> ## Documentation Index
> Fetch the complete documentation index at: https://dragonwingdocs-staging.qualcomm.com/llms.txt
> Use this file to discover all available pages before exploring further.

# References

## C.1 Related Documents

| Resources | Number |
| - | - |
| Zephyr Project documentation | [https://docs.zephyrproject.org/latest/](https://docs.zephyrproject.org/latest/) |
| Zephyr UART subsystem | [https://docs.zephyrproject.org/latest/hardware/peripherals/uart.html](https://docs.zephyrproject.org/latest/hardware/peripherals/uart.html) |
| Zephyr I2C subsystem | [https://docs.zephyrproject.org/latest/hardware/peripherals/i2c.html](https://docs.zephyrproject.org/latest/hardware/peripherals/i2c.html) |
| Zephyr I3C subsystem | [https://docs.zephyrproject.org/latest/hardware/peripherals/i3c.html](https://docs.zephyrproject.org/latest/hardware/peripherals/i3c.html) |
| RISC-V technical specifications | [https://riscv.org/technical/specifications/](https://riscv.org/technical/specifications/) |
| Linux kernel I2C documentation | [https://www.kernel.org/doc/html/latest/i2c/index.html](https://www.kernel.org/doc/html/latest/i2c/index.html) |
| Linux kernel I3C documentation | [https://www.kernel.org/doc/html/latest/driver-api/i3c/index.html](https://www.kernel.org/doc/html/latest/driver-api/i3c/index.html) |

***

## C.2 Acronyms and Terms

| Acronym or Term | Definition |
| - | - |
| API | Application Programming Interface |
| BSP | Board Support Package |
| DDR | Double Data Rate Memory |
| DMA | Direct Memory Access |
| DLS | Data Local Storage |
| EVK | Evaluation Kit |
| GPI | Generic Peripheral Interface |
| GPIO | General-Purpose Input/Output |
| I2C | Inter-Integrated Circuit |
| I3C | Improved Inter-Integrated Circuit |
| IRQ | Interrupt Request |
| ISR | Interrupt Service Routine |
| MCU | Microcontroller Unit |
| NACK | Negative Acknowledgment |
| NMI | Non-Maskable Interrupt |
| PIO | Programmed Input/Output |
| QUP | Qualcomm Universal Peripheral |
| QTIMER | Qualcomm Timer Service Referenced in the Source as a Platform Service |
| RTOS | Real-Time Operating System |
| TCM | Tightly Coupled Memory |
| TRM | Technical Reference Manual |
| UART | Universal Asynchronous Receiver-Transmitter |
| WFI | Wait for Interrupt |