How to I2c LCD Module using Old Circuit Board | DIY Arduino I2c LCD Module | PCF8574 Module
How to I2c LCD Driver Module | DIY Arduino I2c LCD Module | PCF8574 Module | PCB Fabrication
Components:-
pcf8574 ic
10k Resistor *3
4.7 k Resistor *2
10 k Preset
Male Female Header pins
npn Transistor
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pcb design download link:
https://drive.google.com/folderview?i...
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