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Fix NTAG UID for multi-cascade anti-collision #362

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Merged
paxx12 merged 1 commit into from
Mar 30, 2026
Merged

Fix NTAG UID for multi-cascade anti-collision #362

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16 changes: 16 additions & 0 deletions ...lays/firmware-extended/31-openrfid/patches/usr/local/share/openrfid/02-fix-ntag-uid.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
diff --git a/reader/fm175xx/rfid.py b/reader/fm175xx/rfid.py
index 8e0e877..c860a26 100644
--- a/reader/fm175xx/rfid.py
+++ b/reader/fm175xx/rfid.py
@@ -479,7 +479,10 @@ class Fm175xx(MifareClassicReader, MifareUltralightReader):
ret = Constants.FM175XX_CARD_COLL_ERR
break

- UID += UID_part
+ if level < cascade_level - 1:
+ UID += UID_part[1:]
+ else:
+ UID += UID_part
BCC.append(BCC_part)

(ret, SAK_part) = self.__reader_a_select(level, UID_part, BCC_part)
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