1. AVR micro-optimization: Avr-gcc and --short-enums

  2. AVR micro-optimization: Losing malloc

  3. Debugging attiny85 code, part 1: simavr and gdb

  4. Debugging attiny85 code, part 2: Automating GDB with scripts

  5. Debugging attiny85 code, part 3: Tracing with simavr

  6. PiPower: A Raspberry Pi UPS