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

General information

Item number
24936673
Manufacturer
DFRobot
Category
Single board computer kits
Release date
30.3.2023
Sales rank in Category Single board computer kits
276 of 3061

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 emissions
95.84 kg
Climate contribution
CHF 1.09

Scope of delivery

Scope of delivery
1x Beetle CM-32U4 Arduino Leonardo ATmega32U42x 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 «Single board computer kits» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 3.Purecrea
    0.1 %
  • 3.Whadda
    0.1 %
  • 6.DFRobot
    0.2 %
  • 6.Espressif
    0.2 %
  • 8.Joy-it
    0.3 %

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
  • 1.M5Stack
    0 days
  • 4.WaveShare
    1 day
  • 5.DFRobot
    2 days
  • 6.Raspberry Pi
    3 days
  • 7.HutoPi
    4 days

Return rate

How often is a product of this brand in the «Single board computer kits» category returned?

Source: Digitec Galaxus
  • 2.Purecrea
    0.4 %
  • 4.Allnet
    0.6 %
  • 5.DFRobot
    0.8 %
  • 6.Joy-it
    0.9 %
  • 6.Odroid
    0.9 %
Source: Digitec Galaxus