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📄 送点ptr8000的资料给大家 迅通科技 - powered by east_net.htm

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    <TD align=left class=head>--&gt; <B>本页主题:</B> 送点PTR8000的资料给大家</TD>
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          <TD bgColor=#f7fbff rowSpan=3 vAlign=top width="20%"><FONT 
            color=#000066 face=Gulim><B>gyqyhl</B></FONT><BR>
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                <TD align=middle><IMG border=0 
                  src="送点PTR8000的资料给大家 迅通科技 - powered by east_net.files/2.gif"></TD></TR></TBODY></TABLE><BR><!----><IMG 
            src="送点PTR8000的资料给大家 迅通科技 - powered by east_net.files/8.gif"><BR>级别: 
            <FONT color=#555555>新手上路</FONT> <!----><IMG alt=该用户目前在线 
            src="送点PTR8000的资料给大家 迅通科技 - powered by east_net.files/online.gif"> <!----><BR>发帖: <FONT color=green><B>35</B></FONT><BR>威望: <FONT 
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            color=red><B>63</B></FONT><BR><!---->注册时间:2006-03-28<BR>最后登陆:2006-04-11 
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                  <SPAN class=tpc_title>&nbsp;送点PTR8000的资料给大家</SPAN><BR><BR><!----><BR><SPAN 
                  class=tpc_content>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[本部分设定了<FONT 
                  color=red>隐藏</FONT>,您已回复过了,以下是隐藏的内容]<BR>
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                            <TD class=r_one>[s:39] [s:29] 
                              <BR><BR><BR>今天上午测试了一下,我的PTR8000只能传输50来M,50M后就收不到,需要改进,现在我想谈谈我的的一点点经验,希望正在调试这个模块的朋友少走弯路。也希望大家能够提出问题,一起进步,毕竟氛围都是大家创造出来的吗!<BR><BR>对于发射模块:<BR><BR>一、设置成STBY模式:<BR><BR>1、,令TRX-EN=0,SCN=0,正确配置寄存器,对于RX地址可以是4个字节,如果你只配置了一个字节,它会把后面的CRC模式的字节作为第二个字节处理,另外两个字节是默认的E7,所以最好配置4个RX字节。令SCN=1<BR><BR>2、TRX-EN=0,SCN=0,写TX地址到8000:先写控制字到8000里,(时序是这样的,写和读都都可以在低电平进行!),再写地址到8000,如果写一个字节的话,就循环8次,确保每一位数据都写进去了。令SCN=1<BR><BR>3、TRX-EN=0,SCN=0,读地址:先写控制字到8000,时序同写的一样,再往出读。即可!!!确保写进去的地址是对的。<BR><BR>4、写要发送的数据:TRX-EN=0,SCN=0,先写控制字到8000,时序同写的一样,再写数据。不放心的话,可以像第三步一样,读出来看看。<BR><BR>对了,漏掉一点,无论写还是读,都是高位在前,低位在后!!!!<BR><BR>二、 
                              设置成发射模式:<BR><BR><BR>令TRX-EN=1,TX-EN=1,延时,结束发射。等待数据再发射。</TD></TR></TBODY></TABLE></TD></TR></TBODY></TABLE></SPAN><BR><!----></TD></TR><!----></TBODY></TABLE></TD></TR><!---->
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          vAlign=bottom><BR><IMG align=absBottom 
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            <BR>很高兴和大家一起交流,一起进步 </TD></TR><!---->
        <TR bgColor=#f7fbff>
          <TD vAlign=bottom><!----><FONT color=red>[楼 主]</FONT> 
            <!---->From:Unkown | <B>Posted:</B>2006-04-10 14:03|</TD>
          <TD align=right vAlign=bottom><!----><!----><A 

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