MFRC52201HN1,157 NXP Semiconductors, MFRC52201HN1,157 Datasheet - Page 43

• Manufacturer Part Number: MFRC52201HN1,157
• Description: IC SMART CARD READER
• Manufacturer: NXP Semiconductors

Specifications of MFRC52201HN1,157

• Controller Type: Smart Card Interface
• Interface: SPI
• Voltage - Supply: 1.6 V ~ 3.6 V
• Current - Supply: 60mA
• Operating Temperature: -25°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935280547157; MFRC52201HN1; MFRC52201HN1

NXP Semiconductors
112132
Product data sheet
9.2.4.9 AnalogTestReg
Controls the pins AUX1 and AUX2
Table 119: AnalogTestReg register (address 38h); reset value: 00h
Table 120: Description of AnalogTestReg bits
[1]
Bit
7 to 4
3 to 0
Symbol
Access
Rights
Bit
Remark: Current output. The use of 1 kΩ pull-down resistor on AUX is recommended
Symbol
AnalogSelAux1
AnalogSelAux2
7
AnalogSelAux1
Rev. 3.2 — 22 May 2007
6
Description
Controls the AUX pin.
Remark: All test signals are described in
Value
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
r/w
Description
Tristate
Output of TestDAC1 (AUX1), output of TestDAC2 (AUX2)
Testsignal Corr1
Reserved
Testsignal MinLevel
Testsignal ADC channel I
Testsignal ADC channel Q
Reserved
Reserved, Testsignal for production test
Reserved
HIGH
LOW
TxActive
At 106 kbit/s: HIGH during Startbit, Databit, Parity and CRC.
At 212, 424 and 848 kbit/s: High during Data and CRC.
RxActive
At 106 kbit/s: High during Databit, Parity and CRC.
At 212, 424 and 848 kbit/s: High during Data and CRC.
Subcarrier detected
106 kbit/s: not applicable
212, 424 and 848 kbit/s: High during last part of Data and
CRC.
Test bus bit as defined by the TstBusBitSel in register
TestSel1Reg.
5
4
[1]
[1]
3
[1]
[1]
Section 19
AnalogSelAux2
2
Contactless Reader IC
r/w
[1]
MFRC522
© NXP B.V. 2007. All rights reserved.
“Testsignals”.
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