RL78/G13 CHAPTER 4 PORT FUNCTIONS
R01UH0146EJ0100 Rev.1.00 170
Sep 22, 2011
Figure 4-2. Block Diagram of P01
Output latch
(P01)
Internal bus
Alternate
function
P01/TO00
WRPU
RD
WR
PORT
PU01
EVDD
P-ch
PU0
P0
WRPM
PM0
PM01
CMOS
TTL
PIM0
PIM01
WRPIM
Selector
P0: Port register 0
PU0: Pull-up resistor option register 0
PM0: Port mode register 0
PIM0: Port input mode register 0
RD: Read signal
WR××: Write signal