C8051F412-GQ Silicon Laboratories Inc, C8051F412-GQ Datasheet - Page 89

• Manufacturer Part Number: C8051F412-GQ
• Description: IC 8051 MCU 16K FLASH 32LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F41xr

Specifications of C8051F412-GQ

• Program Memory Type: FLASH
• Program Memory Size: 16KB (16K x 8)
• Package / Case: 32-LQFP
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 50MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 24
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.25 V
• Data Converters: A/D 20x12b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: C8051F4x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 2.25 KB
• Interface Type: I2C/SMBus/SPI/UART
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 24
• Number Of Timers: 4
• Operating Supply Voltage: 2 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F410DK
• Minimum Operating Temperature: - 40 C
• On-chip Dac: 2-ch x 12-bit
• No. Of I/o's: 24
• Ram Memory Size: 2368Byte
• Cpu Speed: 50MHz
• No. Of Timers: 4
• Rohs Compliant: Yes
• Package: 32LQFP
• Device Core: 8051
• Family Name: C8051F41x
• Maximum Speed: 50 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 770-1006 - ISP 4PORT FOR SILABS C8051F MCU336-1453 - ADAPTER PROGRAM TOOLSTICK F410336-1317 - KIT EVAL FOR C8051F411336-1314 - KIT DEV FOR C8051F41X
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1310

Bits7–4: CMX1N3–CMX1N0: Comparator1 Negative Input MUX Select.
Bits3–0: CMX1P3–CMX1P0: Comparator1 Positive Input MUX Select.
CMX1N3 CMX1N2 CMX1N1 CMX1N0 CMX1P3 CMX1P2 CMX1P1 CMX1P0
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.
CMX1N3 CMX1N2 CMX1N1 CMX1N0
*Note: Available only on the C8051F410/2.
*Note: Available only on the C8051F410/2.
CMX1P3 CMX1P2 CMX1P1 CMX1P0
SFR Definition 9.4. CPT1MX: Comparator1 MUX Selection
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
R/W
Bit6
0
0
0
0
1
1
1
1
0
0
0
0
1
0
0
0
0
1
1
1
1
0
0
0
0
1
R/W
Bit5
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
x
x
R/W
Bit4
Rev. 1.1
0
1
0
1
0
1
0
1
0
1
0
1
x
0
1
0
1
0
1
0
1
0
1
0
1
x
R/W
Bit3
Negative Input
Positive Input
Reserved
Reserved
P2.3 *
P2.5 *
P2.4 *
P2.6 *
R/W
P0.1
P0.3
P0.5
P0.7
P1.1
P1.3
P1.5
P1.7
P2.1
P2.7
P0.0
P0.2
P0.4
P0.6
P1.0
P1.2
P1.4
P1.6
P2.0
P2.2
Bit2
C8051F410/1/2/3
R/W
Bit1
R/W
Bit0
SFR Address:
Reset Value
11111111
0x9E
89