C8051F314 Silicon Laboratories Inc, C8051F314 Datasheet - Page 73

• Manufacturer Part Number: C8051F314
• Description: IC 8051 MCU 8K FLASH 32LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F31xr

Specifications of C8051F314

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 29
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Other names: 336-1153

Bits7–6: UNUSED. Read = 00b, Write = don’t care.
Bits5–4: CMX0N1–CMX0N0: Comparator0 Negative Input MUX Select.
Bits3–2: UNUSED. Read = 00b, Write = don’t care.
Bits1–0: CMX0P1–CMX0P0: Comparator0 Positive Input MUX Select.
R/W
Bit7
-
These bits select which Port pin is used as the Comparator0 negative input.
These bits select which Port pin is used as the Comparator0 positive input.
CMX0N1 CMX0N0
CMX0P1 CMX0P0
SFR Definition 7.2. CPT0MX: Comparator0 MUX Selection
0
0
1
1
0
0
1
1
R/W
Bit6
-
CMX0N1 CMX0N0
0
1
0
1
0
1
0
1
R/W
Bit5
Negative Input
Positive Input
R/W
Bit4
P1.1
P1.5
P2.1
P2.5
P1.0
P1.4
P2.0
P2.4
Rev. 1.7
R/W
Bit3
-
C8051F310/1/2/3/4/5/6/7
R/W
Bit2
-
CMX0P1 CMX0P0 00000000
R/W
Bit1
R/W
Bit0
SFR Address:
Reset Value
0x9F
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