📄 触摸屏试验--周绪宏.htm
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<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 1">
</SPAN>}</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US>
<P><FONT face="Times New Roman" size=3></FONT> </P></SPAN>
<P></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 1">
</SPAN>printf("touch Screen test: \n");</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 1">
</SPAN>while(1){</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 2">
</SPAN>printf("\n************************************\n");</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 2">
</SPAN>printf(" * 1. Read x,y position<SPAN
style="mso-spacerun: yes">
</SPAN><SPAN
style="mso-tab-count: 2">
</SPAN><SPAN
style="mso-spacerun: yes"> </SPAN>\n");</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 2">
</SPAN>printf(" * 2. Set Max x:<SPAN
style="mso-tab-count: 2">
</SPAN><SPAN style="mso-spacerun: yes"> </SPAN><SPAN
style="mso-spacerun: yes"> </SPAN>\n");</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 2">
</SPAN>printf(" * 3. set Max y:<SPAN
style="mso-spacerun: yes">
</SPAN><SPAN
style="mso-spacerun: yes"> </SPAN>\n");</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 2">
</SPAN>printf(" * q. exit<SPAN
style="mso-spacerun: yes">
</SPAN><SPAN
style="mso-spacerun: yes"> </SPAN>\n");</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 2">
</SPAN>printf("************************************\n");</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 2">
</SPAN>select_item = getchar();<SPAN style="mso-tab-count: 1">
</SPAN></FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 2">
</SPAN>switch(select_item){</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 3">
</SPAN>case '1':<SPAN
style="mso-tab-count: 6">
</SPAN></FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>temp = read(fd, data, sizeof(data));</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>printf(" x Position is :%d\n", data[1]);</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>printf(" y Position is :%d\n", data[2]);</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>break;</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 3">
</SPAN>case '2':</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>printf(" Please input the max-x:(0-640)");</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>scanf("%d", &max_x);</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>ioctl(fd, 5, max_x);<SPAN
style="mso-tab-count: 1">
</SPAN></FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>break;</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 3">
</SPAN>case '3':</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>printf("please input the max_y:(0-480)");</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>scanf("%d", &max_y);</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>ioctl(fd, 6, max_y);</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>break;</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 3">
</SPAN>case 'q':</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>printf("exit\n");</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 3">
</SPAN><SPAN style="mso-tab-count: 1">
</SPAN>goto exit;<SPAN style="mso-tab-count: 1">
</SPAN></FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 3">
</SPAN>default:</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>printf(" please input again or 'q' exit!\n");</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 4">
</SPAN>break;</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 2">
</SPAN>}</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 1">
</SPAN>}</FONT></FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT face="Times New Roman" size=3>exit:</FONT></SPAN></P>
<P class=MsoNormal style="BACKGROUND: #f3f3f3; MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT size=3><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 1">
</SPAN>close(fd);</FONT></FONT></SPAN></P>
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