MC68HC05K1 FREESCALE [Freescale Semiconductor, Inc], MC68HC05K1 Datasheet - Page 58

• Manufacturer Part Number: MC68HC05K1
• Description: HCMOS Microcontroller Unit
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Technical Data
5.4.2 I/O Port Registers
5.4.3 Timer
5.4.4 COP Watchdog
Technical Data
A reset has these effects on input/output (I/O) port registers:
A reset has these effects on the multifunction timer:
A reset clears the COP watchdog timeout counter.
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Clears bits DDRA7–DDRA0 in data direction register A so that
port A pins are inputs
Clears bits PDIA7–PDIA0 in pulldown register A, turning on port A
pulldown devices (if pulldown devices are enabled by mask
option)
Clears bits DDRB1 and DDRB0 in data direction register B so that
port B pins are inputs
Clears bits PDIB1 and PDIB0 in pulldown register B, turning on
port B pulldown devices (if pulldown devices are enabled by mask
option)
Has no effect on port A or port B data registers
Clears the timer status and control register
Clears the timer counter register
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Resets
MC68HC05K0 • MC68HC05K1 — Rev. 2.0