UPD78F9234MC-5A4-A Datasheet, PDF (54/419 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

CHAPTER 4 PORT FUNCTIONS
4.1 Functions of Ports
The 78K0S/KB1+ has the ports shown in Figure 4-1, which can be used for various control operations. Table 4-1
shows the functions of each port.
In addition to digital I/O port functions, each of these ports has an alternate function. For details, refer to
CHAPTER 2 PIN FUNCTIONS.
Figure 4-1. Port Functions
Port 4
Port 12
Port 13
P40
P47
P120
P123
P130
P00
Port 0
P03
P20
Port 2
P23
P30
Port 3
P33
P34
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User’s Manual U17446EJ5V0UD