HD6473032F Datasheet, PDF (98/572 Pages) Hitachi Semiconductor – Hitachi Microcomputer

Interrupt Priority Register B (IPRB): IPRB is an 8-bit readable/writable register in which
interrupt priority levels can be set.
Bit
Initial value
Read/Write
7
6
5
IPRB7 IPRB6 —
0
0
0
R/W
R/W R/W
4
3
2
1
0
— IPRB3 — IPRB1 —
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
Reserved bit
Priority level B1
Selects the priority level
of A/D converter
interrupt request
Reserved bit
Priority level B3
Selects the priority level of SCI
channel 0 interrupt requests
Reserved bits
Priority level B6
Selects the priority level of ITU channel 4 interrupt requests
Priority level B7
Selects the priority level of ITU channel 3 interrupt requests
IPRB is initialized to H'00 by a reset and in hardware standby mode.
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