8.5.6 Configuration Byte 6

Name: CONFIG6
Offset: 0x300005

Bit 76543210 
   WDTCCS[2:0]WDTCWS[2:0] 
Access R/WR/WR/WR/WR/WR/W 
Reset 111111 

Bits 5:3 – WDTCCS[2:0] WDT Input Clock Selector

ValueNameDescription
xWDTE = 00These bits have no effect
111WDTE ≠ 00Software control
110 to 011WDTE ≠ 00Reserved
010WDTE ≠ 00WDT reference clock is the SOSC
001WDTE ≠ 00WDT reference clock is the 31.25 kHz MFINTOSC
000WDTE ≠ 00WDT reference clock is the 31.0 kHz LFINTOSC

Bits 2:0 – WDTCWS[2:0] WDT Window Select(1, 2)

ValueDescription
WDT Window Delay Percent of TimeWDT Window Opening Percent of TimeSoftware Control of Window
111n/a100Yes
110n/a100No
1012575
10037.562.5
0115050
01062.537.5
0017525
00087.512.5
Note:
  1. The value of WDTCWS is written to WDTCON1[WINDOW] at POR to set the initial configuration of the WDT window.
  2. For any setting other than WDTCWS = 111, user firmware has to arm the WDT by reading the WDTCON0 register before executing the CLRWDT instruction.