Accessing Intel ICH/PCH GPIOs

Delayering paper-clad contactless smart cards

Controlling a GPIO through an ESP8266-based web server

SMD reflow with a blowtorch, try #3

SMD reflow with a blowtorch, try #2

Silego GreenPAK 4 breakout boards

Replacement for the Ricor K526S controller

Parasitic interaction between oscillating LUTs on Silego GreenPAK 4

SMD reflow with a blowtorch

Printing labels on Epson TM-T88IV

Ground loop in a lab power supply

50W LC resonant converter, power board V1

Measuring diode recovery time

MOSFET-based Gouriet-Clapp capacitive three-point oscillator

Closeup of a broken LCD

CNC3020T: coolant pump and CCW rotation

CNC3020T: switch-mode power supply conversion

Resurrecting Cowon iAUDIO E2

CNC3020T: EMC2 configuration and hidden features

CNC3020T: fixing power supply