This board’s built-in USB connectivity and ATmega32u4 microprocessor enablesthe Leonardoto function as a USB device, such as a keyboard or mouse. This makes it a good fit for tasks requiring keyboard or mouse input or communication with a computer. Arduino Leonardo The other Arduino boards dis...
The Arduino Leonardo looks like the UNO and is in many ways similar to it. But because it is based on the ATmega32u4, it has an advantage with built-in USB communication. This allows it to emulate computer peripherals like mice and keyboards, making it especially useful for projects involvin...
The Seeeduino Nano is a compact board that is fully compatible with Arduino Nano on pinout and sizes. It is powered by the same ATmega328P processor, so you can use the same program code. Standing at 43 x 18 mm, it is less than a quarter size of the Seeeduino V4.2. Its compact siz...
CANBed – Arduino CAN-BUS Development Kit (Atmega32U4 with MCP2515 and MCP2551)($24.90) Enhanced MCU Performance:ATmega32U4 with Arduino Leonardo bootloader on the board Compatible with Arduino:Combines CAN-BUS shield and Arduino development board together on a single board High Speed:Implements CAN...
A Leonardo or other ATmega32U4-based Arduino does not automatically reset upon serial connection, so I often use my Leonardo or Pro Micro to do ISP programming. To use the ArduinoISP sketch on those, I need to change "#define RESET" line from SS to 10. If I'm using an UNO, I add...
You can of course design your circuits to be power efficient but even doing absolutely nothing, the FPGA on the Alchitry Au consumes a little over 100mA. You can easily get over 1000mA if you start pushing the chip. As a comparison the ATmega32U4, the chip used on the Arduino Leonardo...
We originally intended to implement a mass storage device on the watch. This way the watch could show up like a thumb drive when plugged in over USB. This is actually why we chose the atmega32u4 which has built in USB capabilities. Unfortunately, it did not always work consistently and ...
Cross-platform, tested on STM32, SAMD21, ESP32, ESP8266, RP2040, MKL26Z64VFT4, ATmega32u4 and ATmega328 boards. Hardware dependencies are handled in separate Board Support Files (BSF). Built-in 'wait for serial port ready' with adjustable timeout and countdown visible on display. Useful...
The ATmega16U4 and ATmega32U4 reduce system cost in battery powered devices such as gam- ing accessories. Battery powered devices can take advantage of being connected to a USB port to recharge. However, modern batteries require sophisticated algorithms to accelerate and TI Expands Battery Fuel ...