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MB90420/5 (A) SERIES F
• CPU Intermittent operation selector
Selects the suspended clock count in CPU intermittent operating mode
• Standby controller
Controls the CPU clock controller and resource clock controller to transit to or clear low-power
consumption mode
• CPU Clock controller
Controls the clock supplied to the CPU. This circuit controls the clock supplied to clock controller for
resource.
• Resource clock controller
Controls the clock supplied to the resource
• Pin high-impedance controller
Sets the external pin to the high impedance state in the time-base timer mode or the stop mode
Isolates the pull-up resistor in the stop mode for a pin for which the pull-up option is selected
• Internal reset generator
Generates the internal reset signal
• Low-power consumption mode control register (LPMCR)
Transits/cancels the standby mode and sets the CPU intermittent operation function
2
MC-16LX FAMILY 16-BIT MICROCONTROLLERS HARDWARE MANUAL
5-6
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