SR176A4T1GE STMicroelectronics, SR176A4T1GE Datasheet - Page 23

• Manufacturer Part Number: SR176A4T1GE
• Manufacturer: STMicroelectronics

Specifications of SR176A4T1GE

• Operating Temperature (max): 85C
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Compliant

SR176
Table 4.
Figure 35. GET_PROTECTION frame exchange between Reader and SR176
5.9
Block 15
b
b
4
0
bits
b
b
b
b
b
b
Reader
SR176
b
b
to b
to b
15
14
13
12
11
10
9
8
7
3
Chip_ID b
Chip_ID b
SOF
parameter bits
LOCK_REG b
LOCK_REG b
LOCK_REG b
LOCK_REG b
LOCK_REG b
LOCK_REG b
LOCK_REG b
LOCK_REG b
Chip_ID and LOCK_REG
Power-on state
After Power-on, the SR176 is in the following state:
Response
08h
The device is in the low power mode.
The device is deselected.
The device presents its highest impedance to the reader antenna field.
It will not answer to any command except INITIATE.
4
0
to b
to b
0Fh
7
6
5
4
3
2
1
0
7
3
1: Blocks 14 and 15 are write-protected (0: indicates that write-access is allowed)
1: Blocks 12 and 13 are write-protected (0: indicates that write-access is allowed)
1: Blocks 10 and 11 are write-protected (0: indicates that write-access is allowed)
1: Blocks 8 and 9 are write-protected (0: indicates that write-access is allowed)
1: Blocks 6 and 7 are write-protected (0: indicates that write-access is allowed)
1: Blocks 4 and 5 are write-protected (0: indicates that write-access is allowed)
1: Blocks 2 and 3 are write-protected (0: indicates that write-access is allowed)
1: Blocks 0 and 1 are write-protected (0: indicates that write-access is allowed)
Reserved
Chip_ID (Value from 0h to Fh)
CRC L CRC H EOF
t 0
t 1
SOF Chip_ID
Meaning
Device operations (instructions)
LOCK_REG
CRC L CRC H EOF
AI07716B
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