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H8S/2218 数据表(PDF) 265 Page - Renesas Technology Corp

部件名 H8S/2218
功能描述  16-Bit Single-Chip Microcomputer H8S Family/H8S/2200 Series
PDF  750 Pages
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制造商  RENESAS [Renesas Technology Corp]
网页  http://www.renesas.com
标志 RENESAS - Renesas Technology Corp

H8S/2218 数据表(HTML) 265 Page - Renesas Technology Corp

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Section 8 I/O Ports
Rev.6.00 Jun. 03, 2008 Page 217 of 698
REJ09B0074-0600
8.1.2
Port 1 Data Register (P1DR)
P1DR stores output data for the port 1 pins.
Bit
Bit Name Initial Value
R/W
Description
7
6
5
4
3
2
1
0
P17DR
P16DR
P15DR
P14DR
P13DR
P12DR
P11DR
P10DR
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Store output data for a pin that functions as a general
output port.
8.1.3
Port 1 Register (PORT1)
PORT1 indicates the pin states of the port 1.
Bit
Bit Name Initial Value
R/W
Description
7
6
5
4
3
2
1
0
P17
P16
P15
P14
P13
P12
P11
P10
⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
R
R
R
R
R
R
R
R
If the port 1 is read while P1DDR bits are set to 1, the
P1DR value is read. If the port 1 is read while P1DDR bits
are cleared to 0, the pin states are read.
Note: * Determined by the states of pins P17 to P10.



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