W83194BR-903_06 Datasheet, PDF (13/26 Pages) Winbond – STEPLESS VIA PT/PM MAIN CLOCK GENERATOR

W83194BR-903/W83194BG-903
7.6 Register 5: Watchdog Control (Default: 02h)
BIT
NAME
PWD
DESCRIPTION
7 SEL24_48
X 24 / 48 MHz output selection, 1: 24 MHz.0: 48 MHz. (Default)
Default value follow hardware trapping data on SEL24_48# pin.
6 EN_WD
0 Program this bit =>
1: Enable Watchdog Timer feature.
0: Disable Watchdog Timer feature.
Read-back this bit =>
During timer count down the bit read back to 1.
If count to zero, this bit read back to 0.
5 WD_TIMEOUT 0 Read Back only, Timeout Flag, This bit is Read Only.
1: Watchdog has ever started and counts to zero.
0: Watchdog is restarted and counting.
4 SAF_FREQ [4] 0
3 SAF_FREQ [3] 0
2
SAF_FREQ [2]
0
These bits will be reloaded in Reg-0 to select frequency table. As the
watchdog is timeout and EN_SAFE_FREQ=1.
1 SAF_FREQ [1] 1
0 SAF_FREQ [0] 0
7.7 Register 6: Reserved (Default: 50h) (Read Only)
BIT
NAME
PWD
DESCRIPTION
7
Reserved
0 Reserved
6
Reserved
1
5
Reserved
0 Reserved
4
Reserved
1
3
Reserved
0 Reserved
2
Reserved
0
1
Reserved
0 Reserved
0
Reserved
0
Publication Release Date: May 2006
-9-
Revision 1.0