I’ve been playing with the WiiCamera the last days. After I had successfully written a sketch to track an IR light source I put the WiiCamera on my small Ebay-bot. The goal was that the robot would follow the IR light source. It was quite easy to program. I tried out my sketch by holding [...]
Some time ago I bought a cheap 9DOF board on Ebay. The board has 3 sensors, an ADXL345 accelerometer, HMC5883L magnetometer and an ITG3200 gyroscope. All 3 sensors are of the digital kind and use the I2C bus to communicate. These sensors need a voltage of 3,3V to work, luckily the board has an onboard [...]
I had some bad luck recently, the voltage regulator on my Dagu Red back spider robot controller died The mcu on the board still works when I power it from USB but when I use external power the regulator only gives 3V it should be 5V. So I needed a new one, the European suppliers [...]
Dagu Rover 5 remote control with nRF24L01 from Bajdi on Vimeo. I have updated my sketch to remote control the Rover 5. There were a couple of things I wanted to try out. The Dagu 4 channel motor controller I use is equipped with 4 current outputs. These outputs give a 0 to 5V signal, [...]
