# References

## Related documents

List of resources to develop your own drivers.

These resources are available only for the authorized users. To upgrade
your access, go to [https://www.qualcomm.com/support](https://www.qualcomm.com/support).

| Title | Number |
| --- | --- |
| <br>**Qualcomm Technologies, Inc.** | <br>**Qualcomm Technologies, Inc.** |
| [*Qualcomm Linux Build Guide*](https://docs.qualcomm.com/bundle/publicresource/topics/80-70018-254) | 80-70018-254 |
| [*Qualcomm Linux Yocto Guide*](https://docs.qualcomm.com/bundle/publicresource/topics/80-70018-27) | 80-70018-27 |
| [*RB3 Gen 2 Development Kit*](https://docs.qualcomm.com/bundle/publicresource/topics/80-70018-251) | 80-70018-251 |

## Acronyms and terms

Sensors-related acronyms and expansions for better understanding.

| **Acronym or term** | **Definition** |
| --- | --- |
| ALS | Ambient light sensor |
| ASCP | Asynchronous COM port |
| DRI | Data ready interrupt |
| EIS | Electronic image stabilization |
| GRV | Game rotation vector |
| HLOS | High level operating system |
| I^2^C | Inter-integrated circuit |
| I^3^C | Improved I^2^C |
| IBI | In-band interrupt |
| IMU | Inertial measurement unit |
| MCPS | Million cycles per second |
| MTU | Maximum transmission unit |
| ODR | Output data rate |
| PD | Protection domain |
| QSH | Qualcomm sensing hub |
| QuP | Qualcomm universal peripherals |
| QuRT | Qualcomm real time operating system |
| RTOS | Real time operating system |
| SCP | Synchronous COM port |
| SCons | Software construction |
| SMP2P | Shared memory point to point |
| SoC | System-on-chip |
| SPI | Serial peripheral interface |
| SSC | Qualcomm® Snapdragon™ sensors core |
| SUID | Sensor unique identifier |
| UART | Universal asynchronous receiver/transmitter |

Last Published: Apr 08, 2025

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