An ultra-small and low cost programmable computer for the masses
My First Brainfuck computer
Fixing broken LED light bulbs
How to turn three broken LED lamps into two working ones…
Low cost microscope powered by USB
You can get a decent SMD stereo microscope for just 60$!
I added external power so I don’t need to change the batteries.
Miniature USB to serial PCB
Build a small FT232 USB to serial adapter that fits directly in the USB port.
Ultimate PIC16F628/627 breakout board
A miniature breakout board for rapid development of microprocessor projects.
Repairing a broken AirPort Express
How to fix an AirPort Express Base Station that does not power up.
I added a 5V power adapter and a 3.3V LDO instead of the broken power unit.
Homemade iPad augmented reality cars
How to build an AppMATes compatible cars from PEZ dispensers using:
• PEZ dispenser (cars2 edition),
• Knife, sandpaper,
• Quick glue,
• Double sided adhesive,
• Conductive foam,
• Conductive film,
• Conductive glue
Access serial communication on a mini router (no extra connector)
You don’t need to cut a hole in your router to mount an extra connector for serial communication.
Use the existing micro USB conector instead! (This example uses a TP-link WR703N running OpenWRT)
Using a Sony Ericsson dock as an USB2Serial adapter
Getting serial connection (5v RS232) from a USB SEMC DSS-20 SyncStation.
Guide for: Disassembly, Attaching serial communication cables, Remove serial EEPROM to avoid custom drivers for the FTDI232 chip.
Low cost Light box
A foldable light box from a laundry basket and halogen work light
Features:
• Low cost
• Easy to build
• Easy to store (foldable)