MFRC52301HN1,157 NXP Semiconductors, MFRC52301HN1,157 Datasheet - Page 40

• Manufacturer Part Number: MFRC52301HN1,157
• Description: IC READER 13.56MHZ 32-HVQFN
• Manufacturer: NXP Semiconductors

Specifications of MFRC52301HN1,157

• Frequency: 13.56MHz
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Rf Type: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935282956157

NXP Semiconductors
MFRC523_34
Product data sheet
PUBLIC
9.2.1.8 Status2Reg register
Table 35.
Contains status bits of the receiver, transmitter and data mode detector.
Table 36.
Table 37.
Bit Symbol
2
1
0
Bit
Symbol
Access
Bit
7
6
5 to 4
3
reserved
HiAlert
LoAlert
Symbol
TempSensClear
I
reserved
MFCrypto1On
2
CForceHS
TempSensClear
Status1Reg register bit descriptions
Status2Reg register (address 08h); reset value: 00h bit allocation
Status2Reg register bit descriptions
R/W
All information provided in this document is subject to legal disclaimers.
7
Value Description
-
1
1
Rev. 3.5 — 24 September 2010
reserved for future use
the alert level for the number of bytes in the FIFO buffer
(FIFOLength[6:0]) is:
otherwise value = logic 0
Example:
the alert level for number of bytes in the FIFO buffer (FIFOLength[6:0])
is:
Example:
LoAlert
FIFOLength = 60, WaterLevel = 4 then HiAlert = logic 1
FIFOLength = 59, WaterLevel = 4 then HiAlert = logic 0
FIFOLength = 4, WaterLevel = 4 then LoAlert = logic 1
FIFOLength = 5, WaterLevel = 4 then LoAlert = logic 0
I
2
Value
1
1
0
-
-
CForceHS
R/W
115235
6
=
FIFOLength WaterLevel
Description
clears the temperature error if the temperature is below the
alarm limit of 125 °C
I
reserved
indicates that the MIFARE Crypto1 unit is switched on and
all data communication with the card is encrypted; this bit is
cleared by software; can only be set to logic 1 by a
successful execution of the MFAuthent command only valid
in Read/Write mode for MIFARE standard cards
2
C-bus input filter settings:
the I
independent of the I
the I
2
2
5
reserved
C-bus input filter is set to the High-speed mode
C-bus input filter is set to the I
HiAlert
-
≤
…continued
4
=
(
MFCrypto1On
64 FIFOLength
2
C-bus protocol
–
otherwise value = logic 0
D
3
Contactless reader IC
MFRC523
2
) WaterLevel
C-bus protocol used
2
≤
ModemState[2:0]
© NXP B.V. 2010. All rights reserved.
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