參數(shù)資料
型號(hào): MFRC52201HN1
廠商: NXP Semiconductors N.V.
元件分類: 通信及網(wǎng)絡(luò)
英文描述: Contactless reader IC
封裝: MFRC52201HN1<SOT617-1 (HVQFN32)|<<http://www.nxp.com/packages/SOT617-1.html<1<Always Pb-free,;MFRC52201HN1<SOT617-1 (HVQFN32)|<<http://www.nxp.com/packages/SOT617-1.html&
文件頁(yè)數(shù): 49/92頁(yè)
文件大?。?/td> 691K
代理商: MFRC52201HN1
MFRC522_35
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2010. All rights reserved.
Product data sheet
PUBLIC
Rev. 3.5 — 21 June 2010
112135
49 of 92
NXP Semiconductors
MFRC522
Contactless reader IC
9.3.2.6
TxASKReg register
Controls transmit modulation settings.
Table 63.
Bit
Symbol
Access
Table 64.
Bit
7
6
9.3.2.7
TxSelReg register
Selects the internal sources for the analog module.
Table 65.
Bit
Symbol:
Access:
Table 66.
Bit
7 to 6
5 to 4
TxASKReg register (address 15h); reset value: 00h bit allocation
7
6
5
reserved Force100ASK
-
R/W
4
3
2
1
0
reserved
-
TxASKReg register bit descriptions
Symbol
Value Description
reserved
-
Force100ASK 1
reserved for future use
forces a 100 % ASK modulation independent of the ModGsPReg
register setting
reserved for future use
5 to 0 reserved
-
TxSelReg register (address 16h); reset value: 10h bit allocation
7
6
5
reserved
DriverSel[1:0]
-
R/W
4
3
2
1
0
MFOutSel[3:0]
R/W
TxSelReg register bit descriptions
Symbol
Value
reserved
-
DriverSel
[1:0]
00
Description
reserved for future use
selects the input of drivers TX1 and TX2
3-state; in soft power-down the drivers are only in 3-state
mode if the DriverSel[1:0] value is set to 3-state mode
modulation signal (envelope) from the internal encoder, Miller
pulse encoded
modulation signal (envelope) from pin MFIN
HIGH; the HIGH level depends on the setting of bits
InvTx1RFOn/InvTx1RFOff and InvTx2RFOn/InvTx2RFOff
-
01
10
11
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