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HD6433713 Datasheet(PDF) 131 Page - Renesas Technology Corp

Part # HD6433713
Description  single-chip microcontrollers
PDF  324 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD6433713 Datasheet(HTML) 131 Page - Renesas Technology Corp

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7.4 Port 4
7.4.1 Overview
Port 4 is an 8-bit high-voltage I/O port. Figure 7-5 shows the pin configuration.
Figure 7-5 Port 4 Pin Configuration
7.4.2 Register Configuration and Description
Table 7-11 shows the port 4 register configuration.
Table 7-11 Port 4 Registers
Name
Abbrev.
R/W
Initial Value
Address
Port data register 4
PDR4
R/W
H'00
H'FFD4
1.
Port data register 4 (PDR4)
PDR4 is an 8-bit register for storing the data of port 4 pins P47 to P40.
Upon reset, PDR4 is initialized to H'00.
P4 /FS
P4 /FS
P4 /FS
P4 /FS
P4 /FS
P4 /FS
P4 /FS
P4 /FS
7
6
5
4
3
2
1
0
23
22
21
20
19
18
17
16
Port 4
(IO/output)
(IO/output)
(IO/output)
(IO/output)
(IO/output)
(IO/output)
(IO/output)
(IO/output)
Note: IO indicates input/output.
Bit
Initial value
Read/Write
7
PDR4
0
R/W
6
PDR4
0
R/W
5
PDR4
0
R/W
4
PDR4
0
R/W
3
PDR4
0
R/W
0
PDR4
0
R/W
2
PDR4
0
R/W
1
PDR4
0
R/W
32
10
4
5
6
7
120



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