#circuitandcode 搜索结果
#CircuitAndCode : #Day42 — RFID Module : RC522 RC522 operates at 13.56 MHz to read/write RFID tags using SPI/I²C. Widely used for authentication and access systems.
#CircuitAndCode : #Day38 — Hall Effect Sensor : A3144 Hall sensors detect magnetic field changes using Lorentz force-based voltage generation, ideal for RPM measurement and magnetic triggers.
#CircuitAndCode : #Day34 — Gyroscope : MPU6050 MPU6050 combines a 3-axis accelerometer and gyroscope, communicating via I²C for motion tracking, orientation, and stabilization systems.
#CircuitAndCode : #Day40 — LoRa Module : Ra-02 / SX1278 LoRa modules use spread spectrum modulation for long-range, low-power data transmission, ideal for distributed IoT networks and telemetry.
#CircuitAndCode : #Day41 — RF Pair : 433 MHz TX/RX 433 MHz RF modules use ASK modulation for wireless serial data exchange over short distances. Common in remotes and DIY robotics.
#CircuitAndCode : #Day37 — Voltage Sensor Voltage dividers scale down input voltage for MCU ADCs, enabling battery monitoring and power diagnostics safely.
#CircuitAndCode : #Day33 — Accelerometer : ADXL345 The ADXL345 measures acceleration across three axes using MEMS capacitive sensing, detecting tilt, vibration, and motion. Used in wearables and robotics.
#CircuitAndCode : #Day32 — GPS Module : NEO-6M / NEO-M8N NEO GPS modules receive satellite signals to compute global position, time, and speed via UART. Core to navigation, asset tracking, and telemetry systems.
#CircuitAndCode : #Day36 — Current Sensor : ACS712 ACS712 employs a Hall-effect sensor to measure current flow through magnetic field variation, outputting an analog voltage proportional to amperage.
#CircuitAndCode : #Day39 — GSM Module : SIM800L / SIM900 GSM modules enable cellular communication via AT commands over UART, supporting SMS, voice, and GPRS data for IoT and remote monitoring.
#CircuitAndCode : #Day35 — Magnetometer : HMC5883L HMC5883L senses Earth’s magnetic field using anisotropic magnetoresistance, providing compass data via I²C. Common in drones and navigation bots.
#CircuitAndCode : #Day42 — RFID Module : RC522 RC522 operates at 13.56 MHz to read/write RFID tags using SPI/I²C. Widely used for authentication and access systems.
#CircuitAndCode : #Day41 — RF Pair : 433 MHz TX/RX 433 MHz RF modules use ASK modulation for wireless serial data exchange over short distances. Common in remotes and DIY robotics.
#CircuitAndCode : #Day40 — LoRa Module : Ra-02 / SX1278 LoRa modules use spread spectrum modulation for long-range, low-power data transmission, ideal for distributed IoT networks and telemetry.
#CircuitAndCode : #Day39 — GSM Module : SIM800L / SIM900 GSM modules enable cellular communication via AT commands over UART, supporting SMS, voice, and GPRS data for IoT and remote monitoring.
#CircuitAndCode : #Day38 — Hall Effect Sensor : A3144 Hall sensors detect magnetic field changes using Lorentz force-based voltage generation, ideal for RPM measurement and magnetic triggers.
#CircuitAndCode : #Day21 — DHT11/DHT22 : Temperature & Humidity Sensor It integrate a thermistor and capacitive humidity element, providing calibrated digital outputs via a single-wire protocol. Ideal for climate monitoring & IoT weather stations using Arduino or ESP boards.
Day 10 of #CircuitAndCode : Breadboard A breadboard is a reusable platform for testing circuits. No soldering needed just plug & play with LEDs, resistors, and sensors. -Terminal Rows → connect components -Power Rails → +V / GND -Center Gap → for ICs #IoT #Electronics
#CircuitAndCode : #Day21 — BMP180 / BMP280 : Pressure & Altitude Sensor It use piezoresistive MEMS elements to measure barometric pressure and temperature, enabling accurate altitude computation. Commonly interfaced with I²C or SPI for UAV navigation and atmospheric data.
#CircuitAndCode : #Day26 — Soil Moisture Sensor Soil moisture sensors measure volumetric water content through resistive or capacitive techniques between two electrodes, providing analog data for precision irrigation and agri-IoT automation. #IoT #Engineering #Electronics
#CircuitAndCode : #Day27 — Water Level Sensor This sensor uses a resistive ladder or float-based system to detect liquid height, outputting analog signals for tanks, pumps, and leak monitoring #IoT #Engineering #Electronics
#CircuitAndCode : #Day32 — GPS Module : NEO-6M / NEO-M8N NEO GPS modules receive satellite signals to compute global position, time, and speed via UART. Core to navigation, asset tracking, and telemetry systems.
#Day18 of #CircuitAndCode — Power Supply & Batteries Every circuit needs a stable power source. Batteries (9V, Li-ion 18650, or USB) provide portability, while voltage regulators like LM7805 (5V) or AMS1117 (3.3V) ensure consistent output for microcontrollers. #Electronics
#CircuitAndCode : #Day34 — Gyroscope : MPU6050 MPU6050 combines a 3-axis accelerometer and gyroscope, communicating via I²C for motion tracking, orientation, and stabilization systems.
#CircuitAndCode : #Day36 — Current Sensor : ACS712 ACS712 employs a Hall-effect sensor to measure current flow through magnetic field variation, outputting an analog voltage proportional to amperage.
#CircuitAndCode : #Day29 — PIR Sensor : Motion Detection PIR modules sense infrared radiation changes from moving bodies using pyroelectric elements, commonly used in security and automation systems. #IoT #Engineering #Electronics
#CircuitAndCode : #Day30 — IR Sensor : Obstacle Detection IR sensors use infrared emission and reflection to detect nearby objects, providing digital outputs for robots and automation. #IoT #Engineering #Electronics
#CircuitAndCode : #Day38 — Hall Effect Sensor : A3144 Hall sensors detect magnetic field changes using Lorentz force-based voltage generation, ideal for RPM measurement and magnetic triggers.
#CircuitAndCode : #Day15 — Transistors Transistors act as electronic switches or amplifiers.They control current flow based on a small input signal — the foundation of digital logic. Types: NPN/PNP (BJT) and N-Channel/P-Channel (MOSFET). #ESP32 #Arduino #Engineering
#CircuitAndCode : #Day23 — MQ-Series : Gas Sensors MQ gas sensors employ tin dioxide semiconductors whose resistance changes in the presence of gases like CO, CH₄, or NH₃. Analog output indicates concentration, supporting real-time air quality and leakage detection system
#Day20 : #CircuitAndCode — LED Blink on Arduino Using digital pin HIGH and LOW, the LED turns ON and OFF at defined intervals using the digitalWrite() and delay() functions. It’s the simplest way to time & pin control, and code-to-circuit interaction. #Arduino #Electronics
Day 11 — Resistors Resistors regulate the flow of electric current in a circuit. They are essential for controlling voltage, protecting LEDs, and ensuring stable operation. Measured in ohms (Ω) Follow Ohm’s Law: V = IR. #CircuitAndCode #Electronics #HardwareEngineering
#CircuitAndCode : #Day37 — Voltage Sensor Voltage dividers scale down input voltage for MCU ADCs, enabling battery monitoring and power diagnostics safely.
Day 3 #CircuitAndCode : Arduino Uno -Microcontroller: ATmega328P (8-bit) -Clock Speed: 16 MHz -Digital I/O Pins: 14 (6 support PWM) -Analog Pins: 6 -Operating Voltage: 5V -Programming: Arduino IDE (C++) -Beginner #Arduino #ESP32 #Coder #IoT #Electronics #Programming #Sensors
#CircuitAndCode : #Day25 — Rain Sensor Rain sensors use conductive tracks or capacitive sensing plates to detect water droplets, outputting analog or digital signals for automation in irrigation, wiper systems, or environmental logging. #IoT #Engineering #Electronics
#CircuitAndCode : #Day42 — RFID Module : RC522 RC522 operates at 13.56 MHz to read/write RFID tags using SPI/I²C. Widely used for authentication and access systems.
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