8266 01 / 01S USB serial port adapter board, used to communicate with WIFI debugging software tools, and can also burn firmware.
Adapter board diagram:
Directly use the CH340G serial driver, you can use the official esp8266 debugging tool to send commands to set.
Plug in the shorting plug when programming the firmware, and do not plug in the shorting plug during normal use.
The normal use does not need to plug in the short connection risk:
Plug in the shorting plug when programming
I can buy this module on a treasure. It is super easy to use and can burn firmware. The general price is cheaper.
Then you can burn the official firmware:
AT firmware: ai-thinker_esp8266_at_firmware_dout_v1.5.4.1-a_20171130
AICLOUD firmware: ai-thinker_esp8266_dout_aicloud_v0.0.0.6_20170517
When burning the firmware, plug in the short circuit and you can burn the firmware
