NEC 78014Y Series User Manual page 138

WR
PUO
RD
WR
PORT
WR
PM
PUO : Pull-up resistor option register
PM
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RD
WR : Port 2 write signal
138
CHAPTER 6 PORT FUNCTIONS
Figure 6-7. P22 and P27 Block Diagrams ( µ PD78014 Subseries)
PUO2
Output Latch
(P22, P27)
PM22, PM27
Alternate
Function
: Port mode register
: Port 2 read signal
Selector
V
DD
P-ch
P22/SCK1,
P27/SCK0