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Appendix B Internal I/O Registers
Rev. 6.00 Sep 12, 2006 page 488 of 526
REJ09B0326-0600
IRR1—Interrupt request register 1
H'FFF7
System control
Bit
Initial value
Read/Write
7
IRRTB1
0
R/W
6
IRRTA
0
R/W
4
—
1
—
3
IRRI3
0
R/W
0
IRRI0
0
R/W
2
IRRI2
0
R/W
1
IRRI1
0
R/W
5
—
0
—
*
*
*
*
*
*
IRQ
3
to IRQ
0
interrupt request flag
0
[Clearing condition]
1
[Setting condition]
When IRRIn = 1, it is cleared by writing 0
When pin IRQn is set for interrupt input and the designated signal
edge is input
Timer A interrupt request flag
0
[Clearing condition]
1
[Setting condition]
When IRRTA = 1, it is cleared by writing 0
When timer counter A overflows from H'FF to H'00
Timer B1 interrupt request flag
0
[Clearing condition]
1
[Setting condition]
When IRRTB1 = 1, it is cleared by writing 0
When timer counter B1 overflows from H'FF to H'00
Note:
*
Only a write of 0 for flag clearing is possible.
(n = 3 to 0)
Содержание F-ZTAT H8/3642A Series
Страница 6: ...Rev 6 00 Sep 12 2006 page iv of xx ...
Страница 8: ...Rev 6 00 Sep 12 2006 page vi of xx ...
Страница 21: ...Rev 6 00 Sep 12 2006 page xix of xx Appendix E Product Code Lineup 522 Appendix F Package Dimensions 524 ...
Страница 22: ...Rev 6 00 Sep 12 2006 page xx of xx ...
Страница 124: ...Section 5 Power Down Modes Rev 6 00 Sep 12 2006 page 102 of 526 REJ09B0326 0600 ...
Страница 188: ...Section 6 ROM Rev 6 00 Sep 12 2006 page 166 of 526 REJ09B0326 0600 ...
Страница 190: ...Section 7 RAM Rev 6 00 Sep 12 2006 page 168 of 526 REJ09B0326 0600 ...
Страница 298: ...Section 9 Timers Rev 6 00 Sep 12 2006 page 276 of 526 REJ09B0326 0600 ...
Страница 378: ...Section 12 A D Converter Rev 6 00 Sep 12 2006 page 356 of 526 REJ09B0326 0600 ...
Страница 446: ...Section 13 Electrical Characteristics Rev 6 00 Sep 12 2006 page 424 of 526 REJ09B0326 0600 ...