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fix: 'hf mf hardnested' : without sending dummy answer, the can't select tag comes..

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iceman1001
2017-10-30 15:02:44 +01:00
parent 6b78a8711d
commit deeb56f09c
1 changed files with 5 additions and 1 deletions
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6
armsrc/mifarecmd.c
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@@ -23,8 +23,12 @@
# define PRE_AUTHENTICATION_LEADTIME 400 // some (non standard) cards need a pause after select before they are ready for first authentication # define PRE_AUTHENTICATION_LEADTIME 400 // some (non standard) cards need a pause after select before they are ready for first authentication
#endif #endif
#ifndef CHK_TIMEOUT #ifndef CHK_TIMEOUT
# define CHK_TIMEOUT() SpinDelayUs(AUTHENTICATION_TIMEOUT); # define CHK_TIMEOUT() { \
ReaderTransmit(&dummy_answer, 1, NULL); \
SpinDelayUs(AUTHENTICATION_TIMEOUT); \
}
#endif #endif
static uint8_t dummy_anser = 0;
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// Select, Authenticate, Read a MIFARE tag. // Select, Authenticate, Read a MIFARE tag.