C8051F300_08 Datasheet, PDF (54/179 Pages) Silicon Laboratories – Mixed Signal ISP Flash MCU Family

C8051F300/1/2/3/4/5
SFR Definition 7.2. CPT0MX: Comparator0 MUX Selection
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Value
—
— CMX0N1 CMX0N0 —
— CMX0P1 CMX0P0 00000000
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0 SFR Address:
0x9F
Bits7–6: UNUSED. Read = 00b, Write = don’t care.
Bits6–4: CMX0N1–CMX0N0: Comparator0 Negative Input MUX Select.
These bits select which Port pin is used as the Comparator0 negative input.
CMX0N1 CMX0N0
0
0
0
1
1
0
1
1
Negative Input
P0.1
P0.3
P0.5
P0.7
Bits3–2: UNUSED. Read = 00b, Write = don’t care.
Bits1–0: CMX0P1–CMX0P0: Comparator0 Positive Input MUX Select.
These bits select which Port pin is used as the Comparator0 positive input.
CMX0P1 CMX0P0
0
0
0
1
1
0
1
1
Positive Input
P0.0
P0.2
P0.4
P0.6
SFR Definition 7.3. CPT0MD: Comparator0 Mode Selection
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Value
—
—
—
—
—
— CP0MD1 CP0MD0 00000010
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0 SFR Address:
0x9D
Bits7–2: UNUSED. Read = 000000b, Write = don’t care.
Bits1–0: CP0MD1–CP0MD0: Comparator0 Mode Select.
These bits select the response time for Comparator0.
Mode
0
1
2
3
CP0MD1
0
0
1
1
CP0MD0
0
1
0
1
CP0 Response Time (TYP)
Fastest Response Time
—
—
Lowest Power Consumption
54
Rev. 2.9