Turning an Arduino of virtually any sort into a simple AVR 6-pin ISP programmer is old hat. But when Atmel came out with a series of really tiny AVR chips, the ATtiny10 and friends with only six pi… ...

[Walter]’s device was based upon the Arduino Leonardo. Starting with the Caterina bootloader, modifications were made to enable the device to be locked and unlocked for programming.

This Arduino ICSP programmer has been made from Alumide, a strong plastic with aluminum fibers. The cover is made from translucent POM, illuminated by three rings of in total 27 LEDs.

In comparison, the Arduino Uno, Leonardo, and Mega 2560 boards all have theoretical ADC speeds of 15 ksps. Caption Dual USB inputs and 12-bit analog I/Os.

LittleBits fixes this with the Arduino Bit ($39.95), an Arduino Leonardo-based microcomputer built into a three-input, three-output LittleBits module.

Want a career as a programmer — but aren’t sure how to get started? Then the Ultimate Arduino Coding Power Course Bundle may be your best bet. And since this web-based training package is on ...