Tuesday, March 31, 2009

Got my ARDUINO

Just received my Arduino from NKCelectronics.
  • Connected the I2C LCD, downloaded the 0015 IDE for WinXP, downloaded the LCD libary and tested the "Hello World" example. Incredibly easy!
  • The Arduino is under the green "shield" which I used to install the pull-up resistors (5 Kohm) for the I2C lines (pin 4, 5) and to facilitate connections. IMPORTANT: The picture shows the pull up resistors connected to 5V. I later realized that the OPUS is a 3.3V device. So I now have it connected to the 3.3V pin
  • The LCD brightness and contrast is adjusted in software. I set it for Brightness=200 and Contrast=50. In real life, it looks much better than the picture.

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