Mifare RC500上位机应用程序源代码

#define M500_GLOBALS #include <string.h> #include <stdio.h> #include <absacc.h> #include <intrins.h> #include "Mfreg500.h" #include "MfErrNo.h" #include "reg52.h" #include "M500AuC.h" #define GetRegPage(addr) (0x80 | (addr>>3)) #define nocard 0 #define mifare1 1 #define mifarepro 2 #define mifarelight 3 #define unknowncard 4 #define NO_TIMER2 1 /////////////////////////////////////////////////////////////////////// // 往一个地址写一个数据 /////////////////////////////////////////////////////////////////////// void WriteRawIO(unsigned char Address,unsigned char value) { XBYTE[Address]=value; } /////////////////////////////////////////////////////////////////////// // 从一个地址读出一个数据 /////////////////////////////////////////////////////////////////////// unsigned char ReadRawIO(unsigned char Address) { return XBYTE[Address]; } /////////////////////////////////////////////////////////////////////// // 往一个地址写一个数据(EEPROM) /////////////////////////////////////////////////////////////////////// void WriteIO(unsigned char Address, unsigned char value) { WriteRawIO(0x00,GetRegPage(Address)); WriteRawIO(Address,value); } /////////////////////////////////////////////////////////////////////// // 从一个地址读出一个数据(EEPROM) /////////////////////////////////////////////////////////////////////// unsigned char ReadIO(unsigned char Address) { WriteRawIO(0x00,GetRegPage(Address)); return ReadRawIO(Address); } /////////////////////////////////////////////////////////////////////// // 设置定时时间 /////////////////////////////////////////////////////////////////////// void M500PcdSetTmo(unsigned char tmoLength) { switch(tmoLength) { case 1: WriteIO(RegTimerClock,0x07); WriteIO(RegTimerReload,0x6a); break; case 2: WriteIO(RegTimerClock,0x07); WriteIO(RegTimerReload,0xa0); break; case 3: WriteIO(RegTimerClock,0x09); WriteIO(RegTimerReload,0xa0); break; case 4: WriteIO(RegTimerClock,0x09); WriteIO(RegTimerReload,0xff); break; case 5: WriteIO(RegTimerClock,0x0b); WriteIO(RegTimerReload,0xff); break; case 6: WriteIO(RegTimerClock,0x0d); WriteIO(RegTimerReload,0xff); break; case 7: WriteIO(RegTimerClock,0x0f); WriteIO(RegTimerReload,0xff); break; default: WriteIO(RegTimerClock,0x07); WriteIO(RegTimerReload,tmoLength); break; } } /////////////////////////////////////////////////////////////////////// // Request Command defined in ISO14443(Mifare) /////////////////////////////////////////////////////////////////////// char M500PcdCmd(unsigned char cmd, volatile unsigned char data *rcv, MfCmdInfo idata *info) { char idata status = MI_OK; char idata tmpStatus ; unsigned char idata lastBits; unsigned int idata timecnt = 0; unsigned char idata irqEn = 0x00; unsigned char idata waitFor = 0x00; unsigned char idata timerCtl = 0x00; WriteIO(RegInterruptEn,0x7F); WriteIO(RegInterruptRq,0x7F); WriteIO(RegCommand,PCD_IDLE); FlushFIFO(); MpIsrInfo = info; MpIsrOut = rcv; info->irqSource = 0x00; switch(cmd) { case PCD_IDLE: irqEn = 0x00; waitFor = 0x00; break; case PCD_WRITEE2: irqEn = 0x11; waitFor = 0x10; break; case PCD_READE2: irqEn = 0x07; waitFor = 0x04; break; case PCD_LOADCONFIG: case PCD_LOADKEYE2: case PCD_AUTHENT1: irqEn = 0x05; waitFor = 0x04; break; case PCD_CALCCRC: irqEn = 0x11; waitFor = 0x10; break; case PCD_AUTHENT2: irqEn = 0x04; waitFor = 0x04; break; case PCD_RECEIVE: info->nBitsReceived = -(ReadIO(RegBitFraming) >> 4); irqEn = 0x06; waitFor = 0x04; break; case PCD_LOADKEY: irqEn = 0x05; waitFor = 0x04; break; case PCD_TRANSMIT: irqEn = 0x05; waitFor = 0x04; break; case PCD_TRANSCEIVE: info->nBitsReceived = -(ReadIO(RegBitFraming) >> 4); irqEn = 0x3D; waitFor = 0x04; break; default: status = MI_UNKNOWN_COMMAND; } if (status == MI_OK) { irqEn |= 0x20; waitFor |= 0x20; timecnt=1000; WriteIO(RegInterruptEn,irqEn | 0x80); WriteIO(RegCommand,cmd); while (!(MpIsrInfo->irqSource & waitFor||!(timecnt--))); WriteIO(RegInterruptEn,0x7F); WriteIO(RegInterruptRq,0x7F); SetBitMask(RegControl,0x04); WriteIO(RegCommand,PCD_IDLE); if (!(MpIsrInfo->irqSource & waitFor)) { status = MI_ACCESSTIMEOUT; } else { status = MpIsrInfo->status; } if (status == MI_OK) { if (tmpStatus = (ReadIO(RegErrorFlag) & 0x17)) { if (tmpStatus & 0x01) { info->collPos = ReadIO(RegCollPos); status = MI_COLLERR; } else { info->collPos = 0; if (tmpStatus & 0x02) { status = MI_PARITYERR; } } if (tmpStatus & 0x04) { status = MI_FRAMINGERR; } if (tmpStatus & 0x10) { FlushFIFO(); status = MI_OVFLERR; } if (tmpStatus & 0x08) { status = MI_CRCERR; } if (status == MI_OK) status = MI_NY_IMPLEMENTED; } if (cmd == PCD_TRANSCEIVE) { lastBits = ReadIO(RegSecondaryStatus) & 0x07; if (lastBits) info->nBitsReceived += (info->nBytesReceived-1) * 8 + lastBits; else info->nBitsReceived += info->nBytesReceived * 8; } } else { info->collPos = 0x00; } } MpIsrInfo = 0; MpIsrOut = 0; return status; } /////////////////////////////////////////////////////////////////////// // 置一个bit /////////////////////////////////////////////////////////////////////// char SetBitMask(unsigned char reg,unsigned char mask) { char idata tmp = 0x00; tmp = ReadIO(reg); WriteIO(reg,tmp | mask); // set bit mask return 0x00; } /////////////////////////////////////////////////////////////////////// // 清一个bit /////////////////////////////////////////////////////////////////////// char ClearBitMask(unsigned char reg,unsigned char mask) { char idata tmp = 0x00;