MULTIJUNCTION TIMERS
10.2 Common Units of Multijunction Timers
10
TOP6,7 Interrupt Request Mask & Status Register (TOP67IMS)
<Address: H’0080 0232>
b0
1
0
2
3
4
0
5
0
6
b7
TOPIS7 TOPIS6
TOPIM7 TOPIM6
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
TOPIS7 (TOP7 interrupt request status bit)
TOPIS6 (TOP6 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
TOPIM7 (TOP7 interrupt request mask bit)
TOPIM6 (TOP6 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.
TOP67IMS <H'0080 0232>
TOP7udf
Data bus
2-source inputs
TOPIS7
F/F
b2
b6
TOP6,7 output interrupt request
IRQ1
TOPIM7
F/F
(Level)
TOP6udf
b3
TOPIS6
F/F
TOPIM6
F/F
b7
Figure 10.2.6 Block Diagram of TOP6,7 Output Interrupt Request
32180 Group User’s Manual (Rev.1.0)
10-41
RENESAS [ RENESAS TECHNOLOGY CORP ]
