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  113. <div class="title">CMSIS-DAP Hardware I/O Pin Access<div class="ingroups"><a class="el" href="group__DAP__ConfigIO__gr.html">Configure I/O Ports and Debug Unit</a></div></div>  </div>
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  116. 

  117. <p>Standard I/O Pins of the CMSIS-DAP Hardware Debug Port support standard JTAG mode and Serial Wire Debug (SWD) mode.  
    118. 

  118. <a href="#details">More...</a></p>
    119. 

  119. <table class="memberdecls">
    120. 

  120. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
    121. 

  121. Functions</h2></td></tr>
    122. 

  122. <tr class="memitem:ga037d02e221d71916a83349d6572bf91d"><td class="memItemLeft" align="right" valign="top">__STATIC_INLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga037d02e221d71916a83349d6572bf91d">PORT_JTAG_SETUP</a> (void)</td></tr>
    123. 

  123. <tr class="memdesc:ga037d02e221d71916a83349d6572bf91d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Setup JTAG I/O pins: TCK, TMS, TDI, TDO, nTRST, and nRESET.  <a href="#ga037d02e221d71916a83349d6572bf91d">More...</a><br/></td></tr>
    124. 

  124. <tr class="separator:ga037d02e221d71916a83349d6572bf91d"><td class="memSeparator" colspan="2">&#160;</td></tr>
    125. 

  125. <tr class="memitem:ga08369d48fb874acdfb40726edaa3d147"><td class="memItemLeft" align="right" valign="top">__STATIC_INLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga08369d48fb874acdfb40726edaa3d147">PORT_SWD_SETUP</a> (void)</td></tr>
    126. 

  126. <tr class="memdesc:ga08369d48fb874acdfb40726edaa3d147"><td class="mdescLeft">&#160;</td><td class="mdescRight">Setup SWD I/O pins: SWCLK, SWDIO, and nRESET.  <a href="#ga08369d48fb874acdfb40726edaa3d147">More...</a><br/></td></tr>
    127. 

  127. <tr class="separator:ga08369d48fb874acdfb40726edaa3d147"><td class="memSeparator" colspan="2">&#160;</td></tr>
    128. 

  128. <tr class="memitem:gaf31b342bc0fc5ad3669f43888466db61"><td class="memItemLeft" align="right" valign="top">__STATIC_INLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#gaf31b342bc0fc5ad3669f43888466db61">PORT_OFF</a> (void)</td></tr>
    129. 

  129. <tr class="memdesc:gaf31b342bc0fc5ad3669f43888466db61"><td class="mdescLeft">&#160;</td><td class="mdescRight">Disable JTAG/SWD I/O Pins.  <a href="#gaf31b342bc0fc5ad3669f43888466db61">More...</a><br/></td></tr>
    130. 

  130. <tr class="separator:gaf31b342bc0fc5ad3669f43888466db61"><td class="memSeparator" colspan="2">&#160;</td></tr>
    131. 

  131. <tr class="memitem:gafc133887a94442c3bc4424909dff8512"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#gafc133887a94442c3bc4424909dff8512">PIN_SWCLK_TCK_IN</a> (void)</td></tr>
    132. 

  132. <tr class="memdesc:gafc133887a94442c3bc4424909dff8512"><td class="mdescLeft">&#160;</td><td class="mdescRight">SWCLK/TCK I/O pin: Get Input.  <a href="#gafc133887a94442c3bc4424909dff8512">More...</a><br/></td></tr>
    133. 

  133. <tr class="separator:gafc133887a94442c3bc4424909dff8512"><td class="memSeparator" colspan="2">&#160;</td></tr>
    134. 

  134. <tr class="memitem:ga43481ea1fcc2e389761ccb78bf76b891"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga43481ea1fcc2e389761ccb78bf76b891">PIN_SWCLK_TCK_SET</a> (void)</td></tr>
    135. 

  135. <tr class="memdesc:ga43481ea1fcc2e389761ccb78bf76b891"><td class="mdescLeft">&#160;</td><td class="mdescRight">SWCLK/TCK I/O pin: Set Output to High.  <a href="#ga43481ea1fcc2e389761ccb78bf76b891">More...</a><br/></td></tr>
    136. 

  136. <tr class="separator:ga43481ea1fcc2e389761ccb78bf76b891"><td class="memSeparator" colspan="2">&#160;</td></tr>
    137. 

  137. <tr class="memitem:ga9dcba97c6779b70dca02e51a36696a61"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga9dcba97c6779b70dca02e51a36696a61">PIN_SWCLK_TCK_CLR</a> (void)</td></tr>
    138. 

  138. <tr class="memdesc:ga9dcba97c6779b70dca02e51a36696a61"><td class="mdescLeft">&#160;</td><td class="mdescRight">SWCLK/TCK I/O pin: Set Output to Low.  <a href="#ga9dcba97c6779b70dca02e51a36696a61">More...</a><br/></td></tr>
    139. 

  139. <tr class="separator:ga9dcba97c6779b70dca02e51a36696a61"><td class="memSeparator" colspan="2">&#160;</td></tr>
    140. 

  140. <tr class="memitem:gaf127becf6c639beff822f83fbdef7761"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#gaf127becf6c639beff822f83fbdef7761">PIN_SWDIO_TMS_IN</a> (void)</td></tr>
    141. 

  141. <tr class="memdesc:gaf127becf6c639beff822f83fbdef7761"><td class="mdescLeft">&#160;</td><td class="mdescRight">SWDIO/TMS I/O pin: Get Input.  <a href="#gaf127becf6c639beff822f83fbdef7761">More...</a><br/></td></tr>
    142. 

  142. <tr class="separator:gaf127becf6c639beff822f83fbdef7761"><td class="memSeparator" colspan="2">&#160;</td></tr>
    143. 

  143. <tr class="memitem:gaac7a2af102cc9fa9358d507c11cf9241"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#gaac7a2af102cc9fa9358d507c11cf9241">PIN_SWDIO_TMS_SET</a> (void)</td></tr>
    144. 

  144. <tr class="memdesc:gaac7a2af102cc9fa9358d507c11cf9241"><td class="mdescLeft">&#160;</td><td class="mdescRight">SWDIO/TMS I/O pin: Set Output to High.  <a href="#gaac7a2af102cc9fa9358d507c11cf9241">More...</a><br/></td></tr>
    145. 

  145. <tr class="separator:gaac7a2af102cc9fa9358d507c11cf9241"><td class="memSeparator" colspan="2">&#160;</td></tr>
    146. 

  146. <tr class="memitem:ga04aa6eb6186f50bb1ea7d991870f8670"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga04aa6eb6186f50bb1ea7d991870f8670">PIN_SWDIO_TMS_CLR</a> (void)</td></tr>
    147. 

  147. <tr class="memdesc:ga04aa6eb6186f50bb1ea7d991870f8670"><td class="mdescLeft">&#160;</td><td class="mdescRight">SWDIO/TMS I/O pin: Set Output to Low.  <a href="#ga04aa6eb6186f50bb1ea7d991870f8670">More...</a><br/></td></tr>
    148. 

  148. <tr class="separator:ga04aa6eb6186f50bb1ea7d991870f8670"><td class="memSeparator" colspan="2">&#160;</td></tr>
    149. 

  149. <tr class="memitem:ga6873b9000f9ec322626ecc06664fb229"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga6873b9000f9ec322626ecc06664fb229">PIN_SWDIO_IN</a> (void)</td></tr>
    150. 

  150. <tr class="memdesc:ga6873b9000f9ec322626ecc06664fb229"><td class="mdescLeft">&#160;</td><td class="mdescRight">SWDIO I/O pin: Get Input (used in SWD mode only).  <a href="#ga6873b9000f9ec322626ecc06664fb229">More...</a><br/></td></tr>
    151. 

  151. <tr class="separator:ga6873b9000f9ec322626ecc06664fb229"><td class="memSeparator" colspan="2">&#160;</td></tr>
    152. 

  152. <tr class="memitem:ga0c100894fc532bc05fc81f4128e06e23"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga0c100894fc532bc05fc81f4128e06e23">PIN_SWDIO_OUT</a> (uint32_t bit)</td></tr>
    153. 

  153. <tr class="memdesc:ga0c100894fc532bc05fc81f4128e06e23"><td class="mdescLeft">&#160;</td><td class="mdescRight">SWDIO I/O pin: Set Output (used in SWD mode only).  <a href="#ga0c100894fc532bc05fc81f4128e06e23">More...</a><br/></td></tr>
    154. 

  154. <tr class="separator:ga0c100894fc532bc05fc81f4128e06e23"><td class="memSeparator" colspan="2">&#160;</td></tr>
    155. 

  155. <tr class="memitem:ga130df1a24eef09b9e250e7e328f06e50"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga130df1a24eef09b9e250e7e328f06e50">PIN_SWDIO_OUT_ENABLE</a> (void)</td></tr>
    156. 

  156. <tr class="memdesc:ga130df1a24eef09b9e250e7e328f06e50"><td class="mdescLeft">&#160;</td><td class="mdescRight">SWDIO I/O pin: Switch to Output mode (used in SWD mode only).  <a href="#ga130df1a24eef09b9e250e7e328f06e50">More...</a><br/></td></tr>
    157. 

  157. <tr class="separator:ga130df1a24eef09b9e250e7e328f06e50"><td class="memSeparator" colspan="2">&#160;</td></tr>
    158. 

  158. <tr class="memitem:ga4873c485ca5e49efbb218f4f80a59a17"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga4873c485ca5e49efbb218f4f80a59a17">PIN_SWDIO_OUT_DISABLE</a> (void)</td></tr>
    159. 

  159. <tr class="memdesc:ga4873c485ca5e49efbb218f4f80a59a17"><td class="mdescLeft">&#160;</td><td class="mdescRight">SWDIO I/O pin: Switch to Input mode (used in SWD mode only).  <a href="#ga4873c485ca5e49efbb218f4f80a59a17">More...</a><br/></td></tr>
    160. 

  160. <tr class="separator:ga4873c485ca5e49efbb218f4f80a59a17"><td class="memSeparator" colspan="2">&#160;</td></tr>
    161. 

  161. <tr class="memitem:ga2cea243a2dbbece100f15a7f1fb04e5c"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga2cea243a2dbbece100f15a7f1fb04e5c">PIN_TDI_IN</a> (void)</td></tr>
    162. 

  162. <tr class="memdesc:ga2cea243a2dbbece100f15a7f1fb04e5c"><td class="mdescLeft">&#160;</td><td class="mdescRight">TDI I/O pin: Get Input.  <a href="#ga2cea243a2dbbece100f15a7f1fb04e5c">More...</a><br/></td></tr>
    163. 

  163. <tr class="separator:ga2cea243a2dbbece100f15a7f1fb04e5c"><td class="memSeparator" colspan="2">&#160;</td></tr>
    164. 

  164. <tr class="memitem:gad40bb9c760000dfda7c533d63af3b4fa"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#gad40bb9c760000dfda7c533d63af3b4fa">PIN_TDI_OUT</a> (uint32_t bit)</td></tr>
    165. 

  165. <tr class="memdesc:gad40bb9c760000dfda7c533d63af3b4fa"><td class="mdescLeft">&#160;</td><td class="mdescRight">TDI I/O pin: Set Output.  <a href="#gad40bb9c760000dfda7c533d63af3b4fa">More...</a><br/></td></tr>
    166. 

  166. <tr class="separator:gad40bb9c760000dfda7c533d63af3b4fa"><td class="memSeparator" colspan="2">&#160;</td></tr>
    167. 

  167. <tr class="memitem:gace11527334bc4453e8407e44fc58f619"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#gace11527334bc4453e8407e44fc58f619">PIN_TDO_IN</a> (void)</td></tr>
    168. 

  168. <tr class="memdesc:gace11527334bc4453e8407e44fc58f619"><td class="mdescLeft">&#160;</td><td class="mdescRight">TDO I/O pin: Get Input.  <a href="#gace11527334bc4453e8407e44fc58f619">More...</a><br/></td></tr>
    169. 

  169. <tr class="separator:gace11527334bc4453e8407e44fc58f619"><td class="memSeparator" colspan="2">&#160;</td></tr>
    170. 

  170. <tr class="memitem:gabdce264d0e78ce31bcb2e91f97e49b2a"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#gabdce264d0e78ce31bcb2e91f97e49b2a">PIN_nTRST_IN</a> (void)</td></tr>
    171. 

  171. <tr class="memdesc:gabdce264d0e78ce31bcb2e91f97e49b2a"><td class="mdescLeft">&#160;</td><td class="mdescRight">nTRST I/O pin: Get Input.  <a href="#gabdce264d0e78ce31bcb2e91f97e49b2a">More...</a><br/></td></tr>
    172. 

  172. <tr class="separator:gabdce264d0e78ce31bcb2e91f97e49b2a"><td class="memSeparator" colspan="2">&#160;</td></tr>
    173. 

  173. <tr class="memitem:ga190b2403a1bc0dc9a94b70622ed9de41"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga190b2403a1bc0dc9a94b70622ed9de41">PIN_nTRST_OUT</a> (uint32_t bit)</td></tr>
    174. 

  174. <tr class="memdesc:ga190b2403a1bc0dc9a94b70622ed9de41"><td class="mdescLeft">&#160;</td><td class="mdescRight">nTRST I/O pin: Set Output.  <a href="#ga190b2403a1bc0dc9a94b70622ed9de41">More...</a><br/></td></tr>
    175. 

  175. <tr class="separator:ga190b2403a1bc0dc9a94b70622ed9de41"><td class="memSeparator" colspan="2">&#160;</td></tr>
    176. 

  176. <tr class="memitem:ga401f5879824966071ba05fb1b4102626"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#ga401f5879824966071ba05fb1b4102626">PIN_nRESET_IN</a> (void)</td></tr>
    177. 

  177. <tr class="memdesc:ga401f5879824966071ba05fb1b4102626"><td class="mdescLeft">&#160;</td><td class="mdescRight">nRESET I/O pin: Get Input.  <a href="#ga401f5879824966071ba05fb1b4102626">More...</a><br/></td></tr>
    178. 

  178. <tr class="separator:ga401f5879824966071ba05fb1b4102626"><td class="memSeparator" colspan="2">&#160;</td></tr>
    179. 

  179. <tr class="memitem:gacfe405b75aefcdf7c06b2b426595ea0a"><td class="memItemLeft" align="right" valign="top">__STATIC_FORCEINLINE void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__DAP__Config__PortIO__gr.html#gacfe405b75aefcdf7c06b2b426595ea0a">PIN_nRESET_OUT</a> (uint32_t bit)</td></tr>
    180. 

  180. <tr class="memdesc:gacfe405b75aefcdf7c06b2b426595ea0a"><td class="mdescLeft">&#160;</td><td class="mdescRight">nRESET I/O pin: Set Output.  <a href="#gacfe405b75aefcdf7c06b2b426595ea0a">More...</a><br/></td></tr>
    181. 

  181. <tr class="separator:gacfe405b75aefcdf7c06b2b426595ea0a"><td class="memSeparator" colspan="2">&#160;</td></tr>
    182. 

  182. </table>
    183. 

  183. <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
    184. 

  184. <p>Standard I/O Pins of the CMSIS-DAP Hardware Debug Port support standard JTAG mode and Serial Wire Debug (SWD) mode. </p>
    185. 

  185. <p>In SWD mode only 2 pins are required to implement the debug interface of a device. The following I/O Pins are provided:</p>
    186. 

  186. <table class="doxtable">
    187. 

  187. <tr>
    188. 

  188. <th>JTAG I/O Pin </th><th>SWD I/O Pin </th><th>CMSIS-DAP Hardware pin mode  </th></tr>
    189. 

  189. <tr>
    190. 

  190. <td>TCK: Test Clock </td><td>SWCLK: Clock </td><td>Output Push/Pull </td></tr>
    191. 

  191. <tr>
    192. 

  192. <td>TMS: Test Mode Select </td><td>SWDIO: Data I/O </td><td>Output Push/Pull; Input (for receiving data) </td></tr>
    193. 

  193. <tr>
    194. 

  194. <td>TDI: Test Data Input </td><td></td><td>Output Push/Pull </td></tr>
    195. 

  195. <tr>
    196. 

  196. <td>TDO: Test Data Output </td><td></td><td>Input </td></tr>
    197. 

  197. <tr>
    198. 

  198. <td>nTRST: Test Reset (optional) </td><td></td><td>Output Open Drain with pull-up resistor </td></tr>
    199. 

  199. <tr>
    200. 

  200. <td>nRESET: Device Reset </td><td>nRESET: Device Reset </td><td>Output Open Drain with pull-up resistor </td></tr>
    201. 

  201. </table>
    202. 

  202. <h2>DAP Hardware I/O Pin Access Functions </h2>
    203. 

  203. <p>The various I/O Pins are accessed by functions that implement the Read, Write, Set, or Clear to these I/O Pins.</p>
    204. 

  204. <p>For the SWDIO I/O Pin there are additional functions that are called in SWD I/O mode only. This functions are provided to achieve faster I/O that is possible with some advanced GPIO peripherals that can independently write/read a single I/O pin without affecting any other pins of the same I/O port. The following SWDIO I/O Pin functions are provided:</p>
    205. 

  205. <ul>
    206. 

  206. <li><a class="el" href="group__DAP__Config__PortIO__gr.html#ga130df1a24eef09b9e250e7e328f06e50">PIN_SWDIO_OUT_ENABLE</a> to enable the output mode from the DAP hardware.</li>
    207. 

  207. <li><a class="el" href="group__DAP__Config__PortIO__gr.html#ga4873c485ca5e49efbb218f4f80a59a17">PIN_SWDIO_OUT_DISABLE</a> to enable the input mode to the DAP hardware.</li>
    208. 

  208. <li><a class="el" href="group__DAP__Config__PortIO__gr.html#ga6873b9000f9ec322626ecc06664fb229">PIN_SWDIO_IN</a> to read from the SWDIO I/O pin with utmost possible speed.</li>
    209. 

  209. <li><a class="el" href="group__DAP__Config__PortIO__gr.html#ga0c100894fc532bc05fc81f4128e06e23">PIN_SWDIO_OUT</a> to write to the SWDIO I/O pin with utmost possible speed. </li>
    210. 

  210. </ul>
    211. 

  211. <h2 class="groupheader">Function Documentation</h2>
    212. 

  212. <a class="anchor" id="ga401f5879824966071ba05fb1b4102626"></a>
    213. 

  213. <div class="memitem">
    214. 

  214. <div class="memproto">
    215. 

  215.       <table class="memname">
    216. 

  216.         <tr>
    217. 

  217.           <td class="memname">__STATIC_FORCEINLINE uint32_t PIN_nRESET_IN </td>
    218. 

  218.           <td>(</td>
    219. 

  219.           <td class="paramtype">void&#160;</td>
    220. 

  220.           <td class="paramname"></td><td>)</td>
    221. 

  221.           <td></td>
    222. 

  222.         </tr>
    223. 

  223.       </table>
    224. 

  224. </div><div class="memdoc">
    225. 

  225. 

  226. <p>nRESET I/O pin: Get Input. </p>
    227. 

  227. <dl class="section return"><dt>Returns</dt><dd>Current status of the nRESET DAP hardware I/O pin. </dd></dl>
    228. 

  228. 

  229. </div>
    230. 

  230. </div>
    231. 

  231. <a class="anchor" id="gacfe405b75aefcdf7c06b2b426595ea0a"></a>
    232. 

  232. <div class="memitem">
    233. 

  233. <div class="memproto">
    234. 

  234.       <table class="memname">
    235. 

  235.         <tr>
    236. 

  236.           <td class="memname">__STATIC_FORCEINLINE void PIN_nRESET_OUT </td>
    237. 

  237.           <td>(</td>
    238. 

  238.           <td class="paramtype">uint32_t&#160;</td>
    239. 

  239.           <td class="paramname"><em>bit</em></td><td>)</td>
    240. 

  240.           <td></td>
    241. 

  241.         </tr>
    242. 

  242.       </table>
    243. 

  243. </div><div class="memdoc">
    244. 

  244. 

  245. <p>nRESET I/O pin: Set Output. </p>
    246. 

  246. <dl class="params"><dt>Parameters</dt><dd>
    247. 

  247.   <table class="params">
    248. 

  248.     <tr><td class="paramname">bit</td><td>target device hardware reset pin status:<ul>
    249. 

  249. <li>0: issue a device hardware reset.</li>
    250. 

  250. <li>1: release device hardware reset. </li>
    251. 

  251. </ul>
    252. 

  252. </td></tr>
    253. 

  253.   </table>
    254. 

  254.   </dd>
    255. 

  255. </dl>
    256. 

  256. 

  257. </div>
    258. 

  258. </div>
    259. 

  259. <a class="anchor" id="gabdce264d0e78ce31bcb2e91f97e49b2a"></a>
    260. 

  260. <div class="memitem">
    261. 

  261. <div class="memproto">
    262. 

  262.       <table class="memname">
    263. 

  263.         <tr>
    264. 

  264.           <td class="memname">__STATIC_FORCEINLINE uint32_t PIN_nTRST_IN </td>
    265. 

  265.           <td>(</td>
    266. 

  266.           <td class="paramtype">void&#160;</td>
    267. 

  267.           <td class="paramname"></td><td>)</td>
    268. 

  268.           <td></td>
    269. 

  269.         </tr>
    270. 

  270.       </table>
    271. 

  271. </div><div class="memdoc">
    272. 

  272. 

  273. <p>nTRST I/O pin: Get Input. </p>
    274. 

  274. <dl class="section return"><dt>Returns</dt><dd>Current status of the nTRST DAP hardware I/O pin. </dd></dl>
    275. 

  275. 

  276. </div>
    277. 

  277. </div>
    278. 

  278. <a class="anchor" id="ga190b2403a1bc0dc9a94b70622ed9de41"></a>
    279. 

  279. <div class="memitem">
    280. 

  280. <div class="memproto">
    281. 

  281.       <table class="memname">
    282. 

  282.         <tr>
    283. 

  283.           <td class="memname">__STATIC_FORCEINLINE void PIN_nTRST_OUT </td>
    284. 

  284.           <td>(</td>
    285. 

  285.           <td class="paramtype">uint32_t&#160;</td>
    286. 

  286.           <td class="paramname"><em>bit</em></td><td>)</td>
    287. 

  287.           <td></td>
    288. 

  288.         </tr>
    289. 

  289.       </table>
    290. 

  290. </div><div class="memdoc">
    291. 

  291. 

  292. <p>nTRST I/O pin: Set Output. </p>
    293. 

  293. <dl class="params"><dt>Parameters</dt><dd>
    294. 

  294.   <table class="params">
    295. 

  295.     <tr><td class="paramname">bit</td><td>JTAG TRST Test Reset pin status:<ul>
    296. 

  296. <li>0: issue a JTAG TRST Test Reset.</li>
    297. 

  297. <li>1: release JTAG TRST Test Reset. </li>
    298. 

  298. </ul>
    299. 

  299. </td></tr>
    300. 

  300.   </table>
    301. 

  301.   </dd>
    302. 

  302. </dl>
    303. 

  303. 

  304. </div>
    305. 

  305. </div>
    306. 

  306. <a class="anchor" id="ga9dcba97c6779b70dca02e51a36696a61"></a>
    307. 

  307. <div class="memitem">
    308. 

  308. <div class="memproto">
    309. 

  309.       <table class="memname">
    310. 

  310.         <tr>
    311. 

  311.           <td class="memname">__STATIC_FORCEINLINE void PIN_SWCLK_TCK_CLR </td>
    312. 

  312.           <td>(</td>
    313. 

  313.           <td class="paramtype">void&#160;</td>
    314. 

  314.           <td class="paramname"></td><td>)</td>
    315. 

  315.           <td></td>
    316. 

  316.         </tr>
    317. 

  317.       </table>
    318. 

  318. </div><div class="memdoc">
    319. 

  319. 

  320. <p>SWCLK/TCK I/O pin: Set Output to Low. </p>
    321. 

  321. <p>Set the SWCLK/TCK DAP hardware I/O pin to low level. </p>
    322. 

  322. 

  323. </div>
    324. 

  324. </div>
    325. 

  325. <a class="anchor" id="gafc133887a94442c3bc4424909dff8512"></a>
    326. 

  326. <div class="memitem">
    327. 

  327. <div class="memproto">
    328. 

  328.       <table class="memname">
    329. 

  329.         <tr>
    330. 

  330.           <td class="memname">__STATIC_FORCEINLINE uint32_t PIN_SWCLK_TCK_IN </td>
    331. 

  331.           <td>(</td>
    332. 

  332.           <td class="paramtype">void&#160;</td>
    333. 

  333.           <td class="paramname"></td><td>)</td>
    334. 

  334.           <td></td>
    335. 

  335.         </tr>
    336. 

  336.       </table>
    337. 

  337. </div><div class="memdoc">
    338. 

  338. 

  339. <p>SWCLK/TCK I/O pin: Get Input. </p>
    340. 

  340. <dl class="section return"><dt>Returns</dt><dd>Current status of the SWCLK/TCK DAP hardware I/O pin. </dd></dl>
    341. 

  341. 

  342. </div>
    343. 

  343. </div>
    344. 

  344. <a class="anchor" id="ga43481ea1fcc2e389761ccb78bf76b891"></a>
    345. 

  345. <div class="memitem">
    346. 

  346. <div class="memproto">
    347. 

  347.       <table class="memname">
    348. 

  348.         <tr>
    349. 

  349.           <td class="memname">__STATIC_FORCEINLINE void PIN_SWCLK_TCK_SET </td>
    350. 

  350.           <td>(</td>
    351. 

  351.           <td class="paramtype">void&#160;</td>
    352. 

  352.           <td class="paramname"></td><td>)</td>
    353. 

  353.           <td></td>
    354. 

  354.         </tr>
    355. 

  355.       </table>
    356. 

  356. </div><div class="memdoc">
    357. 

  357. 

  358. <p>SWCLK/TCK I/O pin: Set Output to High. </p>
    359. 

  359. <p>Set the SWCLK/TCK DAP hardware I/O pin to high level. </p>
    360. 

  360. 

  361. </div>
    362. 

  362. </div>
    363. 

  363. <a class="anchor" id="ga6873b9000f9ec322626ecc06664fb229"></a>
    364. 

  364. <div class="memitem">
    365. 

  365. <div class="memproto">
    366. 

  366.       <table class="memname">
    367. 

  367.         <tr>
    368. 

  368.           <td class="memname">__STATIC_FORCEINLINE uint32_t PIN_SWDIO_IN </td>
    369. 

  369.           <td>(</td>
    370. 

  370.           <td class="paramtype">void&#160;</td>
    371. 

  371.           <td class="paramname"></td><td>)</td>
    372. 

  372.           <td></td>
    373. 

  373.         </tr>
    374. 

  374.       </table>
    375. 

  375. </div><div class="memdoc">
    376. 

  376. 

  377. <p>SWDIO I/O pin: Get Input (used in SWD mode only). </p>
    378. 

  378. <dl class="section return"><dt>Returns</dt><dd>Current status of the SWDIO DAP hardware I/O pin. </dd></dl>
    379. 

  379. 

  380. </div>
    381. 

  381. </div>
    382. 

  382. <a class="anchor" id="ga0c100894fc532bc05fc81f4128e06e23"></a>
    383. 

  383. <div class="memitem">
    384. 

  384. <div class="memproto">
    385. 

  385.       <table class="memname">
    386. 

  386.         <tr>
    387. 

  387.           <td class="memname">__STATIC_FORCEINLINE void PIN_SWDIO_OUT </td>
    388. 

  388.           <td>(</td>
    389. 

  389.           <td class="paramtype">uint32_t&#160;</td>
    390. 

  390.           <td class="paramname"><em>bit</em></td><td>)</td>
    391. 

  391.           <td></td>
    392. 

  392.         </tr>
    393. 

  393.       </table>
    394. 

  394. </div><div class="memdoc">
    395. 

  395. 

  396. <p>SWDIO I/O pin: Set Output (used in SWD mode only). </p>
    397. 

  397. <dl class="params"><dt>Parameters</dt><dd>
    398. 

  398.   <table class="params">
    399. 

  399.     <tr><td class="paramname">bit</td><td>Output value for the SWDIO DAP hardware I/O pin. </td></tr>
    400. 

  400.   </table>
    401. 

  401.   </dd>
    402. 

  402. </dl>
    403. 

  403. 

  404. </div>
    405. 

  405. </div>
    406. 

  406. <a class="anchor" id="ga4873c485ca5e49efbb218f4f80a59a17"></a>
    407. 

  407. <div class="memitem">
    408. 

  408. <div class="memproto">
    409. 

  409.       <table class="memname">
    410. 

  410.         <tr>
    411. 

  411.           <td class="memname">__STATIC_FORCEINLINE void PIN_SWDIO_OUT_DISABLE </td>
    412. 

  412.           <td>(</td>
    413. 

  413.           <td class="paramtype">void&#160;</td>
    414. 

  414.           <td class="paramname"></td><td>)</td>
    415. 

  415.           <td></td>
    416. 

  416.         </tr>
    417. 

  417.       </table>
    418. 

  418. </div><div class="memdoc">
    419. 

  419. 

  420. <p>SWDIO I/O pin: Switch to Input mode (used in SWD mode only). </p>
    421. 

  421. <p>Configure the SWDIO DAP hardware I/O pin to input mode. This function is called prior <a class="el" href="group__DAP__Config__PortIO__gr.html#ga6873b9000f9ec322626ecc06664fb229">PIN_SWDIO_IN</a> function calls. </p>
    422. 

  422. 

  423. </div>
    424. 

  424. </div>
    425. 

  425. <a class="anchor" id="ga130df1a24eef09b9e250e7e328f06e50"></a>
    426. 

  426. <div class="memitem">
    427. 

  427. <div class="memproto">
    428. 

  428.       <table class="memname">
    429. 

  429.         <tr>
    430. 

  430.           <td class="memname">__STATIC_FORCEINLINE void PIN_SWDIO_OUT_ENABLE </td>
    431. 

  431.           <td>(</td>
    432. 

  432.           <td class="paramtype">void&#160;</td>
    433. 

  433.           <td class="paramname"></td><td>)</td>
    434. 

  434.           <td></td>
    435. 

  435.         </tr>
    436. 

  436.       </table>
    437. 

  437. </div><div class="memdoc">
    438. 

  438. 

  439. <p>SWDIO I/O pin: Switch to Output mode (used in SWD mode only). </p>
    440. 

  440. <p>Configure the SWDIO DAP hardware I/O pin to output mode. This function is called prior <a class="el" href="group__DAP__Config__PortIO__gr.html#ga0c100894fc532bc05fc81f4128e06e23">PIN_SWDIO_OUT</a> function calls. </p>
    441. 

  441. 

  442. </div>
    443. 

  443. </div>
    444. 

  444. <a class="anchor" id="ga04aa6eb6186f50bb1ea7d991870f8670"></a>
    445. 

  445. <div class="memitem">
    446. 

  446. <div class="memproto">
    447. 

  447.       <table class="memname">
    448. 

  448.         <tr>
    449. 

  449.           <td class="memname">__STATIC_FORCEINLINE void PIN_SWDIO_TMS_CLR </td>
    450. 

  450.           <td>(</td>
    451. 

  451.           <td class="paramtype">void&#160;</td>
    452. 

  452.           <td class="paramname"></td><td>)</td>
    453. 

  453.           <td></td>
    454. 

  454.         </tr>
    455. 

  455.       </table>
    456. 

  456. </div><div class="memdoc">
    457. 

  457. 

  458. <p>SWDIO/TMS I/O pin: Set Output to Low. </p>
    459. 

  459. <p>Set the SWDIO/TMS DAP hardware I/O pin to low level. </p>
    460. 

  460. 

  461. </div>
    462. 

  462. </div>
    463. 

  463. <a class="anchor" id="gaf127becf6c639beff822f83fbdef7761"></a>
    464. 

  464. <div class="memitem">
    465. 

  465. <div class="memproto">
    466. 

  466.       <table class="memname">
    467. 

  467.         <tr>
    468. 

  468.           <td class="memname">__STATIC_FORCEINLINE uint32_t PIN_SWDIO_TMS_IN </td>
    469. 

  469.           <td>(</td>
    470. 

  470.           <td class="paramtype">void&#160;</td>
    471. 

  471.           <td class="paramname"></td><td>)</td>
    472. 

  472.           <td></td>
    473. 

  473.         </tr>
    474. 

  474.       </table>
    475. 

  475. </div><div class="memdoc">
    476. 

  476. 

  477. <p>SWDIO/TMS I/O pin: Get Input. </p>
    478. 

  478. <dl class="section return"><dt>Returns</dt><dd>Current status of the SWDIO/TMS DAP hardware I/O pin. </dd></dl>
    479. 

  479. 

  480. </div>
    481. 

  481. </div>
    482. 

  482. <a class="anchor" id="gaac7a2af102cc9fa9358d507c11cf9241"></a>
    483. 

  483. <div class="memitem">
    484. 

  484. <div class="memproto">
    485. 

  485.       <table class="memname">
    486. 

  486.         <tr>
    487. 

  487.           <td class="memname">__STATIC_FORCEINLINE void PIN_SWDIO_TMS_SET </td>
    488. 

  488.           <td>(</td>
    489. 

  489.           <td class="paramtype">void&#160;</td>
    490. 

  490.           <td class="paramname"></td><td>)</td>
    491. 

  491.           <td></td>
    492. 

  492.         </tr>
    493. 

  493.       </table>
    494. 

  494. </div><div class="memdoc">
    495. 

  495. 

  496. <p>SWDIO/TMS I/O pin: Set Output to High. </p>
    497. 

  497. <p>Set the SWDIO/TMS DAP hardware I/O pin to high level. </p>
    498. 

  498. 

  499. </div>
    500. 

  500. </div>
    501. 

  501. <a class="anchor" id="ga2cea243a2dbbece100f15a7f1fb04e5c"></a>
    502. 

  502. <div class="memitem">
    503. 

  503. <div class="memproto">
    504. 

  504.       <table class="memname">
    505. 

  505.         <tr>
    506. 

  506.           <td class="memname">__STATIC_FORCEINLINE uint32_t PIN_TDI_IN </td>
    507. 

  507.           <td>(</td>
    508. 

  508.           <td class="paramtype">void&#160;</td>
    509. 

  509.           <td class="paramname"></td><td>)</td>
    510. 

  510.           <td></td>
    511. 

  511.         </tr>
    512. 

  512.       </table>
    513. 

  513. </div><div class="memdoc">
    514. 

  514. 

  515. <p>TDI I/O pin: Get Input. </p>
    516. 

  516. <dl class="section return"><dt>Returns</dt><dd>Current status of the TDI DAP hardware I/O pin. </dd></dl>
    517. 

  517. 

  518. </div>
    519. 

  519. </div>
    520. 

  520. <a class="anchor" id="gad40bb9c760000dfda7c533d63af3b4fa"></a>
    521. 

  521. <div class="memitem">
    522. 

  522. <div class="memproto">
    523. 

  523.       <table class="memname">
    524. 

  524.         <tr>
    525. 

  525.           <td class="memname">__STATIC_FORCEINLINE void PIN_TDI_OUT </td>
    526. 

  526.           <td>(</td>
    527. 

  527.           <td class="paramtype">uint32_t&#160;</td>
    528. 

  528.           <td class="paramname"><em>bit</em></td><td>)</td>
    529. 

  529.           <td></td>
    530. 

  530.         </tr>
    531. 

  531.       </table>
    532. 

  532. </div><div class="memdoc">
    533. 

  533. 

  534. <p>TDI I/O pin: Set Output. </p>
    535. 

  535. <dl class="params"><dt>Parameters</dt><dd>
    536. 

  536.   <table class="params">
    537. 

  537.     <tr><td class="paramname">bit</td><td>Output value for the TDI DAP hardware I/O pin. </td></tr>
    538. 

  538.   </table>
    539. 

  539.   </dd>
    540. 

  540. </dl>
    541. 

  541. 

  542. </div>
    543. 

  543. </div>
    544. 

  544. <a class="anchor" id="gace11527334bc4453e8407e44fc58f619"></a>
    545. 

  545. <div class="memitem">
    546. 

  546. <div class="memproto">
    547. 

  547.       <table class="memname">
    548. 

  548.         <tr>
    549. 

  549.           <td class="memname">__STATIC_FORCEINLINE uint32_t PIN_TDO_IN </td>
    550. 

  550.           <td>(</td>
    551. 

  551.           <td class="paramtype">void&#160;</td>
    552. 

  552.           <td class="paramname"></td><td>)</td>
    553. 

  553.           <td></td>
    554. 

  554.         </tr>
    555. 

  555.       </table>
    556. 

  556. </div><div class="memdoc">
    557. 

  557. 

  558. <p>TDO I/O pin: Get Input. </p>
    559. 

  559. <dl class="section return"><dt>Returns</dt><dd>Current status of the TDO DAP hardware I/O pin. </dd></dl>
    560. 

  560. 

  561. </div>
    562. 

  562. </div>
    563. 

  563. <a class="anchor" id="ga037d02e221d71916a83349d6572bf91d"></a>
    564. 

  564. <div class="memitem">
    565. 

  565. <div class="memproto">
    566. 

  566.       <table class="memname">
    567. 

  567.         <tr>
    568. 

  568.           <td class="memname">__STATIC_INLINE void PORT_JTAG_SETUP </td>
    569. 

  569.           <td>(</td>
    570. 

  570.           <td class="paramtype">void&#160;</td>
    571. 

  571.           <td class="paramname"></td><td>)</td>
    572. 

  572.           <td></td>
    573. 

  573.         </tr>
    574. 

  574.       </table>
    575. 

  575. </div><div class="memdoc">
    576. 

  576. 

  577. <p>Setup JTAG I/O pins: TCK, TMS, TDI, TDO, nTRST, and nRESET. </p>
    578. 

  578. <p>Configures the DAP Hardware I/O pins for JTAG mode:</p>
    579. 

  579. <ul>
    580. 

  580. <li>TCK, TMS, TDI, nTRST, nRESET to output mode and set to high level.</li>
    581. 

  581. <li>TDO to input mode. </li>
    582. 

  582. </ul>
    583. 

  583. 

  584. </div>
    585. 

  585. </div>
    586. 

  586. <a class="anchor" id="gaf31b342bc0fc5ad3669f43888466db61"></a>
    587. 

  587. <div class="memitem">
    588. 

  588. <div class="memproto">
    589. 

  589.       <table class="memname">
    590. 

  590.         <tr>
    591. 

  591.           <td class="memname">__STATIC_INLINE void PORT_OFF </td>
    592. 

  592.           <td>(</td>
    593. 

  593.           <td class="paramtype">void&#160;</td>
    594. 

  594.           <td class="paramname"></td><td>)</td>
    595. 

  595.           <td></td>
    596. 

  596.         </tr>
    597. 

  597.       </table>
    598. 

  598. </div><div class="memdoc">
    599. 

  599. 

  600. <p>Disable JTAG/SWD I/O Pins. </p>
    601. 

  601. <p>Disables the DAP Hardware I/O pins which configures:</p>
    602. 

  602. <ul>
    603. 

  603. <li>TCK/SWCLK, TMS/SWDIO, TDI, TDO, nTRST, nRESET to High-Z mode. </li>
    604. 

  604. </ul>
    605. 

  605. 

  606. </div>
    607. 

  607. </div>
    608. 

  608. <a class="anchor" id="ga08369d48fb874acdfb40726edaa3d147"></a>
    609. 

  609. <div class="memitem">
    610. 

  610. <div class="memproto">
    611. 

  611.       <table class="memname">
    612. 

  612.         <tr>
    613. 

  613.           <td class="memname">__STATIC_INLINE void PORT_SWD_SETUP </td>
    614. 

  614.           <td>(</td>
    615. 

  615.           <td class="paramtype">void&#160;</td>
    616. 

  616.           <td class="paramname"></td><td>)</td>
    617. 

  617.           <td></td>
    618. 

  618.         </tr>
    619. 

  619.       </table>
    620. 

  620. </div><div class="memdoc">
    621. 

  621. 

  622. <p>Setup SWD I/O pins: SWCLK, SWDIO, and nRESET. </p>
    623. 

  623. <p>Configures the DAP Hardware I/O pins for Serial Wire Debug (SWD) mode:</p>
    624. 

  624. <ul>
    625. 

  625. <li>SWCLK, SWDIO, nRESET to output mode and set to default high level.</li>
    626. 

  626. <li>TDI, nTRST to HighZ mode (pins are unused in SWD mode). </li>
    627. 

  627. </ul>
    628. 

  628. 

  629. </div>
    630. 

  630. </div>
    631. 

  631. </div><!-- contents -->
    632. 

  632. </div><!-- doc-content -->
    633. 

  633. <!-- start footer part -->
    634. 

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    635. 

  635.   <ul>
    636. 

  636.     <li class="footer">Generated on Thu Apr 9 2020 15:49:12 for CMSIS-DAP Version 2.0.0 by Arm Ltd. All rights reserved.
    637. 

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    641. 

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    642. 

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    643. 

  643. </div>
    644. 

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    645. 

  645. </html>
    646.