
CHAPTER 4 PORT FUNCTIONS
User’s Manual U15905EJ2V1UD
112
Figure 4-10. Block Diagram of P32
Internal
bus
WRPMC
RD
Address
SCK1 output
SCK1 input
SCK1 output
enable signal
WRPORT
P32/SCK1
PMC32
Selector
WRPU
PU32
WRPM
PM32
Output latch
(P32)
WRPF
PF32
PMC3
PU3
PM3
P3
PF3
EVDD
P-ch
EVDD
EVSS
P-ch
N-ch
Caution
This pin does not have hysteresis characteristics in the port mode.
It has hysteresis characteristics only when an input-pin alternate function is used.
Remark
P3:
Port register 3
PM3:
Port mode register 3
PMC3: Port mode control register 3
PFC3: Port function control register 3
PU3:
Pull-up resistor option register 3