📄 c51单片机串行口中断服务程序.htm
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<p class=MsoNormal align=center style='text-align:center'><b><span lang=EN-US
style='font-size:9.0pt;font-family:"\000B "'>C51</span></b><b><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"\000B ";
mso-hansi-font-family:"\000B "'>单片机串行口中断服务程序</span></b><b><span lang=EN-US
style='font-size:9.0pt;font-family:"\000B "'><o:p></o:p></span></b></p>
<p class=MsoNormal><span lang=EN-US style='font-size:9.0pt;font-family:"\000B "'>//</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"\000B ";
mso-hansi-font-family:"\000B "'>串口中断服务程序，仅需做简单调用即可完成串口输入输出的处理</span><span
lang=EN-US style='font-size:9.0pt;font-family:"\000B "'> <br>
//</span><span style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:
"\000B ";mso-hansi-font-family:"\000B "'>编程：聂小猛。该资料来自“</span><span lang=EN-US
style='font-size:9.0pt;font-family:"\000B "'>51</span><span style='font-size:
9.0pt;font-family:宋体;mso-ascii-font-family:"\000B ";mso-hansi-font-family:"\000B "'>单片机世界”</span><span
lang=EN-US style='font-size:9.0pt;font-family:"\000B "'>http://go.163.com/~dz2000,</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"\000B ";
mso-hansi-font-family:"\000B "'>欢迎访问。</span><span lang=EN-US style='font-size:
9.0pt;font-family:"\000B "'> <br>
//</span><span style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:
"\000B ";mso-hansi-font-family:"\000B "'>出入均设有缓冲区，大小可任意设置。</span><span
lang=EN-US style='font-size:9.0pt;font-family:"\000B "'> <br>
//</span><span style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:
"\000B ";mso-hansi-font-family:"\000B "'>可供使用的函数名</span><span lang=EN-US
style='font-size:9.0pt;font-family:"\000B "'>: <br>
//char getbyte(void);</span><span style='font-size:9.0pt;font-family:宋体;
mso-ascii-font-family:"\000B ";mso-hansi-font-family:"\000B "'>从接收缓冲区取一个</span><span
lang=EN-US style='font-size:9.0pt;font-family:"\000B "'>byte,</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"\000B ";
mso-hansi-font-family:"\000B "'>如不想等待则在调用前检测</span><span lang=EN-US
style='font-size:9.0pt;font-family:"\000B "'>inbufsign</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"\000B ";
mso-hansi-font-family:"\000B "'>是否为</span><span lang=EN-US style='font-size:
9.0pt;font-family:"\000B "'>1</span><span style='font-size:9.0pt;font-family:
宋体;mso-ascii-font-family:"\000B ";mso-hansi-font-family:"\000B "'>。</span><span
lang=EN-US style='font-size:9.0pt;font-family:"\000B "'> <br>
//getline(char idata *line, unsigned char n); </span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"\000B ";
mso-hansi-font-family:"\000B "'>获取一行数据回车结束，已处理</span><span lang=EN-US
style='font-size:9.0pt;font-family:"\000B "'>backspce</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"\000B ";
mso-hansi-font-family:"\000B "'>和</span><span lang=EN-US style='font-size:9.0pt;
font-family:"\000B "'>delete,</span><span style='font-size:9.0pt;font-family:
宋体;mso-ascii-font-family:"\000B ";mso-hansi-font-family:"\000B "'>必须定义最大输入字符数</span><span
lang=EN-US style='font-size:9.0pt;font-family:"\000B "'> <br>
//putinbuf(uchar c);</span><span style='font-size:9.0pt;font-family:宋体;
mso-ascii-font-family:"\000B ";mso-hansi-font-family:"\000B "'>模拟接收到一个数据</span><span
lang=EN-US style='font-size:9.0pt;font-family:"\000B "'> <br>
//putbyte(char c);</span><span style='font-size:9.0pt;font-family:宋体;
mso-ascii-font-family:"\000B ";mso-hansi-font-family:"\000B "'>放入一个字节到发送缓冲区</span><span
lang=EN-US style='font-size:9.0pt;font-family:"\000B "'> <br>
//putbytes(unsigned char *outplace,j);</span><span style='font-size:
9.0pt;font-family:宋体;mso-ascii-font-family:"\000B ";mso-hansi-font-family:"\000B "'>放一串数据到发送缓冲区，自定义长度</span><span
lang=EN-US style='font-size:9.0pt;font-family:"\000B "'> <br>
//putstring(unsigned char code *puts);</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"\000B ";
mso-hansi-font-family:"\000B "'>发送一个字符串到串口</span><span lang=EN-US
style='font-size:9.0pt;font-family:"\000B "'> <br>
//puthex(unsigned char c);</span><span style='font-size:9.0pt;
font-family:宋体;mso-ascii-font-family:"\000B ";mso-hansi-font-family:"\000B "'>发送一个字节的</span><span
lang=EN-US style='font-size:9.0pt;font-family:"\000B "'>hex</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"\000B ";
mso-hansi-font-family:"\000B "'>码，分成两个字节发。</span><span lang=EN-US
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