This is the NodeMCU development board based on ESP32, features WiFi+Bluetooth connectivity, onboard CH340 and keys. What’s more, all the I/O pins of ESP32-S module are accessible via the extension headers.
Features
Onboard CH340, USB to UART converter
USB port for power input, firmware programming, or UART debugging
2x19pin extension headers, breakout all the I/O pins of the module
2x keys, used as reset or user-defined
Specifications
WIFI module: ESP-WROOM-32S
Built-in Flash: 32Mbit
Antenna: Onboard PCB antenna
Peripheral interface: UART/GPIO/ADC/DAC/SDIO/PWM/I2C/I2S
WiFi protocol: IEEE 802.11 b/g/n
Bluetooth: Bluetooth 4.2
Frequency range: 2.4G ~ 2.5G (2400M ~ 2483.5M)
WIFI mode: Station / SoftAP / SoftAP+Station
Power supply: 5V
Logic level: 3.3V
Dimensions: 48.26mm x 25.4mm
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