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SELECTION GUIDE IoTArduinoESP8266

DFRobot Internet of Things Microcontrollor Selection Guide

DFRobot Dec 29 2018 469
Internet of Things Microcontrollor Selection Guide

Product Name

WiDo - (Discontinued)

Beetle ESP32 Microcontroller

FireBeetle ESP8266 IoT Microcontroller (Supports Wi-Fi)

FireBeetle ESP32 IoT Microcontroller (Supports Wi-Fi & Bluetooth)

Figure

SKU

DFR0321

DFR0575

DFR0489

DFR0478

Microcontroller

CC3000

ESP32

ESP8266

ESP32

Power supply interface

USB or DC2.1

USB

USB or 3.7V Lipo

USB or 3.7V Lipo

USB Powered or External (V)

7 - 12

3.5 - 6.5

3.3 - 5.0

3.3 - 5.0

Operating Voltage (V)

5V

3.3V

3.3V

3.3V

CPU Frequency (MHz)

16

240

160

240

Flash(M)

/

16

16

16

SRAM(KB)

/

520

50

520

Analog pins

6

4

1

5

Digital pins

14

4

10

10

Wi-Fi protocol

802.11b/g

802.11b/g/n

802.11b/g/n

802.11b/g/n

Frequency range

2.4 GHz

2.4 - 2.5 GHz

2.4 - 2.5 GHz

2.4 - 2.5 GHz

UART

1

1

1

1

I2C

1

1

1

1

I2S

1

1

1

1

SPI

1

1

1

1

Compatible IDE

Arduino IDE 1.6+

Arduino IDE 1.6+

Arduino IDE 1.6+

Arduino IDE 1.6+

Download Mode

Micro USB

Micro USB

Micro USB

Micro USB

Arduino UNO Compatible

×

×

×

Lipo Charger Support

×

Dimension(mm)

75*54

35*34

58*29

58*29

Weight (g)

30 g

12 g

24 g

24 g

Key Features

On board 2.4G PCB Antenna and SD card slot.

Integrate a Dual-Core ESP-WROOM-32 module. Support MCU and Wi-Fi &Bluetooth dual-mode communication. V shaped gilded I/O interface, can be sewn on clothes directly.

Arduino、RTOS、microPython Programming Support. Built-in 32-bit Tensilica L106 MCU and 10-bit ADC.

Mobile BLE APP Connection Support. Two way H-bridged Motor Driver with 2A maximum current and wireless socket.

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