Datasheet

78K0/Kx2-L CHAPTER 4 PORT FUNCTIONS
R01UH0028EJ0400 Rev.4.00 150
Sep 27, 2010
Figure 4-17. Block Diagram of P37
P37/SO11
WR
PU
RD
WR
PORT
WR PM
PU37
Alternate
function
Output latch
(P37)
PM37
Alternate
function
P-ch
Selector
Internal bus
PU3
PM3
P3
V
DD
P3: Port register 3
PU3: Pull-up resistor option register 3
PM3: Port mode register 3
RD: Read signal
WR××: Write signal