Wiring the ITG3200 / ADXL345 / HMC5883L 9DOF RAZOR IMU AHRH UART SPI i2C Communication

This is the 9DOF (Degrees Of Freedom) IMU (Inertial Measurement Unit) module that has 3 integrated sensor in one module board the ITG-3200 (Triple Axis Digital Output Gyroscope), ADXL345 (13bit Resolution ±16g Triple Axis Accelerometer), HMC5883L (Triple Axis, Digital Magnetometer)

Wiring the PCF8591 Digital to Analog Conversion with Microcontroller

This is the PCF8591 a single chip single supply, low power 8bit CMOS data acquisition device with four analog inputs. 1 analog output and i2c Serial communication bus interface that allows the connection to be connected in series integrated bus