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SELECTION GUIDE DFRobotEnglishSolar

Beetle Controller Selection Guide

DFRobot Mar 30 2022 2043
Beetle Controller Selection Guide

Product Name

DFRobot Beetle Board - Compatible with Arduino Leonardo - ATmega32U4

Beetle CM-32U4 - Compatible with Arduino Leonardo - ATmega32U4

Beetle ESP32 - C3 (RISC-V Core Development Board)

Beetle ESP32 Microcontroller

DFRobot Beetle BLE - The Smallest Board Based on Arduino Uno with Bluetooth 4.0

Figure

SKU

DFR0282

DFR0816

DFR0868

DFR0575

DFR0339

Microcontroller

ATmega32u4

ATmega32u4

ESP32-C3-MINI-1U

ESP-WROOM-32D

Atmega328p

CPU Frequency

16MHz

16MHz

160MHz

240MHz

16MHz

SRAM

2.5KB

2.5KB

400KB 8KB RTC SRAM

520KB

2K

ROM

1KB

1KB

384KB

448KB

1K

Flash

32KB

32KB

4MB

16MB

32KB

IO Pins

10

11

13

12

12

Analog Input

5

2

6

4

4

UART

1

1

2

1

1

I2C

1

1

1

1

1

USB Socket

Micro USB

Type-C

Type-C

Micro USB

Micro USB

Dimension

20*22mm

22*20.5mm

25*20.5mm

35*34mm

28.8*33.1mm

Features

Beetle is a low-cost micro Leonardo controller for electronics enthusiasts. It has V-shaped large-size IO ports that are very suitable for wearable projects.

Beetle CM-32U4 is the upgraded version of Beetle. It is optimized in layout and integrates Lithium battery charging management makes it extremely suitable for battery-powered projects.

Beetle ESP32-C3 is a RISC-V processor-based controller that supports Bluetooth and WiFi. The integrated Lithium battery charging management makes it convenient to use with Li-ion battery. The supported expansion board allows it to be easily connected to a screen or peripherals.

This Beetle-ESP32 is a simplified version of FireBeetle-ESP32 that supports Bluetooth and WiFi and integrates 16MB Flash and a dual-core processor.

Bluno Beetle is an Arduino controller with Bluetooth 4.0. It is fully compatible with the Bluno series.

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