qq_35740095的博客

nvs_get_str_or_blob(unsigned int, nvs::ItemType, char const*, void*, unsigned int*) 报错timeout.tv_sec=490I (25004) TCP_CLIENT: select_ret=1I (25004) TCP_CLIENT: recv_len=4 recv_buf._len=21I (25014) TCP_CLIENT: recv from server:recv_len=4 data_len.

————————————————参考：https://blog.youkuaiyun.com/fengfeng0328/article/details/82825413referenceesp32开发Esp32学习之旅esp8826链接

esp32-WIFI状态机esp_wifi.h文件 depict WiFi programming modelesp-idf https://github.com/espressif/esp-idf/blob/ca1e5e5bc/components/esp32/include/esp_wifi.hThe WiFi driver can be consider as black box, it knows nothing about the high layer code, such as TCP

l@ubuntu:~/esp/app_test$ idf.py menuconfigChecking Python dependencies...Python requirements from /home/l/esp/esp-idf/requirements.txt are satisfied.Executing action: menuconfigRunning cmake in directory /home/l/esp/app_test/buildExecuting "cmake -G N

solution: https://docs.espressif.com/projects/esp-idf/en/stable/get-started/linux-setup.html#additional-tips