118 lines
2.6 KiB
C++
118 lines
2.6 KiB
C++
#include "../src/mfrc522.h"
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#include <avr/io.h>
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#include "../lib/usart/src/usart.h"
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#include "string.h"
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#include <util/delay.h>
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#define uint8_t unsigned char
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#define uint unsigned int
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#define MAX_LEN 16
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const int chipSelectPin = 10;
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const int NRSTPD = 5;
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uint8_t serNum[5];
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uint8_t writeDate[16] ={'T', 'e', 'n', 'g', ' ', 'B', 'o', 0, 0, 0, 0, 0, 0, 0, 0,0};
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uint8_t sectorKeyA[16] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
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int main() {
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usart::init(1000000);
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printf("Hello");
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PORTC |= (1<<PC6)|(1<<PC7);
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MFRC522 *mfrc522;
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MFRC522 mfrc522_1(PB4, &PORTB, PB2, &PORTB);
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MFRC522 mfrc522_2(PB3, &PORTB, PB2, &PORTB);
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printf("%x %x ", &PORTB, &DDRB);
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printf("%x %x ", &PORTC, &DDRC);
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int reader;
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while(1) {
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uint8_t i;
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uint8_t status;
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uint8_t str[MAX_LEN];
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uint8_t RC_size;
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uint8_t blockAddr; //Select the address of the operation 0～63
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// searching card, return card type
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while(1) {
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mfrc522_1.Init();
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if(mfrc522_1.Request(PICC_REQIDL, str) == MI_OK) {
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mfrc522 = &mfrc522_1;
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printf("Reader 1\n\r");
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reader = 1;
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break;
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}
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mfrc522_2.Init();
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if(mfrc522_2.Request(PICC_REQIDL, str) == MI_OK) {
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mfrc522 = &mfrc522_2;
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printf("Reader 2\n\r");
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reader = 0;
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break;
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}
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}
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status = mfrc522->Anticoll(str);
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memcpy(serNum, str, 5);
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if (status == MI_OK)
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{
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printf("The card's number is : %x%x%x%x%x%x\n\r",
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serNum[0],
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serNum[1],
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serNum[2],
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serNum[3],
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serNum[4]);
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}
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// select card, return card capacity
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RC_size = mfrc522->SelectTag(serNum);
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if (RC_size != 0)
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{}
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if(reader) {
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// write data card
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blockAddr = 7; // data block 7
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status = mfrc522->Auth(PICC_AUTHENT1A, blockAddr, sectorKeyA, serNum); // authentication
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if (status == MI_OK)
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{
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// write data
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blockAddr = blockAddr - 3 ;
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writeDate[15] = writeDate[15] + 1;
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status = mfrc522->Write(blockAddr, writeDate);
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if(status == MI_OK)
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{
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printf("OK!\n\r");
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}
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}
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} else {
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// read card
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blockAddr = 7; // data block 7
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status = mfrc522->Auth(PICC_AUTHENT1A, blockAddr, sectorKeyA, serNum); // authentication
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if (status == MI_OK)
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{
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// read data
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blockAddr = blockAddr - 3 ;
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status = mfrc522->Read(blockAddr, str);
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if (status == MI_OK)
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{
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printf("Read from the card ,the data is : \n\r");
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for (i=0; i<16; i++)
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{
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printf("%x", str[i]);
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if(writeDate[i] != str[i]) printf("Not equal");
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}
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printf("\n\r");
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}
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}
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}
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printf("\n\r\n\n\n");
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mfrc522->Halt(); // command card into sleeping mode
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_delay_ms(1000);
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}
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}
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