RL78/F13, F14 CHAPTER 4 PORT FUNCTIONS
R01UH0368EJ0210 Rev.2.10 217
Dec 10, 2015
Figure 4-10. Block Diagram of P15
WR
PU
RD
WR
PORT
WR
PM
PU15
P15
PM15
EV
DD
P-ch
PU1
PM1
WR
POM
POM15
POM1
P1
WR
PMS
PMS
PMS0
Alternate function
TXD0/SO00
P15/TI05/TO05/
TRDIOA1/SO00/
TXD0/TOOLTXD/
RTC1HZ/(TRDIOA0)
Alternate function
TO05/TRDIOA1
/RTC1HZ/(TRDIOA0)
Alternate function
Internal bus
Selector
Output latch
P1: Port register 1
PU1: Pull-up resistor option register 1
PM1: Port mode register 1
POM1: Port output mode register 1
PMS: Port mode select register
RD: Read signal
WRxx: Write signal