C8051F022 Silicon Laboratories Inc, C8051F022 Datasheet - Page 120
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C8051F022
Manufacturer Part Number
C8051F022
Description
IC 8051 MCU 64K FLASH 100TQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F02xr
Specifications of C8051F022
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
64
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
4.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x8b, 8x10b; D/A 2x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Part Number
Manufacturer
Quantity
Price
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Part Number:
C8051F022
Manufacturer:
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Manufacturer:
Silicon Laboratories Inc
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Part Number:
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Manufacturer:
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Silicon Laboratories Inc
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C8051F020/1/2/3
120
Bits7-6:
Bit5:
Bit4:
Bit3:
Bit2:
Bit1:
Bit0:
R/W
Bit7
-
UNUSED. Read = 11b, Write = don't care.
PT2: Timer 2 Interrupt Priority Control.
This bit sets the priority of the Timer 2 interrupt.
0: Timer 2 interrupt priority determined by default priority order.
1: Timer 2 interrupts set to high priority level.
PS0: UART0 Interrupt Priority Control.
This bit sets the priority of the UART0 interrupt.
0: UART0 interrupt priority determined by default priority order.
1: UART0 interrupts set to high priority level.
PT1: Timer 1 Interrupt Priority Control.
This bit sets the priority of the Timer 1 interrupt.
0: Timer 1 interrupt priority determined by default priority order.
1: Timer 1 interrupts set to high priority level.
PX1: External Interrupt 1 Priority Control.
This bit sets the priority of the External Interrupt 1 interrupt.
0: External Interrupt 1 priority determined by default priority order.
1: External Interrupt 1 set to high priority level.
PT0: Timer 0 Interrupt Priority Control.
This bit sets the priority of the Timer 0 interrupt.
0: Timer 0 interrupt priority determined by default priority order.
1: Timer 0 interrupt set to high priority level.
PX0: External Interrupt 0 Priority Control.
This bit sets the priority of the External Interrupt 0 interrupt.
0: External Interrupt 0 priority determined by default priority order.
1: External Interrupt 0 set to high priority level.
R/W
Bit6
-
PT2
R/W
Bit5
Figure 12.10. IP: Interrupt Priority
PS0
R/W
Bit4
Rev. 1.4
PT1
R/W
Bit3
PX1
R/W
Bit2
PT0
R/W
Bit1
(bit addressable)
PX0
R/W
Bit0
SFR Address:
00000000
Reset Value
0xB8