參數(shù)資料
型號: MFRC52301HN1
廠商: NXP Semiconductors N.V.
元件分類: 通信及網(wǎng)絡
英文描述: Contactless reader IC
封裝: MFRC52301HN1<SOT617-1 (HVQFN32)|<<http://www.nxp.com/packages/SOT617-1.html<1<Always Pb-free,;MFRC52301HN1<SOT617-1 (HVQFN32)|<<http://www.nxp.com/packages/SOT617-1.html&
文件頁數(shù): 39/98頁
文件大小: 1666K
代理商: MFRC52301HN1
MFRC523
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
COMPANY PUBLIC
Rev. 3.7 — 8 November 2011
115237
39 of 98
NXP Semiconductors
MFRC523
Contactless reader IC
9.2.1.6
DivIrqReg register
Interrupt request bits.
Table 32.
Bit
Symbol
Access
Table 33.
All bits in the DivIrqReg register are cleared by software.
Bit
Symbol
Value Description
7
Set2
1
0
6 to 5 reserved
-
4
MfinActIRq 1
MFIN is active; this interrupt is set when either a rising or falling signal
edge is detected
3
reserved
-
reserved for future use
2
CRCIRq
1
the CalcCRC command is active and all data is processed
1 to 0 reserved
-
reserved for future use
DivIrqReg register (address 05h); reset value: x0h bit allocation
7
6
5
4
Set2
reserved
MfinActIRq
W
-
D
3
2
1
0
reserved
-
CRCIRq
D
reserved
-
DivIrqReg register bit descriptions
indicates that the marked bits in the DivIrqReg register are set
indicates that the marked bits in the DivIrqReg register are cleared
reserved for future use
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