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APU429 Datasheet 4-bit Micro-controller With Lcd Driver

Manufacturer: Apuls Intergrated Circuits

Overview: 4-Bit Micro-controller With LCD Driver.

Datasheet Details

Part number APU429
Manufacturer Apuls Intergrated Circuits
File Size 439.36 KB
Description 4-Bit Micro-controller With LCD Driver
Datasheet APU429_ApulsIntergratedCircuits.pdf

General Description

The APU429 is an embedded high performance 4-bit micro-puter with an on-chip LCD driver.

It contains all the necessary functions in a single chip: 4-bit parallel processing ALU, ROM, RAM, I/O ports, timer, clock generator, dual clock, RFC, EL-light, LCD driver, look-up table, watchdog timer and keyboard scanning.

The instruction set includes not only 4-bit operation and manipulation instructions but also various conditional branch instructions and LCD driver data transfer instructions which are powerful and easy to use.

Key Features

  • y Low power and low voltage operation y Powerful instruction set (150 instructions) y Memory capacity Ϋʳ Instruction ROM capacity 4096 x 16 bits Ϋʳ Index ROM capacity 256 x 8 bits Ϋʳ Internal RAM capacity 384 or 256 x 4 bits y Input/Output ports of up to 20 pins y 8-level subroutine nesting y Built-in LCD driver, 8 x 42 = 336 segments y Built-in EL driver, frequency or melody generator y Built-in Resistance-to-Frequency Converter y Built-in 2-channel 6/8-bit PWM output y Built-in key s.

APU429 Distributor