ESP32 Downloader Kit



ESP32 Downloader Kit is a USB-TTL adapter board for ESP32 /ESP8266, This item contains CP2104/CH9102 chip. It supports one-touch download without chip and pin down resetting manual . Plug-in board and row of pins parts from the set can be so convenient for ESP32/ESP8266 series development board or M5Stack series products for program burning or serial debugging.

Note: We may ship The CP2104 chip or CH9102F chip. Both are high quality.

Product Features

  • TypeC interface
  • ESP32/ESP8266 program downloader
  • Matching the IO sequence of various M5Stack products, direct plug and burn, no wiring required (UNIT CAM/STAMP series, etc.)
  • Receive/send buffer
  • Compliant with USB2.0 specification


  • 1x ESP32 CAM Downloader
  • 1x ESP32 CAM Pinout Board
  • 1x 2.54-6P female header
  • 2x 2.54-3P row of pins


Specifications Parameters
USB Interface Type TypeC
Baud Rate 300bps to 2Mbps
Supported data formats Data bits: 5, 6, 7, and 8
Stop bits: 1, 1.5, and 2
Parity: odd, even, mark, space, no parity
Buffer 576-byte receive buffer, 576-byte send buffer
Net weight 10g
Gross Weight 11g
Product Dimensions 33 * 16 * 3mm
Package Size 90 * 60mm(static bag)

Usage diagram:

Driver Installation

Click the link below to download the driver that matches the operating system. There are currently two driver chip versions for USB-TTL burning boards, CP210X (for CP2104 version)/CP34X (for CH9102 version) driver compressed package. After decompressing the compressed package, select the installation package corresponding to the number of operating systems to install. (If you are not sure of the USB chip used by your device, you can install both drivers at the same time. During the installation process of CH9102_VCP_SER_MacOS v1.7, an error may occur, but the installation is actually completed, just ignore it.) When using it, if If the program cannot be downloaded normally (the prompt is overtime or Failed to write to target RAM), you can try to reinstall the device driver.
Driver name Applicable driver chip Download link
CP210x_VCP_Windows CP2104 Download
CP210x_VCP_MacOS CP2104 Download
CP210x_VCP_Linux CP2104 Download
CH9102_VCP_SER_Windows CH9102 Download
CH9102_VCP_SER_MacOS v1.7 CH9102 Download