C8051F330-GMR Datasheet, PDF (65/210 Pages) Silicon Laboratories – Mixed-Signal ISP Flash MCU

C8051F330/1/2/3/4/5
SFR Definition 8.2. CPT0MX: Comparator0 MUX Selection
R/W
CMX0N3
Bit7
R/W
CMX0N2
Bit6
R/W
CMX0N1
Bit5
R/W
CMX0N0
Bit4
R/W
CMX0P3
Bit3
R/W
CMX0P2
Bit2
R/W
CMX0P1
Bit1
R/W
Reset Value
CMX0P0 11111111
Bit0 SFR Address:
0x9F
Bits7–4: CMX0N3–CMX0N0: Comparator0 Negative Input MUX Select.
These bits select which Port pin is used as the Comparator0 negative input.
CMX0N3 CMX0N2 CMX0N1 CMX0N0
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
1
x
x
x
Negative Input
P0.1
P0.3
P0.5
P0.7
P1.1
P1.3
P1.5
P1.7
None
Bits3–0: CMX0P3–CMX0P0: Comparator0 Positive Input MUX Select.
These bits select which Port pin is used as the Comparator0 positive input.
CMX0P3 CMX0P2 CMX0P1 CMX0P0
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
1
x
x
x
Positive Input
P0.0
P0.2
P0.4
P0.6
P1.0
P1.2
P1.4
P1.6
None
68
Rev. 1.7