MULTIJUNCTION TIMERS
10.2 Common Units of Multijunction Timers
10
TIO8,9 Interrupt Request Mask & Status Register (TIO89IMS)
<Address: H’0080 0236>
b0
1
0
2
3
4
0
5
0
6
b7
TIOIS9 TIOIS8
TIOIM9 TIOIM8
0
0
0
0
0
<After reset: H’00>
b
Bit Name
No function assigned. Fix to "0".
Function
R
0
W
0
0, 1
2
TIOIS9 (TIO9 interrupt request status bit)
TIOIS8 (TIO8 interrupt request status bit)
No function assigned. Fix to "0".
0: Interrupt not requested
1: Interrupt requested
R(Note 1)
3
4, 5
6
0
0
TIOIM9 (TIO9 interrupt request mask bit)
TIOIM8 (TIO8 interrupt request mask bit)
0: Enable interrupt request
R
W
7
1: Mask (disable) interrupt request
Note 1: Only writing "0" is effective. Writing "1" has no effect; the bit retains the value it had before the write.
TIO89IMS <H'0080 0236>
TIO9udf
Data bus
2-source inputs
TIOIS9
F/F
b2
TIO8, 9 output interrupt request
IRQ3
TIOIM9
F/F
(Level)
b6
TIO8udf
b3
TIOIS8
F/F
TIOIM8
F/F
b7
Figure 10.2.10 Block Diagram of TIO8,9 Output Interrupt Request
32180 Group User’s Manual (Rev.1.0)
10-45
RENESAS [ RENESAS TECHNOLOGY CORP ]
