m37905 Renesas Electronics Corporation., m37905 Datasheet - Page 372
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m37905
Manufacturer Part Number
m37905
Description
Mitsubishi 16-bit Single-chip Microcomputer 7700 Family / 7900 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.M37905.pdf
(565 pages)
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Fig. 15.2.5 Structure of watchdog timer frequency select register
15.2.3 Watchdog timer frequency select register
Figure 15.2.5 shows the structure of the watchdog timer frequency select register.
(1) Watchdog timer clock source select bits at STP termination (bits 7, 6)
Watchdog timer frequency select register
These bits are used to select a count source at stop mode termination.
For details of the operation at stop mode termination, refer to section “15.3 Stop mode.”
5 to 1
Bit
0
6
7
Watchdog timer frequency
select bit
Nothing is assigned.
Watchdog timer clock source
select bits at STP termination
Bit name
7905 Group User’s Manual Rev.1.0
0 : Wf
1 : Wf
b7 b6
0 0 : fX
0 1 : fX
1 0 : fX
1 1 : fX
(Address 61
512
32
32
16
128
64
16
)
STOP AND WAIT MODES
Function
b7 b6 b5 b4 b3 b2 b1 b0
15.2 Block description
Undefined
At reset
0
0
0
R/W
RW
RW
RW
—
15-7
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