29、define uint unsigned intsbit RC522_RST = P09/RSTsbit LED = P0A7;#define call_uart() TI=1#define TRUE 1#define FALSE 0/RC522命令字/#define PCD_IDLE/取消当前命令#define PCD_AUTHENT/验证密钥#define PCD_RECEIVE/接收数据#define PCD_TRANSMIT/发送数据#define PCD_TRANSCEIVE/发送并接收数据...
Cloud Studio代码运行 voidu16ToString(uchar Volume[],char*hexStr,uint u){/* hexStr Ϊת»»ºóµÄ×Ö·û´® XXXX*/uint j,k;char strlist[]="0123456789ABCDEF";/*16½øÖÆ×Ö·û±í£¬Óòé±í·¨¸ßЧ¿ìËÙ*/for(j=...
*功能描述:命令卡片进入休眠状态 *输入参数:无 *返回值:无 */ void MFRC522_Halt(void) { uchar status; uint unLen; uchar buff[4]; buff[0] = PICC_HALT; buff[1] = 0; CalulateCRC(buff, 2, &buff[2]); status = MFRC522_ToCard(PCD_TRANSCEIVE, buff, 4, buff,&unLen); }©...
Each structure, enumeration and macro definition has a blank line. The internal use of the file must use the static type and add "a_" before the function name to distinguish it from external functions, such as "static uint8_t a_set_way(uint8_t way)". The program design must include ...
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4)读写模式中与ISO 1443A/MIFARE的通信距离高达50mm,取决天线的长度和调谐。 5)读写器模式下支持MIFARE Classic加密。 6)支持ISO 1443 212kbit/s和424bit/s的更高传输速率的通信。 7)64字节的发送和接收FIFO缓冲区。 8)灵活的中断模式。 9)低功耗的硬件复位功能。 10)软件掉电模式。 11)可编程定时器。
如果CPU与NRSTPD之间没有连接,请将其设置为UINT8_MAX。在这种情况下,PCD_Init()中将只使用软重置。 ): MFRC522(SS, resetPowerDownPin) { // SS在pins_arduino.h中定义 } // 结束构造函数 /** * 建造商。 * 准备输出引脚。 */ MFRC522::MFRC522( byte chipSelectPin, ///<Arduino引脚连接到MF...
39、522_SetBit(uchar reg,uchar mask); void RC522_ClearBit(uchar reg,uchar mask); void RC522_CalCRC16(uchar *In,uchar len,uchar *Out);void RC522_Antenna(bit status);void RC522_Reset(void);void RC522_Init(void);char Card_Comm(uchar cmd,uchar *In,uchar InLen,uchar *Out,uint *Out...
STATUS_CRC_WRONG = 8, // The CRC_A does not match STATUS_MIFARE_NACK = 9 // A MIFARE PICC responded with NAK. }; // A struct used for passing the UID of a PICC. typedef struct { uint8_t size; // Number of bytes in the UID. 4, 7 or 10. uint8_t uidByte[10]; uint8...