HD643303x Hitachi, HD643303x Datasheet - Page 99

• Manufacturer Part Number: HD643303x
• Description: Hitachi Microcomputer
• Manufacturer: Hitachi

Bit 7—Priority Level B7 (IPRB7): Selects the priority level of ITU channel 3 interrupt requests.
Bit 7
IPRB7
0
1
Bit 6—Priority Level B6 (IPRB6): Selects the priority level of ITU channel 4 interrupt requests.
Bit 6
IPRB6
0
1
Bits 5 and 4—Reserved: These bits can be written and read, but it does not affect interrupt
priority.
Bit 3—Priority Level B3 (IPRB3): Selects the priority level of SCI interrupt requests.
Bit 3
IPRB3
0
1
Bit 2—Reserved: This bit can be written and read, but it does not affect interrupt priority.
Bit 1—Priority Level B1 (IPRB1): Selects the priority level of A/D converter interrupt requests.
Bit 1
IPRB1
0
1
Bit 0—Reserved: This bit can be written and read, but it does not affect interrupt priority.
Description
ITU channel 3 interrupt requests have priority level 0 (low priority)
ITU channel 3 interrupt requests have priority level 1 (high priority)
Description
ITU channel 4 interrupt requests have priority level 0 (low priority)
ITU channel 4 interrupt requests have priority level 1 (high priority)
Description
SCI interrupt requests have priority level 0 (low priority)
SCI interrupt requests have priority level 1 (high priority)
Description
A/D converter interrupt requests have priority level 0 (low priority)
A/D converter interrupt requests have priority level 1 (high priority)
84
(Initial value)
(Initial value)
(Initial value)
(Initial value)