Media Manager Namespaces Choose namespace [root] 2.4g ai-wb1 ai-wb2 ai_ide_install ai_ide_use aicloud b_and_t ble en esp32 boards docs examples helloworld menuconfig nodemcu hardware sdk spec esp32-a1s esp8266 esp_download gprs gps lora mt nb-iot onenet open_hard pasted playground rtl8710 rtl8720 si4432 tools ttcloud undefined uwb voice wiki Media Files Media Files Upload Search Files in esp32:examples:helloworld Thumbnails Rows Name Date Apply run_result.png 449×347 2016/10/07 08:54 5.3 KB File View gprs:a20:a20.7z Date:2017/04/24 07:08 Filename:a20.7z Size:4MB References for:GPRS A5/A6/A6C/A7/A20 series module topicESP32-A1S环境搭建及使用