This is for the actual device pinout... PCB Layout - Looking from where you plug the programmer in MOSI 1 2 VCC NC 3 4 GND RST 5 6 GND SCK 7 8 GND MISO 9 0 GND MISO 1 2 VCC SCK 3 4 MOSI RST 5 6 GND FFC on RGB-44's GND SCK MISO - SNIP (for extra OC on t'44), + SNIP for added protection VCC RESET - SNIP for added protection MOSI - SNIP for added protection USB X X GND D-*GRN VCC D+*WHT EEPROM RESERVATIONS [0..31] Reserved - chip options, etc? [32..47] Unique IDs (if needed) [48] OSCCAL for Custom Frequency [49] OSCCAL for 8.00 MHz [50] OSCCAL for 12.00 MHz [51] OSCCAL for 12.80 MHz [52] OSCCAL for 14.318181 MHz [53] OSCCAL for 16.00 MHz [54] OSCCAL for 16.50 MHz [62] Usually 0 - used for high bits of regular chip ID. [63] Regular Chip identifies (i.e. which address it is in a system)