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C8051F380/1/2/3/4/5/6/7/C
SFR Definition 16.2. IP: Interrupt Priority
Bit
Name
Type
Reset
7
R
1
6
PSPI0
R/W
0
5
PT2
R/W
0
4
PS0
R/W
0
3
PT1
R/W
0
2
PX1
R/W
0
1
PT0
R/W
0
0
PX0
R/W
0
SFR Address = 0xB8; SFR Page = All Pages; Bit-Addressable
Bit Name Function
7
6
5
4
3
2
1
0
122
Unused
PSPI0
PT2
PS0
PT1
PX1
PT0
PX0
Read = 1b, Write = Don't Care.
Serial Peripheral Interface (SPI0) Interrupt Priority Control.
This bit sets the priority of the SPI0 interrupt.
0: SPI0 interrupt set to low priority level.
1: SPI0 interrupt set to high priority level.
Timer 2 Interrupt Priority Control.
This bit sets the priority of the Timer 2 interrupt.
0: Timer 2 interrupt set to low priority level.
1: Timer 2 interrupt set to high priority level.
UART0 Interrupt Priority Control.
This bit sets the priority of the UART0 interrupt.
0: UART0 interrupt set to low priority level.
1: UART0 interrupt set to high priority level.
Timer 1 Interrupt Priority Control.
This bit sets the priority of the Timer 1 interrupt.
0: Timer 1 interrupt set to low priority level.
1: Timer 1 interrupt set to high priority level.
External Interrupt 1 Priority Control.
This bit sets the priority of the External Interrupt 1 interrupt.
0: External Interrupt 1 set to low priority level.
1: External Interrupt 1 set to high priority level.
Timer 0 Interrupt Priority Control.
This bit sets the priority of the Timer 0 interrupt.
0: Timer 0 interrupt set to low priority level.
1: Timer 0 interrupt set to high priority level.
External Interrupt 0 Priority Control.
This bit sets the priority of the External Interrupt 0 interrupt.
0: External Interrupt 0 set to low priority level.
1: External Interrupt 0 set to high priority level.
Rev. 1.4
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