Adafruit 9-DOF Accel/Mag/Gyro+Temp Breakout - LSM9DS1
9-DoF IMU breakout combining a 3-axis accelerometer, 3-axis magnetometer, and 3-axis gyroscope in the LSM9DS1 over I2C or SPI. Suitable for orientation, heading, and motion tracking in robotics and wearables.
Pinout
- VIN
Main power input for the breakout; Adafruit states to power VIN and GND with 3-5VDC.
Type · PowerVoltage · 3-5VDC input per Adafruit overview - 3V3
3.3V output from the onboard voltage regulator; Adafruit says up to 100mA can be drawn.
Type · PowerVoltage · 3.3V output, up to 100mA per Adafruit pinouts - GND
Common ground for power and logic.
Type · Ground - SCL
I2C clock; also SPI clock when using SPI. Adafruit says this pin is level shifted and has a 10K pullup.
Type · I2CVoltage · 3-5V logic input supported per Adafruit pinouts - SDA
I2C data; also SPI MOSI when using SPI. Adafruit says this pin is level shifted and has a 10K pullup.
Type · I2CVoltage · 3-5V logic input supported per Adafruit pinouts - CSAG
SPI chip select for the accelerometer and gyro subchip.
Type · SignalVoltage · 3-5V logic input supported per Adafruit pinouts - CSM
SPI chip select for the magnetometer subchip.
Type · SignalVoltage · 3-5V logic input supported per Adafruit pinouts - SDOAG
SPI MISO output from the accelerometer and gyro subchip.
Type · SignalVoltage · 3V logic output, readable by 5V logic chips per Adafruit pinouts - SDOMDOM
SPI MISO output from the magnetometer subchip.
Type · SignalVoltage · 3V logic output, readable by 5V logic chips per Adafruit pinouts - DEN
Gyro dynamic enable/disable pin broken out by Adafruit; Adafruit notes documentation is limited.
Type · Control - INT1
Interrupt output from the accelerometer/gyro subchip.
Type · SignalVoltage · 3V logic output per Adafruit pinouts - INT2
Interrupt output from the accelerometer/gyro subchip.
Type · SignalVoltage · 3V logic output per Adafruit pinouts - DRDY
Accelerometer/gyro data-ready output.
Type · Signal - INTM
Magnetometer interrupt output.
Type · Signal
| Pin | Type | Function | Voltage |
|---|---|---|---|
| VIN | Power | Main power input for the breakout; Adafruit states to power VIN and GND with 3-5VDC. | 3-5VDC input per Adafruit overview |
| 3V3 | Power | 3.3V output from the onboard voltage regulator; Adafruit says up to 100mA can be drawn. | 3.3V output, up to 100mA per Adafruit pinouts |
| GND | Ground | Common ground for power and logic. | |
| SCL | I2C | I2C clock; also SPI clock when using SPI. Adafruit says this pin is level shifted and has a 10K pullup. | 3-5V logic input supported per Adafruit pinouts |
| SDA | I2C | I2C data; also SPI MOSI when using SPI. Adafruit says this pin is level shifted and has a 10K pullup. | 3-5V logic input supported per Adafruit pinouts |
| CSAG | Signal | SPI chip select for the accelerometer and gyro subchip. | 3-5V logic input supported per Adafruit pinouts |
| CSM | Signal | SPI chip select for the magnetometer subchip. | 3-5V logic input supported per Adafruit pinouts |
| SDOAG | Signal | SPI MISO output from the accelerometer and gyro subchip. | 3V logic output, readable by 5V logic chips per Adafruit pinouts |
| SDOMDOM | Signal | SPI MISO output from the magnetometer subchip. | 3V logic output, readable by 5V logic chips per Adafruit pinouts |
| DEN | Control | Gyro dynamic enable/disable pin broken out by Adafruit; Adafruit notes documentation is limited. | |
| INT1 | Signal | Interrupt output from the accelerometer/gyro subchip. | 3V logic output per Adafruit pinouts |
| INT2 | Signal | Interrupt output from the accelerometer/gyro subchip. | 3V logic output per Adafruit pinouts |
| DRDY | Signal | Accelerometer/gyro data-ready output. | |
| INTM | Signal | Magnetometer interrupt output. |
Pin details
14 connections- VIN
Main power input for the breakout; Adafruit states to power VIN and GND with 3-5VDC.
PowerVoltage · 3-5VDC input per Adafruit overview - 3V3
3.3V output from the onboard voltage regulator; Adafruit says up to 100mA can be drawn.
PowerVoltage · 3.3V output, up to 100mA per Adafruit pinouts - GND
Common ground for power and logic.
Ground - SCL
I2C clock; also SPI clock when using SPI. Adafruit says this pin is level shifted and has a 10K pullup.
I2CVoltage · 3-5V logic input supported per Adafruit pinouts - SDA
I2C data; also SPI MOSI when using SPI. Adafruit says this pin is level shifted and has a 10K pullup.
I2CVoltage · 3-5V logic input supported per Adafruit pinouts - CSAG
SPI chip select for the accelerometer and gyro subchip.
SignalVoltage · 3-5V logic input supported per Adafruit pinouts - CSM
SPI chip select for the magnetometer subchip.
SignalVoltage · 3-5V logic input supported per Adafruit pinouts - SDOAG
SPI MISO output from the accelerometer and gyro subchip.
SignalVoltage · 3V logic output, readable by 5V logic chips per Adafruit pinouts - SDOMDOM
SPI MISO output from the magnetometer subchip.
SignalVoltage · 3V logic output, readable by 5V logic chips per Adafruit pinouts - DEN
Gyro dynamic enable/disable pin broken out by Adafruit; Adafruit notes documentation is limited.
Control - INT1
Interrupt output from the accelerometer/gyro subchip.
SignalVoltage · 3V logic output per Adafruit pinouts - INT2
Interrupt output from the accelerometer/gyro subchip.
SignalVoltage · 3V logic output per Adafruit pinouts - DRDY
Accelerometer/gyro data-ready output.
Signal - INTM
Magnetometer interrupt output.
Signal
Start wiring
I2C · SPI · Analog · 3.3 – 5 V · Breakout
Confirm the data interface matches your host board.
Module pins: VIN, 3V3, GND, SCL, SDA, CSAG, CSM, SDOAG. Schematik maps them to your board in the app.
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