Search found 2 matches

by mstrange
Wed Dec 23, 2015 8:13 pm
Forum: Sensors
Topic: Wind Sensor (Rev P) Help
Replies: 3
Views: 3253

Wind Sensor (Rev P) Help

Hi, I am having some issues with the Wind Sensor (Rev P). I am using and Arduino UNO clone (Moteino - ATMega328P). I can read temperature correctly, although I had to adjust the formula in the sketch to 3.3v vs 5.0 that is in the sketch. For wind speed, I am getting values of 11 - 14 MPH in my house...
by mstrange
Wed Dec 23, 2015 8:03 pm
Forum: Sensors
Topic: Wind Sensor (Rev P) Help
Replies: 1
Views: 2953

Wind Sensor (Rev P) Help

Hi, I recently purchased the Wind Sensor (Rev P). I am using the sketch provided on a Arduino UNO clone (ATMega328P chip). I adjusted the temp calculations for 3.3v. Original: float tempC = ((((float)tempRawAD * 5.0) / 1024.0) - 0.400) / .0195; Modified for 3.3v: float tempC = ((((float)tempRawAD * ...