arduino使用rfid门禁卡 rc522 https://randomnerdtutorials.com/security-access-using-mfrc522-rfid-reader-with-arduino/ 切记3.3V 1单纯读取例程 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44...
while(!Serial);// Do nothing if no serial port is opened (added for Arduinos based on ATMEGA32U4) SPI.begin();// Init SPI bus mfrc522.PCD_Init();// Init MFRC522 mfrc522.PCD_DumpVersionToSerial();// Show details of PCD - MFRC522 Card Reader details Serial.println(F("Scan PICC...
if ( ! mfrc522.PICC_IsNewCardPresent()) { //If a new PICC placed to RFID reader continue ...
digitalWrite(chipSelectPin, LOW); // Activate the RFID reader pinMode(NRSTPD,OUTPUT); // Set digital pin 5 , Not Reset and Power-down MFRC522_Init(); }void loop(){ uchar status; uchar str[MAX_LEN]; // Search card, return card types status = MFRC522_Request(PICC_REQIDL, str);...
Arduino代码–编写RFID标签 考虑到您已经成功读取了RFID标签,我们将继续进行下一个实验。下面的草图将对将自定义数据写入RFID标签进行基本演示。在开始详细分解之前,请尝试一下草图。 #include<SPI.h> //include the SPI bus library#include<MFRC522.h> //include the RFID reader library#define SS_PIN 10...
arduino使用rfid rc522 https://randomnerdtutorials.com/security-access-using-mfrc522-rfid-reader-with-arduino/ 切记3.3V /**---*MFRC522 Arduino Arduino Arduino Arduino Arduino*Reader/PCD Uno/101Mega Nano v3 Leonardo/Micro Pro Micro*Signal Pin Pin Pin Pin Pin Pin*---...
···尽量与Arduino兼容Cottonwood:Long Range UHF RFID reader UART范围：1-6米接口：TTL Uart (RS23...
Serial.println("RFID Reader Ready"); }voidloop(){if(!rfid.PICC_IsNewCardPresent())return;if(!rfid.PICC_ReadCardSerial())return; Serial.print("Card UID:");for(bytei =0; i < rfid.uid.size; i++) { Serial.print(rfid.uid.uidByte[i] <0x10?" 0":" "); ...
* MFRC522 Arduino Arduino Arduino Arduino Arduino * Reader/PCD Uno/101 Mega Nano v3 Leonardo/Micro Pro Micro * Signal Pin Pin Pin Pin Pin Pin * --- * RST/Reset RST 9 5 D9 RESET/ICSP-5 RST * SPI SS SDA(SS) 10 53 D10 10 10 * SPI MOSI MOSI 11 / ICSP-4 51 D11...
Ntag213|Unlock the potential of NFC with our versatile RC522 module, compatible with Arduino for seamless integration and programming of 13.56 Mhz and 125Khz tags.