
RL78/G13
CHAPTER 4 PORT FUNCTIONS
R01UH0146EJ0100 Rev.1.00
204
Sep 22, 2011
Figure 4-28. Block Diagram of P51, P56, P57
P51, P56, P57
WRPU
RD
WRPORT
WRPM
EVDD
P-ch
PU5
PM5
P5
PM51,
PM56, PM57
PU51,
PU56, PU57
Output latch
(P51, P56, P57)
Selector
Internal
bus
P5:
Port register 5
PU5:
Pull-up resistor option register 5
PM5:
Port mode register 5
RD:
Read signal
WR
××: Write signal