begriffs open source - cmsis/blob - main/Driver/html/driverValidation.html

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  46    <div id="projectname">CMSIS-Driver
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  55    <div id="projectbrief">Peripheral Interface for Middleware and Application Code</div>
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 127   <div class="headertitle"><div class="title">Driver Validation </div></div>
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 129 <div class="contents">
 130 <div class="textblock"><p>The <a href="https://www.keil.com/pack/" target="_blank">Software Pack</a> named <b>ARM::CMSIS-Driver_Validation</b> contains the following:</p>
 131 <ul>
 132 <li>Source code of a CMSIS-Driver Validation Suite along with configuration file.</li>
 133 <li>Documentation of the CMSIS-Driver Validation Suite.</li>
 134 <li>Examples that shows the usage of the CMSIS-Driver Validation Suite on various target platforms.</li>
 135 </ul>
 136 <p>The CMSIS-Driver Validation Suite performs the following tests:</p><ul>
 137 <li>Generic Validation of API function calls</li>
 138 <li>Validation of Configuration Parameters</li>
 139 <li>Validation of Communication with loopback tests</li>
 140 <li>Validation of Communication Parameters such as baudrate</li>
 141 <li>Validation of Event functions</li>
 142 </ul>
 143 <p>The following CMSIS-Drivers can be tested with the current release:</p><ul>
 144 <li><a class="el" href="group__can__interface__gr.html">CAN Interface</a> : with loop back test of communication.</li>
 145 <li><a class="el" href="group__eth__interface__gr.html">Ethernet Interface</a> : MAC and PHY with loop back test of communication.</li>
 146 <li><a class="el" href="group__i2c__interface__gr.html">I2C Interface</a> : only API and setup; does not test data transfer.</li>
 147 <li><a class="el" href="group__mci__interface__gr.html">MCI Interface</a> : only API and setup; does not test data transfer.</li>
 148 <li><a class="el" href="group__spi__interface__gr.html">SPI Interface</a> : with loop back test of communication.</li>
 149 <li><a class="el" href="group__usart__interface__gr.html">USART Interface</a> : with loop back test of communication.</li>
 150 <li><a class="el" href="group__usbd__interface__gr.html">USB Device Interface</a> : only API and setup; does not test data transfer.</li>
 151 <li><a class="el" href="group__usbh__interface__gr.html">USB Host Interface</a> : only API and setup; does not test data transfer.</li>
 152 <li><a class="el" href="group__wifi__interface__gr.html">WiFi Interface</a> : extensive tests for WiFi Driver.</li>
 153 </ul>
 154 <p>The Driver Validation output can be printed to a console or saved in an XML file, via standard output (usually ITM).</p>
 155 <h1><a class="anchor" id="test_output"></a>
 156 Sample Test Output</h1>
 157 <pre class="fragment">CMSIS-Driver USART Test Report   Dec  6 2019   11:44:30
 158
 159 TEST 01: USART_GetCapabilities            PASSED
 160 TEST 02: USART_Initialization             PASSED
 161 TEST 03: USART_PowerControl
 162   DV_USART.c (301): [WARNING] Low power is not supported
 163                                           PASSED
 164 TEST 04: USART_Config_PolarityPhase       PASSED
 165 TEST 05: USART_Config_DataBits
 166   DV_USART.c (387): [WARNING] Data Bits = 9 are not supported
 167                                           PASSED
 168 TEST 06: USART_Config_StopBits
 169   DV_USART.c (425): [WARNING] Stop Bits = 1.5 are not supported
 170   DV_USART.c (429): [WARNING] Stop Bits = 0.5 are not supported
 171                                           PASSED
 172 TEST 07: USART_Config_Parity              PASSED
 173 TEST 08: USART_Config_Baudrate            PASSED
 174 TEST 09: USART_Config_CommonParams        PASSED
 175 TEST 10: USART_Send                       PASSED
 176 TEST 11: USART_AsynchronousReceive        PASSED
 177 TEST 12: USART_Loopback_CheckBaudrate     PASSED
 178 TEST 13: USART_Loopback_Transfer          PASSED
 179 TEST 14: USART_CheckInvalidInit           PASSED
 180
 181 Test Summary: 14 Tests, 14 Passed, 0 Failed.
 182 Test Result: PASSED
 183 </pre><h1><a class="anchor" id="loop_back_setup"></a>
 184 Setup for Loop Back Communication</h1>
 185 <p>To perform loop back communication tests it is required to connect the input and the output of the peripherals as shown in this table:</p>
 186 <table class="markdownTable">
 187 <tr class="markdownTableHead">
 188 <th class="markdownTableHeadLeft">Peripheral   </th><th class="markdownTableHeadLeft">Loop Back Configuration    </th></tr>
 189 <tr class="markdownTableRowOdd">
 190 <td class="markdownTableBodyLeft">Ethernet   </td><td class="markdownTableBodyLeft">Connect TX+ (Pin 1) with RX+ (Pin 3), TX- (Pin 2) with RX- (Pin 6)    </td></tr>
 191 <tr class="markdownTableRowEven">
 192 <td class="markdownTableBodyLeft">SPI   </td><td class="markdownTableBodyLeft">Connect MISO to MOSI    </td></tr>
 193 <tr class="markdownTableRowOdd">
 194 <td class="markdownTableBodyLeft">USART   </td><td class="markdownTableBodyLeft">Connect TX with RX   </td></tr>
 195 </table>
 196 <p>The following picture shows the necessary external loop back connections for the Keil MCBSTM32F400 evaluation board:</p><ul>
 197 <li>SPI: PB14 (SPI2_MISO) and PB15 (SPI2_MOSI)</li>
 198 <li>USART: PB6 (USART1_TX) and PB7 (USART1_RX)</li>
 199 <li>Ethernet: Pin 1 (TX+) and Pin 3 (RX+), Pin 2 (TX-) and Pin 6 (RX-)</li>
 200 </ul>
 201 <div class="image">
 202 <img src="image006.png" alt=""/>
 203 <div class="caption">
 204 Connections for Loop Back Communication Tests on Keil MCBSTM32F400</div></div>
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