This is the documentation for the latest (main) development branch. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

Component Guide

• Boot Sequence
• ROM Fuction
• Bootloader
• Kconfig Configuration
• Build System
• Firmware Format
• Pinmux
• Device Table
• Peripheral Driver
• Partition Table
• Heap Memory Management
• Log
• NVS
• Event
• Bluetooth
• WiFi
• Net Manager
• TCP/IP
• HTTP Client
• MQTT Client
• OTA
• AT Command
• CLI
• POSIX
• LVGL
• DSP
• Error Code Management
• Debugging Method
• Performance Optimization
• C++ Programming
• Development Assistant