APU428 Datasheet (Apuls Intergrated Circuits) - 4-Bit Micro-controller With LCD Driver

APU428, 4-Bit Micro-controller With LCD Driver

APU428 is an embedded high-performance 4-bit microcomputer with an LCD/LED 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, ADC, RFC, alarm, EL-light, LCD driver, look-up table and watchdog timer

APU428 Features

* y Low power dissipation y Powerful instruction set (148 instructions) Ϋʳ Binary addition, subtraction, BCD adjustment, logical operation in direct addressing mode and index Ϋʳ addressing mode Ϋʳ Single-bit manipulation (set, reset, decision for branch) Ϋʳ Various conditional branches Ϋʳ 16 working