Chapter 4 Port Functions; Port Types ( Μ Pd789426, 789436 Subseries) - NEC UPD789426 Series User Manual

8-bit single-chip microcontrollers
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4.1 Port Functions
µ
The
PD789426, 789436, 789446, and 789456 Subseries provide the ports shown in Figures 4-1 and 4-2,
enabling various methods of control.
Numerous other functions are provided that can be used in addition to the digital I/O port functions. For more
information on these additional functions, see CHAPTER 2 PIN FUNCTIONS.
Port 6
Port 7
Port 8
Port 9
76

CHAPTER 4 PORT FUNCTIONS

µ
Figure 4-1. Port Types (
P60
P65
P70
P72
P80
P81
P90
P97
User's Manual U15075EJ2V1UD
PD789426, 789436 Subseries)
P00
P03
P10
P11
P20
P26
P30
P33
P50
P53
Port 0
Port 1
Port 2
Port 3
Port 5

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