简易IC卡收费器单片机课程设计(6)

ucComMF522Buf[0] = auth_mode; ucComMF522Buf[1] = addr; for (i=0; i<6; i++)

{ ucComMF522Buf[i+2] = *(pKey+i); } for (i=0; i<6; i++)

{ ucComMF522Buf[i+8] = *(pSnr+i);

}

//

// memcpy(&ucComMF522Buf[2], pKey, 6); // memcpy(&ucComMF522Buf[8], pSnr, 4); status =

PcdComMF522(PCD_AUTHENT,ucComMF522Buf,12,ucComMF522Buf,&unLen); if ((status != MI_OK) || (!(ReadRawRC(Status2Reg) & 0x08))) { status = MI_ERR; }

return status; }

///////////////////////////////////////////////////////////////////// //功 能：读取M1卡一块数据 //参数说明: addr[IN]：块地址

// pData[OUT]：读出的数据，16字节 //返 回: 成功返回MI_OK

///////////////////////////////////////////////////////////////////// char PcdRead(unsigned char addr,unsigned char *pData) {

char status;

unsigned int unLen;

unsigned char i,ucComMF522Buf[MAXRLEN];

ucComMF522Buf[0] = PICC_READ; ucComMF522Buf[1] = addr;

CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]); status =

PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);

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if ((status == MI_OK) && (unLen == 0x90))

// { memcpy(pData, ucComMF522Buf, 16); } {

for (i=0; i<16; i++) {

*(pData+i) = ucComMF522Buf[i]; }

} else

{ status = MI_ERR; }

return status; }

///////////////////////////////////////////////////////////////////// //功 能：写数据到M1卡一块 //参数说明: addr[IN]：块地址

// pData[IN]：写入的数据，16字节 //返 回: 成功返回MI_OK

///////////////////////////////////////////////////////////////////// char PcdWrite(unsigned char addr,unsigned char *pData) {

char status;

unsigned int unLen;

unsigned char i,ucComMF522Buf[MAXRLEN];

ucComMF522Buf[0] = PICC_WRITE; ucComMF522Buf[1] = addr;

CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);

status =

PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);

if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A)) { status = MI_ERR; }

if (status == MI_OK) {

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//memcpy(ucComMF522Buf, pData, 16); for (i=0; i<16; i++)

{ ucComMF522Buf[i] = *(pData+i); }

CalulateCRC(ucComMF522Buf,16,&ucComMF522Buf[16]);

status =

PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,18,ucComMF522Buf,&unLen); if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A)) { status = MI_ERR; } }

return status; }

///////////////////////////////////////////////////////////////////// //功 能：命令卡片进入休眠状态 //返 回: 成功返回MI_OK

///////////////////////////////////////////////////////////////////// char PcdHalt(void) {

char status;

unsigned int unLen;

unsigned char ucComMF522Buf[MAXRLEN];

ucComMF522Buf[0] = PICC_HALT; ucComMF522Buf[1] = 0;

CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);

status =

PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);

return MI_OK; }

///////////////////////////////////////////////////////////////////// //用MF522计算CRC16函数

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/////////////////////////////////////////////////////////////////////

void CalulateCRC(unsigned char *pIndata,unsigned char len,unsigned char *pOutData) {

unsigned char i,n;

ClearBitMask(DivIrqReg,0x04);

WriteRawRC(CommandReg,PCD_IDLE); SetBitMask(FIFOLevelReg,0x80); for (i=0; i

{ WriteRawRC(FIFODataReg, *(pIndata+i)); } WriteRawRC(CommandReg, PCD_CALCCRC); i = 0xFF; do {

n = ReadRawRC(DivIrqReg); i--; }

while ((i!=0) && !(n&0x04));

pOutData[0] = ReadRawRC(CRCResultRegL); pOutData[1] = ReadRawRC(CRCResultRegM); }

///////////////////////////////////////////////////////////////////// //功 能：复位RC522 //返 回: 成功返回MI_OK

///////////////////////////////////////////////////////////////////// char PcdReset(void) {

MF522_RST=1; _nop_(); MF522_RST=0; _nop_(); MF522_RST=1; _nop_();

WriteRawRC(CommandReg,PCD_RESETPHASE); _nop_();

WriteRawRC(ModeReg,0x3D); //和Mifare卡通讯，CRC初始值0x6363 WriteRawRC(TReloadRegL,30);

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WriteRawRC(TReloadRegH,0); WriteRawRC(TModeReg,0x8D); WriteRawRC(TPrescalerReg,0x3E); WriteRawRC(TxAutoReg,0x40); return MI_OK; }

////////////////////////////////////////////////////////////////////// //设置RC632的工作方式

////////////////////////////////////////////////////////////////////// char M500PcdConfigISOType(unsigned char type) {

if (type == 'A') //ISO14443_A {

ClearBitMask(Status2Reg,0x08);

/* WriteRawRC(CommandReg,0x20); //as default WriteRawRC(ComIEnReg,0x80); //as default WriteRawRC(DivlEnReg,0x0); //as default */

WriteRawRC(ModeReg,0x3D);//3F

/* WriteRawRC(TxModeReg,0x0); //as default???

WriteRawRC(TxSelReg,0x10); //as default??? */

WriteRawRC(RxSelReg,0x86);//84

// WriteRawRC(RxThresholdReg,0x84);//as default // WriteRawRC(DemodReg,0x4D); //as default

// WriteRawRC(ModWidthReg,0x13);//26 WriteRawRC(RFCfgReg,0x7F); //4F

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WriteRawRC(ComIrqReg,0x04); //as default WriteRawRC(DivIrqReg,0x0); //as default

WriteRawRC(Status2Reg,0x0);//80 //trun off temperature sensor WriteRawRC(WaterLevelReg,0x08); //as default WriteRawRC(CollReg,0x80); //as default

WriteRawRC(ControlReg,0x20); //as default

WriteRawRC(RxModeReg,0x0); //as default??? WriteRawRC(TxControlReg,0x80); //as default???