Codevision Microcontroller with 1K Byte of In-System Programmable Flash AT90S1200

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•Bits 7..4 CRes: Reserved Bits
These bits are reserved bits in the AT90S1200 and will always read as zero.
•Bit 3?CWDE: Watchdog Enable
When the WDE is set (one) the Watchdog Timer is enabled, and if the WDE is cleared
(zero) the Watchdog Timer function is disabled.
•Bits 2..0?CWDP2..0: Watchdog Timer Prescaler 2, 1 and 0
The WDP2..0 determine the Watchdog Timer prescaling when the Watchdog Timer is
enabled. The different prescaling values and their corresponding timeout periods are
shown in Table 6.