SRIX4K-A3S/1GE STMicroelectronics, SRIX4K-A3S/1GE Datasheet - Page 26

• Manufacturer Part Number: SRIX4K-A3S/1GE
• Description: IC MEMORY ANTI-CLONE ADHESIV ANT
• Manufacturer: STMicroelectronics
• Series: SRIX4Kr

Specifications of SRIX4K-A3S/1GE

• Rf Type: Read / Write
• Frequency: 13.56MHz
• Features: ISO14443-B
• Package / Case: 38mm x 38mm
• For Use With: 497-3704 - RFID EVALUATION KIT ISO14443-B
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5536-2

Anticollision
Figure 23. Example of an anticollision sequence
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Command
READY State
INITIATE ()
PCALL16()
SELECT(30h)
SLOT_MARKER(1)
SLOT_MARKER(2)
SELECT(12h)
SLOT_MARKER(3)
SLOT_MARKER(4)
SLOT_MARKER(5)
SLOT_MARKER(6)
SLOT_MARKER(N)
SLOT_MARKER(F)
PCALL16()
SLOT_MARKER(1)
SELECT(41h)
SLOT_MARKER(2)
SELECT(42h)
SLOT_MARKER(3)
SELECT(53h)
SLOT_MARKER(4)
SELECT(74h)
SLOT_MARKER(N)
PCALL16()
SELECT(50h)
SLOT_MARKER(1)
SLOT_MARKER(N)
PCALL16()
SLOT_MARKER(3)
SELECT(43h)
Chip_ID
Tag 1
45h
40h
28h
40h
45h
40h
41h
41h
43h
43h
43h
Chip_ID
Tag 2
12h
75h
13h
12h
12h
Chip_ID
Tag 3
40h
3Fh
30h
30h
30h
Chip_ID
Tag 4
01h
4Ah
43h
43h
41h
41h
41h
Chip_ID
Tag 5
02h
50h
55h
55h
53h
53h
53h
Chip_ID
Tag 6
FEh
48h
43h
43h
42h
42h
42h
Chip_ID
Tag 7
A9h
52h
53h
53h
50h
50h
50h
50h
50h
Chip_ID
Tag 8
7Ch
7Ch
73h
73h
74h
74h
74h
Comments
Each tag gets a random Chip_ID
Each tag get a new random Chip_ID.
All tags answer: collisions
All CHIP_SLOT_NUMBERs get
a new random value
Slot0: only one answer
Tag3 is identified
Slot1: no answer
Slot2: only one answer
Tag2 is identified
Slot3: collisions
Slot4: no answer
Slot5: collisions
Slot6: no answer
SlotN: no answer
SlotF: no answer
All CHIP_SLOT_NUMBERs get
a new random value
Slot0: collisions
Slot1: only one answer
Tag4 is identified
Slot2: only one answer
Tag6 is identified
Slot3: only one answer
Tag5 is identified
Slot4: only one answer
Tag8 is identified
SlotN: no answer
All CHIP_SLOT_NUMBERs get
a new random value
Slot0: only one answer
Tag7 is identified
Slot1: only one answer but already
found for tag4
SlotN: no answer
All CHIP_SLOT_NUMBERs get
a new random value
Slot0: only one answer
Slot3: only one answer
Tag1 is identified
All tags are identified
SRIX4K
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