I></B></TD>

<TD ALIGN=LEFT VALIGN=TOP>Check Sum (2 hex digits)</TD>
</TR>

<TR>
<TD ALIGN=LEFT VALIGN=TOP><B><I>CRLF</I></B></TD>

<TD ALIGN=LEFT VALIGN=TOP>Line Terminator (CR/LF for DOS, LF for LINUX)</TD>
</TR>
</TABLE>

<P>The checksum is defined as:

<P><I>sum = byte_count+address_hi+address_lo+(sum of all data bytes)</I>
<BR><I>checksum = ((~sum) &amp; ffh)</I>

<P>Here is a sample file:
<PRE>S11B10000102030405060708090A0B0C0D0E0F101112131415161718A8
S1051018191A9F
S9030000FC</PRE>
<P>The last line o