Note

There is a newer bugfix release of this version. The latest bugfix release is v5.2.5

System API

[中文]

• App Image Format
• Bootloader Image Format
• Application Level Tracing
• Call Function with External Stack
• Chip Revision
• Console
• eFuse Manager
• Error Code and Helper Functions
• ESP HTTPS OTA
• Event Loop Library
• FreeRTOS Overview
• FreeRTOS (IDF)
• FreeRTOS (Supplemental Features)
• Heap Memory Allocation
• Memory Management for MMU Supported Memory
• Memory Synchronization
• Heap Memory Debugging
• High Resolution Timer (ESP Timer)
• Internal and Unstable APIs
• Inter-Processor Call (IPC)
• Interrupt Allocation
• Logging library
• Miscellaneous System APIs
• Over The Air Updates (OTA)
• Performance Monitor
• Power Management
• POSIX Threads Support
• Random Number Generation
• Sleep Modes
• SoC Capabilities
• System Time
• Asynchronous Memory Copy
• ULP Coprocessor Programming
• ULP RISC-V Coprocessor Programming
• Watchdogs

Code examples for this API section are provided in the system directory of ESP-IDF examples.

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