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<title>CMSIS-Core (Cortex-M): SysTick Functions</title>
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<div id="projectname">CMSIS-Core (Cortex-M)
&#160;<span id="projectnumber">Version 5.3.0</span>
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<div id="projectbrief">CMSIS-Core support for Cortex-M processor-based devices</div>
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<a href="#func-members">Functions</a> </div>
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<div class="title">SysTick Functions<div class="ingroups"><a class="el" href="group__trustzone__functions.html">TrustZone for Armv8-M/v8.1-M</a></div></div> </div>
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<p>SysTick functions related to TrustZone for Armv8-M.
<a href="#details">More...</a></p>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:gad18a1b1a6796c652f2b35e728f2e2670"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__systick__trustzone__functions.html#gad18a1b1a6796c652f2b35e728f2e2670">TZ_SysTick_Config_NS</a> (uint32_t ticks)</td></tr>
<tr class="memdesc:gad18a1b1a6796c652f2b35e728f2e2670"><td class="mdescLeft">&#160;</td><td class="mdescRight">System Tick Configuration (non-secure) <a href="#gad18a1b1a6796c652f2b35e728f2e2670">More...</a><br/></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Description</h2>
<h2 class="groupheader">Function Documentation</h2>
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<td class="memname">uint32_t TZ_SysTick_Config_NS </td>
<td>(</td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>ticks</em></td><td>)</td>
<td></td>
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<p>Initializes the non-secure System Timer and its interrupt when in secure state, and starts the System Tick Timer. Counter is in free running mode to generate periodic interrupts. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">ticks</td><td>Number of ticks between two interrupts. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>0 Function succeeded. </dd>
<dd>
1 Function failed. </dd></dl>
<dl class="section note"><dt>Note</dt><dd>When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the function <b>TZ_SysTick_Config_NS</b> is not included. In this case, the file <b><em>device</em>.h</b> must contain a vendor-specific implementation of this function. </dd></dl>
<dl class="section see"><dt>See Also</dt><dd><ul>
<li><a class="el" href="group__SysTick__gr.html#gabe47de40e9b0ad465b752297a9d9f427">SysTick_Config</a> </li>
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