DFRobot Beetle CM-32U4 Arduino Leonardo ATmega32U4

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Product details

This is a compact Arduino Leonardo board from DFRobot with Lipo charging connector. The Beetle CM-32U4 has the most commonly used interfaces I2C, UART, SPI and Analogue + Digital IO pins. With dimensions of only 22 x 20.5mm, the Beetle CM-32U4 is particularly suitable for applications where a very compact size is required. The Beetle CM-32U4 supports a lithium battery, which can be connected directly via the pins on the board. In total, you can power the board in 3 ways. Via the USB-C port, Lipo battery via the BAT pin or with a 5V power source via the VIN pin.
The Beetle CM-32U4 supports the official Ardiuno Leonardo firmware. This means you can program it directly with Arduino IDE without any extra downloads.

Features:
USB-C
Compact size
I2C, UART, SPI and analogue/digital IO interfaces
5V output
Supports lithium battery
Supports official Arduino Leonardo firmware

Technical details:
Manufacturer: DFRobot
Manufacturer SKU: DFR0816
Voltage Vin: 4.5 to 6V DC
Current during charging: min 200mA max 600mA
Interface: 1x I2C, 1x SPI, 1x UART, 2x Analogue, 2x Digital
Output: 5V
Operating temperature: -40°C to 125°C
Dimensions: 22 x 20.5mm
Weight: 8.4g

Scope of delivery:
1x Beetle CM-32U4 Arduino Leonardo ATmega32U4.
2x 8pin header.

Key specifications

Development board type
Board
Processor type
ATmega32u4
Item number
24936673

General information

Manufacturer
DFRobot
Category
Development boards + Kits
Release date
30.3.2023

Development board properties

Development board type
Board
Processor type
ATmega32u4

Power supply

Operating voltage
6 V

Connections

Analogue outputs
2
Digital outputs
2
Digital inputs
1

Origin

Country of origin
China

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
1x Beetle CM-32U4 Arduino Leonardo ATmega32U4, 2x 8pin pin header

Product dimensions

Length
22 mm
Width
20.50 mm
Weight
8.40 g

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Development boards + Kits» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 5.micro:bit
    0.1 %
  • 5.Purecrea
    0.1 %
  • 7.DFRobot
    0.2 %
  • 7.Joy-it
    0.2 %
  • 7.Sensirion
    0.2 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • DFRobot
    Not enough data
  • 1.Arduino
    0 days
  • 1.M5Stack
    0 days
  • 1.Purecrea
    0 days
  • 1.Shelly
    0 days

Return rate

How often is a product of this brand in the «Development boards + Kits» category returned?

Source: Digitec Galaxus
  • 10.Arduino
    1.2 %
  • 10.HutoPi
    1.2 %
  • 12.DFRobot
    1.3 %
  • 12.Purecrea
    1.3 %
  • 14.WaveShare
    1.6 %
Source: Digitec Galaxus