UNO R3 - Arduino Docs
网页Arduino UNO is a microcontroller board based on the ATmega328P. It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz ceramic resonator, a USB connection, a power jack, an ICSP header and a reset button.
UNO R3 SMD - Arduino Docs
网页Arduino UNO SMD is a microcontroller board based on the ATmega328P. It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz ceramic resonator, a USB connection, a power jack, an ICSP header and a reset button.
Getting Started with Arduino UNO R3
网页A step-by-step guide to get started with the Arduino UNO R3. To use the Arduino UNO R3 board, you will need the Arduino AVR Board Package, which comes pre-installed with the IDE. You will need a version of the Arduino IDE, which you can download from the …
Blink - Arduino Docs
网页3 天之前 · In this case, using a 220-ohm resistor with an Arduino UNO R3 (a 5V board) limits the current to a safe level for both the LED and the Arduino pin. Adjusting the resistor value allows you to control the LED's brightness while ensuring safe operation.
网页The Arduino® UNO R3 is the perfect board to get familiar with electronics and coding. This versatile development board is equipped with the well-known ATmega328P and the ATMega 16U2 Processor.
Overview of the Arduino UNO Components
网页Overview of the Arduino UNO Components. An in-depth look at the classic Arduino UNO board. Author Arduino. Last revision 09/12/2024. Looking at the board from the top down, this is an outline of what you will see (parts of the board you might interact with in the course of normal use are highlighted): The Arduino UNO.
Analog Input - Arduino Docs
网页2024年9月12日 · The voltage measured (Vout) follows this formula: Vout=Vin* (R2/ (R1+R2)) where Vin is 5V, R2 is 10k ohm and R1 is the photoresistor value that ranges from 1M ohm in darkness to 10k ohm in daylight (10 lumen) and less than 1k ohm in bright light or sunlight (>100 lumen).
Arduino UNO Board Anatomy
网页2024年9月12日 · Arduino UNO Board Anatomy. An overview of the classic Arduino UNO. Arduino boards senses the environment by receiving inputs from many sensors, and affects their surroundings by controlling lights, motors, and other actuators.
Power Consumption on Arduino Boards
网页When creating projects that run on a battery or are power-constrained, taking power consumption into account can be critical. It will among other things help you decide which kind of battery you need to use. In this article, we will demonstrate how you can perform power consumption tests, using a power profiler.
Universal Asynchronous Receiver-Transmitter (UART) - Arduino Docs
网页In this article, you will learn the basics of Universal Asynchronous Receiver-Transmitter (UART), a serial communication protocol that can be used to send data between an Arduino board and other devices.