ShillehTek IoT & Beyond
RC522 Tutorials
All ShillehTek tutorials and guides tagged RC522.
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4 tutorials1-Wire12V battery1602 LCD Keypad Shield186502-Channel2-channel relay module28BYJ-483.3V3.5mm Audio3D printer3D Rendering3S BMS433 MHz RF433MHz RF4S BMS4x4 Membrane Keypad5VA4988AC 220VAccelerometerAccess PointAD8232AdafruitAdafruit BMP280 LibraryAdafruit GFXAdafruit LibraryAdafruit SSD1306ADCADS1115ADXL345AIaiobleAir Quality SensorAlarm ClockAlgorithmsAltitudeAnalog InputAnalog ReadAnalog ReadingAnalogReadAndroidAndroid DevelopmentAngle MeasurementAnimationsAP ModeAPIApp DevelopmentAquarium ControllerArduinoArduino C++Arduino IDEArduino LeonardoArduino NanoArduino Pro MicroArduino Pro MiniArduino UNOArduino-UnoAT commandsATmega328PATmega32U4AudioAudio AmplifierAudio ReactiveAudio Spectrum VisualizerAutomatic WateringAutomationAutomotiveAWSAWS IoT CoreBackendBarcode ScannerBattery ChargingBattery PackBattery powerBattery ProtectionBBC micro:bitBeginner ElectronicsBench Power SupplyBenchmarkBenchmarkingBH1750Bio-signalBlack ArgsBlack PillBLEBLE 5.0BLE 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SensorESP-01ESP32ESP32-C3ESP32-C6ESP32-CAMESP32-S3ESP32-S3-DevKitC-1ESP32-WROOMESP32-WROOM-32ESP8266ESPHomeExpoFastLEDFermentationFFTFilament runout sensorFile TransferFTPFull StackFuturizeG-codeGas leak alarmGATTGCPGMAILGoogle CloudGPIOGPIO ControlGPIO ExpanderGPIO WiringGPSGPS TrackerGRBLGT-U7GT-U7 NEO-6Mgt-u7-gps-module-presoldered-1GY-302GY-31GY-906GY-9250H-BridgeHALHall Effect Current SensorHall-effect current sensorHC-05HC-SR04HC-SR501HCSR04Heading AngleHeart RateHeart Rate SensorHeltec V3HerokuHIDHiveMQHLK-LD2410HM-10Home AssistantHome AutomationHotkeysHow toHTTPHumidity SensorHX1838HX711I2CicecastIDEIFTTTILI9341Image EditingIMUINA219INMP441IOS DevelopmentIoTIoT SecurityiPhoneIR Obstacle Avoidance SensorIR obstacle sensorIR ReceiverIR reflective sensorIRremoteIRremote libraryJavaScriptJoystick moduleJoystick ShieldK-type thermocoupleKeyboard LibraryKeyboard.hKeypad LibraryKlipperKY-006KY-006 BuzzerKY-037KY-040L298NLambdaLaser DiodeLCD 16x2LCD ScreenLCD1602LD2450LDRLectureLED 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SensorPIR SensorPixelPlant MonitoringPlatformIOPlottingPotentiometerPower BackupPower BankPower BudgetPower DistributionPower electronicsPower ManagementPower MonitoringPower SupplyPresence DetectionPressurePro MicroProcessingProxy ServerPSRAMPulse OximeterPulseViewPush ButtonPWMPyCharmPyserialPythonPython2Python3Raspberry PiRaspberry Pi PicoRaspberry Pi Pico 2WRaspberry Pi Pico WRC522RCSwitchRCWL-0516ReactReact NativerecaptchaRecordingReed SwitchRelayRelay controlRelay ModuleRemote AccessRemote ControlResistive SensorRF receiverRF transmitterRF24 libraryRFIDRFM98RISC-VRobot CarRobotic armRoboticsRotary EncoderrshellRTCRTClibS3SDCCSduinoSecure ShellSecuritySeeed XIAO nRF52840Seeeduino XIAO SAMD21SeleniumSensorsSerialSerial CommunicationSerial loggingSerial MonitorSerial PlotterServerServoServo MotorServo MotorsServo.hSG90SG92RShellshillehteksigrokSinking currentSmart HomeSmart PlugSoftware EngineeringSoftwareSerialSoil Moisture SensorSolar PowerSorting MachineSound SensorSourcing currentSous VideSpeakerSPISpO2SPPSquidSSD1306SSD1306 OLEDSSHST-LinkST-Link V2ST7735Stepper MotorSTM32 Black PillSTM32 Blue PillSTM32CubeIDESTM32CubeProgrammerSTM32duinoSTM32F103STM32F411STM32H7STM32H723ZGT6STM8STM8SStreamingSVGSWDSWIMSX1262SX1278systemdTasmotaTCA9548ATCRT5000TCS3200TeapotTelagramTelegramTelemetryTemperature ControlTemperature SensorTemperature SensorsTerminalTFT DisplayTFT LCDTFT TouchscreenTFT_eSPIThermistorThermocoupleThingSpeakThonnyThonny IDEThreadTilt MeasurementTime Delay RelayTime-of-FlightTime-of-Flight SensorTinyGPS++TM1637TMC2209tone()TouchscreenTouchscreen DisplayToxiclibsTP4056TPA3118TransistorTTP223BTwilioTXS0108EUARTUIULN2003UltrasonicUltrasonic Mist MakerUltrasonic SensorUnixUNO D1 R32UNO R3UNO R4UPSUSB HIDUSB Host ShieldUSB MIDIUSB SerialUSB to TTLUSB-CUSB-C PDUSB-HIDUser InterfaceVideo GameVirtualWireVL53L0XVoltage RegulationVoltage RegulatorVS1838VSCodew1209-12v-digital-temperature-controller-thermostat-switch-moduleWCS1700WearableWearable ElectronicsWearablesWebscrapingWebServerWemos D1 MiniWeMos TTgoWhatsAppWi-FiWi-Fi STAWiFiWiFi 6WiFiS3WirelessWireless communicationWireless RemoteWiringWS2812BxedgeXiao RP2040XPT2046YouTubeZigbee
May 27, 2026
Mahmood M. Shilleh
15 views
Arduino Nano RC522 RFID: Unlock a Servo Cat Door | ShillehTek
Build an Arduino Nano RC522 RFID cat door that unlocks a servo latch only for allowed tags, giving secure pet access ...
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May 17, 2026
Mahmood M. Shilleh
21 views
Arduino Nano RC522 RFID: Smart Door Lock with OLED | ShillehTek
Build an Arduino Nano RC522 RFID smart door lock with an OLED status screen and servo latch action, using simple wiri...
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May 14, 2026
Mahmood M. Shilleh
40 views
Arduino RC522: Read RFID Card UIDs via SPI | ShillehTek
Build an Arduino RC522 RFID reader project that reads MIFARE card and key fob UIDs over SPI, with simple wiring and S...
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Apr 18, 2026
Mahmood M. Shilleh
91 views
Arduino MFRC522 RFID: Build Access Control System | ShillehTek
Build an Arduino Uno + MFRC522 (RC522) RFID access control system that reads card UIDs and prints authorized or denie...
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