h8s-2628 Renesas Electronics Corporation., h8s-2628 Datasheet - Page 338

• Manufacturer Part Number: h8s-2628
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 13 Watchdog Timer
Note:
Rev. 3.00 Oct 04, 2005 page 298 of 598
REJ09B0155-0300
Bit
2
1
0
Bit Name
CKS2
CKS1
CKS0
*
Only 0 can be written, for flag clearing.
Initial Value
0
0
0
R/W
R/W
R/W
R/W
Description
Clock Select 2 to 0
Selects the clock source to be input to TCNT. The
overflow frequency for
parentheses.
000: Clock /2 (frequency: 25.6 s)
001: Clock /64 (frequency: 819.2 s)
010: Clock /128 (frequency: 1.6 ms)
011: Clock /512 (frequency: 6.6 ms)
100: Clock /2048 (frequency: 26.2 ms)
101: Clock /8192 (frequency: 104.9 ms)
110: Clock /32768 (frequency: 419.4 ms)
111: Clock /131072 (frequency: 1.68 s)
= 20 MHz is enclosed in