<p>The board uses 12c to connect to the OLED display via the SDA (D21\/GPIO21) and SCL (D22\/GPIO22) pins. The 12c address of the OLED display is 0x3co</p> <p>Module body ESP-WROOM-32 module, ESP32 0.96inch OLED board has all the functions of the traditional ESP32 Devkit V1 module, has exactly the same peripheral ports, seamlessly integrates with the 0.96-inch OLED display, the display has a high resolution of 128x64 and driver, and is compatible with the 12C interface.</p> <p>The module is the ESP-WROOM-32 development board</p> <p>802.11b\/g\/WifFi+BT module;</p> <p>Low-power dual-core 32-bit CPU, can be used as an application processor;</p> <p>The main frequency is up to 240MHz, and the computing power is up to 600DMIPS; built-in 520KB ; supports UART\/SPI\/I2C\/PWM\/\/ADC and other interfaces; supports openOcD debugging interface;</p> <p>Supports multiple sleep modes, and the current is as low as 6.5uA in deep sleep; embedded Lwip and FreeRTOS;</p> <p>Support STA\/AP\/STA+AP mode;</p> <p>Support Smart Config\/AirKiss one-click network configuration;</p> <p>Universal AT commands, easy to use;</p> <p>Support local serial port upgrade and remote upgrade (FCT).</p> <p>Specification:Micro-USB</p> <p>Colour:Black</p> <p>Material:PCB+PVC</p> <p>Package Contents:</p> <p>1 x ESP32 Development Board</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection 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.</p>