?? mega8學習筆記（10_3_2）-------cocoguojia 原創--單片機實驗室－－－－－嘉哥.htm
字號:
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman">u8
read(void)<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman">{<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>u8 r_data=0,i;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>SDA_HIGHT;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>for(i=0;i<=7;i++)<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>{<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN><o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>SCL_HIGHT;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>if(SDA_INPUT==1)<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>{<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>r_data++;<SPAN style="mso-spacerun: yes">
</SPAN><o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>}<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>else<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>{<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>}<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>if(i!=7)<SPAN
style="mso-spacerun: yes">
</SPAN><SPAN
style="mso-spacerun: yes"> </SPAN>//***********</FONT></SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">注意</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman">************<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>{<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>r_data<<=1;<SPAN
style="mso-spacerun: yes">
</SPAN><o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>}<SPAN
style="mso-spacerun: yes">
</SPAN><o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN><SPAN
style="mso-spacerun: yes"> </SPAN>SCL_LOW;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>} <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>send_ack(0);<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>return r_data;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman">}<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN><o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman">void
main(void)<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman">{<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>init();<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN><o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>start();<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
</SPAN>write(0xa0);<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋體"><FONT
face="Times New Roman"><SPAN
style="mso-spacerun: yes">
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