Posts tagged hardware

Philips HF3520

My HF3520 had a mainboard failure and my attempts to repair it also failed. I have salvaged some of the components. Trying to save the environment by keeping them out of landfill in the hope someone else needs the parts

Read more ...


Lenovo Z13 Gen 1 Review

Last Updated: Feb 2, 2024

Read more ...


Dell WD19TB screen flashing with M1 Mac

New 2022 M1 Macbook external display flickers when plugged into the Dell WD19TB docking station.

Read more ...


TQFP-48 Breakout AKA NO. SA248 XELTEK Pinout

I am working on a project with the STM32F103C8 and I not using a dev board but rather a breakout board called SMT Test Socket TQFP-48 Breakout AKA NO. SA248 XELTEK

Read more ...


Tomu Send Keyboard on capacitive sense touch

Tomu is a USB chip with capacitive sense buttons that fits inside a USB port and has a ARM EFM32HG309 MCU and a few LEDs inside.

Read more ...


LiPo Charging Hack

When trying to charge a LiPo that had been drained to 0 voltage I was getting an error:

Read more ...


Make an 8 bit adder out of relays

I want to build a relay based 8 bit adder for fun, kind of like a puzzle or playing chess to exercise a different way of thinking. Also the clacking of the relay is quite soothing.

Read more ...