Introduction - If you have any usage issues, please Google them yourself
Honeywell HMC5843 is a surface mount multi-chip module, designed specifically for low-field magnetic sensor with a digital interface used in such as low-cost compass and measuring magnetic field. The HMC5843 including Honeywell' s state-of-the-art 1043 series magnetoresistive sensors, and Honeywell developed ASIC amplified with the driver, bias elimination of the 12-bit ADC and an I2C serial bus interface ASIC