Datasheet

V850ES/JG3-H, V850ES/JH3-H CHAPTER 13 FUNCTIONS OF WATCHDOG TIMER 2
R01UH0042EJ0500 Rev.5.00 Page 670 of 1513
Aug 12, 2011
Table 13-2. Watchdog Timer 2 Clock Selection
WDCS24 WDCS23 WDCS22 WDCS21 WDCS20 Selected Clock 100 kHz (MIN.) 220 kHz (TYP.) 400 kHz (MAX.)
0 0 0 0 0 2
12
/fR 41.0 ms 18.6 ms 10.2 ms
0 0 0 0 1 2
13
/fR 81.9 ms 37.2 ms 20.5 ms
0 0 0 1 0 2
14
/fR 163.8 ms 74.5 ms 41.0 ms
0 0 0 1 1 2
15
/fR 327.7 ms 148.9 ms 81.9 ms
0 0 1 0 0 2
16
/fR 655.4 ms 297.9 ms 163.8 ms
0 0 1 0 1 2
17
/fR 1,310.7 ms 595.8 ms 327.7 ms
0 0 1 1 0 2
18
/fR 2,621.4 ms 1191.6 ms 655.4 ms
0 0 1 1 1 2
19
/fR (Default value) 5,242.9 ms 2383.1 ms 1,310.7 ms
fXX = 24 MHz fXX = 32 MHz fXX = 48 MHz
0 1 0 0 0 2
19
/fXX 21.8 ms 16.4 ms 10.9 ms
0 1 0 0 1 2
20
/fXX 43.7 ms 32.8 ms 21.8 ms
0 1 0 1 0 2
21
/fXX 87.4 ms 65.5 ms 43.7 ms
0 1 0 1 1 2
22
/fXX 174.8 ms 131.1 ms 87.4 ms
0 1 1 0 0 2
23
/fXX 349.5 ms 262.1 ms 174.8 ms
0 1 1 0 1 2
24
/fXX 699.1 ms 524.3 ms 349.5 ms
0 1 1 1 0 2
25
/fXX 1398.1 ms 1048.6 ms 699.1 ms
0 1 1 1 1 2
26
/fXX 2796.2 ms 2097.2 ms 1398.1 ms
fXT = 32.768 kHz
1
×
0 0 0 2
9
/fXT 15.625 ms
1
×
0 0 1 2
10
/fXT 31.25 ms
1
×
0 1 0 2
11
/fXT 62.5 ms
1
×
0 1 1 2
12
/fXT 125 ms
1
×
1 0 0 2
13
/fXT 250 ms
1
×
1 0 1 2
14
/fXT 500 ms
1
×
1 1 0 2
15
/fXT 1,000 ms
1
×
1 1 1 2
16
/fXT 2,000 ms