AT89S51-HD44780-8BITS

Matheus Peschke
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Demonstration of a connection between a HITACHI HD44780 LCD Controller and an Intel MCS-51 MCU (AT89S51).
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AT89S51 HD44780

CERN Open Hardware Licence 1.1 / CERN OHL 1.1

Published: October 14, 2022 In development

Project Description

Project description

A (correct and working) communication between a AT89S51 MCU and a HITACHI HD44780 LCD module.

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Component (8)
Qty
Description
Resistor

R2, R4, R1, R5

4
Generic Resistor (2K)
AT89S51-24PU

U1

1
8-bit Microcontroller with 4K Bytes In-System Programmable Flash
Capacitor

C2, C5, C1, C4

4
Generic Capacitor (Non-Polarized) (27pF)
1N914BWS

D2, D1

2
Small Signal Diode

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