HT1130 - 4-bit Microcontroller
The HT1130 is a processor from Holtek s 4-bit stand alone single chip microcontroller range specifically designed for LCD product applications.
The device is ideally suited for multiple * Internal timer overflow interrupt * External interrupt * One level subroutine nesting * 8-bit t
HT1130 Features
* Operating voltage: 2.4V~3.3V
* 12 input lines
* Four output lines
* Five working registers
* Sound effect circuit
* 4K ´ 8 program ROM
* 128 ´ 4 bits data memory RAM size
* 32 ´ 4 segment LCD driver
* RC oscillator for system clock
* Halt feature reduces pow
