atmega8l_closeup

New bootloader file for ATmega8L

When using the LCD I/O Backpack with the ATmega8L-8AU, you need a bootloader that runs at 8 MHz. But the one shipping with Arduino for the ATmega8 has some less than ideal settings, most annoyingly a very long startup delay and a low speed for the serial programming. I have…

pl2303-arduino-programmer-cable

Alternative programming cable for LCD I/O Backpack

Following up with yet another alternative to the FTDI cable or adapter.

netduino_rfid

RFID Readers with Netduino

Up until now, all I had done with the Netduino was blink the built-in LED, but after seeing a question on the Netduino forum regarding two RFID readers I had laying around, I got inspired and did a few tests. The question on the forum was about reading distance, so…

2mm_to_100mil

Converting between 2mm and 100mil pin spacing

For the post about RFID readers with Netduino, I had to use the ID-20 reader from ID Innovations that has very short pins with 2mm spacing and not the breadboard friendly 100mil spacing. To fix that, I decided to make a little adapter using some slightly modified header pins. I…