158 lines
6.8 KiB
HTML
158 lines
6.8 KiB
HTML
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<title>DAP_Connect</title>
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<title>CMSIS-DAP: DAP_Connect</title>
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<td id="projectlogo"><img alt="Logo" src="CMSIS_Logo_Final.png"/></td>
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<div id="projectname">CMSIS-DAP
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 <span id="projectnumber">Version 2.0.0</span>
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<div id="projectbrief">Interface Firmware for CoreSight Debug Access Port</div>
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<div class="title">DAP_Connect<div class="ingroups"><a class="el" href="group__DAP__genCommands__gr.html">General Commands</a></div></div> </div>
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<p>Connect to Device and selected DAP mode.
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<a href="#details">More...</a></p>
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<p>Connect to Device and selected DAP mode. </p>
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<p>The <b>DAP_Connect Command</b> initializes the DAP I/O pins for the specified DAP mode (JTAG or SWD). This command calls the function <a class="el" href="group__DAP__Config__PortIO__gr.html#ga08369d48fb874acdfb40726edaa3d147">PORT_SWD_SETUP</a> or <a class="el" href="group__DAP__Config__PortIO__gr.html#ga037d02e221d71916a83349d6572bf91d">PORT_JTAG_SETUP</a> which prepares the connection to the Target Device.</p>
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<p><b>DAP_Connect Command:</b> </p>
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<div class="fragment"><div class="line">| BYTE | BYTE |</div>
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<div class="line">> 0x02 | Port |</div>
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<div class="line">|******|******| </div>
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</div><!-- fragment --><ul>
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<li><b>Port:</b> Selects the DAP port mode and configures the DAP I/O pins. The possible values are:<ul>
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<li>0 = Default mode: configuration of the DAP port mode is derived from <a class="el" href="group__DAP__Config__Debug__gr.html#ga89462514881c12c1508395050ce160eb">DAP_DEFAULT_PORT</a> (zero configuration).</li>
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<li>1 = SWD mode: connect with Serial Wire Debug mode.</li>
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<li>2 = JTAG mode: connect with 4/5-pin JTAG mode.</li>
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</ul>
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</li>
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</ul>
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<p><b>DAP_Connect Response:</b> </p>
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<div class="fragment"><div class="line">| BYTE | BYTE |</div>
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<div class="line">< 0x02 | Port |</div>
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<div class="line">|******|******|</div>
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</div><!-- fragment --><ul>
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<li><b>Port:</b> DAP port mode initialized. The possible values are:<ul>
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<li>0 = initialization failed; no mode pre-configured.</li>
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<li>1 = initialization for SWD mode.</li>
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<li>2 = initialization for JTAG mode. </li>
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</ul>
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</li>
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</ul>
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</div><!-- contents -->
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<li class="footer">Generated on Wed Aug 1 2018 17:12:11 for CMSIS-DAP by Arm Ltd. All rights reserved.
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