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fix #182 PICC_Select - collision

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Rotzbua
2016-01-29 14:09:06 +01:00
parent fc40e78a79
commit 8bcfef72ab
1 changed files with 1 additions and 1 deletions
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MFRC522.cpp
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@@ -698,7 +698,7 @@ MFRC522::StatusCode MFRC522::PICC_Select( Uid *uid, ///< Pointer to Uid struct
if (valueOfCollReg & 0x20) { // CollPosNotValid if (valueOfCollReg & 0x20) { // CollPosNotValid
return STATUS_COLLISION; // Without a valid collision position we cannot continue return STATUS_COLLISION; // Without a valid collision position we cannot continue
} }
byte collisionPos = result & 0x1F; // Values 0-31, 0 means bit 32. byte collisionPos = valueOfCollReg & 0x1F; // Values 0-31, 0 means bit 32.
if (collisionPos == 0) { if (collisionPos == 0) {
collisionPos = 32; collisionPos = 32;
} }