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| SH7018 Datasheet, PDF (212/431 Pages) Renesas Technology Corp – SuperH™ RISC engine | |||
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⢠PFC (Pin Function Controller) function register
⢠I/O port register
Initializing is only possible by external power-on reset.
TCNT
value
H'FF
Overflow
H'00
Time
WT/IT = 1
TME = 1
H'00 written
in TCNT
WOVF = 1 WT/IT = 1 H'00 written
TME = 1 in TCNT
Internal reset generated
Internal
reset signal*
WT/IT: Timer mode select bit
TME: Timer enable bit
512 Ï clocks
Note: * Internal reset signal occurs only when the RSTE bit is set to 1.
Figure 11.4 Operation in the Watchdog Timer Mode
196
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