Someone at the office gave me a fancy reconfigurable RS-232 cable the other day. 10 DIP-switches at each end, and a schematic on the back of the plugs to help you work out how to configure them
2026-05-07 #mayke 7: soldering some bright red sockets to a blue solderable breadboard PCB. Wiring up the sockets in a parallel bus arrangement. Arduino Nano for scale
An 8-bit computer smaller than a grain of rice: the Atmel (Microchip) ATtiny10 in SOT23-6 package. White cylinder on left of photo is a grain of basmati rice
2026-05-04 #mayke 4: soldered two microcontrollers to SOT23-6 break-out boards. One is a PIC10F322, the other an ATtiny10. Solderless breadboard for scale