3069RF-ZTAT Datasheet, PDF (115/1003 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER

Bit 3—Priority Level B3 (IPRB3): Selects the priority level of SCI channel 0 interrupt requests.
Bit 3
IPRB3
0
1
Description
SCI channel 0 interrupt requests have priority level 0 (low priority)
SCI channel 0 interrupt requests have priority level 1 (high priority)
(Initial value)
Bit 2—Priority Level B2 (IPRB2): Selects the priority level of SCI channel 1 interrupt requests.
Bit 2
IPRB2
0
1
Description
SCI channel 1 interrupt requests have priority level 0 (low priority)
SCI channel 1 interrupt requests have priority level 1 (high priority)
(Initial value)
Bit 1—Priority Level B1 (IPRB1): Selects the priority level of SCI channel 2 interrupt requests.
Bit 1
IPRB1
0
1
Description
SCI channel 2 interrupt requests have priority level 0 (low priority)
SCI channel 2 interrupt requests have priority level 1 (high priority)
(Initial value)
Bit 0—Reserved: This bit can be written and read, but it does not affect interrupt priority.
Rev. 5.0, 09/04, page 93 of 978