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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><!-- BOOT-51 Appendix E --><HTML><HEAD><TITLE>BOOT-51 Appendix E</TITLE><META HTTP-EQUIV="content-type" CONTENT="text/html; charset=iso-8859-1"></HEAD><BODY BACKGROUND="spiral.gif" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#990099" ALINK="#FF0000"><TABLE WIDTH="98%"><TR><TD WIDTH=60 VALIGN=BOTTOM NOWRAP><IMG SRC="transp.gif" ALT="" WIDTH=60 HEIGHT=20></TD><TD><!-- Ab hier Seitentext: --><BIG><BR><P><STRONG><U>Appendix E</U></STRONG></P><P><STRONG>Tables of Baudrates</STRONG></P><P><BR>The following tables show the most frequently used baudrates that canbe generated with a particular timer or baudrate generator, for somestandard clock frequencies.<BR>Baudrates which can be generated with a relative accuracy ofbetter than <NOBR>4.0 %</NOBR>, are marked with that accuracy<NOBR>(in %)</NOBR> or with a '+' character, if they can begenerated exactly (better than <NOBR>0.01 %</NOBR>).<BR> </P><P><CENTER><TABLE BORDER=1 CELLPADDING=8 CELLSPACING=0><CAPTION><STRONG>Baudrates that can be generated with Timer 1:</STRONG></CAPTION><TR><TH>MHz<BR>bps</TH><TH>7.3728</TH><TH>11.0592</TH><TH>12.0000</TH><TH>14.7456</TH><TH>16.0000</TH><TH>18.0000</TH><TH>20.0000</TH><TH>24.0000</TH></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>128000</STRONG></TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD>2.34</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>76800</STRONG></TD><TD> </TD><TD> </TD><TD> </TD><TD>+</TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>64000</STRONG></TD><TD> </TD><TD> </TD><TD>2.34</TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD>2.34</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>57600</STRONG></TD><TD> </TD><TD>+</TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>38400</STRONG></TD><TD>+</TD><TD> </TD><TD> </TD><TD>+</TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>31250</STRONG></TD><TD> </TD><TD> </TD><TD>+</TD><TD> </TD><TD> </TD><TD>+</TD><TD> </TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>19200</STRONG></TD><TD>+</TD><TD>+</TD><TD> </TD><TD>+</TD><TD> </TD><TD>2.34</TD><TD> </TD><TD> </TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>14400</STRONG></TD><TD> </TD><TD>+</TD><TD> </TD><TD> </TD><TD>3.55</TD><TD> </TD><TD>3.34</TD><TD>3.55</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>12500</STRONG></TD><TD>2.40</TD><TD> </TD><TD>+</TD><TD>2.40</TD><TD> </TD><TD> </TD><TD> </TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>9600</STRONG></TD><TD>+</TD><TD>+</TD><TD> </TD><TD>+</TD><TD>3.55</TD><TD>2.34</TD><TD>1.36</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>7200</STRONG></TD><TD> </TD><TD>+</TD><TD>3.55</TD><TD>3.03</TD><TD>3.55</TD><TD>0.16</TD><TD>3.34</TD><TD>2.12</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>4800</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>2.12</TD><TD>2.34</TD><TD>1.36</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>3600</STRONG></TD><TD>3.03</TD><TD>+</TD><TD>2.12</TD><TD>1.59</TD><TD>0.64</TD><TD>0.16</TD><TD>0.22</TD><TD>0.79</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>2400</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.79</TD><TD>0.16</TD><TD>0.94</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>1800</STRONG></TD><TD>1.59</TD><TD>+</TD><TD>0.79</TD><TD>0.78</TD><TD>0.64</TD><TD>0.16</TD><TD>0.22</TD><TD>0.64</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>1200</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.64</TD><TD>0.16</TD><TD>0.22</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>600</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.08</TD><TD>0.16</TD><TD>0.22</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>300</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.08</TD><TD>0.16</TD><TD>0.22</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>200</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.16</TD><TD>0.16</TD><TD>1.73</TD><TD> </TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>150</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>134</STRONG></TD><TD>0.20</TD><TD>0.03</TD><TD>0.09</TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>110</STRONG></TD><TD>0.26</TD><TD>2.27</TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>75</STRONG></TD><TD>+</TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD></TR></TABLE></CENTER></P><P> </P><P><CENTER><TABLE BORDER=1 CELLPADDING=8 CELLSPACING=0><CAPTION><STRONG>Baudrates that can be generated with Timer 2 of the 8052:</STRONG></CAPTION><TR><TH>MHz<BR>bps</TH><TH>7.3728</TH><TH>11.0592</TH><TH>12.0000</TH><TH>14.7456</TH><TH>16.0000</TH><TH>18.0000</TH><TH>20.0000</TH><TH>24.0000</TH></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>460800</STRONG></TD><TD> </TD><TD> </TD><TD> </TD><TD>+</TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>256000</STRONG></TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD><TD>2.34</TD><TD> </TD><TD> </TD><TD>2.34</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>230400</STRONG></TD><TD>+</TD><TD> </TD><TD> </TD><TD>+</TD><TD> </TD><TD> </TD><TD> </TD><TD> </TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>128000</STRONG></TD><TD> </TD><TD> </TD><TD>2.34</TD><TD> </TD><TD>2.34</TD><TD> </TD><TD>2.34</TD><TD>2.34</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>115200</STRONG></TD><TD>+</TD><TD>+</TD><TD> </TD><TD>+</TD><TD> </TD><TD>2.34</TD><TD> </TD><TD> </TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>76800</STRONG></TD><TD>+</TD><TD> </TD><TD>2.34</TD><TD>+</TD><TD> </TD><TD> </TD><TD>1.73</TD><TD>2.34</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>64000</STRONG></TD><TD> </TD><TD> </TD><TD>2.34</TD><TD>2.86</TD><TD>2.34</TD><TD>2.34</TD><TD>2.34</TD><TD>2.34</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>57600</STRONG></TD><TD>+</TD><TD>+</TD><TD> </TD><TD>+</TD><TD>3.55</TD><TD>2.34</TD><TD>1.36</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>38400</STRONG></TD><TD>+</TD><TD>+</TD><TD>2.34</TD><TD>+</TD><TD>0.16</TD><TD>2.34</TD><TD>1.73</TD><TD>2.34</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>31250</STRONG></TD><TD> </TD><TD>0.54</TD><TD>+</TD><TD>1.70</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>19200</STRONG></TD><TD>+</TD><TD>+</TD><TD>2.34</TD><TD>+</TD><TD>0.16</TD><TD>1.02</TD><TD>1.36</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>14400</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.79</TD><TD>0.16</TD><TD>0.94</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>12500</STRONG></TD><TD>2.40</TD><TD>1.26</TD><TD>+</TD><TD>0.37</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>9600</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.16</TD><TD>0.69</TD><TD>0.16</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>7200</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.64</TD><TD>0.16</TD><TD>0.22</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>4800</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.16</TD><TD>0.16</TD><TD>0.16</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>3600</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.08</TD><TD>0.16</TD><TD>0.22</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>2400</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.16</TD><TD>0.16</TD><TD>0.16</TD><TD>0.16</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>1800</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.08</TD><TD>0.16</TD><TD>0.06</TD><TD>0.08</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>1200</STRONG></TD><TD>+</TD><TD>+</TD><TD>0.16</TD><TD>+</TD><TD>0.08</TD><TD>0.05</TD><TD>0.03</TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>600</STRONG></TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>0.04</TD><TD>0.05</TD><TD>0.03</TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>300</STRONG></TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>0.02</TD><TD>+</TD><TD>0.02</TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>200</STRONG></TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>0.02</TD><TD>+</TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>150</STRONG></TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>0.01</TD><TD>+</TD><TD>+</TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>134</STRONG></TD><TD>0.02</TD><TD>+</TD><TD>0.02</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>110</STRONG></TD><TD>0.02</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>0.01</TD><TD>+</TD><TD>+</TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>75</STRONG></TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD></TR><TR ALIGN=CENTER><TD ALIGN=RIGHT><STRONG>50</STRONG></TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD><TD>+</TD></TR></TABLE></CENTER></P><P> </P><P><CENTER><TABLE BORDER=1 CELLPADDING=8 CELLSPACING=0><CAPTION><STRONG>Baudrates that can be generated with the 80535 Internal Baudrate Generator:</STRONG></CAPTION><TR><TH>MHz<BR>bps</TH><TH>7.3728</TH><TH>11.0592</TH><TH>12.0000</TH><TH>14.7456</TH><TH>16.0000</TH><TH>18.0000</TH><TH>20.0000</TH><TH>24.0000</TH>⌨️ 快捷键说明
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