ESP8266 Downloader Serial WIFI Module ESP-01 ESP-01S Firmware Burning Test

This is an expansion board for ESP-01S WiFi module. The expansion board comes with a USB-to-serial chip CH340G. After installing the driver, turn the toggle switch of the expansion board to Flash Boot, plug it directly into the USB port of the computer, and use the Anxin serial debugging assistant to test the AT command.

Turn the toggle switch of the expansion board to Uart Download, plug it directly into the USB port of the computer, the ESP-01 module is in the download mode, and the firmware can be downloaded to the ESP-01 module through the Anxin firmware download software.

Working voltage: DC 5V

Working current: minimum 500mA

Environmental attributes: ROHS

Communication voltage: 3.3V

Size: 55*18*12mm

Weight: 5.6g

1 x expansion board