1127 lines
50 KiB
HTML
1127 lines
50 KiB
HTML
|
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
||
|
|
<html xmlns="http://www.w3.org/1999/xhtml">
|
||
|
|
|
||
|
|
<head>
|
||
|
|
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8" />
|
||
|
|
<meta http-equiv="X-UA-Compatible" content="IE=9" />
|
||
|
|
<meta name="generator" content="AmbiqMicro" />
|
||
|
|
<title>AmbiqSuite User Guide: AmbiqSuite Apollo Device Register Overview</title>
|
||
|
|
<link href="../resources/tabs.css" rel="stylesheet" type="text/css" />
|
||
|
|
<link href="../resources/bootstrap.css" rel="stylesheet" type="text/css" />
|
||
|
|
<script type="text/javascript" src="../resources/jquery.js"></script>
|
||
|
|
<script type="text/javascript" src="../resources/dynsections.js"></script>
|
||
|
|
<link href="search/search.css" rel="stylesheet" type="text/css" />
|
||
|
|
<link href="../resources/customdoxygen.css" rel="stylesheet" type="text/css" />
|
||
|
|
</head>
|
||
|
|
|
||
|
|
<body>
|
||
|
|
<div id="top">
|
||
|
|
<!-- do not remove this div, it is closed by doxygen! -->
|
||
|
|
<div id="titlearea">
|
||
|
|
<table cellspacing="0" cellpadding="0">
|
||
|
|
<tbody>
|
||
|
|
<tr style="height: 56px;">
|
||
|
|
<td id="projectlogo">
|
||
|
|
<img alt="Logo" src="../resources/am_logo.png" />
|
||
|
|
</td>
|
||
|
|
<td style="padding-left: 0.5em;">
|
||
|
|
<div id="projectname">Apollo Register Documentation  <span id="projectnumber">v2.4.2</span></div>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
</div>
|
||
|
|
<!-- end header part -->
|
||
|
|
<div id="navrow1" class="tabs">
|
||
|
|
<ul class="tablist">
|
||
|
|
<li class="current"><a href="../index.html"><span>Main Page</span></a>
|
||
|
|
</li>
|
||
|
|
</div>
|
||
|
|
</li>
|
||
|
|
</ul>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
<!-- top -->
|
||
|
|
<!-- window showing the filter options -->
|
||
|
|
<div class="header">
|
||
|
|
<div class="headertitle">
|
||
|
|
<div class="title">VCOMP - Voltage Comparator</div>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
<!--header-->
|
||
|
|
<body>
|
||
|
|
<br>
|
||
|
|
<div class="panel panel-default">
|
||
|
|
<div class="panel-heading">
|
||
|
|
<h3 class="panel-title"> VCOMP Register Index</h3>
|
||
|
|
</div>
|
||
|
|
<div class="panel-body">
|
||
|
|
<table>
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x00000000:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<a class="el" href="#CFG" target="_self">CFG - Configuration Register</a>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x00000004:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<a class="el" href="#STAT" target="_self">STAT - Status Register</a>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x00000008:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<a class="el" href="#PWDKEY" target="_self">PWDKEY - Key Register for Powering Down the Voltage Comparator</a>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x00000200:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<a class="el" href="#INTEN" target="_self">INTEN - Voltage Comparator Interrupt registers: Enable</a>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x00000204:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<a class="el" href="#INTSTAT" target="_self">INTSTAT - Voltage Comparator Interrupt registers: Status</a>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x00000208:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<a class="el" href="#INTCLR" target="_self">INTCLR - Voltage Comparator Interrupt registers: Clear</a>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x0000020C:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<a class="el" href="#INTSET" target="_self">INTSET - Voltage Comparator Interrupt registers: Set</a>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</table>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="panel panel-default">
|
||
|
|
<div class="panel-heading">
|
||
|
|
<h3 id="CFG" class="panel-title">CFG - Configuration Register</h3>
|
||
|
|
</div>
|
||
|
|
<div class="panel-body">
|
||
|
|
<h3>Address:</h3>
|
||
|
|
<table style="margin:10px">
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">Instance 0 Address:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x4000C000</span>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</table>
|
||
|
|
<h3>Description:</h3>
|
||
|
|
<p>The Voltage Comparator Configuration Register contains the software control for selecting beween the 4 options for the positive input as well as the multiple options for the reference input.</p>
|
||
|
|
<h3>Example Macro Usage:</h3>
|
||
|
|
<pre style="margin:10px" class="language-pascal"><span style='color:#3f7f59; '>//
|
||
|
|
// Register access is all performed through the standard CMSIS structure-based
|
||
|
|
// interface. This includes module-level structure definitions with members and
|
||
|
|
// bitfields corresponding to the physical registers and bitfields within each
|
||
|
|
// module. In addition, Ambiq has provided instance-level macros for modules
|
||
|
|
// that have more than one physical instance and a generic AM_REGVAL() macro
|
||
|
|
// for directly accessing memory by address.
|
||
|
|
//
|
||
|
|
// The following examples show how to use these structures and macros:
|
||
|
|
|
||
|
|
// Setting the ADC configuration register...</span>
|
||
|
|
AM_REGVAL(0x50010000) = 0x1234; <span style='color:#3f7f59; '>// by address.</span>
|
||
|
|
ADC->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer.</span>
|
||
|
|
ADCn(0)->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer (with instance number).</span>
|
||
|
|
|
||
|
|
<span style='color:#3f7f59; '>// Changing the ADC clock...</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = 0x2; <span style='color:#3f7f59; '>// by raw value.</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = ADC_CFG_CLKSEL_HFRC; <span style='color:#3f7f59; '>// using an enumerated value.</span></pre>
|
||
|
|
<h3>Register Fields:</h3>
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>31</th>
|
||
|
|
<th>30</th>
|
||
|
|
<th>29</th>
|
||
|
|
<th>28</th>
|
||
|
|
<th>27</th>
|
||
|
|
<th>26</th>
|
||
|
|
<th>25</th>
|
||
|
|
<th>24</th>
|
||
|
|
<th>23</th>
|
||
|
|
<th>22</th>
|
||
|
|
<th>21</th>
|
||
|
|
<th>20</th>
|
||
|
|
<th>19</th>
|
||
|
|
<th>18</th>
|
||
|
|
<th>17</th>
|
||
|
|
<th>16</th>
|
||
|
|
<th>15</th>
|
||
|
|
<th>14</th>
|
||
|
|
<th>13</th>
|
||
|
|
<th>12</th>
|
||
|
|
<th>11</th>
|
||
|
|
<th>10</th>
|
||
|
|
<th>9</th>
|
||
|
|
<th>8</th>
|
||
|
|
<th>7</th>
|
||
|
|
<th>6</th>
|
||
|
|
<th>5</th>
|
||
|
|
<th>4</th>
|
||
|
|
<th>3</th>
|
||
|
|
<th>2</th>
|
||
|
|
<th>1</th>
|
||
|
|
<th>0</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td align="center" colspan="12">RSVD
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="4">LVLSEL
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="6">RSVD
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="2">NSEL
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="6">RSVD
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="2">PSEL
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
</tr>
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>Bits</th>
|
||
|
|
<th>Name</th>
|
||
|
|
<th>RW</th>
|
||
|
|
<th>Description</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td>31:20</td>
|
||
|
|
<td>RSVD</td>
|
||
|
|
<td>RO</td>
|
||
|
|
<td>This bitfield is reserved for future use.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>19:16</td>
|
||
|
|
<td>LVLSEL</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>When the reference input NSEL is set to NSEL_DAC, this bitfield selects the voltage level for the negative input to the comparator.<br><br>
|
||
|
|
0P58V = 0x0 - Set Reference input to 0.58 Volts.<br>
|
||
|
|
0P77V = 0x1 - Set Reference input to 0.77 Volts.<br>
|
||
|
|
0P97V = 0x2 - Set Reference input to 0.97 Volts.<br>
|
||
|
|
1P16V = 0x3 - Set Reference input to 1.16 Volts.<br>
|
||
|
|
1P35V = 0x4 - Set Reference input to 1.35 Volts.<br>
|
||
|
|
1P55V = 0x5 - Set Reference input to 1.55 Volts.<br>
|
||
|
|
1P74V = 0x6 - Set Reference input to 1.74 Volts.<br>
|
||
|
|
1P93V = 0x7 - Set Reference input to 1.93 Volts.<br>
|
||
|
|
2P13V = 0x8 - Set Reference input to 2.13 Volts.<br>
|
||
|
|
2P32V = 0x9 - Set Reference input to 2.32 Volts.<br>
|
||
|
|
2P51V = 0xA - Set Reference input to 2.51 Volts.<br>
|
||
|
|
2P71V = 0xB - Set Reference input to 2.71 Volts.<br>
|
||
|
|
2P90V = 0xC - Set Reference input to 2.90 Volts.<br>
|
||
|
|
3P09V = 0xD - Set Reference input to 3.09 Volts.<br>
|
||
|
|
3P29V = 0xE - Set Reference input to 3.29 Volts.<br>
|
||
|
|
3P48V = 0xF - Set Reference input to 3.48 Volts.</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>15:10</td>
|
||
|
|
<td>RSVD</td>
|
||
|
|
<td>RO</td>
|
||
|
|
<td>This bitfield is reserved for future use.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>9:8</td>
|
||
|
|
<td>NSEL</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>This bitfield selects the negative input to the comparator.<br><br>
|
||
|
|
VREFEXT1 = 0x0 - Use external reference 1 for reference input.<br>
|
||
|
|
VREFEXT2 = 0x1 - Use external reference 2 for reference input.<br>
|
||
|
|
VREFEXT3 = 0x2 - Use external reference 3 for reference input.<br>
|
||
|
|
DAC = 0x3 - Use DAC output selected by LVLSEL for reference input.</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>7:2</td>
|
||
|
|
<td>RSVD</td>
|
||
|
|
<td>RO</td>
|
||
|
|
<td>This bitfield is reserved for future use.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>1:0</td>
|
||
|
|
<td>PSEL</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>This bitfield selects the positive input to the comparator.<br><br>
|
||
|
|
VDDADJ = 0x0 - Use VDDADJ for the positive input.<br>
|
||
|
|
VTEMP = 0x1 - Use the temperature sensor output for the positive input. Note: If this channel is selected for PSEL, the bandap circuit required for temperature comparisons will automatically turn on. The bandgap circuit requires 11us to stabalize.<br>
|
||
|
|
VEXT1 = 0x2 - Use external voltage 0 for positive input.<br>
|
||
|
|
VEXT2 = 0x3 - Use external voltage 1 for positive input.</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="panel panel-default">
|
||
|
|
<div class="panel-heading">
|
||
|
|
<h3 id="STAT" class="panel-title">STAT - Status Register</h3>
|
||
|
|
</div>
|
||
|
|
<div class="panel-body">
|
||
|
|
<h3>Address:</h3>
|
||
|
|
<table style="margin:10px">
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">Instance 0 Address:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x4000C004</span>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</table>
|
||
|
|
<h3>Description:</h3>
|
||
|
|
<p>Status Register</p>
|
||
|
|
<h3>Example Macro Usage:</h3>
|
||
|
|
<pre style="margin:10px" class="language-pascal"><span style='color:#3f7f59; '>//
|
||
|
|
// Register access is all performed through the standard CMSIS structure-based
|
||
|
|
// interface. This includes module-level structure definitions with members and
|
||
|
|
// bitfields corresponding to the physical registers and bitfields within each
|
||
|
|
// module. In addition, Ambiq has provided instance-level macros for modules
|
||
|
|
// that have more than one physical instance and a generic AM_REGVAL() macro
|
||
|
|
// for directly accessing memory by address.
|
||
|
|
//
|
||
|
|
// The following examples show how to use these structures and macros:
|
||
|
|
|
||
|
|
// Setting the ADC configuration register...</span>
|
||
|
|
AM_REGVAL(0x50010000) = 0x1234; <span style='color:#3f7f59; '>// by address.</span>
|
||
|
|
ADC->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer.</span>
|
||
|
|
ADCn(0)->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer (with instance number).</span>
|
||
|
|
|
||
|
|
<span style='color:#3f7f59; '>// Changing the ADC clock...</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = 0x2; <span style='color:#3f7f59; '>// by raw value.</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = ADC_CFG_CLKSEL_HFRC; <span style='color:#3f7f59; '>// using an enumerated value.</span></pre>
|
||
|
|
<h3>Register Fields:</h3>
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>31</th>
|
||
|
|
<th>30</th>
|
||
|
|
<th>29</th>
|
||
|
|
<th>28</th>
|
||
|
|
<th>27</th>
|
||
|
|
<th>26</th>
|
||
|
|
<th>25</th>
|
||
|
|
<th>24</th>
|
||
|
|
<th>23</th>
|
||
|
|
<th>22</th>
|
||
|
|
<th>21</th>
|
||
|
|
<th>20</th>
|
||
|
|
<th>19</th>
|
||
|
|
<th>18</th>
|
||
|
|
<th>17</th>
|
||
|
|
<th>16</th>
|
||
|
|
<th>15</th>
|
||
|
|
<th>14</th>
|
||
|
|
<th>13</th>
|
||
|
|
<th>12</th>
|
||
|
|
<th>11</th>
|
||
|
|
<th>10</th>
|
||
|
|
<th>9</th>
|
||
|
|
<th>8</th>
|
||
|
|
<th>7</th>
|
||
|
|
<th>6</th>
|
||
|
|
<th>5</th>
|
||
|
|
<th>4</th>
|
||
|
|
<th>3</th>
|
||
|
|
<th>2</th>
|
||
|
|
<th>1</th>
|
||
|
|
<th>0</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td align="center" colspan="30">RSVD
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="1">PWDSTAT
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="1">CMPOUT
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
</tr>
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>Bits</th>
|
||
|
|
<th>Name</th>
|
||
|
|
<th>RW</th>
|
||
|
|
<th>Description</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td>31:2</td>
|
||
|
|
<td>RSVD</td>
|
||
|
|
<td>RO</td>
|
||
|
|
<td>This bitfield is reserved for future use.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>1</td>
|
||
|
|
<td>PWDSTAT</td>
|
||
|
|
<td>RO</td>
|
||
|
|
<td>This bit indicates the power down state of the voltage comparator.<br><br>
|
||
|
|
POWERED_DOWN = 0x1 - The voltage comparator is powered down.</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>0</td>
|
||
|
|
<td>CMPOUT</td>
|
||
|
|
<td>RO</td>
|
||
|
|
<td>This bit is 1 if the positive input of the comparator is greater than the negative input.<br><br>
|
||
|
|
VOUT_LOW = 0x0 - The negative input of the comparator is greater than the positive input.<br>
|
||
|
|
VOUT_HIGH = 0x1 - The positive input of the comparator is greater than the negative input.</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="panel panel-default">
|
||
|
|
<div class="panel-heading">
|
||
|
|
<h3 id="PWDKEY" class="panel-title">PWDKEY - Key Register for Powering Down the Voltage Comparator</h3>
|
||
|
|
</div>
|
||
|
|
<div class="panel-body">
|
||
|
|
<h3>Address:</h3>
|
||
|
|
<table style="margin:10px">
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">Instance 0 Address:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x4000C008</span>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</table>
|
||
|
|
<h3>Description:</h3>
|
||
|
|
<p>Key Register for Powering Down the Voltage Comparator</p>
|
||
|
|
<h3>Example Macro Usage:</h3>
|
||
|
|
<pre style="margin:10px" class="language-pascal"><span style='color:#3f7f59; '>//
|
||
|
|
// Register access is all performed through the standard CMSIS structure-based
|
||
|
|
// interface. This includes module-level structure definitions with members and
|
||
|
|
// bitfields corresponding to the physical registers and bitfields within each
|
||
|
|
// module. In addition, Ambiq has provided instance-level macros for modules
|
||
|
|
// that have more than one physical instance and a generic AM_REGVAL() macro
|
||
|
|
// for directly accessing memory by address.
|
||
|
|
//
|
||
|
|
// The following examples show how to use these structures and macros:
|
||
|
|
|
||
|
|
// Setting the ADC configuration register...</span>
|
||
|
|
AM_REGVAL(0x50010000) = 0x1234; <span style='color:#3f7f59; '>// by address.</span>
|
||
|
|
ADC->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer.</span>
|
||
|
|
ADCn(0)->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer (with instance number).</span>
|
||
|
|
|
||
|
|
<span style='color:#3f7f59; '>// Changing the ADC clock...</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = 0x2; <span style='color:#3f7f59; '>// by raw value.</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = ADC_CFG_CLKSEL_HFRC; <span style='color:#3f7f59; '>// using an enumerated value.</span></pre>
|
||
|
|
<h3>Register Fields:</h3>
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>31</th>
|
||
|
|
<th>30</th>
|
||
|
|
<th>29</th>
|
||
|
|
<th>28</th>
|
||
|
|
<th>27</th>
|
||
|
|
<th>26</th>
|
||
|
|
<th>25</th>
|
||
|
|
<th>24</th>
|
||
|
|
<th>23</th>
|
||
|
|
<th>22</th>
|
||
|
|
<th>21</th>
|
||
|
|
<th>20</th>
|
||
|
|
<th>19</th>
|
||
|
|
<th>18</th>
|
||
|
|
<th>17</th>
|
||
|
|
<th>16</th>
|
||
|
|
<th>15</th>
|
||
|
|
<th>14</th>
|
||
|
|
<th>13</th>
|
||
|
|
<th>12</th>
|
||
|
|
<th>11</th>
|
||
|
|
<th>10</th>
|
||
|
|
<th>9</th>
|
||
|
|
<th>8</th>
|
||
|
|
<th>7</th>
|
||
|
|
<th>6</th>
|
||
|
|
<th>5</th>
|
||
|
|
<th>4</th>
|
||
|
|
<th>3</th>
|
||
|
|
<th>2</th>
|
||
|
|
<th>1</th>
|
||
|
|
<th>0</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td align="center" colspan="32">PWDKEY
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
</tr>
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>Bits</th>
|
||
|
|
<th>Name</th>
|
||
|
|
<th>RW</th>
|
||
|
|
<th>Description</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td>31:0</td>
|
||
|
|
<td>PWDKEY</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>Key register value.<br><br>
|
||
|
|
Key = 0x37 - Key</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="panel panel-default">
|
||
|
|
<div class="panel-heading">
|
||
|
|
<h3 id="INTEN" class="panel-title">INTEN - Voltage Comparator Interrupt registers: Enable</h3>
|
||
|
|
</div>
|
||
|
|
<div class="panel-body">
|
||
|
|
<h3>Address:</h3>
|
||
|
|
<table style="margin:10px">
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">Instance 0 Address:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x4000C200</span>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</table>
|
||
|
|
<h3>Description:</h3>
|
||
|
|
<p>Set bits in this register to allow this module to generate the corresponding interrupt.</p>
|
||
|
|
<h3>Example Macro Usage:</h3>
|
||
|
|
<pre style="margin:10px" class="language-pascal"><span style='color:#3f7f59; '>//
|
||
|
|
// Register access is all performed through the standard CMSIS structure-based
|
||
|
|
// interface. This includes module-level structure definitions with members and
|
||
|
|
// bitfields corresponding to the physical registers and bitfields within each
|
||
|
|
// module. In addition, Ambiq has provided instance-level macros for modules
|
||
|
|
// that have more than one physical instance and a generic AM_REGVAL() macro
|
||
|
|
// for directly accessing memory by address.
|
||
|
|
//
|
||
|
|
// The following examples show how to use these structures and macros:
|
||
|
|
|
||
|
|
// Setting the ADC configuration register...</span>
|
||
|
|
AM_REGVAL(0x50010000) = 0x1234; <span style='color:#3f7f59; '>// by address.</span>
|
||
|
|
ADC->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer.</span>
|
||
|
|
ADCn(0)->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer (with instance number).</span>
|
||
|
|
|
||
|
|
<span style='color:#3f7f59; '>// Changing the ADC clock...</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = 0x2; <span style='color:#3f7f59; '>// by raw value.</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = ADC_CFG_CLKSEL_HFRC; <span style='color:#3f7f59; '>// using an enumerated value.</span></pre>
|
||
|
|
<h3>Register Fields:</h3>
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>31</th>
|
||
|
|
<th>30</th>
|
||
|
|
<th>29</th>
|
||
|
|
<th>28</th>
|
||
|
|
<th>27</th>
|
||
|
|
<th>26</th>
|
||
|
|
<th>25</th>
|
||
|
|
<th>24</th>
|
||
|
|
<th>23</th>
|
||
|
|
<th>22</th>
|
||
|
|
<th>21</th>
|
||
|
|
<th>20</th>
|
||
|
|
<th>19</th>
|
||
|
|
<th>18</th>
|
||
|
|
<th>17</th>
|
||
|
|
<th>16</th>
|
||
|
|
<th>15</th>
|
||
|
|
<th>14</th>
|
||
|
|
<th>13</th>
|
||
|
|
<th>12</th>
|
||
|
|
<th>11</th>
|
||
|
|
<th>10</th>
|
||
|
|
<th>9</th>
|
||
|
|
<th>8</th>
|
||
|
|
<th>7</th>
|
||
|
|
<th>6</th>
|
||
|
|
<th>5</th>
|
||
|
|
<th>4</th>
|
||
|
|
<th>3</th>
|
||
|
|
<th>2</th>
|
||
|
|
<th>1</th>
|
||
|
|
<th>0</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td align="center" colspan="30">RSVD
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="1">OUTHI
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="1">OUTLOW
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
</tr>
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>Bits</th>
|
||
|
|
<th>Name</th>
|
||
|
|
<th>RW</th>
|
||
|
|
<th>Description</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td>31:2</td>
|
||
|
|
<td>RSVD</td>
|
||
|
|
<td>RO</td>
|
||
|
|
<td>This bitfield is reserved for future use.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>1</td>
|
||
|
|
<td>OUTHI</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>This bit is the vcompout high interrupt.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>0</td>
|
||
|
|
<td>OUTLOW</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>This bit is the vcompout low interrupt.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="panel panel-default">
|
||
|
|
<div class="panel-heading">
|
||
|
|
<h3 id="INTSTAT" class="panel-title">INTSTAT - Voltage Comparator Interrupt registers: Status</h3>
|
||
|
|
</div>
|
||
|
|
<div class="panel-body">
|
||
|
|
<h3>Address:</h3>
|
||
|
|
<table style="margin:10px">
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">Instance 0 Address:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x4000C204</span>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</table>
|
||
|
|
<h3>Description:</h3>
|
||
|
|
<p>Read bits from this register to discover the cause of a recent interrupt.</p>
|
||
|
|
<h3>Example Macro Usage:</h3>
|
||
|
|
<pre style="margin:10px" class="language-pascal"><span style='color:#3f7f59; '>//
|
||
|
|
// Register access is all performed through the standard CMSIS structure-based
|
||
|
|
// interface. This includes module-level structure definitions with members and
|
||
|
|
// bitfields corresponding to the physical registers and bitfields within each
|
||
|
|
// module. In addition, Ambiq has provided instance-level macros for modules
|
||
|
|
// that have more than one physical instance and a generic AM_REGVAL() macro
|
||
|
|
// for directly accessing memory by address.
|
||
|
|
//
|
||
|
|
// The following examples show how to use these structures and macros:
|
||
|
|
|
||
|
|
// Setting the ADC configuration register...</span>
|
||
|
|
AM_REGVAL(0x50010000) = 0x1234; <span style='color:#3f7f59; '>// by address.</span>
|
||
|
|
ADC->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer.</span>
|
||
|
|
ADCn(0)->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer (with instance number).</span>
|
||
|
|
|
||
|
|
<span style='color:#3f7f59; '>// Changing the ADC clock...</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = 0x2; <span style='color:#3f7f59; '>// by raw value.</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = ADC_CFG_CLKSEL_HFRC; <span style='color:#3f7f59; '>// using an enumerated value.</span></pre>
|
||
|
|
<h3>Register Fields:</h3>
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>31</th>
|
||
|
|
<th>30</th>
|
||
|
|
<th>29</th>
|
||
|
|
<th>28</th>
|
||
|
|
<th>27</th>
|
||
|
|
<th>26</th>
|
||
|
|
<th>25</th>
|
||
|
|
<th>24</th>
|
||
|
|
<th>23</th>
|
||
|
|
<th>22</th>
|
||
|
|
<th>21</th>
|
||
|
|
<th>20</th>
|
||
|
|
<th>19</th>
|
||
|
|
<th>18</th>
|
||
|
|
<th>17</th>
|
||
|
|
<th>16</th>
|
||
|
|
<th>15</th>
|
||
|
|
<th>14</th>
|
||
|
|
<th>13</th>
|
||
|
|
<th>12</th>
|
||
|
|
<th>11</th>
|
||
|
|
<th>10</th>
|
||
|
|
<th>9</th>
|
||
|
|
<th>8</th>
|
||
|
|
<th>7</th>
|
||
|
|
<th>6</th>
|
||
|
|
<th>5</th>
|
||
|
|
<th>4</th>
|
||
|
|
<th>3</th>
|
||
|
|
<th>2</th>
|
||
|
|
<th>1</th>
|
||
|
|
<th>0</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td align="center" colspan="30">RSVD
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="1">OUTHI
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="1">OUTLOW
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
</tr>
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>Bits</th>
|
||
|
|
<th>Name</th>
|
||
|
|
<th>RW</th>
|
||
|
|
<th>Description</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td>31:2</td>
|
||
|
|
<td>RSVD</td>
|
||
|
|
<td>RO</td>
|
||
|
|
<td>This bitfield is reserved for future use.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>1</td>
|
||
|
|
<td>OUTHI</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>This bit is the vcompout high interrupt.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>0</td>
|
||
|
|
<td>OUTLOW</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>This bit is the vcompout low interrupt.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="panel panel-default">
|
||
|
|
<div class="panel-heading">
|
||
|
|
<h3 id="INTCLR" class="panel-title">INTCLR - Voltage Comparator Interrupt registers: Clear</h3>
|
||
|
|
</div>
|
||
|
|
<div class="panel-body">
|
||
|
|
<h3>Address:</h3>
|
||
|
|
<table style="margin:10px">
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">Instance 0 Address:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x4000C208</span>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</table>
|
||
|
|
<h3>Description:</h3>
|
||
|
|
<p>Write a 1 to a bit in this register to clear the interrupt status associated with that bit.</p>
|
||
|
|
<h3>Example Macro Usage:</h3>
|
||
|
|
<pre style="margin:10px" class="language-pascal"><span style='color:#3f7f59; '>//
|
||
|
|
// Register access is all performed through the standard CMSIS structure-based
|
||
|
|
// interface. This includes module-level structure definitions with members and
|
||
|
|
// bitfields corresponding to the physical registers and bitfields within each
|
||
|
|
// module. In addition, Ambiq has provided instance-level macros for modules
|
||
|
|
// that have more than one physical instance and a generic AM_REGVAL() macro
|
||
|
|
// for directly accessing memory by address.
|
||
|
|
//
|
||
|
|
// The following examples show how to use these structures and macros:
|
||
|
|
|
||
|
|
// Setting the ADC configuration register...</span>
|
||
|
|
AM_REGVAL(0x50010000) = 0x1234; <span style='color:#3f7f59; '>// by address.</span>
|
||
|
|
ADC->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer.</span>
|
||
|
|
ADCn(0)->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer (with instance number).</span>
|
||
|
|
|
||
|
|
<span style='color:#3f7f59; '>// Changing the ADC clock...</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = 0x2; <span style='color:#3f7f59; '>// by raw value.</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = ADC_CFG_CLKSEL_HFRC; <span style='color:#3f7f59; '>// using an enumerated value.</span></pre>
|
||
|
|
<h3>Register Fields:</h3>
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>31</th>
|
||
|
|
<th>30</th>
|
||
|
|
<th>29</th>
|
||
|
|
<th>28</th>
|
||
|
|
<th>27</th>
|
||
|
|
<th>26</th>
|
||
|
|
<th>25</th>
|
||
|
|
<th>24</th>
|
||
|
|
<th>23</th>
|
||
|
|
<th>22</th>
|
||
|
|
<th>21</th>
|
||
|
|
<th>20</th>
|
||
|
|
<th>19</th>
|
||
|
|
<th>18</th>
|
||
|
|
<th>17</th>
|
||
|
|
<th>16</th>
|
||
|
|
<th>15</th>
|
||
|
|
<th>14</th>
|
||
|
|
<th>13</th>
|
||
|
|
<th>12</th>
|
||
|
|
<th>11</th>
|
||
|
|
<th>10</th>
|
||
|
|
<th>9</th>
|
||
|
|
<th>8</th>
|
||
|
|
<th>7</th>
|
||
|
|
<th>6</th>
|
||
|
|
<th>5</th>
|
||
|
|
<th>4</th>
|
||
|
|
<th>3</th>
|
||
|
|
<th>2</th>
|
||
|
|
<th>1</th>
|
||
|
|
<th>0</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td align="center" colspan="30">RSVD
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="1">OUTHI
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="1">OUTLOW
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
</tr>
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>Bits</th>
|
||
|
|
<th>Name</th>
|
||
|
|
<th>RW</th>
|
||
|
|
<th>Description</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td>31:2</td>
|
||
|
|
<td>RSVD</td>
|
||
|
|
<td>RO</td>
|
||
|
|
<td>This bitfield is reserved for future use.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>1</td>
|
||
|
|
<td>OUTHI</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>This bit is the vcompout high interrupt.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>0</td>
|
||
|
|
<td>OUTLOW</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>This bit is the vcompout low interrupt.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<div class="panel panel-default">
|
||
|
|
<div class="panel-heading">
|
||
|
|
<h3 id="INTSET" class="panel-title">INTSET - Voltage Comparator Interrupt registers: Set</h3>
|
||
|
|
</div>
|
||
|
|
<div class="panel-body">
|
||
|
|
<h3>Address:</h3>
|
||
|
|
<table style="margin:10px">
|
||
|
|
<tr id="row_0_0_">
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">Instance 0 Address:</span>
|
||
|
|
</td>
|
||
|
|
<td class="entry">
|
||
|
|
<span style="width:32px;display:inline-block;"> </span>
|
||
|
|
<span class="h5">0x4000C20C</span>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</table>
|
||
|
|
<h3>Description:</h3>
|
||
|
|
<p>Write a 1 to a bit in this register to instantly generate an interrupt from this module. (Generally used for testing purposes).</p>
|
||
|
|
<h3>Example Macro Usage:</h3>
|
||
|
|
<pre style="margin:10px" class="language-pascal"><span style='color:#3f7f59; '>//
|
||
|
|
// Register access is all performed through the standard CMSIS structure-based
|
||
|
|
// interface. This includes module-level structure definitions with members and
|
||
|
|
// bitfields corresponding to the physical registers and bitfields within each
|
||
|
|
// module. In addition, Ambiq has provided instance-level macros for modules
|
||
|
|
// that have more than one physical instance and a generic AM_REGVAL() macro
|
||
|
|
// for directly accessing memory by address.
|
||
|
|
//
|
||
|
|
// The following examples show how to use these structures and macros:
|
||
|
|
|
||
|
|
// Setting the ADC configuration register...</span>
|
||
|
|
AM_REGVAL(0x50010000) = 0x1234; <span style='color:#3f7f59; '>// by address.</span>
|
||
|
|
ADC->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer.</span>
|
||
|
|
ADCn(0)->CFG = 0x1234; <span style='color:#3f7f59; '>// by structure pointer (with instance number).</span>
|
||
|
|
|
||
|
|
<span style='color:#3f7f59; '>// Changing the ADC clock...</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = 0x2; <span style='color:#3f7f59; '>// by raw value.</span>
|
||
|
|
ADCn(0)->CFG_b.CLKSEL = ADC_CFG_CLKSEL_HFRC; <span style='color:#3f7f59; '>// using an enumerated value.</span></pre>
|
||
|
|
<h3>Register Fields:</h3>
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>31</th>
|
||
|
|
<th>30</th>
|
||
|
|
<th>29</th>
|
||
|
|
<th>28</th>
|
||
|
|
<th>27</th>
|
||
|
|
<th>26</th>
|
||
|
|
<th>25</th>
|
||
|
|
<th>24</th>
|
||
|
|
<th>23</th>
|
||
|
|
<th>22</th>
|
||
|
|
<th>21</th>
|
||
|
|
<th>20</th>
|
||
|
|
<th>19</th>
|
||
|
|
<th>18</th>
|
||
|
|
<th>17</th>
|
||
|
|
<th>16</th>
|
||
|
|
<th>15</th>
|
||
|
|
<th>14</th>
|
||
|
|
<th>13</th>
|
||
|
|
<th>12</th>
|
||
|
|
<th>11</th>
|
||
|
|
<th>10</th>
|
||
|
|
<th>9</th>
|
||
|
|
<th>8</th>
|
||
|
|
<th>7</th>
|
||
|
|
<th>6</th>
|
||
|
|
<th>5</th>
|
||
|
|
<th>4</th>
|
||
|
|
<th>3</th>
|
||
|
|
<th>2</th>
|
||
|
|
<th>1</th>
|
||
|
|
<th>0</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td align="center" colspan="30">RSVD
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="1">OUTHI
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
<td align="center" colspan="1">OUTLOW
|
||
|
|
<br>0x0</td>
|
||
|
|
|
||
|
|
</tr>
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
|
||
|
|
<table style="margin:10px" class="table table-bordered table-condensed">
|
||
|
|
<thead>
|
||
|
|
<tr>
|
||
|
|
<th>Bits</th>
|
||
|
|
<th>Name</th>
|
||
|
|
<th>RW</th>
|
||
|
|
<th>Description</th>
|
||
|
|
</tr>
|
||
|
|
</thead>
|
||
|
|
<tbody>
|
||
|
|
<tr>
|
||
|
|
<td>31:2</td>
|
||
|
|
<td>RSVD</td>
|
||
|
|
<td>RO</td>
|
||
|
|
<td>This bitfield is reserved for future use.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>1</td>
|
||
|
|
<td>OUTHI</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>This bit is the vcompout high interrupt.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
<tr>
|
||
|
|
<td>0</td>
|
||
|
|
<td>OUTLOW</td>
|
||
|
|
<td>RW</td>
|
||
|
|
<td>This bit is the vcompout low interrupt.<br><br>
|
||
|
|
</td>
|
||
|
|
</tr>
|
||
|
|
|
||
|
|
</tbody>
|
||
|
|
</table>
|
||
|
|
<br>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
</body>
|
||
|
|
|
||
|
|
<hr size="1">
|
||
|
|
<body>
|
||
|
|
<div id="footer" align="right">
|
||
|
|
<small>
|
||
|
|
AmbiqSuite Register Documentation
|
||
|
|
<a href="http://www.ambiqmicro.com">
|
||
|
|
<img class="footer" src="../resources/ambiqmicro_logo.png" alt="Ambiq Micro"/></a>   Copyright © 2019  <br />
|
||
|
|
This documentation is licensed and distributed under the <a rel="license" href="http://opensource.org/licenses/BSD-3-Clause">BSD 3-Clause License</a>.  <br/>
|
||
|
|
</small>
|
||
|
|
</div>
|
||
|
|
</body>
|
||
|
|
</html>
|
||
|
|
|