HD6432633 Datasheet, PDF (733/1453 Pages) Renesas Technology Corp – Series of Microcomputers (MCUs: microcomputer units)

WDT1*¹ Input Clock Select
Description
Bit 4 Bit 2 Bit 1 Bit 0
PSS CKS2 CKS1 CKS0 Clock
Overflow Period*² (where ø = 25 MHz)
(where ø SUB = 32.768 kHz)
0
0
0
0
ø/2 (Initial value) 20.4 µs
1
ø/64
655.3 µs
1
0
ø/128
1.3 ms
1
ø/512
5.2 ms
1
0
0
ø/2048
20.9 ms
1
ø/8192
83.8 ms
1
0
ø/32768
335.5 ms
1
ø/131072
1.34 s
1
0
0
0
øSUB/2
15.6 ms
1
øSUB/4
31.3 ms
1
0
øSUB/8
62.5 ms
1
øSUB/16
125 ms
1
0
0
øSUB/32
250 ms
1
øSUB/64
500 ms
1
0
øSUB/128
1s
1
øSUB/256
2s
Notes: *1 WDT1 is not available in the H8S/2695.
*2 An overflow period is the time interval between the start of counting up from H'00 on the
TCNT and the occurrence of a TCNT overflow.
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