Chapter 4 Port Functions; Port Functions - NEC mPD78F0730 Preliminary User's Manual

4.1 Port Functions

There are two types of pin I/O buffer power supplies: EV
supplies and the pins is shown below.
µ
The PD78F0730 is provided with the ports shown in Figure 4-1, which enable variety of control operations. The
functions of each port are shown in Table 4-2.
In addition to the function as digital I/O ports, these ports have several alternate functions. For details of the
alternate functions, see CHAPTER 2 PIN FUNCTIONS.
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CHAPTER 4 PORT FUNCTIONS

Table 4-1. Pin I/O Buffer Power Supplies
Power Supply Corresponding Pins
EV Port pins other than P121 and P122
DD
• P121 and P122
V
DD
• Non-port pins
Figure 4-1. Port Types
P30
Port 3
P33
P60
Port 6
P61
P120
Port 12
P122
Preliminary User's Manual U19014EJ1V0UD
and V . The relationship between these power
DD DD
P00
P01
P10
P17
Port 0
Port 1