RL78/F13, F14 CHAPTER 4 PORT FUNCTIONS
R01UH0368EJ0210 Rev.2.10 213
Dec 10, 2015
Figure 4-6. Block Diagram of P11
P11/TI12/TO12/
SI10/SDA10/RXD1
LRXD1/CRXD0/
(TRDIOB0)
WR
PU
RD
WR
PORT
PU11
P11
EV
DD
P-ch
PU1
P1
WR
PM
PM1
POM11
POM1
WR
POM
PM11
CMOS
(Schmitt3)
TTL
PIM1
PIM11
WR
PIM
PITHL1
PITHL11
WR
PITHL
CMOS
(Schmitt1)
WR
PMS
PMS
PMS0
Alternate function
SDA10
Alternate function
TO12/(TRDIOB0)
Alternate function
Internal bus
Selector
Output latch
P1: Port register 1
PU1: Pull-up resistor option register 1
PM1: Port mode register 1
PIM1: Port input mode register 1
POM1: Port output mode register 1
PMS: Port mode select register
PITHL1: Port input threshold control register 1
RD: Read signal
WRxx: Write signal