Block Diagram Of P23 And P24 - NEC switch User Manual

WR
PU0
RD
WR
PORT
WR
PM
PU0: Pull-up resistor option register 0
PM: Port mode register
RD: Port 2 read signal
WR: Port 2 write signal
CHAPTER 4 PORT FUNCTIONS
Figure 4-7. Block Diagram of P23 and P24
PU02
Output latch
(P23, P24)
PM23, PM24
User's Manual U12978EJ3V0UD
V
DD0
P-ch
P23, P24
65