ESP-Prog is a development and debugging tool with automatic firmware download, serial communication, JTAG online debugging and other functions. The automatic firmware download and serial communication functions are available for the ESP8266 and ESP32 platforms, and the JTAG in-circuit debugging function is available for the ESP32 platform. ESP-Prog is easy to use and can be connected to a computer with only a USB cable. The computer can recognize the download function and the two ports corresponds to the JTAG function. ESP-Prog can be connected to the user board with the cable. The connector is available in 2.54mm and 1.27mm pitch packages with a foolproof design. The user board is required to select the Program (6-Pin) and JTAG (10-Pin) connectors in the corresponding order. Considering that the power supply voltage of different user boards may be different, the two interfaces of ESP-Prog can select 5V or 3.3V power supply through Pin Header, which has strong compatibility. Interface: Program; JTAG Steps for use: Connect the ESP-Prog debug board and the USB port on the computer via a USB cable. Install the FT2232HL chip driver on the computer side. The computer recognizes two ports, indicating that the driver has been installed. Use the Pin header to select the power supply output voltage on the Program/JTAG interface. Connect the debug board and ESP product board with the gray cable. Automatic download and JTAG debugging of the ESP32 product board can be achieved with official software tools or scripts. Colour: as shown Material: PC+metal Package Contents: 1 * ESP-Prog Development Board 1 * Cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.