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H8S/2218 Scheda tecnica(PDF) 277 Page - Renesas Technology Corp

Il numero della parte H8S/2218
Spiegazioni elettronici  16-Bit Single-Chip Microcomputer H8S Family/H8S/2200 Series
PDF  750 Pages
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Produttore elettronici  RENESAS [Renesas Technology Corp]
Homepage  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

H8S/2218 Scheda tecnica(HTML) 277 Page - Renesas Technology Corp

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Section 8 I/O Ports
Rev.6.00 Jun. 03, 2008 Page 229 of 698
REJ09B0074-0600
Bit
Bit Name
Initial Value R/W
Description
1
0
P71DDR
P70DDR
0
0
W
W
(H8S/2218 Group)
Setting a P7DDR bit to 1 makes the corresponding port
7 pin an output pin, while clearing the bit to 0 makes the
pin an input pin.
(H8S/2212 Group)
Reserved
These bits are undefined and cannot be modified.
8.4.2
Port 7 Data Register (P7DR)
P7DR stores output data for the port 7 pins.
Bit
Bit Name
Initial Value R/W
Description
7
6
5
P77DR
P76DR
P75DR
0
0
0
R/W
R/W
R/W
(H8S/2218 Group)
Reserved
These bits are undefined and cannot be modified.
(H8S/2212 Group)
Store output data for the port 7 pins.
4
P74DR
0
R/W
(H8S/2218 Group)
Stores output data for the port 7 pins.
(H8S/2212 Group)
Reserved
This bit is undefined and cannot be modified.
3, 2
⎯
Undefined
⎯
Reserved
These bits are undefined and cannot be modified.
1
0
P71DR
P70DR
0
0
R/W
R/W
(H8S/2218 Group)
Store output data for the port 7 pins.
(H8S/2212 Group)
Reserved
These bits are undefined and cannot be modified.



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