112 lines
5.2 KiB
HTML
112 lines
5.2 KiB
HTML
<?xml version="1.0" encoding="utf-8"?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
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<html xmlns:MadCap="http://www.madcapsoftware.com/Schemas/MadCap.xsd" MadCap:lastBlockDepth="6" MadCap:lastHeight="94" MadCap:lastWidth="853" MadCap:disableMasterStylesheet="true" MadCap:tocPath="" MadCap:InPreviewMode="false" MadCap:PreloadImages="false" MadCap:RuntimeFileType="Topic" MadCap:TargetType="WebHelp" lang="en-us" xml:lang="en-us" MadCap:PathToHelpSystem="../../../" MadCap:HelpSystemFileName="Default.xml" MadCap:SearchType="Stem">
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<head><title>LCDIN Example</title>
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<link href="../../SkinSupport/MadCap.css" rel="stylesheet" />
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<link href="../../Resources/Stylesheets/BSE_Help.css" rel="stylesheet" />
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<script src="../../SkinSupport/MadCapAll.js" type="text/javascript">
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</script>
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</head>
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<body>
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<h1>LCDIN Example</h1>
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<div class="ImagePlusCaption">
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<div class="Col2">
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<p>
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<img src="../../graphics/pgm_icon2p.gif" border="0" alt="BS2p icon" title="BS2p icon" />
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<img src="../../graphics/pgm_icon2pe.gif" border="0" alt="BS2pe icon" title="BS2pe icon" />
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<img src="../../graphics/pgm_icon2px.gif" border="0" alt="BS2px icon" title="BS2px icon" />
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</p>
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</div>
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<p style="text-align: right;">Syntax: <a href="../Commands/LCDIN.htm" target="" title="" alt="" class="MCXref_0" xrefformat="{paratext}">LCDIN</a></p>
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<p> </p>
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</div>
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<p class="clear"> </p>
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<p class="PlainText"> </p>
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<p>NOTE: This is written for the BS2p and will also run on the BS2pe and BS2px. Modify the $STAMP directive (as required) before downloading to the BS2pe or BS2px.</p><pre class="BScode" xml:space="preserve">' LCDIN.BSP
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' This program demonstrates initialization, printing and reading from
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' a 2 x 16 character LCD display.
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' {$STAMP BS2p}
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' {$PBASIC 2.5}
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#IF ($STAMP < BS2P) #THEN
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#ERROR "Program requires BS2p, BS2pe, or BS2px."
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#ENDIF
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Lcd PIN 0
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LcdCls CON $01 ' clear the LCD
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LcdHome CON $02 ' move cursor home
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LcdCrsrL CON $10 ' move cursor left
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LcdCrsrR CON $14 ' move cursor right
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LcdDispL CON $18 ' shift chars left
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LcdDispR CON $1C ' shift chars right
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LcdDDRam CON $80 ' Display Data RAM
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LcdCGRam CON $40 ' Character Generator RAM
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LcdLine1 CON $80 ' DDRAM address of line 1
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LcdLine2 CON $C0 ' DDRAM address of line 2
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char VAR Byte(16)
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Init_LCD:
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PAUSE 1000 ' allow LCD to self-initialize first
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LCDCMD Lcd, %00110000 ' send wakeup sequence to LCD
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PAUSE 5 ' pause required by LCD specs
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LCDCMD Lcd, %00110000
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PAUSE 0 ' pause required by LCD specs
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LCDCMD Lcd, %00110000
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PAUSE 0 ' pause required by LCD specs
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LCDCMD Lcd, %00100000 ' set data bus to 4-bit mode
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LCDCMD Lcd, %00101000 ' set to 2-line mode with 5x8 font
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LCDCMD Lcd, %00001100 ' display on without cursor
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LCDCMD Lcd, %00000110 ' auto-increment cursor
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Main:
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DO
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LCDOUT Lcd, LcdCls, ["Hello!"]
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GOSUB Read_LCD_Screen
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PAUSE 3000
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LCDOUT Lcd, LcdCls, ["I'm a 2x16 LCD!"]
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GOSUB Read_LCD_Screen
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PAUSE 3000
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LOOP
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END
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Read_LCD_Screen:
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DEBUG "LCD now says: "
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LCDIN Lcd, LcdLine1, [STR char\16]
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DEBUG STR char\16, CR
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RETURN
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</pre>
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<div class="Col2">
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<div class="MasterFoot">
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<p MadCap:conditions="BSEconditions.BSEWebHelp (Primary)-INCLUDE"><a href="../../HomeTopics/HomePage.htm">Go to Welcome page</a>
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</p>
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</div>
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</div>
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<div class="Col2">
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<div class="MasterFoot">
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<p style="text-align: right;"><span class="ContactInfoProjectName">BASIC Stamp Help</span> <![CDATA[ ]]><span class="ContactInfoVersion#">Version 2.5.4</span> <![CDATA[ ]]></p>
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<p style="text-align: right;">Copyright © <span class="ContactInfoCompanyName">Parallax Inc.</span></p>
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<p style="text-align: right;"><span class="SystemShortDate">8/8/2012</span>
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</p>
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</div>
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</div>
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<script type="text/javascript">/* <![CDATA[ */
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_gaq.push(['_setAccount', 'UA-285614-1']);
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_gaq.push(['_trackPageview']);
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(function() {
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var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
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ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
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var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
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})();
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/* ]]> */</script>
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<script type="text/javascript" src="../../SkinSupport/MadCapBodyEnd.js">
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</script>
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</body>
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</html> |