C8051F312-GQR Silicon Laboratories Inc, C8051F312-GQR Datasheet - Page 76

• Manufacturer Part Number: C8051F312-GQR
• Description: IC 8051 MCU 8K FLASH 32LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F31xr

Specifications of C8051F312-GQR

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, Temp Sensor, 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
• Data Converters: A/D 21x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• For Use With: 336-1445 - ADAPTER PROGRAM TOOLSTICK F310
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

C8051F310/1/2/3/4/5/6/7
76
Bits7–6: UNUSED. Read = 00b, Write = don’t care.
Bits5–4: CMX1N1–CMX1N0: Comparator1 Negative Input MUX Select.
Bits3–2: UNUSED. Read = 00b, Write = don’t care.
Bits1–0: CMX1P1–CMX1P0: Comparator1 Positive Input MUX Select.
R/W
Bit7
-
These bits select which Port pin is used as the Comparator1 negative input.
These bits select which Port pin is used as the Comparator1 positive input.
CMX1N1 CMX1N0
CMX1P1 CMX1P0
SFR Definition 7.5. CPT1MX: Comparator1 MUX Selection
0
0
1
1
0
0
1
1
R/W
Bit6
-
CMX1N1 CMX1N0
0
1
0
1
0
1
0
1
R/W
Bit5
Negative Input
Positive Input
R/W
Bit4
P1.3
P1.7
P2.3
P2.7
P1.2
P1.6
P2.2
P2.6
Rev. 1.7
R/W
Bit3
-
R/W
Bit2
-
CMX1P1 CMX1P0 00000000
R/W
Bit1
R/W
Bit0
SFR Address:
Reset Value
0x9E