/Articles/Forth/HTML/CodeAsm/minus.html
0,0 → 1,102
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title> words/minus.asm </title>
<meta name="keywords" content="amforth programming language Forth ATmega ATMEL">
<meta name="description" content="amforth - laguage Forth for ATMEL ATmega">
<!-- AUTOINCLUDE START "Page/Head.en.ihtml" DO NOT REMOVE -->
<link rel="StyleSheet" href="../../../../Web/CSS/MLAB.css" type="text/css" title="MLAB Basic Style">
<link rel="StyleSheet" href="../../../../Web/CSS/MLAB_Print.css" type="text/css" media="print">
<link rel="shortcut icon" type="image/x-icon" href="../../../../Web/PIC/MLAB.ico">
<script type="text/javascript" src="../../../../Web/JS/MLAB_Menu.js"></script>
<!-- AUTOINCLUDE END -->
</head>
 
<body lang="en">
 
<!-- AUTOINCLUDE START "Page/Header.en.ihtml" DO NOT REMOVE -->
<!-- ============== HEADER ============== -->
<div class="Header">
<script type="text/javascript">
<!--
SetRelativePath("../../../../");
DrawHeader();
// -->
</script>
<noscript>
<p><b> JavaScript is required for including of the header </b></p>
</noscript>
</div>
<!-- AUTOINCLUDE END -->
 
<!-- AUTOINCLUDE START "Page/Menu.en.ihtml" DO NOT REMOVE -->
<!-- ============== MENU ============== -->
<div class="Menu">
<script type="text/javascript">
<!--
SetRelativePath("../../../../");
DrawMenu();
// -->
</script>
<noscript>
<p><b> JavaScript is required for including of the menu </b><p>
</noscript>
</div>
<!-- AUTOINCLUDE END -->
 
<!-- ============== TEXT ============== -->
<div class="Text">
 
<h1> words/minus.asm </h1>
 
<p>
<input type=button onClick="history.back()" value="Back">
<input type=button onClick="history.forward()" value="Forward">
<a href="../WordList.en.html">Jump to Vocabulary</a>
</p>
 
<pre>
; ( n1 n2 -- n3 ) Arithmetics
; R( -- )
; subtract
VE_MINUS:
.db $01, &quot;-&quot;
.dw VE_HEAD
.set VE_HEAD = VE_MINUS
XT_MINUS:
.dw PFA_MINUS
PFA_MINUS:
ld temp0, Y+
ld temp1, Y+
sub temp0, tosl
sbc temp1, tosh
movw tosl, temp0
rjmp DO_NEXT
</pre>
 
<p>
<input type=button onClick="history.back()" value="Back">
<input type=button onClick="history.forward()" value="Forward">
<a href="../WordList.en.html">Jump to Vocabulary</a>
</p>
 
</div>
 
<!-- AUTOINCLUDE START "Page/Footer.en.ihtml" DO NOT REMOVE -->
<!-- ============== FOOTER ============== -->
<div class="Footer">
<script type="text/javascript">
<!--
SetRelativePath("../../../../");
DrawFooter();
// -->
</script>
<noscript>
<p><b> JavaScript is required for including of the footer </b></p>
</noscript>
</div>
<!-- AUTOINCLUDE END -->
 
</body>
</html>