38 Pin NodeMCU ESP32S Microcontroller WiFi and Bluetooth ESP WROOM 32 Development Board Module

This is an IoT board that can be used as a client mode where collected sensor data can be sent to the server using WiFi protocol. Or, used as the main server to control Led, relay or any output that is connected to this board. This board is fully supported by the Arduino IDE program.

Code: ESP32S WROOM

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Features:

  • 100% brand new and high quality.
  • ESP32 is already integrated antenna and RF balun,power amplifier,low-noise amplifiers,filters,and power management module.
  • The entire solution takes up the least amount of printed circuit board area.
  • This board is used with 2.4 GHz dual-mode Wi-Fi and Bluetooth chips by TSMC 40nm low power technology,power and RF properties best,which is safe,reliable,and scalable to a variety of applications.
  • High performance-price ratio.
  • Small volume,easily embeded to other products.
  • Strong function with support LWIP protocol,Freertos.
  • Supporting three modes:AP,STA,and AP+STA.
  • Supporting Lua program,easily to develop.

Specifications:

  1. Type: Wifi + Bluetooth module
  2. Model: ESP32 38 pins
  3. Power voltage (USB): 5V DC
  4. Input/Output voltage: 3.3V DC
  5. Power consumption: 5μA in suspension mode
  6. Main CPU: Tensilica Xtensa 32-bit LX6
  7. Performance: Up to 600 DMIPS
  8. Clock frequency: up to 240Mhz
  9. Secondary processor: allows for basic operations in ultra low-consumption mode
  10. Wifi: 802.11 b/g/n/e/i (802.11n @ 2.4 GHz up to 150 Mbit/s)
  11. Bluetooth: 4.2 BR/EDR BLE dual control mode
  12. Memory: 448 KByte ROM, 520 KByte SRAM, 6 KByte SRAM on RTC and QSPI supports multiple flash / SRAM chips
  13. Chip USB-Serial: CP2102
  14. Antenna: PCB
  15. GPIO digital pins: 24 (some pins only as input)
  16. Digital analog converter: two 12bit SAR type ADC, supports measurements on up to 18 channels, some pins support an amplifier with programmable gain
  17. Security: IEEE 802.11, including WFA, WPA/WPA2 and WAPI
  18. Hardware-accelerated cryptography: AES, SHA-2, RSA, elliptical curve cryptography (ECC), random number generator (RNG)
  19. USB To Serial Converter Chip CH9102
Series

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