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GY-271 (HMC5883L) 3-Axis Digital Compass IC - Arduino Nodemcu Sensor Module อุปกรณ์อิเล็กทรอนิกส์ ราคาถูก ส่งฟรี : Inspired by LnwShop.com
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Wiring and Test | Adafruit HMC5883L Breakout - Triple-Axis Magnetometer Compass Sensor | Adafruit Learning System
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Arduino autopilot with compass, i2c lcd and ESC driver - Networking, Protocols, and Devices - Arduino Forum
include <Wire.h> #include <Adafruit_Sensor.h> #include <Adafruit_HMC5883_U.h> #define TCAADDR 0x70 /* Assign
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