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Fixed issue #43 on github

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This commit is contained in:
Martin Holst Swende 2015-01-15 16:07:58 +01:00
parent 6b038d192a
commit 758f1fd1f3
1 changed files with 1 additions and 1 deletions
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2
armsrc/iso14443a.c
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@ -1772,7 +1772,7 @@ int iso14443a_select_card(byte_t *uid_ptr, iso14a_card_select_t *p_hi14a_card, u
Dbprintf("Multiple tags detected. Collision after Bit %d", Demod.collisionPos);
for (uint16_t i = collision_answer_offset; i < Demod.collisionPos; i++, uid_resp_bits++) { // add valid UID bits before collision point
uint16_t UIDbit = (resp[i/8] >> (i % 8)) & 0x01;
uid_resp[uid_resp_bits & 0xf8] |= UIDbit << (uid_resp_bits % 8);
uid_resp[uid_resp_bits / 8] |= UIDbit << (uid_resp_bits % 8);
}
uid_resp[uid_resp_bits/8] |= 1 << (uid_resp_bits % 8); // next time select the card(s) with a 1 in the collision position
uid_resp_bits++;