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| 型號： | MFRC53101T |
| 廠商： | NXP Semiconductors N.V. |
| 元件分類： | 通信及網(wǎng)絡(luò) |
| 英文描述： | ISO-IEC 14443 reader IC |
| 封裝： | MFRC53101T/0FE<SOT287-1 (SO32)|<<http://www.nxp.com/packages/SOT287-1.html<1<week 51, 2004,;MFRC53101T/0FE<SOT287-1 (SO32)|<<http://www.nxp.com/packages/SOT287-1.html< |
| 文件頁數(shù)： | 53/116頁 |
| 文件大?。?/td> | 862K |
| 代理商： | MFRC53101T |
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MFRC531_34
NXP B.V. 2010. All rights reserved.
Product data sheet
PUBLIC
Rev. 3.4 — 26 January 2010
056634
53 of 116
NXP Semiconductors
MFRC531
ISO/IEC 14443 reader IC
10.5.2
Page 1: Control and status
10.5.2.1
Page register
Selects the page register; see
Section 10.5.1.1 “Page register” on page 48
.
10.5.2.2
Control register
Various control flags, for timer, power saving, etc.
Table 55.
Bit
Symbol
Access
Table 56.
Bit
7 to 6
5
10.5.2.3
ErrorFlag register
Error flags show the error status of the last executed command.
Table 57.
Bit
Symbol
Access
Table 58.
Bit
7
6
Control register (address: 09h) reset value: 0000 0000b, 00h bit allocation
7
6
5
4
00
StandBy
PowerDown
Crypto1On
R/W
D
D
3
2
1
0
TStopNow
D
TStartNow
D
FlushFIFO
D
D
Control register bit descriptions
Symbol
Value
00
-
StandBy
1
Description
reserved
activates Standby mode. The current consuming blocks are
switched off but the clock keeps running
activates Power-down mode. The current consuming blocks
are switched off including the clock
Crypto1 unit is switched on and all data communication with
the card is encrypted. This bit can only be set to logic 1 by
successful execution of the Authent2 command
Crypto1 unit is switched off. All data communication with the
card is unencrypted (plain)
immediately stops the timer. Reading this bit always returns
logic 0
immediately starts the timer. Reading this bit will always
returns logic 0
immediately clears the internal FIFO buffer’s read and write
pointer, the FIFOLength[6:0] bits and FIFOOvfl flag are set to
logic 0. Reading this bit always returns logic 0
4
PowerDown
1
3
Crypto1On
1
0
2
TStopNow
1
1
TStartNow
1
0
FlushFIFO
1
ErrorFlag register (address: 0Ah) reset value: 0100 0000b, 40h bit allocation
7
6
5
4
0
KeyErr
AccessErr
FIFOOvfl
R
R
R
R
3
2
1
0
CRCErr
R
FramingErr
R
ParityErr
R
CollErr
R
ErrorFlag register bit descriptions
Symbol
Value
0
-
KeyErr
1
Description
reserved
set when the LoadKeyE2 or LoadKey command recognize that the
input data is not encoded based on the Key format definition
set when the LoadKeyE2 or the LoadKey command starts
0
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