C8051T322-GQR Silicon Labs, C8051T322-GQR Datasheet - Page 104

• Manufacturer Part Number: C8051T322-GQR
• Description: 8-bit Microcontrollers - MCU USB-OTP-16K-LQFP32
• Manufacturer: Silicon Labs

Specifications of C8051T322-GQR

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

C8051T620/621/320/321/322/323
SFR Definition 17.6. EIP2: Extended Interrupt Priority 2
SFR Address = 0xF7
104
Name
Reset
7-4
Bit
Type
3
2
1
0
Bit
Reserved Reserved. Must Write 0b.
Unused
PVBUS
Name
PMAT
PS1
R
7
0
Unused. Read = 0000b, Write = Don't Care.
Port Match Interrupt Priority Control.
This bit sets the priority of the Port Match Event interrupt.
0: Port Match interrupt set to low priority level.
1: Port Match interrupt set to high priority level.
UART1 Interrupt Priority Control.
This bit sets the priority of the UART1 interrupt.
0: UART1 interrupt set to low priority level.
1: UART1 interrupt set to high priority level.
VBUS Level Interrupt Priority Control.
This bit sets the priority of the VBUS interrupt.
0: VBUS interrupt set to low priority level.
1: VBUS interrupt set to high priority level.
R
6
0
R
5
0
Rev. 1.1
R
4
0
Function
PMAT
R/W
3
0
Reserved
R/W
2
0
PS1
R/W
1
0
PVBUS
R/W
0
0