DEMOKITCRX14 STMicroelectronics, DEMOKITCRX14 Datasheet - Page 33

• Manufacturer Part Number: DEMOKITCRX14
• Description: RFID EVALUATION KIT ISO14443-B
• Manufacturer: STMicroelectronics
• Type: Development kitr

Specifications of DEMOKITCRX14

• Contents: CD-ROM, CRX14 Board, USB Transceiver, Samples and Documentation
• Processor To Be Evaluated: CRX14
• Interface Type: I2C
• Operating Supply Voltage: 5 V
• For Use With/related Products: CRX14
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-3704

CRX14
Figure 31. Anti-collision ST short range memory sequence (1)
I²C
RF
I²C
RF...
I²C
RF...
I²C
RF...
I²C
RF...
I²C
RF...
I²C
RF...
I²C
RF...
I²C
RF...
I²C
RF...
S
T
A
R
T
Device
Select
Code
Slot 0
Slot 1
Slot 2
Slot 3
Slot 4
Slot 5
Slot 6
Slot 7
Slot 8
Slot 9
Register
Address
Marker
Slot
03h
S
O
P
T
CRX14
SOF
SOF
CRX14
SOF
SOF
SOF
SOF
SOF
SOF
SOF
SOF
SOF
SOF
PCALL 16 TAG
06h
Command
Slot Marker
Command
04h
16h
26h
36h
46h
56h
66h
76h
86h
96h
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
Doc ID 8880 Rev 4
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRX14
CRX14
EOF
EOF
EOF
EOF
EOF
EOF
EOF
EOF
EOF
EOF
EOF
EOF
<-->
<-->
<-->
<-->
<-->
<-->
<-->
<-->
<-->
<-->
t 0
t 0
t 0
t 0
t 0
t 0
t 0
t 0
t 0
t 0
<-->
<-->
<-->
<-->
<-->
<-->
<-->
<-->
<-->
<-->
t 1
t 1
t 1
t 1
t 1
t 1
t 1
t 1
t 1
t 1
Tag access using the CRX14 coupler
TAG
SOF
SOF
TAG
SOF
SOF
SOF
SOF
SOF
SOF
SOF
SOF
SOF
SOF
Chip_ID
Chip_ID
Chip_ID
Chip_ID
Chip_ID
Chip_ID
Chip_ID
Chip_ID
Chip_ID
Chip_ID
Chip_ID
Chip_ID
TAG
TAG
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
TAG
TAG
TAG
CRC
CRC
TAG
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
CRC
TAG
EOF
EOF
TAG
EOF
EOF
EOF
EOF
EOF
EOF
EOF
EOF
EOF
EOF
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