How to READ/WRITE SPI based Serial EEPROM using Arduino Uno (e.g. winbond W25X80A)

arp14 Arduino, DIY, Embedded C, Hardware, Programming, Tutorial Tags: , , , , , , , 0

Hello everyone, In this post, you will find how to READ/WRITE SPI based serial EEPROM chips like winbond W25X10A / W25X20A / W25X40A / W25X80A, Atmel AT25HP256 / AT25HP512, etc. using Arduino Uno. Same can be done with other Arduino boards also.

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DIY Universal Battery Charger Circuit with Variable Auto Cut-off Voltage

arp14 DIY, Electronics Tags: , , , , , , , , , , , , 0

Hello everyone, happy new year. In this post I’m going to show you how to make your own Universal Battery Charger Circuit from scratch by using which you can charge almost any electronic device or battery in your home.

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