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Part Name
Description
MFRC522_(2007) View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
Manufacturer
MFRC522_
(Rev.:2007)
Contactless Reader IC
NXP Semiconductors.
MFRC522_ Datasheet PDF : 109 Pages
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NXP Semiconductors
MFRC522
Contactless Reader IC
Table 12: Description of CommIEnReg bits
Bit
Symbol Description
2
LoAlertIEn Allows the low alert interrupt request (indicated by bit
LoAlertIRq
) to be
propagated to pin IRQ.
1
ErrIEn
Allows the error interrupt request (indicated by bit
ErrIRq
) to be propagated
to pin IRQ.
0
TimerIEn Allows the timer interrupt request (indicated by bit
TimerIRq
) to be
propagated to pin IRQ.
112132
Product data sheet
Rev. 3.2 — 22 May 2007
© NXP B.V. 2007. All rights reserved.
15 of 109
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