
PAT No.
: 099352
Features
· Operating
voltage: 2.
7V~5.
2V · Built-in RC oscillator · 1/4 bias, 1/8 duty, 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 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 · 44/5...