C8051F000/1/2/5/6/7
C8051F010/1/2/5/6/7
Figure 10.10. IP: Interrupt Priority
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Value
-
Bit7
-
Bit6
PT2
Bit5
PS
Bit4
PT1
Bit3
PX1
Bit2
PT0
Bit1
PX0
Bit0
(bit addressable)
00000000
SFR Address:
0xB8
Bits7-6: UNUSED. Read = 11b, Write = don’t care.
Bit5:
PT2 Timer 2 Interrupt Priority Control.
This bit sets the priority of the Timer 2 interrupts.
0: Timer 2 interrupts set to low priority level.
1: Timer 2 interrupts set to high priority level.
PS: Serial Port (UART) Interrupt Priority Control.
This bit sets the priority of the Serial Port (UART) interrupts.
0: UART interrupts set to low priority level.
1: UART interrupts set to high priority level.
PT1: Timer 1 Interrupt Priority Control.
This bit sets the priority of the Timer 1 interrupts.
0: Timer 1 interrupts set to low priority level.
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 interrupts.
0: External Interrupt 1 set to low priority level.
1: External Interrupt 1 set to high priority level.
PT0: Timer 0 Interrupt Priority Control.
This bit sets the priority of the Timer 0 interrupts.
0: Timer 0 interrupt set to low priority level.
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 interrupts.
0: External Interrupt 0 set to low priority level.
1: External Interrupt 0 set to high priority level.
Bit4:
Bit3:
Bit2:
Bit1:
Bit0:
Rev. 1.7
80
SILABS [ SILICON LABORATORIES ]
