DFRobot Beetle ATmega32U4 Microcontroller Board Products

Description

The DFRobot DFR0282 Beetle microcontroller board has the ATmega32U4 MCUMicrocontroller Unit broken out in a small thumb-sized form factor (0.8in x 0.9in). The ATmega32U4 chip has a built-in USB controller where the board has a Micro-B USB connector for both power and programming.

Processor

8-bit 16MHz AVRAVR microcontrollers derives its name from its developers and stands for, Alf-Egil Bogen and Vegard Wollan RISC microcontroller, and is also known as Advanced Virtual RISC. processor with Advanced RISCReduced Instruction Set Computer architecture. The default clock speed is 16MHz, but it can go up to a maximum speed of 20MHz.

Memory

• 32KB Flash (4KB used by bootloader)
• 1KB EEPROMElectrically Erasable Programmable Read-Only Memory
• 2.5KB SRAMStatic Random Access Memory

I/OInput/Output

• 1x USB Micro-B connector (USB 2.0 Full/Low speed)
• 10x Digital I/OInput/Output with 4x PWMPulse-Width Modulation (5V Logic)
• 5x analog input pins 10-bit ADCAnalog-to-Digital Converter (ADC, A/D, or A-to-D) (0V to 5V range)
• Communication Interfaces (5V Logic): 1x UARTUniversal Asynchronous Receiver-Transmitter, 1x I2CInter-Integrated Circuit. Also referred to as IIC or I²C., and 1x SPISerial Peripheral Interface

User Interface

• 1x blue LED (labeled L)

Power

The board can be powered by the Micro USB connector (5V DC) or using + and - pins on the bottom of the board with a 5V DC external source.

Board Size

22mm x 20mm (0.87in x 0.79in)

Documentation

• DFRobot DFR0282 Beetle Wiki
• DFRobot DFR0282 Beetle Board Schematic (PDF)
• ATmega32U4 Datasheet (PDF)

Products

---

DFRobot DFR0282 Beetle ATmega32U4 Microcontroller Board

Package includes:

• 1x Beetle board

Price: $8.90(Updated 09Oct2024 02:52:512024-10-09T02:52:51Z UTC UTC)

DFRobot.com (Affiliate Link ⓘAs a member of the DFRobot Affiliate Program I earn from qualifying purchases. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on DFRobot at the time of purchase will apply to the purchase of this product.)

---

DFRobot DFR0282 Beetle ATmega32U4 Microcontroller Board

Seller: DFRobot

Package includes:

• 1x Beetle board

Price: $11.00(Updated 09Oct2024 02:53:042024-10-09T02:53:04Z UTC UTC)

Amazon.com (Affiliate Link ⓘAs an Amazon associate I earn from qualifying purchases. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

---