C8051F303-GSR Silicon Labs, C8051F303-GSR Datasheet - Page 76

• Manufacturer Part Number: C8051F303-GSR
• Description: 8-bit Microcontrollers - MCU 8KB 14Pin MCU
• Manufacturer: Silicon Labs

Specifications of C8051F303-GSR

• Rohs: yes
• Core: 8051
• Processor Series: C8051
• Data Bus Width: 8 bit

C8051F300/1/2/3/4/5
76
Bits7–6: UNUSED. Read = 11b, Write = don't care.
Bit5:
Bit4:
Bit3:
Bit2:
Bit1:
Bit0:
R/W
Bit7
—
PT2: Timer 2 Interrupt Priority Control.
This bit sets the priority of the Timer 2 interrupt.
0: Timer 2 interrupts set to low priority level.
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 interrupts set to low priority level.
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 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 interrupt.
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 interrupt.
0: Timer 0 interrupts set to low priority level.
1: Timer 0 interrupts 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 set to low priority level.
1: External Interrupt 0 set to high priority level.
R/W
Bit6
—
PT2
SFR Definition 8.8.
R/W
Bit5
PS0
R/W
Bit4
Rev. 2.9
PT1
R/W
Bit3
IP: Interrupt Priority
PX1
R/W
Bit2
PT0
R/W
Bit1
(bit addressable)
PX0
R/W
Bit0
SFR Address:
11000000
Reset Value
0xB8