> For the complete documentation index, see [llms.txt](https://support.binho.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://support.binho.io/user-guide/protocols-and-interfaces.md).

# Protocols and Interfaces

- [I3C Common Command Codes](https://support.binho.io/user-guide/protocols-and-interfaces/i3c-common-command-codes.md): This page provides an overview of CCCs, their functions, and the ones currently supported in the Binho family of products.
- [Bridge 1.1 API](https://support.binho.io/user-guide/protocols-and-interfaces/bridge-1.1-api.md)
- [Bridge 1.1 API - Basic I3C Commands](https://support.binho.io/user-guide/protocols-and-interfaces/bridge-1.1-api/bridge-1.1-api-basic-i3c-commands.md)
- [Bridge 1.1 API - I3C Common Command Codes](https://support.binho.io/user-guide/protocols-and-interfaces/bridge-1.1-api/bridge-1.1-api-i3c-common-command-codes.md)
- [Bridge 1.1 API - I2C Commands](https://support.binho.io/user-guide/protocols-and-interfaces/bridge-1.1-api/bridge-1.1-api-i2c-commands.md)
- [Bridge 1.1 API - SPI Commands](https://support.binho.io/user-guide/protocols-and-interfaces/bridge-1.1-api/bridge-1.1-api-spi-commands.md)
- [Bridge 1.1 API - UART Commands](https://support.binho.io/user-guide/protocols-and-interfaces/bridge-1.1-api/bridge-1.1-api-uart-commands.md)
- [Bridge 1.1 API - GPIO Commands](https://support.binho.io/user-guide/protocols-and-interfaces/bridge-1.1-api/bridge-1.1-api-gpio-commands.md)