Renesas M32R/ECU Series User Manual page 288

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