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<h1>
<a name="1143095"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">C Glossary</font>
</h1><hr>
<p>
<a name="1143098"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>address space</b></font>
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<dl><dl> <dl>
<dt> <a name="1143099"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">In the context of the toolset debugger, a memory and register state.</font>
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<p>
<a name="1143101"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><span class=Signal>Areg</span></b></font>
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<dl><dl> <dl>
<dt> <a name="1143104"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The register at the top of the evaluation stack; see <a href="glossary.htm#1143198"><font color="#0000ff" face="Verdana, Arial, Helvetica, sans-serif"><i>evaluation stack</i></font></a>.</font>
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<p>
<a name="1143106"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>atomic</b></font>
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<dl><dl> <dl>
<dt> <a name="1143107"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">An atomic operation is one in which no interruption can take place in between loading, modifying and storing a variable or data structure.</font>
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<p>
<a name="1143109"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>base of memory</b></font>
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<dl><dl> <dl>
<dt> <a name="1143110"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The lowest address in the memory space. The ST20 has a signed address space, so the lowest address is MostNeg.</font>
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<p>
<a name="1143111"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>Breakpoint</b></font>
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<dl><dl> <dl>
<dt> <a name="1143114"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">See <a href="glossary.htm#1143145"><font color="#0000ff" face="Verdana, Arial, Helvetica, sans-serif"><i>code breakpoint</i></font></a> and <a href="glossary.htm#1143178"><font color="#0000ff" face="Verdana, Arial, Helvetica, sans-serif"><i>data breakpoint</i></font></a>.</font>
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<p>
<a name="1143117"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><span class=Signal>Breg</span></b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1143120"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The register in the middle of the evaluation stack; see <a href="glossary.htm#1143198"><font color="#0000ff" face="Verdana, Arial, Helvetica, sans-serif"><i>evaluation stack</i></font></a>.</font>
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<p>
<a name="1143123"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>C1</b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1143124"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The ST20C1 core.</font>
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<p>
<a name="1143126"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>C2</b></font>
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<dl><dl> <dl>
<dt> <a name="1143127"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The ST20C2 core.</font>
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<p>
<a name="1143131"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>call graph profiling</b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1143132"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A type of execution profiling which estimates the percentage of the total run-time spent in each function and its children, and counts the number of times each function is called, and by which function. See <a href="glossary.htm#1143207"><font color="#0000ff" face="Verdana, Arial, Helvetica, sans-serif"><i>flat profiling</i></font></a>.</font>
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<p>
<a name="1143137"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>callstack</b></font>
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<dl><dl> <dl>
<dt> <a name="1143139"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The stack of nested function calls which have not returned within the current task.</font>
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<p>
<a name="1143141"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>channel</b></font>
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<dl><dl> <dl>
<dt> <a name="1143142"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A mechanism for synchronized, unbuffered communication between tasks, or with a peripheral.</font>
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<p>
<a name="1143145"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>code breakpoint</b></font>
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<dl><dl> <dl>
<dt> <a name="1143146"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A breakpoint on an instruction.</font>
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<p>
<a name="1143148"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>command file</b></font>
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<dl><dl> <dl>
<dt> <a name="1143149"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A file containing a script written in command language.</font>
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<a name="1143151"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>command language</b></font>
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<dl><dl> <dl>
<dt> <a name="1143153"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A language used to control the ST20 Embedded Toolset tools: <strong>st20cc</strong>, <strong>st20run</strong>, <strong>st20sim</strong>, <strong>st20libr</strong> and <strong>stemi</strong>.</font>
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<p>
<a name="1143155"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>configuration</b></font>
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<dl><dl> <dl>
<dt> <a name="1143156"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">An arrangement of hardware or software elements or both. The settings of registers to control the behavior of peripherals, or the commands to set such registers.</font>
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<p>
<a name="1143158"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>configuration file</b></font>
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<dl><dl> <dl>
<dt> <a name="1143159"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A command file describing the application or target configuration.</font>
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<p>
<a name="1143161"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>core</b></font>
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<dl><dl> <dl>
<dt> <a name="1143162"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The CPU silicon module ST20C1 or ST20C2.</font>
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<p>
<a name="1143164"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>core dump</b></font>
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<dl><dl> <dl>
<dt> <a name="1143165"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A file which contains a record of the state of memory and CPU registers.</font>
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<p>
<a name="1143167"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><span class=Signal>Creg</span></b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1143170"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The register at the bottom of the evaluation stack. See <a href="glossary.htm#1143198"><font color="#0000ff" face="Verdana, Arial, Helvetica, sans-serif"><i>evaluation stack</i></font></a>.</font>
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<p>
<a name="1143173"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>cycle time definition file</b></font>
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<dl><dl> <dl>
<dt> <a name="1143174"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A simulator control file, which defines the cycle times to execute each instruction and to perform memory accesses.</font>
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<p>
<a name="1143178"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>data breakpoint</b></font>
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<dl><dl> <dl>
<dt> <a name="1143179"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A breakpoint on data.</font>
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<p>
<a name="1143180"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>DCU</b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1143183"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Diagnostic Controller Unit. See <a href="glossary.htm#1143192"><font color="#0000ff" face="Verdana, Arial, Helvetica, sans-serif"><i>diagnostic controller</i></font></a>.</font>
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<p>
<a name="1143186"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>debugger</b></font>
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<dl><dl> <dl>
<dt> <a name="1143187"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A tool to aid the finding of faults in a program.</font>
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<p>
<a name="1143189"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>device</b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1143190"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A silicon chip or a peripheral.</font>
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<p>
<a name="1143192"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>diagnostic controller</b></font>
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<dl><dl> <dl>
<dt> <a name="1143193"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">A silicon module which has access to the state of the CPU and memory, which is used for monitoring and controlling execution during debugging.</font>
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<p>
<a name="1143194"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b>driver tool</b></font>
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