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vrf Function of HP Vee

Question asked by VRFuser on Sep 20, 1999
<!DOCTYPE HTML PUBLIC "-//W3C//DTD W3 HTML//EN"><HTML><HEAD><META content=text/html;charset=big5 http-equiv=Content-Type><META content='"MSHTML 4.72.3110.7"' name=GENERATOR></HEAD><BODY bgColor=#ffffff><DIV><FONT color=#000000><FONT size=3>Hello All:</FONT></FONT><FONT size=3></FONT></DIV><DIV><FONT color=#000000><FONT size=3></FONT></FONT><FONT size=3></FONT> </DIV><DIV><FONT color=#000000><FONT size=3>Do anyone know how to calculate the following with HP Vee function?</FONT></FONT><FONT size=3></FONT></DIV><DIV><FONT color=#000000><FONT size=3></FONT></FONT><FONT size=3></FONT> </DIV><DIV><FONT color=#000000 face="" size=3>02H XOR 31H = 33H  (02H = |stx> ; 31H = 1 and 33H = 3)  i.e. 00000010 XOR 00110001 = 00110011</FONT></DIV><DIV><FONT color=#000000 face="" size=3></FONT> </DIV><DIV><FONT color=#000000 face="" size=3>This calculation is used for calculating check character in RS 485 control programming. For example, when we need to send |stx>00R60|etx>? (? as check character ) to client machine. "? " need be calculated with XOR character in Hex from|stx> to |etx>. As I know HP Vee has XOR function but this function could not calculate <FONT color=#000000 face="" size=3>02H XOR 53H = 52H. </FONT></FONT></DIV><DIV><FONT color=#000000 face="" size=3><FONT color=#000000 face="" size=3></FONT></FONT> </DIV><DIV><FONT color=#000000 face="" size=3><FONT color=#000000 face="" size=3>Thank you for help in advanced.</FONT></FONT></DIV><DIV><FONT color=#000000 face="" size=3><FONT color=#000000 face="" size=3></FONT></FONT> </DIV><DIV>Best Regards,</DIV><DIV><FONT color=#000000 face="" size=3><FONT color=#000000 face="" size=3>PAtrick Chen</FONT></FONT></DIV></BODY></HTML>