Chapter 6 port functions, 1 port functions – NEC uPD78P078 User Manual
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CHAPTER 6 PORT FUNCTIONS
6.1 Port Functions
The
µ
PD78078 and 78078Y Subseries units incorporate two input ports and eighty-six input/output ports. Figure
6-1 shows the port configuration. Every port is capable of 1-bit and 8-bit manipulations and can carry out considerably
varied control operations. Besides port functions, the ports can also serve as on-chip hardware input/output pins.
Figure 6-1. Port Types
Port 6
Port 0
Port 8
Port 9
Port 7
8
Port 1
Port 2
P00
P60
P67
P70
P72
P80
P103
P10
P07
P17
P20
P27
Port 13
Port 3
Port 4
Port 5
P87
P90
P96
P100
P120
P127
P130
Port 10
Port 12
P131
P30
P37
P40 to P47
P50
P57