Tag: microcontrollers
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ELEGOO UNO R3 Super Starter Kit review: begin with one circuit you understand
Why I would consider the EL-KIT-003 for a structured first electronics project, with emphasis on the exact kit, tutorial version, clear wiring and learning beyond copied code.
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Calliope mini 3 and the Servoboard Box: a classroom computer judged by current and timing
A practical review of the Calliope mini 3 and the Calliope Servoboard Box, focused on power draw, LED brightness and current, sensor accuracy, servo power, and how MicroPython and the block editor compare on the same classroom task.
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Arduino UNO Q: a Linux computer and a real-time microcontroller on one UNO board
A practical review of the Arduino UNO Q, covering the QRB2210 and STM32U585 pairing, the 2 GB and 4 GB variants, Debian, App Lab, header voltages, power, price, and when an UNO R4 is the better start.
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Arduino UNO R4: the right first board, in two versions
A practical review of the Arduino UNO R4 family, covering the Renesas RA4M1, UNO R3 compatibility, the Minima and WiFi differences, the ESP32-S3, LED matrix and Qwiic, pricing, and when to move to the UNO Q.