- DbpString("CRC Error reading select response.");
- return;
- }
- // Check response from the tag: should be the same UID as the command we just sent:
- if (cmd1[1] != Demod.output[0]) {
- DbpString("Bad response to SELECT from Tag, aborting:");
- DbpIntegers(cmd1[1],Demod.output[0],0x0);
- return;
- }
- // Tag is now selected,
- // loop to read all 16 blocks, address from 0 to 15
- DbpString("Tag memory dump, block 0 to 15");
- cmd1[0] = 0x08;
- i = 0x00;
- for (;;) {
- if (i == 0x10) {
- DbpString("System area block (0xff):");
- i = 0xff;
- }
- cmd1[1] = i;
+ DbpString("CRC Error reading select response.");\r
+ return;\r
+ }\r
+ // Check response from the tag: should be the same UID as the command we just sent:\r
+ if (cmd1[1] != Demod.output[0]) {\r
+ DbpString("Bad response to SELECT from Tag, aborting:");\r
+ DbpIntegers(cmd1[1],Demod.output[0],0x0);\r
+ return;\r
+ }\r
+ // Tag is now selected,\r
+ // First get the tag's UID:\r
+ cmd1[0] = 0x0B;\r
+ ComputeCrc14443(CRC_14443_B, cmd1, 1 , &cmd1[1], &cmd1[2]);\r
+ CodeIso14443bAsReader(cmd1, 3); // Only first three bytes for this one\r
+ TransmitFor14443();\r
+// LED_A_ON();\r
+ GetSamplesFor14443Demod(TRUE, 2000,TRUE);\r
+// LED_A_OFF();\r
+ if (Demod.len != 10) {\r
+ DbpString("Expected 10 bytes from tag, got:");\r
+ DbpIntegers(Demod.len,0x0,0x0);\r
+ return;\r
+ }\r
+ // The check the CRC of the answer (use cmd1 as temporary variable):\r
+ ComputeCrc14443(CRC_14443_B, Demod.output, 8, &cmd1[2], &cmd1[3]);\r
+ if(cmd1[2] != Demod.output[8] || cmd1[3] != Demod.output[9]) {\r
+ DbpString("CRC Error reading block! - Below: expected, got");\r
+ DbpIntegers( (cmd1[2]<<8)+cmd1[3], (Demod.output[8]<<8)+Demod.output[9],0);\r
+ // Do not return;, let's go on... (we should retry, maybe ?)\r
+ }\r
+ DbpString("Tag UID (64 bits):");\r
+ DbpIntegers((Demod.output[7]<<24) + (Demod.output[6]<<16) + (Demod.output[5]<<8) + Demod.output[4], (Demod.output[3]<<24) + (Demod.output[2]<<16) + (Demod.output[1]<<8) + Demod.output[0], 0);\r
+\r
+ // Now loop to read all 16 blocks, address from 0 to 15\r
+ DbpString("Tag memory dump, block 0 to 15");\r
+ cmd1[0] = 0x08;\r
+ i = 0x00;\r
+ dwLast++;
+ for (;;) {\r
+ if (i == dwLast) {
+ DbpString("System area block (0xff):");\r
+ i = 0xff;\r
+ }\r
+ cmd1[1] = i;\r