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STC11F32單片機芯片與RC522通信的源代碼:
0.png (64.61 KB, 下載次數(shù): 58)
下載附件
2017-4-3 23:47 上傳
完整源碼下載:
STC11F32_RC522-bke.rar
(1.22 MB, 下載次數(shù): 30)
2017-4-3 17:28 上傳
點擊文件名下載附件
下載積分: 黑幣 -5
主程序:
- #include "include.h"
- void delay_ms( INT16U tms )
- {
- INT16U i;
- while( tms-- )
- {
- for( i = 0; i < 300; i ++ )
- {
- nop();
- nop();
- nop();
- nop();
- nop();
- nop();
- }
- }
- }
- void init_led( void )
- {
- P1 = 0x00;
- delay_ms(200);
- P1 = 0Xff;
- }
- void init_port( void )
- {
- // P0M1 = 0x00;
- // P0M0 = 0xff;
- P3M1 &= ~0x10;
- P3M0 |= 0x10;
- //
- // P1M1=0x00;
- // P1M0=0x00;
- //
- // P2M1=0x00;
- // P2M0=0xff;
- //
- // P30=1;
- // P3M1=0x41;
- // P3M0=0xa2;
- //
- // P4M1=0x02;
- // P4M0=0x00;
- BEEP_OFF;
- LED_OFF;
- }
- void init_par( void )
- {
- BEEP_OFF;
- LED_OFF;
- }
- void init_wdt( void ) //2.7S
- {
- // WDT_CONTR = 0xC1;
- // WDT_CONTR = 0x3E;
- }
- void feed_wdt( void )
- {
- // WDT_CONTR = 0x3E;
- }
- void init_all(void)
- {
- EA = 0;
- init_timer();
- init_uart();
- init_port();
- init_rc522();
- init_par();
- init_wdt();
- init_led();
- EA = 1;
- }
- void main(void)
- {
- if((PCON&0x10)==0) //如果POF位=0
- {
- PCON=PCON|0x10; //將POF位置1
- IAP_CONTR=0x60; //軟復(fù)位,從ISP監(jiān)控區(qū)啟動
- }
- else
- {
- PCON=PCON&0xef; //將POF位清零
- }
- lcdInitinal();
- lcdMsg("創(chuàng)思通信",2,2);
- lcdMsg("wwwcsgsmcom",4,1);
- delay_ms(2000);
- lcdInitinal();
- delay_ms(2);
- lcdMsg("余額:----",4,0);
- lcdMsg("卡號:----",2,0);
- lcdMsg("消費:----",3,0);
- lcdMsg("狀態(tài):----",1,0);
- init_all();
- while(1)
- {
- feed_wdt();
- ctrl_process();
- }
- }
復(fù)制代碼
- #include "include.h"
-
- void delay_ns(unsigned int ns)
- {
- unsigned int i;
- for(i=0;i<ns;i++)
- {
- nop();
- nop();
- nop();
- }
- }
- //------------------------------------------
- // 讀SPI數(shù)據(jù)
- //------------------------------------------
- unsigned char SPIReadByte(void)
- {
- unsigned char SPICount; // Counter used to clock out the data
- unsigned char SPIData;
-
- SPIData = 0;
- for (SPICount = 0; SPICount < 8; SPICount++) // Prepare to clock in the data to be read
- {
- SPIData <<=1; // Rotate the data
- CLR_SPI_CK; //nop();//nop(); // Raise the clock to clock the data out of the MAX7456
- if(STU_SPI_MISO)
- {
- SPIData|=0x01;
- }
- SET_SPI_CK; //nop();//nop(); // Drop the clock ready for the next bit
- } // and loop back
- return (SPIData); // Finally return the read data
- }
- //------------------------------------------
- // 寫SPI數(shù)據(jù)
- //------------------------------------------
- void SPIWriteByte(unsigned char SPIData)
- {
- unsigned char SPICount; // Counter used to clock out the data
- for (SPICount = 0; SPICount < 8; SPICount++)
- {
- if (SPIData & 0x80)
- {
- SET_SPI_MOSI;
- }
- else
- {
- CLR_SPI_MOSI;
- }
- nop();nop();
- CLR_SPI_CK;nop();nop();
- SET_SPI_CK;nop();nop();
- SPIData <<= 1;
- }
- }
- /////////////////////////////////////////////////////////////////////
- //功 能:讀RC632寄存器
- //參數(shù)說明:Address[IN]:寄存器地址
- //返 回:讀出的值
- /////////////////////////////////////////////////////////////////////
- unsigned char ReadRawRC(unsigned char Address)
- {
- unsigned char ucAddr;
- unsigned char ucResult=0;
- CLR_SPI_CS;
- ucAddr = ((Address<<1)&0x7E)|0x80;
- SPIWriteByte(ucAddr);
- ucResult=SPIReadByte();
- SET_SPI_CS;
- return ucResult;
- }
- /////////////////////////////////////////////////////////////////////
- //功 能:寫RC632寄存器
- //參數(shù)說明:Address[IN]:寄存器地址
- // value[IN]:寫入的值
- /////////////////////////////////////////////////////////////////////
- void WriteRawRC(unsigned char Address, unsigned char value)
- {
- unsigned char ucAddr;
- CLR_SPI_CS;
- ucAddr = ((Address<<1)&0x7E);
- SPIWriteByte(ucAddr);
- SPIWriteByte(value);
- SET_SPI_CS;
- }
- /////////////////////////////////////////////////////////////////////
- //功 能:清RC522寄存器位
- //參數(shù)說明:reg[IN]:寄存器地址
- // mask[IN]:清位值
- /////////////////////////////////////////////////////////////////////
- void ClearBitMask(unsigned char reg,unsigned char mask)
- {
- char tmp = 0x00;
- tmp = ReadRawRC(reg);
- WriteRawRC(reg, tmp & ~mask); // clear bit mask
- }
- /////////////////////////////////////////////////////////////////////
- //功 能:置RC522寄存器位
- //參數(shù)說明:reg[IN]:寄存器地址
- // mask[IN]:置位值
- /////////////////////////////////////////////////////////////////////
- void SetBitMask(unsigned char reg,unsigned char mask)
- {
- char tmp = 0x00;
- tmp = ReadRawRC(reg);
- WriteRawRC(reg,tmp | mask); // set bit mask
- }
- /////////////////////////////////////////////////////////////////////
- //用MF522計算CRC16函數(shù)
- /////////////////////////////////////////////////////////////////////
- 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<len; 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:通過RC522和ISO14443卡通訊
- //參數(shù)說明:Command[IN]:RC522命令字
- // pInData[IN]:通過RC522發(fā)送到卡片的數(shù)據(jù)
- // InLenByte[IN]:發(fā)送數(shù)據(jù)的字節(jié)長度
- // pOutData[OUT]:接收到的卡片返回數(shù)據(jù)
- // *pOutLenBit[OUT]:返回數(shù)據(jù)的位長度
- /////////////////////////////////////////////////////////////////////
- char PcdComMF522(unsigned char Command,
- unsigned char *pInData,
- unsigned char InLenByte,
- unsigned char *pOutData,
- unsigned int *pOutLenBit)
- {
- char status = MI_ERR;
- unsigned char irqEn = 0x00;
- unsigned char waitFor = 0x00;
- unsigned char lastBits;
- unsigned char n;
- unsigned int i;
- switch (Command)
- {
- case PCD_AUTHENT:
- irqEn = 0x12;
- waitFor = 0x10;
- break;
- case PCD_TRANSCEIVE:
- irqEn = 0x77;
- waitFor = 0x30;
- break;
- default:
- break;
- }
-
- WriteRawRC(ComIEnReg,irqEn|0x80);
- ClearBitMask(ComIrqReg,0x80);
- WriteRawRC(CommandReg,PCD_IDLE);
- SetBitMask(FIFOLevelReg,0x80);
-
- for (i=0; i<InLenByte; i++)
- {
- WriteRawRC(FIFODataReg, pInData[i]);
- }
- WriteRawRC(CommandReg, Command);
-
- if (Command == PCD_TRANSCEIVE)
- {
- SetBitMask(BitFramingReg,0x80);
- }
-
- //i = 600;//根據(jù)時鐘頻率調(diào)整,操作M1卡最大等待時間25ms
- i = 2000;
- do
- {
- n = ReadRawRC(ComIrqReg);
- i--;
- }
- while ((i!=0) && !(n&0x01) && !(n&waitFor));
- ClearBitMask(BitFramingReg,0x80);
- if (i!=0)
- {
- if(!(ReadRawRC(ErrorReg)&0x1B))
- {
- status = MI_OK;
- if (n & irqEn & 0x01)
- { status = MI_NOTAGERR; }
- if (Command == PCD_TRANSCEIVE)
- {
- n = ReadRawRC(FIFOLevelReg);
- lastBits = ReadRawRC(ControlReg) & 0x07;
- if (lastBits)
- {
- *pOutLenBit = (n-1)*8 + lastBits;
- }
- else
- {
- *pOutLenBit = n*8;
- }
- if (n == 0)
- {
- n = 1;
- }
- if (n > MAXRLEN)
- {
- n = MAXRLEN;
- }
- for (i=0; i<n; i++)
- {
- pOutData[i] = ReadRawRC(FIFODataReg);
- }
- }
- }
- else
- {
- status = MI_ERR;
- }
-
- }
-
- SetBitMask(ControlReg,0x80); // stop timer now
- WriteRawRC(CommandReg,PCD_IDLE);
- return status;
- }
-
- /////////////////////////////////////////////////////////////////////
- //功 能:尋卡
- //參數(shù)說明: req_code[IN]:尋卡方式
- // 0x52 = 尋感應(yīng)區(qū)內(nèi)所有符合14443A標(biāo)準(zhǔn)的卡
- // 0x26 = 尋未進入休眠狀態(tài)的卡
- // pTagType[OUT]:卡片類型代碼
- // 0x4400 = Mifare_UltraLight
- // 0x0400 = Mifare_One(S50)
- // 0x0200 = Mifare_One(S70)
- // 0x0800 = Mifare_Pro(X)
- // 0x4403 = Mifare_DESFire
- //返 回: 成功返回MI_OK
- /////////////////////////////////////////////////////////////////////
- char PcdRequest(unsigned char req_code,unsigned char *pTagType)
- {
- char status;
- unsigned int unLen;
- unsigned char ucComMF522Buf[MAXRLEN];
- ClearBitMask(Status2Reg,0x08);
- WriteRawRC(BitFramingReg,0x07);
- SetBitMask(TxControlReg,0x03);
-
- ucComMF522Buf[0] = req_code;
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,1,ucComMF522Buf,&unLen);
- if ((status == MI_OK) && (unLen == 0x10))
- {
- *pTagType = ucComMF522Buf[0];
- *(pTagType+1) = ucComMF522Buf[1];
- }
- else
- {
- status = MI_ERR;
- }
-
- return status;
- }
- /////////////////////////////////////////////////////////////////////
- //功 能:防沖撞
- //參數(shù)說明: pSnr[OUT]:卡片序列號,4字節(jié)
- //返 回: 成功返回MI_OK
- /////////////////////////////////////////////////////////////////////
- char PcdAnticoll(unsigned char *pSnr)
- {
- char status;
- unsigned char i,snr_check=0;
- unsigned int unLen;
- unsigned char ucComMF522Buf[MAXRLEN];
-
- ClearBitMask(Status2Reg,0x08);
- WriteRawRC(BitFramingReg,0x00);
- ClearBitMask(CollReg,0x80);
-
- ucComMF522Buf[0] = PICC_ANTICOLL1;
- ucComMF522Buf[1] = 0x20;
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,2,ucComMF522Buf,&unLen);
- if (status == MI_OK)
- {
- for (i=0; i<4; i++)
- {
- *(pSnr+i) = ucComMF522Buf[i];
- snr_check ^= ucComMF522Buf[i];
- }
- if (snr_check != ucComMF522Buf[i])
- {
- status = MI_ERR;
- }
- }
-
- SetBitMask(CollReg,0x80);
- return status;
- }
- /////////////////////////////////////////////////////////////////////
- //功 能:選定卡片
- //參數(shù)說明: pSnr[IN]:卡片序列號,4字節(jié)
- //返 回: 成功返回MI_OK
- /////////////////////////////////////////////////////////////////////
- char PcdSelect(unsigned char *pSnr)
- {
- char status;
- unsigned char i;
- unsigned int unLen;
- unsigned char ucComMF522Buf[MAXRLEN];
-
- ucComMF522Buf[0] = PICC_ANTICOLL1;
- ucComMF522Buf[1] = 0x70;
- ucComMF522Buf[6] = 0;
- for (i=0; i<4; i++)
- {
- ucComMF522Buf[i+2] = *(pSnr+i);
- ucComMF522Buf[6] ^= *(pSnr+i);
- }
- CalulateCRC(ucComMF522Buf,7,&ucComMF522Buf[7]);
-
- ClearBitMask(Status2Reg,0x08);
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,9,ucComMF522Buf,&unLen);
-
- if ((status == MI_OK) && (unLen == 0x18))
- {
- status = MI_OK;
- }
- else
- {
- status = MI_ERR;
- }
- return status;
- }
- /////////////////////////////////////////////////////////////////////
- //功 能:驗證卡片密碼
- //參數(shù)說明: auth_mode[IN]: 密碼驗證模式
- // 0x60 = 驗證A密鑰
- // 0x61 = 驗證B密鑰
- // addr[IN]:塊地址
- // pKey[IN]:密碼
- // pSnr[IN]:卡片序列號,4字節(jié)
- //返 回: 成功返回MI_OK
- /////////////////////////////////////////////////////////////////////
- char PcdAuthState(unsigned char auth_mode,unsigned char addr,unsigned char *pKey,unsigned char *pSnr)
- {
- char status;
- unsigned int unLen;
- unsigned char ucComMF522Buf[MAXRLEN];
- ucComMF522Buf[0] = auth_mode;
- ucComMF522Buf[1] = addr;
- memcpy(&ucComMF522Buf[2], pKey, 6);
- memcpy(&ucComMF522Buf[8], pSnr, 6);
-
- status = PcdComMF522(PCD_AUTHENT,ucComMF522Buf,12,ucComMF522Buf,&unLen);
- if ((status != MI_OK) || (!(ReadRawRC(Status2Reg) & 0x08)))
- {
- status = MI_ERR;
- }
-
- return status;
- }
- /////////////////////////////////////////////////////////////////////
- //功 能:讀取M1卡一塊數(shù)據(jù)
- //參數(shù)說明: addr[IN]:塊地址
- // pData[OUT]:讀出的數(shù)據(jù),16字節(jié)
- //返 回: 成功返回MI_OK
- /////////////////////////////////////////////////////////////////////
- char PcdRead(unsigned char addr,unsigned char *pData)
- {
- char status;
- unsigned int unLen;
- unsigned char ucComMF522Buf[MAXRLEN];
- ucComMF522Buf[0] = PICC_READ;
- ucComMF522Buf[1] = addr;
- CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
-
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
- if ((status == MI_OK) && (unLen == 0x90))
- {
- memcpy(pData, ucComMF522Buf, 16);
- }
- else
- {
- status = MI_ERR;
- }
-
- return status;
- }
- /////////////////////////////////////////////////////////////////////
- //功 能:寫數(shù)據(jù)到M1卡一塊
- //參數(shù)說明: addr[IN]:塊地址
- // pData[IN]:寫入的數(shù)據(jù),16字節(jié)
- //返 回: 成功返回MI_OK
- /////////////////////////////////////////////////////////////////////
- char PcdWrite(unsigned char addr,unsigned char *pData)
- {
- char status;
- unsigned int unLen;
- unsigned char 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)
- {
- memcpy(ucComMF522Buf, pData, 16);
- 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:命令卡片進入休眠狀態(tài)
- //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;
- }
- /////////////////////////////////////////////////////////////////////
- //功 能:復(fù)位RC522
- //返 回: 成功返回MI_OK
- /////////////////////////////////////////////////////////////////////
- char PcdReset(void)
- {
- SET_RC522RST;
- delay_ns(10);
- CLR_RC522RST;
- delay_ns(10);
- SET_RC522RST;
- delay_ns(10);
- WriteRawRC(CommandReg,PCD_RESETPHASE);
- delay_ns(10);
-
- WriteRawRC(ModeReg,0x3D); //和Mifare卡通訊,CRC初始值0x6363
- WriteRawRC(TReloadRegL,30);
- WriteRawRC(TReloadRegH,0);
- WriteRawRC(TModeReg,0x8D);
- WriteRawRC(TPrescalerReg,0x3E);
-
- WriteRawRC(TxAutoReg,0x40);//必須要
-
- return MI_OK;
- }
- //////////////////////////////////////////////////////////////////////
- //設(shè)置RC632的工作方式
- //////////////////////////////////////////////////////////////////////
- char M500PcdConfigISOType(unsigned char type)
- {
- if (type == 'A') //ISO14443_A
- {
- ClearBitMask(Status2Reg,0x08);
- WriteRawRC(ModeReg,0x3D);//3F
- WriteRawRC(RxSelReg,0x86);//84
- WriteRawRC(RFCfgReg,0x7F); //4F
- WriteRawRC(TReloadRegL,30);//tmoLength);// TReloadVal = 'h6a =tmoLength(dec)
- WriteRawRC(TReloadRegH,0);
- WriteRawRC(TModeReg,0x8D);
- WriteRawRC(TPrescalerReg,0x3E);
- delay_ns(1000);
- PcdAntennaOn();
- }
- else{ return -1; }
-
- return MI_OK;
- }
- /////////////////////////////////////////////////////////////////////
- //開啟天線
- //每次啟動或關(guān)閉天險發(fā)射之間應(yīng)至少有1ms的間隔
- /////////////////////////////////////////////////////////////////////
- …………限于本文篇幅 余下代碼請從51黑下載附件…………
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