📄 rc500.lst
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C51 COMPILER V7.06 RC500 12/15/2008 16:23:27 PAGE 16
924 {
925 if (status & 0x40)
926 {
927 status = MI_KEYERR;
928 }
929 else
930 {
931 status = MI_AUTHERR;
932 }
933 }
934 else
935 {
936 SerBuffer[0] = auth_mode;
937
938 SerBuffer[1] = block;
939 memcpy(SerBuffer + 2,snr,4);
940 ResetInfo(MInfo);
941 MInfo.nBytesToSend = 6;
942 if ((status = M500PcdCmd(PCD_AUTHENT1,SerBuffer,&MInfo)) == MI_OK)
943 {
944 if (ReadIO(RegSecondaryStatus) & 0x07)
945 {
946 status = MI_BITCOUNTERR;
947 }
948 else
949 {
950 ResetInfo(MInfo);
951 MInfo.nBytesToSend = 0;
952 if ((status = M500PcdCmd(PCD_AUTHENT2,
953 SerBuffer,
954 &MInfo)) == MI_OK)
955 {
956 if ( ReadIO(RegControl) & 0x08 )
957 {
958 status = MI_OK;
959 }
960 else
961 {
962 status = MI_AUTHERR;
963 }
964 }
965 }
966 }
967 }
968 return status;
969 }*/
970
971 ////////////////////////////////////////////////////////////////
972 // Read the mifare card
973 // 读卡
974 ////////////////////////////////////////////////////////////////
975 /*char M500PiccRead(unsigned char addr,unsigned char *_data)
976 {
977 char idata status = MI_OK;
978 char idata tmp = 0;
979
980 FlushFIFO();
981
982 M500PcdSetTmo(3);
983 WriteIO(RegChannelRedundancy,0x0F);
984 ResetInfo(MInfo);
985 SerBuffer[0] = PICC_READ;
C51 COMPILER V7.06 RC500 12/15/2008 16:23:27 PAGE 17
986 SerBuffer[1] = addr;
987 MInfo.nBytesToSend = 2;
988 status = M500PcdCmd(PCD_TRANSCEIVE,SerBuffer,&MInfo);
989
990 if (status != MI_OK)
991 {
992 if (status != MI_NOTAGERR )
993 {
994 if (MInfo.nBitsReceived == 4)
995 {
996 SerBuffer[0] &= 0x0f;
997 if ((SerBuffer[0] & 0x0a) == 0)
998 {
999 status = MI_NOTAUTHERR;
1000 }
1001 else
1002 {
1003 status = MI_CODEERR;
1004 }
1005 }
1006 }
1007 memcpy(_data,"0000000000000000",16);
1008 }
1009 else // Response Processing
1010 {
1011 if (MInfo.nBytesReceived != 16)
1012 {
1013 status = MI_BYTECOUNTERR;
1014 memcpy(_data,"0000000000000000",16);
1015 }
1016 else
1017 {
1018 memcpy(_data,SerBuffer,16);
1019 }
1020 }
1021 M500PcdSetTmo(1);
1022 return status;
1023 }*/
1024
1025 ////////////////////////////////////////////////////////////////
1026 // Write the mifare card
1027 // 写卡 下载密码
1028 ////////////////////////////////////////////////////////////////
1029 /*char M500PiccWrite( unsigned char addr,unsigned char *_data)
1030 {
1031 char idata status = MI_OK;
1032
1033 ResetInfo(MInfo);
1034 SerBuffer[0] = PICC_WRITE;
1035 SerBuffer[1] = addr;
1036 MInfo.nBytesToSend = 2;
1037 status = M500PcdCmd(PCD_TRANSCEIVE,SerBuffer,&MInfo);
1038
1039 if (status != MI_NOTAGERR)
1040 {
1041 if (MInfo.nBitsReceived != 4)
1042 {
1043 status = MI_BITCOUNTERR;
1044 }
1045 else
1046 {
1047 SerBuffer[0] &= 0x0f;
C51 COMPILER V7.06 RC500 12/15/2008 16:23:27 PAGE 18
1048 if ((SerBuffer[0] & 0x0a) == 0)
1049 {
1050 status = MI_NOTAUTHERR;
1051 }
1052 else
1053 {
1054 if (SerBuffer[0] == 0x0a)
1055 {
1056 status = MI_OK;
1057 }
1058 else
1059 {
1060 status = MI_CODEERR;
1061 }
1062 }
1063 }
1064 }
1065
1066 if ( status == MI_OK)
1067 {
1068 M500PcdSetTmo(3);
1069
1070 ResetInfo(MInfo);
1071 memcpy(SerBuffer,_data,16);
1072 MInfo.nBytesToSend = 16;
1073 status = M500PcdCmd(PCD_TRANSCEIVE,SerBuffer,&MInfo);
1074
1075 if (status & 0x80)
1076 {
1077 status = MI_NOTAGERR;
1078 }
1079 else
1080 {
1081 if (MInfo.nBitsReceived != 4)
1082 {
1083 status = MI_BITCOUNTERR;
1084 }
1085 else
1086 {
1087 SerBuffer[0] &= 0x0f;
1088 if ((SerBuffer[0] & 0x0a) == 0)
1089 {
1090 status = MI_WRITEERR;
1091 }
1092 else
1093 {
1094 if (SerBuffer[0] == 0x0a)
1095 {
1096 status = MI_OK;
1097 }
1098 else
1099 {
1100 status = MI_CODEERR;
1101 }
1102 }
1103 }
1104 }
1105 M500PcdSetTmo(1);
1106 }
1107 return status;
1108 }*/
1109
C51 COMPILER V7.06 RC500 12/15/2008 16:23:27 PAGE 19
1110 ///////////////////////////////////////////////////////////////////////
1111 // Reset Rf Card
1112 ///////////////////////////////////////////////////////////////////////
1113 char M500PcdRfReset(unsigned char ms)
1114 {
1115 1 char idata status = MI_OK;
1116 1
1117 1 if(ms)
1118 1 {
1119 2 ClearBitMask(RegTxControl,0x03);
1120 2 delay_ms(2);
1121 2 SetBitMask(RegTxControl,0x03);
1122 2 }
1123 1 else
1124 1 {
1125 2 ClearBitMask(RegTxControl,0x03);
1126 2 }
1127 1 return status;
1128 1 }
1129
1130 ///////////////////////////////////////////////////////////////////////
1131 // MF RC500 Config
1132 ///////////////////////////////////////////////////////////////////////
1133 char MfConfig(void)
1134 {
1135 1 char status=MI_OK;
1136 1
1137 1 EX0=1;
1138 1 IT0 = 1;
1139 1
1140 1 M500PcdConfig();
1141 1 M500PcdMfOutSelect(2);
1142 1 return status;
1143 1 }
1144
1145 ///////////////////////////////////////////////////////////////////////
1146 //外中断0
1147 //RC500中断请求
1148 ///////////////////////////////////////////////////////////////////////
1149 void RC500ISR (void) interrupt 0 using 1
1150 {
1151 1 static unsigned char idata irqBits;
1152 1 static unsigned char idata irqMask;
1153 1 static unsigned char idata nbytes;
1154 1 static unsigned char idata cnt;
1155 1
1156 1 IE0 = 0;
1157 1 WriteRawIO(0,0x80); //选择寄存器页0
1158 1 if (MpIsrInfo && MpIsrOut)
1159 1 {
1160 2 //PrimaryStatus 寄存器，读取接收器、发送器和FIFO 缓冲区状态标志
1161 2 while( ReadRawIO(RegPrimaryStatus) & 0x08) //test IRQ
1162 2 {
1163 3 irqMask = ReadRawIO(RegInterruptEn); //使能和禁止中断请求通过的控制位
1164 3 irqBits = ReadRawIO(RegInterruptRq) & irqMask; //中断请求标志
1165 3 MpIsrInfo->irqSource |= irqBits;
1166 3 if (irqBits & 0x01)
1167 3 {
1168 4 nbytes = 64 - ReadRawIO(RegFIFOLength); //FIFO 中的缓冲字节数
1169 4 if ((MpIsrInfo->nBytesToSend - MpIsrInfo->nBytesSent) <= nbytes)
1170 4 {
1171 5 nbytes = MpIsrInfo->nBytesToSend - MpIsrInfo->nBytesSent;
C51 COMPILER V7.06 RC500 12/15/2008 16:23:27 PAGE 20
1172 5 WriteRawIO(RegInterruptEn,0x01); //允许将LoAlert中断请求传递给脚IRQ
1173 5 }
1174 4 for ( cnt = 0;cnt < nbytes;cnt++)
1175 4 {
1176 5 WriteRawIO(RegFIFOData,MpIsrOut[MpIsrInfo->nBytesSent]); //FIFO 缓冲区
1177 5 MpIsrInfo->nBytesSent++;
1178 5 }
1179 4 WriteRawIO(RegInterruptRq,0x01); //中断请求标志
1180 4 }
1181 3 if (irqBits & 0x10)
1182 3 {
1183 4 WriteRawIO(RegInterruptRq,0x10);
1184 4 WriteRawIO(RegInterruptEn,0x82);
1185 4 if (MpIsrInfo->cmd == PICC_ANTICOLL1)
1186 4 {
1187 5 WriteIO(RegChannelRedundancy,0x02); //选择RF 信道上数据完整性检测的类型和模式
1188 5 WriteRawIO(0,0x80);
1189 5 }
1190 4 }
1191 3 if (irqBits & 0x0E)
1192 3 {
1193 4 nbytes = ReadRawIO(RegFIFOLength);
1194 4 for ( cnt = 0; cnt < nbytes; cnt++)
1195 4 {
1196 5 MpIsrOut[MpIsrInfo->nBytesReceived] = ReadRawIO(RegFIFOData);
1197 5 MpIsrInfo->nBytesReceived++;
1198 5 }
1199 4 WriteRawIO(RegInterruptRq,0x0A & irqBits);
1200 4 }
1201 3 if (irqBits & 0x04)
1202 3 {
1203 4 WriteRawIO(RegInterruptEn,0x20);
1204 4 WriteRawIO(RegInterruptRq,0x20);
1205 4 irqBits &= ~0x20;
1206 4 MpIsrInfo->irqSource &= ~0x20;
1207 4 WriteRawIO(RegInterruptRq,0x04);
1208 4 }
1209 3 if (irqBits & 0x20)
1210 3 {
1211 4 WriteRawIO(RegInterruptRq,0x20);
1212 4 MpIsrInfo->status = MI_NOTAGERR;
1213 4 }
1214 3 }
1215 2 }
1216 1 }
1217
1218
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 2482 ----
CONSTANT SIZE = 5 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = 26 20
IDATA SIZE = 13 28
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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