RL78/F13, F14 CHAPTER 4 PORT FUNCTIONS
R01UH0368EJ0210 Rev.2.10 242
Dec 10, 2015
Figure 4-29. Block Diagram of P54
P54/SSI10/
(TI11)/(TO11)
WR
PU
RD
WR
PORT
PU54
(TO11)
P54
EV
DD
P-ch
PU5
P5
WR
PM
PM5
PM54
CMOS
(Schmitt3)
TTL
PIM5
PIM54
WR
PIM
PITHL5
PITHL54
WR
PITHL
CMOS
(Schmitt1)
WR
PMS
PMS
PMS0
Internal bus
Output latch
Alternate function
Alternate function
Selector
P5: Port register 5
PU5: Pull-up resistor option register 5
PM5: Port mode register 5
PIM5: Port input mode register 5
PMS: Port mode select register
PITHL5: Port input threshold control register 5
RD: Read signal
WRxx: Write signal