RS485通信C语言源代码，可用

自己开发单片机程序时写的C片段，希望能给大家有所参考

/***************************************************************************/
/*  Lcd.c       LCD interface routines                                     */
/*  Version :   2.1. for PIC16F87x                                         */
/*                                                                         */
/*  J. Winpenny  1/8/2000                                                  */
/*                                                                         */
/*                                                                         */
/*  Mode : HD44780 type LCD displays                                       */
/*                                                                         */
/*                                                                         */
/* Notes :

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     目录          0  2006-01-17 22:02  rs485

     文件      50596  2005-10-09 08:40  rs485\rs485.pdf

     文件      56487  2005-10-09 08:15  rs485\rs485net.zip

     目录          0  2006-01-17 22:02  rs485\rs485net

    ..AD...         0  2006-01-17 22:02  rs485\rs485net\Source

     文件       6542  2002-10-27 14:46  rs485\rs485net\Source\tstrs485.c

     文件       8682  2002-10-27 12:50  rs485\rs485net\Source\lcd2.c

     文件      13585  2002-10-27 14:43  rs485\rs485net\Source\rs485.c

     文件       9161  2002-10-27 14:46  rs485\rs485net\Source\tstrs485.HEX

     文件       4112  2002-10-27 14:46  rs485\rs485net\Source\tstrs485.SYM

     文件     102857  2002-10-27 14:46  rs485\rs485net\Source\tstrs485.LST

     文件      44544  2002-10-27 14:46  rs485\rs485net\Source\tstrs485.COD

     文件        482  2002-10-27 14:46  rs485\rs485net\Source\tstrs485.PJT

     文件       6505  2002-10-27 13:15  rs485\rs485net\Source\lcd873b.c

     文件      28961  2002-10-27 14:46  rs485\rs485net\Source\TSTRS485.TRE

     文件       2033  2002-10-27 14:46  rs485\rs485net\Source\TSTRS485.STA

    ..AD...         0  2006-01-17 22:02  rs485\rs485net\Source\Include

     文件       7056  2002-10-27 12:36  rs485\rs485net\Source\Include\16f877.h

     文件        534  2002-10-27 12:50  rs485\rs485net\Source\Include\lcd2.h

     文件       7934  2002-10-27 12:51  rs485\rs485net\Source\Include\16f873.h

     文件       1584  2002-10-27 12:11  rs485\rs485net\Source\Include\lcd873b.h

     文件       1349  2002-10-27 14:45  rs485\rs485net\Source\Include\rs485.h

     文件       2577  2002-10-27 14:37  rs485\rs485net\Source\Include\tst485.h

----------- ---------  ---------- -----  ----

               355581                    23