Debian on Asus WL-500W
PIC16F628
Gumstix SBC
Milk-V Duo
CNX Software
LinuxGizmos
RS232 pin-outs
Amplifier Electronics
FPGA examples
FPGA blinking LED
Open POWER ISA softcore
Circuit Examples
FC's Electronic Circuits
$1 Microcontroller comparison
Linux on $5 hardware and a business card
Online circuit simulator
JTAG explained