File indexing completed on 2024-05-19 15:23:13

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0007                 <span style="color:#898887;">; Blank line</span>
0008 <span style="color:#644a9b;">loop</span>  <span style="font-weight:bold;">sleep</span>     <span style="color:#898887;">; Label and operation</span>
0009       <span style="font-weight:bold;">incf</span> <span style="color:#b08000;">6</span><span style="color:#ca60ca;">,</span><span style="color:#b08000;">1</span>  <span style="color:#898887;">; Operation with 2 parameters</span>
0010       <span style="font-weight:bold;">goto</span> loop <span style="color:#898887;">; Operation with 1 parameter</span>
0011 
0012 <span style="color:#006e28;">#define</span> X Y
0013 <span style="color:#006e28;">#</span><span style="color:#bf0303;text-decoration:underline;">defin</span> <span style="color:#898887;">; incomplete</span>
0014 <span style="color:#006e28;">#undefine</span> X
0015 
0016 <span style="color:#644a9b;">number</span> <span style="color:#006e28;">equ</span> <span style="color:#b08000;">5</span>
0017 
0018 <span style="color:#644a9b;">label_</span><span style="color:#924c9d;">#v</span><span style="color:#ca60ca;">((</span>number <span style="color:#ca60ca;">+</span> <span style="color:#b08000;">1</span><span style="color:#ca60ca;">)</span> <span style="color:#ca60ca;">*</span> <span style="color:#b08000;">5</span><span style="color:#ca60ca;">)</span><span style="color:#644a9b;">_suffix</span> <span style="color:#006e28;">equ</span> <span style="color:#b08000;">0x</span><span style="color:#b08000;">10</span>
0019 
0020 <span style="color:#006e28;">db</span> <span style="color:#b08000;">.</span><span style="color:#b08000;">34</span><span style="color:#ca60ca;">,</span><span style="color:#b08000;">O'</span><span style="color:#b08000;">35</span><span style="color:#b08000;">'</span><span style="color:#ca60ca;">,</span><span style="color:#b08000;">O'</span><span style="color:#bf0303;text-decoration:underline;">9</span>3'<span style="color:#ca60ca;">,</span><span style="color:#b08000;">0x</span><span style="color:#b08000;">Af</span><span style="color:#ca60ca;">,</span><span style="color:#b08000;">0x</span><span style="color:#b08000;">ad</span><span style="color:#bf0303;text-decoration:underline;">y</span><span style="color:#ca60ca;">,</span><span style="color:#924c9d;">a'a'</span><span style="color:#ca60ca;">,</span><span style="color:#924c9d;">a'a</span><span style="color:#bf0303;text-decoration:underline;">p</span><span style="color:#ca60ca;">,</span><span style="color:#924c9d;">A'\'</span>
0021 
0022 <span style="color:#644a9b;">any</span>   <span style="color:#006e28;">macro</span> parm
0023       <span style="font-weight:bold;">movlw</span> parm
0024       <span style="color:#006e28;">endm</span>
0025       any <span style="color:#b08000;">33</span>
0026 
0027 <span style="color:#898887;">; Shift reg left</span>
0028 <span style="color:#644a9b;">slf</span>   <span style="color:#006e28;">macro</span> reg
0029       <span style="color:#000000;font-weight:bold;font-style:italic;">clrc</span>
0030       <span style="font-weight:bold;">rlf</span>   reg<span style="color:#ca60ca;">,</span>f
0031 <span style="color:#006e28;">endm</span>
0032 
0033 <span style="color:#898887;">; Scale W by “factor”. Result in “reg”, W unchanged.</span>
0034 <span style="color:#644a9b;">scale</span> <span style="color:#006e28;">macro</span> reg<span style="color:#ca60ca;">,</span> factor
0035       <span style="color:#006e28;">if</span> <span style="color:#ca60ca;">(</span>factor <span style="color:#ca60ca;">==</span> <span style="color:#b08000;">1</span><span style="color:#ca60ca;">)</span>
0036           <span style="font-weight:bold;">movwf</span> reg                <span style="color:#898887;">; 1 X is easy</span>
0037       <span style="color:#006e28;">else</span>
0038           scale reg<span style="color:#ca60ca;">,</span> <span style="color:#ca60ca;">(</span>factor <span style="color:#ca60ca;">/</span> <span style="color:#b08000;">2</span><span style="color:#ca60ca;">)</span>  <span style="color:#898887;">; W * (factor / 2)</span>
0039           slf   reg<span style="color:#ca60ca;">,</span>f              <span style="color:#898887;">; double reg</span>
0040           <span style="color:#006e28;">if</span> <span style="color:#ca60ca;">((</span>factor <span style="color:#ca60ca;">&amp;</span> <span style="color:#b08000;">1</span><span style="color:#ca60ca;">)</span> <span style="color:#ca60ca;">==</span> <span style="color:#b08000;">1</span><span style="color:#ca60ca;">)</span>   <span style="color:#898887;">; if lo-bit set ..</span>
0041               <span style="font-weight:bold;">addwf</span> reg<span style="color:#ca60ca;">,</span>f          <span style="color:#898887;">; .. add W to reg</span>
0042           <span style="color:#006e28;">endif</span>
0043       <span style="color:#006e28;">endif</span>
0044 <span style="color:#006e28;">endm</span>
0045 
0046       scale tmp<span style="color:#ca60ca;">,</span><span style="color:#b08000;">D'</span><span style="color:#b08000;">10</span><span style="color:#b08000;">'</span>
0047 
0048       <span style="font-weight:bold;">movwf</span>  tmp
0049       <span style="color:#000000;font-weight:bold;font-style:italic;">clrc</span>
0050       <span style="font-weight:bold;">rlf</span>    tmp<span style="color:#ca60ca;">,</span>f
0051       <span style="font-weight:bold;">addwf</span>  tmp<span style="color:#ca60ca;">,</span>f
0052 
0053 <span style="color:#644a9b;">spin</span>  <span style="color:#006e28;">macro</span>  n
0054       <span style="font-weight:bold;">movlw</span>  n
0055       <span style="font-weight:bold;">addlw</span>  <span style="color:#b08000;">0x</span><span style="color:#b08000;">ff</span>
0056       <span style="font-weight:bold;">btfss</span>  STATUS<span style="color:#ca60ca;">,</span>Z
0057       <span style="font-weight:bold;">goto</span>   $<span style="color:#ca60ca;">-</span><span style="color:#b08000;">2</span>
0058 <span style="color:#006e28;">endm</span>
0059 
0060 <span style="color:#644a9b;">LOOP</span><span style="color:#ca60ca;">:</span> <span style="font-weight:bold;">BTFSS</span> flag<span style="color:#ca60ca;">,</span><span style="color:#b08000;">0x</span><span style="color:#b08000;">00</span>
0061       <span style="font-weight:bold;">GOTO</span> LOOP
0062 
0063       
0064       <span style="font-weight:bold;">BTFSS</span> flag<span style="color:#ca60ca;">,</span><span style="color:#b08000;">0x</span><span style="color:#b08000;">00</span>
0065       <span style="font-weight:bold;">GOTO</span> $ <span style="color:#ca60ca;">-</span> <span style="color:#b08000;">1</span>
0066 
0067 </pre></body></html>