int main(int argc, char **argv) {
MFRC522_Status_t ret;
//Recognized card ID
uint8_t CardID[5] = { 0x00, };
static char command_buffer[1024];
ret = MFRC522_Init('A');
if (ret < 0) {
perror("Failed to initialize");
exit(-1);
}
printf("User Space RC522 Application\r\n");
while (1) {
/*Main Loop Start*/
DISP_COMMANDLINE();
scanf("%s", command_buffer);
if (strcmp(command_buffer, "scan") == 0) {
puts("Scanning");
while (1) {
ret = MFRC522_Check(CardID);
if (ret != MI_OK) {
printf(".");
fflush(stdout);
continue;
}
ret |= tag_select(CardID);
if (ret == MI_OK) {
ret = scan_loop(CardID);
if (ret < 0) {
goto END_SCAN;
} else if (ret == 1) {
goto HALT;
}
}
}
END_SCAN: printf("Card error...");
HALT: puts("Halt");
} else if (strcmp(command_buffer, "quit") == 0
|| strcmp(command_buffer, "exit") == 0) {
return 0;
} else {
puts("Unknown command");
puts("scan:scan card and dump");
puts("quit:exit program");
}
/*Main Loop End*/
}
}
void main()
{
char UID[6];
unsigned char TagType;
char size;
// char i;
UART_init();
//Inicializa Soft SPI
SPI_init(0);
//inicializa o modulo RFID
MFRC522_Init();
TRIS_LED1 = 0;
TRIS_BUTTON = 1;
TRIS_OUTPUT1 = 0;
for(int i=0;i<10;i++)
{
LED1 = 1;
__delay_ms(250);
LED1 = 0;
__delay_ms(250);
}
while(1)
{
if(BUTTON == 0)
{
num++;
}
if(num==8)
{
clear_list_cards();
printf("Lista apagada\n\r");
num=0;
LED1 = 1;
for(char i=0;i<10;i++)__delay_ms(100);
LED1 = 0;
}
//Letura
if( MFRC522_isCard( &TagType ) )
{
//Exibe o tipo do cartão na serial
printf("Tipo de Tag: %u\n\r",TagType);
//Faz a leitura do numero de serie
if( MFRC522_ReadCardSerial( UID ) )
{
//Só mostra que um cartão foi lido
LED1 = 1;
printf("Codigo: ");
for(int i=0; i < 5; i++)
{
printf("%X ",UID[i]);
}
printf("\n\r");
//Gravação
if(BUTTON == 0)
{
record_card(UID);
num = 0;
printf("Cartão cadastrado\n\r");
LED1=1;
__delay_ms(250);
LED1=0;
}
//Comparação
if(compare_card(UID))
{
OUTPUT1=1;
printf("Cartão reconhecido!\n\r");
for(char i=0;i<8;i++)__delay_ms(250);//2 segundos
OUTPUT1=0;
}
else
{
printf("Cadastre o cartão\n\r");
}
// size = MFRC522_SelectTag( UID );
}
//Estado de hibernação
//MFRC522_Halt();
}
LED1 = 0;
__delay_ms(250);
}
}
void main(void)
{
unsigned char i=0;
unsigned char status;
unsigned char str[MAX_LEN];
unsigned char RC_size;
unsigned char blockAddr;
unsigned char mynum[20];
unsigned char serNum[7];
uint8_t RCV;
int resulta=0;
int fd;
int a=0;
fd=Init_SPI("/dev/spidev0.0");
setup_io();
SET_INPUT(25);
SET_OUTPUT(25);
ApiInit(fd);
MFRC522_Init();
a=Read_MFRC522(VersionReg);
printf("MFRC Version Read %02X \r\n",a);
// for(a=0;a<10;a++)
// {
// RCV=Read_MFRC522(VersionReg);
// //RCV=SPI_transfer(fd,a);
// printf("RCV %02X \r\n",RCV);
// SET_BIT(25);
// sleep(1);
// CLR_BIT(25);
// sleep(1);
// }
while(1)
{
status = MFRC522_Request(PICC_REQIDL, str);
if(resulta==status){
}else{
resulta=status;
}
if (status == MI_OK)
{
mifare_tag_type(str);
//usleep(1000);
}
status = MFRC522_Anticoll(str);
memcpy(serNum, str,5);
if (status == MI_OK)
{
printf("UID :");
for(i=0;i<5;i++)
{
printf("[");
printf("%02X",serNum[i]);
printf("]");
}
printf("\n");
//usleep(1000);
}
RC_size=MFRC522_SelectTag(serNum);
if(RC_size !=0)
{
printf("Select_OK Size %02d \n",RC_size);
puts("");
puts("");
}
}
close(fd);
}
static int rc522_open(struct inode *inode, struct file *file)
{
uint8_t str[MAX_LEN];
uint8_t writeData[16]={1, 2, 3, 4, 0};
uint8_t i;
uint8_t status;
uint8_t size;
uint8_t blockAddr; //选择操作的块地址0～63
//扇区A密码，16个扇区，每个扇区密码6Byte
uint8_t sectorKeyA[16][16] = {{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},};
printk("rc522_open\r\n");
SPI_Init();
MFRC522_Init();
while (1)
{
//寻卡，返回卡类型
status = MFRC522_Request(PICC_REQIDL, str);
if (status == MI_OK)
{
printk("%d \r\n", str[0]);
printk("%d \r\n", str[1]);
}
//防冲撞，返回卡的序列号 4字节
status = MFRC522_Anticoll(str);
memcpy(serNum, str, 5);
if (status == MI_OK)
{
printk("%d \r\n", serNum[0]);
printk("%d \r\n", serNum[1]);
printk("%d \r\n", serNum[2]);
printk("%d \r\n", serNum[3]);
printk("%d \r\n", serNum[4]);
}
//选卡，返回卡容量
size = MFRC522_SelectTag(serNum);
if (size != 0)
{
printk("size is %d", size);
}
//写
blockAddr = 1; //数据块
status = MFRC522_Auth(PICC_AUTHENT1A, blockAddr, sectorKeyA[blockAddr/4], serNum); //认证
if (status == MI_OK)
{
//写数据
status = MFRC522_Write(blockAddr, writeData);
}
//读
blockAddr = 1; //数据块
status = MFRC522_Auth(PICC_AUTHENT1A, blockAddr, sectorKeyA[blockAddr/4], serNum); //认证
if (status == MI_OK)
{
//读数据
status = MFRC522_Read(blockAddr, str);
if (status == MI_OK)
{
for (i=0; i<16; i++)
{
printk("%d ", str[i]);
}
}
}
MFRC522_Halt(); //命令卡片进入休眠状态*/
}
}
