C8051F93X-C8051F92X View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

MFG CO.

C8051F93X-C8051F92X

Single/Dual Battery, 0.9–3.6 V, 64/32 kB, SmaRTClock, 10-Bit ADC MCU

Silicon Laboratories 

C8051F93x-C8051F92x

SFR Definition 7.5. CPT0MX: Comparator0 Input Channel Select

Bit

7

6

5

4

3

2

1

0

Name

CMX0N[3:0]

CMX0P[3:0]

Type

R/W

R/W

R/W

R/W

R/W

R/W

R/W

R/W

Reset

1

1

1

1

1

1

1

1

SFR Page = 0x0; SFR Address = 0x9F

Bit Name

Function

7:4 CMX0N Comparator0 Negative Input Selection.

Selects the negative input channel for Comparator0.

0000:

0001:

0010:

0011:

P0.1

P0.3

P0.5

P0.7

1000:

1001:

1010:

1011:

0100:

P1.1

1100:

0101:

P1.3

1101:

0110:

P1.5

1110:

0111:

P1.7 (C8051F920/30

Only)

1111:

3:0 CMX0P Comparator0 Positive Input Selection.

Selects the positive input channel for Comparator0.

0000:

P0.0

1000:

0001:

P0.2

1001:

0010:

P0.4

1010:

0011:

P0.6

1011:

0100:

P1.0

1100:

0101:

0110:

0111:

P1.2

P1.4

P1.6

1101:

1110:

1111:

P2.1 (C8051F920/30 Only)

P2.3 (C8051F920/30 Only)

P2.5 (C8051F920/30 Only)

Reserved

Capacitive Touch Sense 

Compare

VDD/DC+ divided by 2

Digital Supply Voltage

Ground

P2.0 (C8051F920/30 Only)

P2.2 (C8051F920/30 Only)

P2.4 (C8051F920/30 Only)

P2.6 (C8051F920/30 Only)

Capacitive Touch Sense 

Compare

VDD/DC+ divided by 2

VBAT Supply Voltage

VDD/DC+ Supply Voltage

Rev. 1.3

101

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