WeMos D1 Uno R32 WiFi ESP32-WROOM-32 4MB Shield module for Arduino ESP32

The Dual Core Xtensa 32-bit LX6 microcontroller module provides performance with a CPU clock from 80 to 240 MHz and operates with a pin voltage of 3.3V. It supports a power supply in the 5-12V range and has 520 kB of SRAM and 4 MB of Flash memory. It offers an on-board WiFi 802.11 b/g/n HT40 chip with advanced security features such as WEP, WPA/WPA2, PSK/Enterprise, AES, SHA2, ECC, RSA-4096 and a Bluetooth BLE module. The board offers 21 GPIO pinouts, including 2x UART, 1x SPI, 1x I2C, a 12-channel ADC, 2-channel DAC, PWM outputs and a built-in CH340C USB-UART converter for easy communication and programming via microUSB. Power is provided by a 5.5 x 2.1 mm DC connector and the board dimensions are 68 mm x 53 mm x 12 mm, making the module a compact and versatile solution for a variety of applications. Specification:

* Supply voltage: 5 - 12V

* Leads operating voltage: 3,3 V

* Microcontroller: Dual Core Xtensa@ 32-bit LX6

* CPU clock: 80 - 240 MHz

* Max voltage on I/O port: 3.3V

* SRAM: 520 kB

* Flash memory: 4 MB

* Built-in WiFi 802.11 b/g/n HT40 chip

* WiFi security: WEP, WPA/WPA2, PSK/Enterprise, AES / SHA2 / Elliptical Curve Cryptography / RSA-4096

* Built-in Bluetooth BLE

* 21 GPIO leads including: 2x UART, 1x SPI, 1x I2C

* 12-channel ADC transducer

* 2-channel DAC

* PWM outputs

* The CH340C, a built-in USB-UART converter, allows communication with the module and its programming via a microUSB connector.

* Power connector: DC 5.5 x 2.1 mm

* Plate dimensions: 68 mm x 53 mm x 12 mm