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W742C81A Dataheets PDF



Part Number W742C81A
Manufacturers Winbond
Logo Winbond
Description 4-BIT MICROCONTROLLER
Datasheet W742C81A DatasheetW742C81A Datasheet (PDF)

Preliminary W742E81A/W742C81A 1. GENERAL DESCRIPTION 4-BIT MICROCONTROLLER The W742E81A/W742C81A is a high-performance 4-bit microcontroller (µC) that provides an LCD driver. The device contains a 4-bit ALU, two 8-bit timers, two dividers (for two oscillators) in dual- clock operation, a 40 × 4 LCD driver, six 4-bit I/O ports (including 1 output port for LED driving), and one channel DTMF generator. There are also five interrupt sources and 16-levels subroutine nesting for interrupt applicati.

  W742C81A   W742C81A


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