Appendix B Internal I/O Registers
Rev. 6.00 Aug 04, 2006 page 626 of 680
REJ09B0145-0600
IRR2—Interrupt Request Register 2
H'F7
System control
Bit
Initial value
Read/Write
7
IRRDT
0
R/(W)
*
6
IRRAD
0
R/(W)
*
5
—
0
R/W
3
IRRTFH
0
R/(W)
*
0
IRREC
0
R/(W)
*
2
IRRTFL
0
R/(W)
*
1
IRRTC
0
R/(W)
*
4
IRRTG
0
R/(W)
*
Timer G interrupt request flag
Timer C interrupt request flag
0
[Clearing condition]
When IRRTG = 1, it is cleared by writing 0
1
[Setting condition]
When the TMIG pin is designated for TMIG input and
the designated signal edge is input
Note:
*
Bits 7, 6 and 4 to 0 can only be written with 0, for flag clearing.
A/D converter interrupt request flag
0
[Clearing condition]
When IRRAD = 1, it is cleared by writing 0
1
[Setting condition]
When the A/D converter completes conversion and
ADSF is reset
Direct transition interrupt request flag
0
[Clearing condition]
When IRRDT = 1, it is cleared by writing 0
1
[Setting condition]
When a SLEEP instruction is executed while DTON is
set to 1, and a direct transition is made
Timer FH interrupt request flag
0
[Clearing condition]
When IRRTFH = 1, it is cleared by writing 0
1
[Setting condition]
When counter FH and output compare register FH match
in 8-bit timer mode, or when 16-bit counters FL and FH
and output compare registers FL and FH match in 16-bit timer mode
Timer FL interrupt request flag
0
[Clearing condition]
When IRRTFL = 1, it is cleared by writing 0
1
[Setting condition]
When counter FL and output compare register FL
match in 8-bit timer mode
Asynchronous event counter interrupt request flag
0
[Clearing condition]
When IRREC = 1, it is cleared by writing 0
1
[Setting condition]
When the asynchronous event counter value overflows
0
[Clearing condition]
When IRRTC = 1, it is cleared by writing 0
1
[Setting condition]
When the timer C counter value overflows
(from H'FF to H'00) or underflows (from H'00 to H'FF)
Содержание H8/38342
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