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CHAPTER 7 CLOCK GENERATOR
7.5.2 Subsystem clock operations
When operated with the subsystem clock (with bit 5 (CLS) of the processor clock control register (PCC) set to 1),
the following operations are carried out.
(a) The minimum instruction execution time remains constant (122 µ s when operated at 32.768 kHz) irrespective
of bits 0 to 2 (PCC0 to PCC2) of the PCC.
(b) Watchdog timer counting stops.
Caution
Do not execute the STOP instruction while the subsystem clock is in operation.
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