MFRC522_(2007) 데이터 시트보기 (PDF) - NXP Semiconductors.
부품명
상세내역
제조사
MFRC522_ Datasheet PDF : 109 Pages
| |||
NXP Semiconductors
MFRC522
Contactless Reader IC
9. MFRC522 Register SET
9.1 MFRC522 Registers Overview
Table 5: MFRC522 Registers Overview
Addr
(hex)
Register Name Function
Page 0: Command and Status
0
Reserved
Reserved for future use
1
CommandReg Starts and stops command execution
2
ComlEnReg
Controls bits to enable and disable the passing of Interrupt Requests
3
DivlEnReg
Controls bits to enable and disable the passing of Interrupt Requests
4
ComIrqReg
Contains Interrupt Request bits
5
DivIrqReg
Contains Interrupt Request bits
6
ErrorReg
Error bits showing the error status of the last command executed
7
Status1Reg
Contains status bits for communication
8
Status2Reg
Contains status bits of the receiver and transmitter
9
FIFODataReg In- and output of 64 byte FIFO buffer
A
FIFOLevelReg Indicates the number of bytes stored in the FIFO
B
WaterLevelReg Defines the level for FIFO under- and overflow warning
C
ControlReg
Contains miscellaneous Control Registers
D
BitFramingReg Adjustments for bit oriented frames
E
CollReg
Bit position of the first bit collision detected on the RF-interface
F
Reserved
Reserved for future use
Page 1: Command
0
Reserved
Reserved for future use
1
ModeReg
Defines general modes for transmitting and receiving
2
TxModeReg
Defines the transmission data rate and framing
3
RxModeReg
Defines the receive data rate and framing
4
TxControlReg Controls the logical behavior of the antenna driver pins TX1 and TX2
5
TxASKReg
Controls the setting of the TX modulation
6
TxSelReg
Selects the internal sources for the antenna driver
7
RxSelReg
Selects internal receiver settings
8
RxThresholdReg Selects thresholds for the bit decoder
9
DemodReg
Defines demodulator settings
A
Reserved
Reserved for future use
B
Reserved
Reserved for future use
C
MfTxReg
Controls some MIFARE® communication transmit parameters
D
MfRxReg
Controls some MIFARE® communication receive parameters
E
Reserved
Reserved for future use
F
SerialSpeedReg Selects the speed of the serial UART interface
Page 2: CFG
0
Reserved
Reserved for future use
112132
Product data sheet
Rev. 3.2 — 22 May 2007
© NXP B.V. 2007. All rights reserved.
11 of 109
Share Link: 