HT1670 Datasheet (Holtek Semiconductor)

HT1670, 128x32 LCD Controller

HT1670 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 4096 patterns (128 segments and 32 commons).

It also supports four data bits interface, buzzer sound, Watchdog Timer or time base timer functions.

The H

HT1670 Features

* Operating voltage: 2.7V~5.2V

* Built-in 32kHz RC oscillator

* External 32.768kHz crystal oscillator or 32kHz fre

* Six-wire interface (four data wires)

* Eight kinds of time base/WDT selection

* Time base or WDT overflow output

* R/W address auto increment

* Built-in