TIMER A
7.2 Block description
7.2.3 Count start register
This register is used to start and stop counting. One bit of this registar corresponds to one timer. (This is
the one-to-one relationship.) Figure 7.2.4 shows the structures of the count start registers 0 and 1.
b7 b6 b5 b4 b3 b2 b1 b0
Count start register 0 (Address 4016)
Bit
0
Bit name
Function
At reset R/W
0 : Stop counting
1 : Start counting
Timer A0 count start bit
Timer A1 count start bit
Timer A2 count start bit
Timer A3 count start bit
Timer A4 count start bit
Timer B0 count start bit
Timer B1 count start bit
Timer B2 count start bit
0
0
0
0
0
0
0
0
RW
RW
RW
RW
RW
RW
RW
RW
1
2
3
4
5
6
7
b7 b6 b5 b4 b3 b2 b1 b0
At reset R/W
Count start register 1 (Address 4116)
Bit
0
Bit name
Function
0 : Stop counting
1 : Start counting
Timer A5 count start bit
Timer A6 count start bit
Timer A7 count start bit
Timer A8 count start bit
Timer A9 count start bit
0
RW
RW
RW
RW
RW
–
1
0
2
0
3
0
0
4
7 to 5 Nothing is assigned.
Undefined
Fig. 7.2.4 Structures of count start registers 0 and 1
7906 Group User’s Manual Rev.2.0
7-7
RENESAS [ RENESAS TECHNOLOGY CORP ]
