I want to control LED on/off by HMC5883L If X angle between 70 and 80 LED on, else LED off. But my test results is LED all on when X angle equal to any value. Please help. Thank you My code is as follows: #include <Wire.h> #include <HMC5883L.h> HMC5883L compass; void setup() { Serial.begi…

Control LED ON/OFF by HMC5883L

system August 7, 2013, 1:04pm 3

thank U!!!!!!!!!!!

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