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<?xml-stylesheet type="text/xsl" href="https://community.arm.com/utility/feedstylesheets/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/"><channel><title>Debug mode in Keil C</title><link>https://community.arm.com/developer/tools-software/tools/f/keil-forum/16435/debug-mode-in-keil-c</link><description> Hi All, 
When I using debug mode in Keil C,I has a problem: 
 
 MOV DPH,#0x80 
	MOV R0,#0x10 
 MOV A,#0x88 
	MOVX @R0,A 
 
THIS PROGRAM MEANS MOVE DATA 0x88 TO EXTERNAL MEMORY ADDRESS 0x8010, BUT WHY I CAN&amp;#39;T SEE THE CURRENT VALUE IN MEMORY WINDOW,It</description><dc:language>en-US</dc:language><generator>Telligent Community 10</generator><item><title>RE: Debug mode in Keil C</title><link>https://community.arm.com/thread/71713?ContentTypeID=1</link><pubDate>Thu, 07 Aug 2003 00:55:31 GMT</pubDate><guid isPermaLink="false">dd9e70c8-6d3c-4c71-b136-2456382a7b5c:8666908c-bcd7-41e5-9252-68f12cbd36c5</guid><dc:creator>Mill Michael</dc:creator><description>&lt;p&gt;THANKS ,Jon&lt;br /&gt;
I understand now.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Debug mode in Keil C</title><link>https://community.arm.com/thread/40669?ContentTypeID=1</link><pubDate>Wed, 06 Aug 2003 23:10:57 GMT</pubDate><guid isPermaLink="false">dd9e70c8-6d3c-4c71-b136-2456382a7b5c:89c2823a-1855-429e-a12b-d4660031a61e</guid><dc:creator>Jon Ward</dc:creator><description>&lt;p&gt;The upper address byte comes from P2 (typically) and not from DPH.  That&amp;#39;s the problem.&lt;br /&gt;
&lt;br /&gt;
The following knowledgebase article explains a little about using PDATA in the C Compiler.  Maybe this will be helpful.&lt;br /&gt;
&lt;br /&gt;
&lt;a href="http://www.keil.com/support/docs/1848.htm"&gt;http://www.keil.com/support/docs/1848.htm&lt;/a&gt;&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;Jon&lt;/b&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>