HMC5883 GY-273 test

Basic setup to test HMC5883 on GY-273


Real images:


Just connect: GND, VCC (5V), SCL and SDA (I2C standard signals) to your Arduino. Older versions could use A4 for SDA and A5 for SCL, but with most up-to-date boards appropriate dedicated pins (see green and purple connection lines) could be used,
And another image with shorter connectors:WP_20151112_08_24_39_Pro Continue reading HMC5883 GY-273 test