1. Киришүү
This manual provides detailed instructions for the installation, operation, and maintenance of the GODIYMODULES MCU-20948-001 6-Axis 6DOF Motion Tracking Sensor Module. This module integrates an accelerometer and gyroscope, supporting both I2C and SPI communication protocols, and is designed for various motion tracking applications, particularly with Arduino-based systems.
2. Продукциянын өзгөчөлүктөрү
- Integrated 6-Axis (Accelerometer + Gyroscope) motion tracking.
- Supports both I2C and SPI digital communication interfaces.
- Төмөн энергия керектөө дизайн.
- Wide Operation voltagдиапазону: 1.71V 3.6V.
- Compact module design for easy integration into projects.
- Compatible with Arduino-based development platforms.
3. Техникалык шарттар
| Модель номери | MCU-20948-001 |
| Сенсор түрү | 6-Axis (Accelerometer + Gyroscope) |
| Байланыш интерфейси | I2C, SPI |
| Operating Voltage (VDD) | 1.71Вдан 3.6Вга чейин |
| Өлчөмдөрү (L x W x Y) | 0.6" x 0.6" x 0.01" (болжол менен 15.24 мм x 15.24 мм x 0.25 мм) |
| Салмагы | 0.352 унция (болжол менен 10 грамм) |
| Камтылган компоненттер | 1PCS Sensor Module |
| Шайкеш түзмөктөр | Arduino-based systems |
4. Орнотуу жана туташуу
This section details the physical connections required to integrate the MCU-20948-001 sensor module into your project.
4.1 Тирөөч схемасы

The image above displays the pin configuration of the MCU-20948-001 module. Understanding these pins is essential for correct wiring.
4.2 Электр энергиясы
- туташтыруу VCC pin to a power source within the range of 1.71Вдан 3.6Вга чейин.
- туташтыруу GND pin to the ground of your system.
- Абайлаңыз: Томду колдонууtage higher than 3.6V, such as 5V, can permanently damage the sensor module.
4.3 Байланыш интерфейси
The module supports both I2C and SPI communication. Select the appropriate interface based on your project requirements.
4.3.1 I2C Connection
- Туташуу SCL to your microcontroller's I2C Clock pin.
- Туташуу SDA to your microcontroller's I2C Data pin.
- The default I2C address is typically 0x69 or 0x68, depending on the state of the ADO pin.
4.3.2 SPI Connection
- Туташуу SCL to your microcontroller's SPI Clock (SCK) pin.
- Туташуу SDA to your microcontroller's SPI Master Out Slave In (MOSI) pin.
- Туташуу ADO to your microcontroller's SPI Master In Slave Out (MISO) pin.
- Туташуу NCS to your microcontroller's Chip Select (CS) pin.
5. Иштөө нускамалары
After successfully connecting the module, you can begin programming your microcontroller to read data from the sensor.
5.1 Software Libraries and Code
- For Arduino-based systems, specific libraries are required to interface with the MCU-20948-001 (ICM-20948) sensor. Издөө "ICM-20948 Arduino library" in the Arduino IDE Library Manager or online.
- The register map and communication protocols for the ICM-20948 differ from older sensors like the MPU-9250. Ensure you use libraries and code specifically designed for the ICM-20948 to avoid compatibility issues.
- Refer to the documentation provided with your chosen library for example code and detailed usage instructions.
5.2 Маалыматтарды алуу
Once the library is integrated, you can initialize the sensor and read accelerometer and gyroscope data. The sensor provides raw data which may require calibration and filtering for accurate motion tracking.
- Акселерометр: Measures linear acceleration along X, Y, and Z axes.
- Гироскоп: Measures angular velocity (rotation rate) around X, Y, and Z axes.
6. Техникалык тейлөө
The MCU-20948-001 sensor module is a low-maintenance device. Follow these guidelines to ensure its longevity:
- Модулду чаңдан жана нымдан таза жана таза кармаңыз.
- Модулга экстремалдык температурага же тике күн нурунун таасирин тийгизбеңиз.
- Handle the module with care to prevent physical damage to the components or solder joints.
- Ensure proper ventilation if enclosed in a casing to prevent overheating.
7. Кыйынчылыктарды
If you encounter issues with your MCU-20948-001 module, consider the following common problems and solutions:
- Module Not Responding / No Data:
- Verify power connections (VCC and GND) and ensure the voltage is between 1.71V and 3.6V. A 5V supply will damage the module.
- Check communication wiring (SCL, SDA for I2C; SCL, SDA, ADO, NCS for SPI) for correct connections and continuity.
- Confirm the correct I2C address (0x68 or 0x69) is being used in your code.
- Ensure the correct software library for the ICM-20948 is installed and properly configured. Libraries for MPU-9250 are not compatible.
- Туура эмес окуулар:
- Perform sensor calibration routines if available in your chosen library.
- Ensure the module is securely mounted and not subject to vibrations or external magnetic interference (if using a magnetometer, though this module is 6-axis).
- Magnetometer Not Working (if applicable):
- While this product is advertised as 6-axis, some ICM-20948 chips include a magnetometer. If your specific chip has one and it's not working, ensure the magnetometer is enabled and correctly addressed in your software. Some breakout boards might not expose all 9-axis functionality or require specific initialization.
8. Коопсуздук маалыматы
- Көрсөтүлгөн иштөө көлөмүнөн ашпаңызtage (1.71V to 3.6V). Overvoltage will damage the module.
- Avoid short-circuiting the pins.
- Keep the module away from water, corrosive liquids, and extreme temperatures.
- This product contains small components and should be kept out of reach of children.
- If you are unsure about any connection or operation, consult relevant technical documentation or seek professional assistance.
9. Кепилдик жана колдоо
For technical support or inquiries regarding the GODIYMODULES MCU-20948-001 sensor module, please refer to the seller's contact information or the product listing page where you purchased the item. Specific warranty details may vary by retailer.





