This downloader uses CP2104 USB serial port chip and adds ESP8266 automatic download circuit.
It is very convenient for users to download ESP-01/01S program, upgrade firmware, serial debugging and so on.
It supports download software such as Arduino IDE, ESP8266 Flasher and Lexin FLASH_DOWNLOAD_TOOLS by one button.
It does not need to be downloaded.
There is no need to press any buttons.
The WiFi module will automatically enter the download mode.

Download address:https://pan.baidu.com/s/1rFx-BGgmtCj-ttyIGxAMSw

Download example:

First, NodeMCU firmware download