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MFRC522 データシート(PDF) 52 Page - NXP Semiconductors

部品番号 MFRC522
部品情報  Contactless reader IC
PDF  96 Pages
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メーカー  NXP [NXP Semiconductors]
ホームページ  http://www.nxp.com
Logo NXP - NXP Semiconductors

MFRC522 データシート(HTML) 52 Page - NXP Semiconductors

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MFRC522_33
© NXP B.V. 2009. All rights reserved.
Product data sheet
PUBLIC
Rev. 3 — 26 October 2009
112133
52 of 96
NXP Semiconductors
MFRC522
Contactless reader IC
9.3.2.12
Reserved register 1Bh
Functionality is reserved for future use.
9.3.2.13
MfTxReg register
Controls some MIFARE communication transmit parameters.
Table 73.
Reserved register (address 1Ah); reset value: 00h bit allocation
Bit
7
6
5
4
3
2
1
0
Symbol
reserved
Access
-
Table 74.
Reserved register bit descriptions
Bit
Symbol
Description
7 to 0
reserved
reserved for future use
Table 75.
Reserved register (address 1Bh); reset value: 00h bit allocation
Bit
7
6
5
4
3
2
1
0
Symbol
reserved
Access
-
Table 76.
Reserved register bit descriptions
Bit
Symbol
Description
7 to 0
reserved
reserved for future use
Table 77.
MfTxReg register (address 1Ch); reset value: 62h bit allocation
Bit
7
6
5
4
3
2
1
0
Symbol
reserved
TxWait[1:0]
Access
-
R/W
Table 78.
MfTxReg register bit descriptions
Bit
Symbol
Description
7 to 2
reserved
reserved for future use
1 to 0
TxWait
defines the additional response time
7 bits are added to the value of the register bit by default



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