A DIY Electronic load for DC-DC converter characterization

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https://www.electronics-lab.com/diy-electronic-load-dc-dc-converter-characterization/

A project by reivax-boucoi: The heart of the system is an Atmel ATmega328P AVR microcontroller with 32kB of Flash and 2k of RAM running at a whopping 16MHz. It interfaces an I2C 12bit DAC (the MCP47FEB21A1) and the LTC2992 dual power monitor chip. The USB serial interface uses the MCP2221A bridge. The display is a […]

Serial Star, a 4 in 1 USB Serial and I2C Converter

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https://www.electronics-lab.com/serial-star-4-1-usb-serial-i2c-converter/

Jesus Echavarria @ jechavarria.com has build a 4 in 1 USB Serial converter based on MCP2221A. This board is mainly a USB hub with 4 USB to serial converters. Is like the typical USB to TTL adapter but with one USB port you get up to 4 serial ports. Levels of every converter are selectable […]