mc68hc908qy4vp Freescale Semiconductor, Inc, mc68hc908qy4vp Datasheet - Page 23

• Manufacturer Part Number: mc68hc908qy4vp
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

1.6 Pin Function Priority
Table 1-3
Freescale Semiconductor
is meant to resolve the priority if multiple functions are enabled on a single pin.
Upon reset all pins come up as input ports regardless of the priority table.
Pin Name
PTA0
PTA1
PTA2
PTA3
PTA4
PTA5
Table 1-3. Function Priority in Shared Pins
MC68HC908QY/QT Family Data Sheet, Rev. 5
AD0 → TCH0 → KBI0 → PTA0
AD1 →TCH1 → KBI1 → PTA1
IRQ → KBI2 → TCLK → PTA2
RST → KBI3 → PTA3
OSC2 → AD2 → KBI4 → PTA4
OSC1 → AD3 → KBI5 → PTA5
Highest-to-Lowest Priority Sequence
NOTE
Pin Function Priority
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