Silicon Laboratories C8051F347 - Manual (Page 95)

Rev. 1.3 95
C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
SFR Definition 9.11. EIE2: Extended Interrupt Enable 2
SFR Definition 9.12. EIP2: Extended Interrupt Priority 2
Bits7–2: UNUSED. Read = 000000b. Write = don’t care.
Bit1:
ES1: Enable UART1 Interrupt.
This bit sets the masking of the UART1 interrupt.
0: Disable UART1 interrupt.
1: Enable UART1 interrupt.
Bit0: EVBUS: Enable VBUS Level Interrupt.
This bit sets the masking of the VBUS interrupt.
0: Disable all VBUS interrupts.
1: Enable interrupt requests generated by VBUS level sense.
R/W R/W R/W R/W R/W R/W R/W R/W Reset Value
- - - - - - ES1 EVBUS 00000000
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 SFR Address:
0xE7
Bits7–2: UNUSED. Read = 000000b. Write = don’t care.
Bit1:
PS1: UART1 Interrupt Priority Control.
This bit sets the priority of the UART1 interrupt.
0: UART1 interrupt set to low priority level.
1: UART1 interrupts set to high priority level.
Bit0: PVBUS: 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/W R/W R/W R/W R/W R/W R/W R/W Reset Value
- - - - - - PS1 PVBUS 00000000
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 SFR Address:
0xF7