[Chip solution]：ESP32-D0WD-V3
[Working frequency]：2,4 ~ 2,5 GHz
[Support protocol]：protocole IEEE802.11b/g/n
[Communication distance]：400m
[Interface type]：E/S UART
[Introduction]：ESP32-WROOM-32E-TB is entry-level development boards that use the corresponding modules of the ESP32 series as required. The development board has complete Wi-Fi and Bluetooth low power functions, and most of the pins of the module on the board have been drawn to the two sides of the pin row, developers can easily connect a variety of peripheral devices through jumper, and can also plug the development board into the breadboard for use.
| Item | Parameter | name Value | Note |
| 1 | Support Modules | ESP32-WROOM-32E-TB | WiFi serial port module |
| 2 | Size | 54.4 * 27.9mm | USB connector included |
| 3 | Production process | Lead-free process, machine paste | Wireless products must be machine attached to ensure batch consistency and reliability |
| 4 | Power supply | USB | - |
| 5 | Communication interface | TTL | - |
| 6 | Working temperature | -40 ~ +85℃ | Industrial grade |
| 7 | Working humidity | 10% ~ 90% | Relative humidity, no condensation |
| 8 | Storage temperature | -40 ~ +125℃ | Industrial grade |
| Item | Firmware | Introduction |
| 1 | ESP32 series of modules | A module based on the ESP32 series. For more information,please download the relevant materials from the official website |
| 2 | EN | Reset button. |
| 3 | Boot | Download button. Press and hold the Boot key, and press the EN key (do not release the Boot key at this time) to enter the Firmware Download mode, and download the firmware through the serial port. |
| 4 | USB-to-UART bridge Single-chip | Single-chip USB-UART bridge that provides transfer rates of up to 3 Mbps. |
| 5 | Micro USB connector | The USB port can be used as the power supply for the circuit board or the communication port for connecting the PC to the ESP32 series module. |
| 6 | 5V Power On LED | When the development board is powered on (USB or external 5V), the indicator will light up. See schematics in related documents for more information. |
| 7 | I/O | Most of the pins of the on-board module have been drawn to |
Note: For specific function instructions, refer to the user manual of the ESP32 series | ||