ST25R100 datasheet(57/86 Pages) STMICROELECTRONICS

номер детали	ST25R100

подробное описание детали	NFC/HF RFID reader IC

PDF	86 Pages

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производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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5.13.49

Q-Channel WU difference register

Address: 30h

Type: RW

Domain: PD

Table 67. Channel WU difference register

Bit

Name

Default

Function

Comment

RFU

q_diff5

Defines the difference/delta from the reference that triggers an IRQ (unsigned)

Range: 0 to 63

q_diff4

q_diff3

q_diff2

q_diff1

q_diff0

5.13.50

Q-Channel WU display ADC register

Address: 31h

Type: RO

Domain: PD

Table 68. Q-Channel WU display ADC register

Bit

Name

Default

Function

Comment

q_adc7

8-bit signed ADC part

Range: -128 to 127

q_adc6

q_adc5

q_adc4

q_adc3

q_adc2

q_adc1

q_adc0

5.13.51

Q-Channel WU reference register

Address: 32h

Type: RO

Domain: PD

Table 69. Q-Channel WU reference register

Bit Name Default

Function

Comment

q_ref7

8-bit signed reference

Range: -128 to 127

If iq_aaref = 1 the reference is automatically calculated, and this register is RO.

When iq_aaref = 0 the reference shall be set manually, and this register

becomes RW

q_ref6

q_ref5

q_ref4

q_ref3

ST25R100

Application information

DS14139 - Rev 5

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