I have the MMA7260Q breakout board from SparkFun and here are the values from the X, Y and Z accelerometers with a 3.3v power supply.X Y Z1g 2.54v 2.35v 2.61v0g 1.71v 1.54v 2.21v-1g 0.9v 0.73v 1.67vThe Z readings seem a bit off, according to the data
Read more…I am looking at the Failsafe Mux in the store and I have a few questions. I assume the mux can be used stand alone without connection to a microcontroller? What is the purpose of the microcontroller pins? I think I may be missing something here. Than
Read more…So I am looking to use a MPX4100A to measure altitude. This part is a 5V part and I am using an ARM processor which runs at 3.3V and the max Vref for the AD converter is also 3.3V. What is the best way to interface these two parts? Use a voltage divi
Read more…I have decided that I am going to build my own Autopilot/IMU for my UAV. I know there are plenty of units that I can buy off the shelf but that would take the fun out of it for me. I want to build my own and really understand how everything works. I
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