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<title>13. BLE &mdash; BL602 IoT SDK release_bl_iot_sdk_1.6.11-1-g66bb28da 文档</title>
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<li class="toctree-l1"><a class="reference internal" href="../../Developer_Environment/Developer_Environment.html">1. Developer Environment</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Developer_Environment/BLFlashEnv/BLFlashEnv.html">2. BLFlashEnv</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../helloworld/helloworld.html">1. Helloword</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../demo_peripherals_gpio/GPIO.html">3. GPIO</a></li>
<li class="toctree-l1"><a class="reference internal" href="../demo_peripherals_uart_echo/uart_echo.html">4. UART_echo</a></li>
<li class="toctree-l1"><a class="reference internal" href="../demo_peripherals_uart_ioctl/uart_ioctl.html">5. UART_ioctl</a></li>
<li class="toctree-l1"><a class="reference internal" href="../demo_protocols_http/http.html">6. Http client</a></li>
<li class="toctree-l1"><a class="reference internal" href="../demo_protocols_httpc/httpc.html">7. Httpc client</a></li>
<li class="toctree-l1"><a class="reference internal" href="../demo_storage_psm/psm.html">8. PSM</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../demo_wifi/wifi.html">12. WiFi</a></li>
<li class="toctree-l1 current"><a class="current reference internal" href="#">13. BLE</a><ul>
<li class="toctree-l2"><a class="reference internal" href="#id1">13.1. 总览</a></li>
<li class="toctree-l2"><a class="reference internal" href="#id2">13.2. 使用步骤</a></li>
<li class="toctree-l2"><a class="reference internal" href="#cli">13.3. Cli命令介绍</a><ul>
<li class="toctree-l3"><a class="reference internal" href="#ble-init">13.3.1. <code class="docutils literal notranslate"><span class="pre">ble_init</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-auth">13.3.2. <code class="docutils literal notranslate"><span class="pre">ble_auth</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-unpair">13.3.3. <code class="docutils literal notranslate"><span class="pre">ble_unpair</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-start-adv">13.3.4. <code class="docutils literal notranslate"><span class="pre">ble_start_adv</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-stop-adv">13.3.5. <code class="docutils literal notranslate"><span class="pre">ble_stop_adv</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-start-scan">13.3.6. <code class="docutils literal notranslate"><span class="pre">ble_start_scan</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-stop-scan">13.3.7. <code class="docutils literal notranslate"><span class="pre">ble_stop_scan</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-conn-update">13.3.8. <code class="docutils literal notranslate"><span class="pre">ble_conn_update</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-security">13.3.9. <code class="docutils literal notranslate"><span class="pre">ble_security</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-get-device-name">13.3.10. <code class="docutils literal notranslate"><span class="pre">ble_get_device_name</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-set-device-name">13.3.11. <code class="docutils literal notranslate"><span class="pre">ble_set_device_name</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-read-local-address">13.3.12. <code class="docutils literal notranslate"><span class="pre">ble_read_local_address</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-set-adv-channel">13.3.13. <code class="docutils literal notranslate"><span class="pre">ble_set_adv_channel</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-connect">13.3.14. <code class="docutils literal notranslate"><span class="pre">ble_connect</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-disconnect">13.3.15. <code class="docutils literal notranslate"><span class="pre">ble_disconnect</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-select-conn">13.3.16. <code class="docutils literal notranslate"><span class="pre">ble_select_conn</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-auth-cancel">13.3.17. <code class="docutils literal notranslate"><span class="pre">ble_auth_cancel</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-auth-passkey-confirm">13.3.18. <code class="docutils literal notranslate"><span class="pre">ble_auth_passkey_confirm</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-auth-pairing-confirm">13.3.19. <code class="docutils literal notranslate"><span class="pre">ble_auth_pairing_confirm</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-auth-passkey">13.3.20. <code class="docutils literal notranslate"><span class="pre">ble_auth_passkey</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-exchange-mtu">13.3.21. <code class="docutils literal notranslate"><span class="pre">ble_exchange_mtu</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-discover">13.3.22. <code class="docutils literal notranslate"><span class="pre">ble_discover</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-read">13.3.23. <code class="docutils literal notranslate"><span class="pre">ble_read</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-write">13.3.24. <code class="docutils literal notranslate"><span class="pre">ble_write</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-write-without-rsp">13.3.25. <code class="docutils literal notranslate"><span class="pre">ble_write_without_rsp</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-subscribe">13.3.26. <code class="docutils literal notranslate"><span class="pre">ble_subscribe</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-unsubscribe">13.3.27. <code class="docutils literal notranslate"><span class="pre">ble_unsubscribe</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-set-data-len">13.3.28. <code class="docutils literal notranslate"><span class="pre">ble_set_data_len</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-conn-info">13.3.29. <code class="docutils literal notranslate"><span class="pre">ble_conn_info</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-disable">13.3.30. <code class="docutils literal notranslate"><span class="pre">ble_disable</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="#ble-set-tx-pwr">13.3.31. <code class="docutils literal notranslate"><span class="pre">ble_set_tx_pwr</span></code></a></li>
</ul>
</li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="../demo_mesh/mesh.html">14. Mesh</a></li>
<li class="toctree-l1"><a class="reference internal" href="../demo_blsync_ble/blsync_ble.html">15. BLSYNC-BLE</a></li>
<li class="toctree-l1"><a class="reference internal" href="../sdk_app_easyflash_boottimes/easyflash_boottimes.html">16. Easyflash4 boot times</a></li>
</ul>
<p class="caption"><span class="caption-text">Components</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="../../Components/arch.html">1. arch</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/Command_line/helper.html">2. helper</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/Command_line/aos_cli.html">3. cli</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/Hal_drv/gpio.html">4. GPIO</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/Middleware/bloop/bloop.html">5. BLOOP</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/Middleware/blsync/blsync.html">6. BLSYNC</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/Middleware/dts/devicetree.html">7. device tree</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/Middleware/log/blog.html">8. blog</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/Middleware/security/security.html">9. Security</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/Middleware/vfs/vfs.html">10. AOS VFS</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/Middleware/yloop/yloop.html">11. yloop</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/Network/httpc/httpc.html">12. HTTPC</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../../Components/Network/tls/tls.html">14. TLS</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/BLE/provision_WiFi/provision_WiFi.html">15. Provision_WiFi</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/BLE/mesh/mesh.html">16. Mesh</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../Components/BLE/ble_stack/ble_stack.html">17. BLE</a></li>
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<p class="caption"><span class="caption-text">API</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="../../API/sys/cronalarms.html">1. cronalarms</a></li>
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<li><span class="section-number">13. </span>BLE</li>
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<div class="section" id="ble">
<span id="ble-index"></span><h1><span class="section-number">13. </span>BLE<a class="headerlink" href="#ble" title="永久链接至标题"></a></h1>
<div class="section" id="id1">
<h2><span class="section-number">13.1. </span>总览<a class="headerlink" href="#id1" title="永久链接至标题"></a></h2>
<p>本示例主要介绍如何使用ble。</p>
</div>
<div class="section" id="id2">
<h2><span class="section-number">13.2. </span>使用步骤<a class="headerlink" href="#id2" title="永久链接至标题"></a></h2>
<ul>
<li><p>编译 <code class="docutils literal notranslate"><span class="pre">customer_app/bl602_demo_event</span></code><code class="docutils literal notranslate"><span class="pre">customer_app/bl702_demo_event</span></code> 工程并下载工程;</p></li>
<li><p>使用 <code class="docutils literal notranslate"><span class="pre">stack_ble</span></code> 命令初始化ble打印的部分log如下。</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image15.png" />
</div>
</div></blockquote>
</li>
<li><p>依次使用 <code class="docutils literal notranslate"><span class="pre">ble_init</span></code><code class="docutils literal notranslate"><span class="pre">ble_auth</span></code> 进行相关的初始化;</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image24.png" />
</div>
<div class="figure align-default">
<img alt="" src="../../_images/image33.png" />
</div>
</div></blockquote>
</li>
<li><p>使用 <code class="docutils literal notranslate"><span class="pre">ble_start_adv</span> <span class="pre">0</span> <span class="pre">0</span> <span class="pre">0x80</span> <span class="pre">0x80</span></code> 命令开启ble。</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image42.png" />
</div>
</div></blockquote>
</li>
<li><p>用户可以通过手机app <code class="docutils literal notranslate"><span class="pre">Ble</span> <span class="pre">connect</span></code> scan附近的蓝牙找到我们的设备并连接。</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image51.png" />
</div>
<div class="figure align-default">
<img alt="" src="../../_images/image6.png" />
</div>
</div></blockquote>
</li>
<li><p>使用 <code class="docutils literal notranslate"><span class="pre">ble_conn_update</span> <span class="pre">0x6</span> <span class="pre">0x6</span> <span class="pre">0x0</span> <span class="pre">0x1f4</span></code> 更新连接参数。</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image7.png" />
</div>
</div></blockquote>
</li>
<li><p>SMP配对过程由于security level不同调用的命令也不相同下面介绍level为2或者3的情况</p></li>
</ul>
<blockquote>
<div><ul>
<li><p>连接成功后使用 <code class="docutils literal notranslate"><span class="pre">ble_security</span> <span class="pre">2</span></code> 进行SMP过程。</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image8.png" />
</div>
</div></blockquote>
<ul>
<li><p>在串口打印出 <code class="docutils literal notranslate"><span class="pre">Confirm</span> <span class="pre">passkey</span> <span class="pre">for</span> <span class="pre">xx:xx:xx:xx:xx:xx</span> <span class="pre">(public)</span></code> ,输入 <code class="docutils literal notranslate"><span class="pre">ble_auth_pairing_confirm</span></code> 命令进行配对回复打印的部分log如下。</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image231.png" />
</div>
</div></blockquote>
</li>
<li><p>在串口打印出 <code class="docutils literal notranslate"><span class="pre">Bonded</span> <span class="pre">with</span> <span class="pre">xx:xx:xx:xx:xx:xx</span> <span class="pre">(public)</span></code> ,表明SMP配对成功。</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image10.png" />
</div>
</div></blockquote>
</li>
</ul>
</li>
<li><p>连接成功后使用 <code class="docutils literal notranslate"><span class="pre">ble_security</span> <span class="pre">3</span></code> 进行SMP过程。</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image36.png" />
</div>
</div></blockquote>
<ul>
<li><p>在串口打印出 <code class="docutils literal notranslate"><span class="pre">Confirm</span> <span class="pre">passkey</span> <span class="pre">for</span> <span class="pre">xx:xx:xx:xx:xx:xx</span> <span class="pre">(public)xxxxxx</span></code> ,输入 <code class="docutils literal notranslate"><span class="pre">ble_auth_passkey_confirm</span></code> 命令进行配对回复打印的部分log如下。</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image37.png" />
</div>
</div></blockquote>
</li>
<li><p>在串口打印出 <code class="docutils literal notranslate"><span class="pre">Bonded</span> <span class="pre">with</span> <span class="pre">xx:xx:xx:xx:xx:xx</span> <span class="pre">(public)</span></code> ,表明SMP配对成功。</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image38.png" />
</div>
</div></blockquote>
</li>
</ul>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="cli">
<h2><span class="section-number">13.3. </span>Cli命令介绍<a class="headerlink" href="#cli" title="永久链接至标题"></a></h2>
<div class="section" id="ble-init">
<h3><span class="section-number">13.3.1. </span><code class="docutils literal notranslate"><span class="pre">ble_init</span></code><a class="headerlink" href="#ble-init" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能ble通用初始化在所有ble cli操作前需要先输入该命令</p></li>
<li><p>参数:无</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_init</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image24.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-auth">
<h3><span class="section-number">13.3.2. </span><code class="docutils literal notranslate"><span class="pre">ble_auth</span></code><a class="headerlink" href="#ble-auth" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能注册SMP接口函数</p></li>
<li><p>参数:无</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_auth</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image33.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-unpair">
<h3><span class="section-number">13.3.3. </span><code class="docutils literal notranslate"><span class="pre">ble_unpair</span></code><a class="headerlink" href="#ble-unpair" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul class="simple">
<li><p>命令功能清除配对key</p></li>
<li><p>第一个参数表示设备地址类型</p></li>
</ul>
<blockquote>
<div><ul class="simple">
<li><p>0设备表示public地址类型</p></li>
<li><p>1表示设备地址为random类型</p></li>
<li><p>2表示设备地址为可解析的地址或者Public地址</p></li>
<li><p>3表示设备地址为可解析的地址或者random地址</p></li>
</ul>
</div></blockquote>
<ul>
<li><p>第二个参数代表设备地址高字节在前低字节在后如果为0代表清除所有设备的key</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_unpair</span> <span class="pre">0</span> <span class="pre">0</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image211.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-start-adv">
<h3><span class="section-number">13.3.4. </span><code class="docutils literal notranslate"><span class="pre">ble_start_adv</span></code><a class="headerlink" href="#ble-start-adv" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul class="simple">
<li><p>命令功能表示:开启广播</p></li>
<li><p>第一个参数表示广播类型</p></li>
</ul>
<blockquote>
<div><ul class="simple">
<li><p>0adv_ind 可连接可被扫描;</p></li>
<li><p>1adv_scan_ind 不可被连接可被扫描;</p></li>
<li><p>2adv_nonconn_ind 不可被连接不可被扫描;</p></li>
<li><p>3adv_direct_ind 可被指定的设备连接不可被扫描</p></li>
</ul>
</div></blockquote>
<ul class="simple">
<li><p>第二个参数表示广播模式</p></li>
</ul>
<blockquote>
<div><ul class="simple">
<li><p>0General discoverable;</p></li>
<li><p>1non discoverable;</p></li>
<li><p>2limit discoverable;</p></li>
</ul>
</div></blockquote>
<ul>
<li><p>第三个参数表示广播间隙最小值,其计算方式为 0.625ms * N,范围应在20 ms to 10.24 s之间</p></li>
<li><p>第四个参数表示广播间隙最大值,其计算方式为 0.625ms * N,范围应在20 ms to 10.24 s之间</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_start_adv</span> <span class="pre">0</span> <span class="pre">0</span> <span class="pre">0x80</span> <span class="pre">0x80</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image42.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-stop-adv">
<h3><span class="section-number">13.3.5. </span><code class="docutils literal notranslate"><span class="pre">ble_stop_adv</span></code><a class="headerlink" href="#ble-stop-adv" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能停止ADV广播</p></li>
<li><p>参数:无</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_stop_adv</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image17.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-start-scan">
<h3><span class="section-number">13.3.6. </span><code class="docutils literal notranslate"><span class="pre">ble_start_scan</span></code><a class="headerlink" href="#ble-start-scan" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul class="simple">
<li><p>命令功能:表示扫描广播设备</p></li>
<li><p>第一个参数表示扫描类型</p></li>
</ul>
<blockquote>
<div><ul class="simple">
<li><p>0表示scan passive type只监听广播数据</p></li>
<li><p>1表示scan active,不仅监听当满足条件还会发scan_req包</p></li>
</ul>
</div></blockquote>
<ul class="simple">
<li><p>第二个参数表示过滤设备广播包</p></li>
</ul>
<blockquote>
<div><ul class="simple">
<li><p>0表示不启用重复过滤</p></li>
<li><p>1表示启用重复过滤</p></li>
<li><p>2仅仅接收白名单列表发起的广播和scan response包除了指定连接地址不是自己的adv_direct_ind广播包</p></li>
<li><p>4使用扩展过滤策略过滤设备</p></li>
</ul>
</div></blockquote>
<ul>
<li><p>第三个参数表示扫描间隙,其计算方式为 0.625ms * N,范围在2.5 ms to 10.24 s之间,其应该大于等于扫描窗口</p></li>
<li><p>第四个参数表示扫描窗口,其计算方式为 0.625ms * N,范围在2.5 ms to 10.24 s之间,其应该小于等于扫描间隙</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_start_scan</span> <span class="pre">0</span> <span class="pre">0</span> <span class="pre">0x80</span> <span class="pre">0x40</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image111.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-stop-scan">
<h3><span class="section-number">13.3.7. </span><code class="docutils literal notranslate"><span class="pre">ble_stop_scan</span></code><a class="headerlink" href="#ble-stop-scan" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能:停止扫描</p></li>
<li><p>参数:无</p></li>
<li><p>示例系统进入SCAN后输入命令 <code class="docutils literal notranslate"><span class="pre">ble_stop_scan</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image141.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-conn-update">
<h3><span class="section-number">13.3.8. </span><code class="docutils literal notranslate"><span class="pre">ble_conn_update</span></code><a class="headerlink" href="#ble-conn-update" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能:表示更新连接参数</p></li>
<li><p>第一个参数表示连接间隙的最小值,其计算方式为 N * 1.25 ms,其范围在7.5 ms to 4 s</p></li>
<li><p>第二个参数表示连接间隙的最大值,其计算方式为 N * 1.25 ms,其范围在7.5 ms to 4 s</p></li>
<li><p>第三个参数表示从设备时延多少个连接事件范围是0~499,比如该值设置为1表明延时一个事件的时间进行数据交互作用是降低交互频率更省电</p></li>
<li><p>第四个参数表示连接超时时间,计算方式 N * 10 ms,范围是100 ms to 32 s</p></li>
<li><p>示例:连接成功后,输入命令 <code class="docutils literal notranslate"><span class="pre">ble_conn_update</span> <span class="pre">0x28</span> <span class="pre">0x28</span> <span class="pre">0x0</span> <span class="pre">0xf4</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image7.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-security">
<h3><span class="section-number">13.3.9. </span><code class="docutils literal notranslate"><span class="pre">ble_security</span></code><a class="headerlink" href="#ble-security" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul class="simple">
<li><p>命令功能设置SMP的加密等级</p></li>
<li><p>第一个参数表示加密等级总共有5个等级</p></li>
</ul>
<blockquote>
<div><ul>
<li><p>0仅用于BR/EDR比如SDP服务;</p></li>
<li><p>1表示不需要加密不需要认证的过程;</p></li>
<li><p>2表示需要加密不需要认证的过程</p></li>
<li><p>3表示需要加密和认证比如双方需要输入PIN码</p></li>
<li><p>4表示需要加密和认证通过128bit的key</p></li>
<li><p>示例:连接成功后,输入命令 <code class="docutils literal notranslate"><span class="pre">ble_security</span> <span class="pre">2</span></code></p>
<div class="figure align-default">
<img alt="" src="../../_images/image8.png" />
</div>
</li>
</ul>
</div></blockquote>
</div></blockquote>
</div>
<div class="section" id="ble-get-device-name">
<h3><span class="section-number">13.3.10. </span><code class="docutils literal notranslate"><span class="pre">ble_get_device_name</span></code><a class="headerlink" href="#ble-get-device-name" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能:获取本地设备名称</p></li>
<li><p>参数:无</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_get_device_name</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image121.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-set-device-name">
<h3><span class="section-number">13.3.11. </span><code class="docutils literal notranslate"><span class="pre">ble_set_device_name</span></code><a class="headerlink" href="#ble-set-device-name" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能:设置本地设备名称</p></li>
<li><p>参数:需要设置的设备名字</p></li>
<li><p>参数:无</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_set_device_name</span> <span class="pre">bl602</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image131.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-read-local-address">
<h3><span class="section-number">13.3.12. </span><code class="docutils literal notranslate"><span class="pre">ble_read_local_address</span></code><a class="headerlink" href="#ble-read-local-address" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能:读取本地设备地址</p></li>
<li><p>参数:无</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_read_local_address</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image151.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-set-adv-channel">
<h3><span class="section-number">13.3.13. </span><code class="docutils literal notranslate"><span class="pre">ble_set_adv_channel</span></code><a class="headerlink" href="#ble-set-adv-channel" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能设置ADV通道</p></li>
<li><p>参数需要设定的ADV通道数其值范围为1-7参数大小为1bytebit0代表通道37bit1代表通道38bit2代表通道39</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_set_adv_channel</span> <span class="pre">4</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image16.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-connect">
<h3><span class="section-number">13.3.14. </span><code class="docutils literal notranslate"><span class="pre">ble_connect</span></code><a class="headerlink" href="#ble-connect" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul class="simple">
<li><p>命令功能:连接指定地址的设备</p></li>
<li><p>第一个参数表示设备地址类型</p></li>
</ul>
<blockquote>
<div><ul class="simple">
<li><p>0设备表示public地址类型</p></li>
<li><p>1表示设备地址为random类型</p></li>
<li><p>2表示设备地址为可解析的地址或者Public地址</p></li>
<li><p>3表示设备地址为可解析的地址或者random地址</p></li>
</ul>
</div></blockquote>
<ul>
<li><p>第二个参数代表设备地址,高字节在前低字节在后</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_connect</span> <span class="pre">0</span> <span class="pre">18B905DE96E0</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image18.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-disconnect">
<h3><span class="section-number">13.3.15. </span><code class="docutils literal notranslate"><span class="pre">ble_disconnect</span></code><a class="headerlink" href="#ble-disconnect" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul class="simple">
<li><p>命令功能:断开指定地址的设备的连接</p></li>
<li><p>第一个参数表示设备地址类型</p></li>
</ul>
<blockquote>
<div><ul class="simple">
<li><p>0设备表示public地址类型</p></li>
<li><p>1表示设备地址为random类型</p></li>
<li><p>2表示设备地址为可解析的地址或者Public地址</p></li>
<li><p>3表示设备地址为可解析的地址或者random地址</p></li>
</ul>
</div></blockquote>
<ul>
<li><p>第二个参数代表设备地址,高字节在前低字节在后</p></li>
<li><p>示例:连接成功后,输入命令 <code class="docutils literal notranslate"><span class="pre">ble_disconnect</span> <span class="pre">0</span> <span class="pre">18B905DE96E0</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image19.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-select-conn">
<h3><span class="section-number">13.3.16. </span><code class="docutils literal notranslate"><span class="pre">ble_select_conn</span></code><a class="headerlink" href="#ble-select-conn" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul class="simple">
<li><p>命令功能:多个连接中,将某一个连接对象设置为当前连接对象</p></li>
<li><p>第一个参数表示设备地址类型</p></li>
</ul>
<blockquote>
<div><ul class="simple">
<li><p>0设备表示public地址类型</p></li>
<li><p>1表示设备地址为random类型</p></li>
<li><p>2表示设备地址为可解析的地址或者Public地址</p></li>
<li><p>3表示设备地址为可解析的地址或者random地址</p></li>
</ul>
</div></blockquote>
<ul>
<li><p>第二个参数代表设备地址,高字节在前低字节在后</p></li>
<li><p>示例:多个设备连接成功后,输入命令 <code class="docutils literal notranslate"><span class="pre">ble_select_conn</span> <span class="pre">1</span> <span class="pre">5F10546C8D83</span></code>将选定的连接对象设置为当前连接对象后续的ble_read等操作将会作用在该连接上</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image20.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-auth-cancel">
<h3><span class="section-number">13.3.17. </span><code class="docutils literal notranslate"><span class="pre">ble_auth_cancel</span></code><a class="headerlink" href="#ble-auth-cancel" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能:取消加密认证过程</p></li>
<li><p>参数:无</p></li>
<li><p>示例当在SMP过程中输入命令 <code class="docutils literal notranslate"><span class="pre">ble_auth_cancel</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image221.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-auth-passkey-confirm">
<h3><span class="section-number">13.3.18. </span><code class="docutils literal notranslate"><span class="pre">ble_auth_passkey_confirm</span></code><a class="headerlink" href="#ble-auth-passkey-confirm" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能接收到passkey后回复远端并且对端设备在配对过程中也有显示该passkey 例如:配对过程本地打印 Confirm passkey for 48:95:E6:73:1C:1A (random): 745491
;可发送该函数进行回复</p></li>
<li><p>参数:无</p></li>
<li><p>示例当在SMP过程中对应security level为3需要输入命令 <code class="docutils literal notranslate"><span class="pre">ble_auth_passkey_confirm</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image9.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-auth-pairing-confirm">
<h3><span class="section-number">13.3.19. </span><code class="docutils literal notranslate"><span class="pre">ble_auth_pairing_confirm</span></code><a class="headerlink" href="#ble-auth-pairing-confirm" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能:接收到远端配对请求,用此函数回复远端配对请求,例如:配对过程本地打印 Confirm pairing for 00:1B:DC:F2:20:E9 (public)
;可发送该函数进行回复</p></li>
<li><p>参数:无</p></li>
<li><p>示例当在SMP过程中对应的security level为2输入命令 <code class="docutils literal notranslate"><span class="pre">ble_auth_pairing_confirm</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image231.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-auth-passkey">
<h3><span class="section-number">13.3.20. </span><code class="docutils literal notranslate"><span class="pre">ble_auth_passkey</span></code><a class="headerlink" href="#ble-auth-passkey" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能请求输入passkey</p></li>
<li><p>参数passkey值其范围为0-999999</p></li>
<li><p>示例当用ble_security 3命令进行配对且SMP配对方法为PASSKEY_INPUT代码中实现方法用ble_auth注册smp接口函数时在数据结构bt_conn_auth_cb中将函数passkey_entry填充passkey_display与passkey_confirm不填充其它接口函数默认即可串口将打印出Enter passkey for XX:XX:XX:XX:XX:XX (public),此时输入命令 <code class="docutils literal notranslate"><span class="pre">ble_auth_passkey</span> <span class="pre">111111</span></code> 完成配对</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image241.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-exchange-mtu">
<h3><span class="section-number">13.3.21. </span><code class="docutils literal notranslate"><span class="pre">ble_exchange_mtu</span></code><a class="headerlink" href="#ble-exchange-mtu" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能交换mtu大小</p></li>
<li><p>参数: 无</p></li>
<li><p>示例:连接成功后,输入命令 <code class="docutils literal notranslate"><span class="pre">ble_exchange_mtu</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image25.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-discover">
<h3><span class="section-number">13.3.22. </span><code class="docutils literal notranslate"><span class="pre">ble_discover</span></code><a class="headerlink" href="#ble-discover" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul class="simple">
<li><p>命令功能:查询指定的服务或特性</p></li>
<li><p>第一个参数表示需要查询的类型</p></li>
</ul>
<blockquote>
<div><ul class="simple">
<li><p>0primary</p></li>
<li><p>1secondary</p></li>
<li><p>2include</p></li>
<li><p>3Characteristic</p></li>
<li><p>4Descriptor</p></li>
</ul>
</div></blockquote>
<ul>
<li><p>第二个参数表示2BYTES的uuid</p></li>
<li><p>第三个参数表示起始句柄占2BYTES</p></li>
<li><p>第四个参数表示结束句柄占2BYTES</p></li>
<li><p>示例:连接成功后,输入命令 <code class="docutils literal notranslate"><span class="pre">ble_discover</span> <span class="pre">0</span> <span class="pre">0x1800</span> <span class="pre">0x1</span> <span class="pre">0xffff</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image26.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-read">
<h3><span class="section-number">13.3.23. </span><code class="docutils literal notranslate"><span class="pre">ble_read</span></code><a class="headerlink" href="#ble-read" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能:读取指定句柄的数据</p></li>
<li><p>第一个参数表示句柄</p></li>
<li><p>第二个参数表示偏移量</p></li>
<li><p>示例:连接成功后,输入命令 <code class="docutils literal notranslate"><span class="pre">ble_read</span> <span class="pre">0x5</span> <span class="pre">0</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image27.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-write">
<h3><span class="section-number">13.3.24. </span><code class="docutils literal notranslate"><span class="pre">ble_write</span></code><a class="headerlink" href="#ble-write" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能:指定句柄写入相应的数据</p></li>
<li><p>第一个参数表示句柄占2bytes</p></li>
<li><p>第二个参数表示偏移量占2bytes</p></li>
<li><p>第三个参数表示数据长度占2bytes,最大不超过512</p></li>
<li><p>第四个参数表示需要写入的数据</p></li>
<li><p>示例连接成功后写入2个字节的数据命令为 <code class="docutils literal notranslate"><span class="pre">ble_write</span> <span class="pre">0xf</span> <span class="pre">0</span> <span class="pre">2</span> <span class="pre">0102</span></code>,其中01为一个byte02为一个byte</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image28.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-write-without-rsp">
<h3><span class="section-number">13.3.25. </span><code class="docutils literal notranslate"><span class="pre">ble_write_without_rsp</span></code><a class="headerlink" href="#ble-write-without-rsp" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul class="simple">
<li><p>命令功能:指定句柄写入相应的数据并且不需要回复</p></li>
<li><p>第一参数表示是否启动sign write命令</p></li>
</ul>
<blockquote>
<div><ul class="simple">
<li><p>0不使能sign write命令</p></li>
<li><p>1使能sign write命令</p></li>
</ul>
</div></blockquote>
<ul>
<li><p>第二个参数表示句柄占2bytes</p></li>
<li><p>第三个参数表示数据的长度占2bytes最大不超过512</p></li>
<li><p>第四个参数表示写入的数据</p></li>
<li><p>示例连接成功后写入2个字节的数据命令为 <code class="docutils literal notranslate"><span class="pre">ble_write_without_rsp</span> <span class="pre">0</span> <span class="pre">0xf</span> <span class="pre">2</span> <span class="pre">0102</span></code>其中01为一个byte02为一个byte</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image29.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-subscribe">
<h3><span class="section-number">13.3.26. </span><code class="docutils literal notranslate"><span class="pre">ble_subscribe</span></code><a class="headerlink" href="#ble-subscribe" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul class="simple">
<li><p>命令功能订阅CCC</p></li>
<li><p>第一个参数表示CCC句柄</p></li>
<li><p>第二个参数表示订阅值的句柄</p></li>
<li><p>第三个参数表示订阅类型</p></li>
</ul>
<blockquote>
<div><ul class="simple">
<li><p>1表示notification</p></li>
<li><p>2表示indication</p></li>
</ul>
</div></blockquote>
<ul>
<li><p>示例:连接成功后,输入命令 <code class="docutils literal notranslate"><span class="pre">ble_subscribe</span> <span class="pre">0xf</span> <span class="pre">0xd</span> <span class="pre">0x1</span></code>表示使能CCC的notification</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image30.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-unsubscribe">
<h3><span class="section-number">13.3.27. </span><code class="docutils literal notranslate"><span class="pre">ble_unsubscribe</span></code><a class="headerlink" href="#ble-unsubscribe" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能取消订阅CCC</p></li>
<li><p>参数:无</p></li>
<li><p>示例:输入命令 <code class="docutils literal notranslate"><span class="pre">ble_unsubscribe</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image311.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-set-data-len">
<h3><span class="section-number">13.3.28. </span><code class="docutils literal notranslate"><span class="pre">ble_set_data_len</span></code><a class="headerlink" href="#ble-set-data-len" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能设置pdu数据长度</p></li>
<li><p>第一个参数表示有效荷载传输的最大值,范围为0x001B - 0x00FB</p></li>
<li><p>第二个参数表示有效荷载传输的最大时间,范围值为0x0148 - 0x4290</p></li>
<li><p>示例:当连接成功后,发送命令 <code class="docutils literal notranslate"><span class="pre">ble_set_data_len</span> <span class="pre">0xfb</span> <span class="pre">0x0848</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image321.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-conn-info">
<h3><span class="section-number">13.3.29. </span><code class="docutils literal notranslate"><span class="pre">ble_conn_info</span></code><a class="headerlink" href="#ble-conn-info" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能:获取所有的连接信息</p></li>
<li><p>参数:无</p></li>
<li><p>示例:当连接成功后,发送命令 <code class="docutils literal notranslate"><span class="pre">ble_conn_info</span></code> ,获取已连接的设备</p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image331.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-disable">
<h3><span class="section-number">13.3.30. </span><code class="docutils literal notranslate"><span class="pre">ble_disable</span></code><a class="headerlink" href="#ble-disable" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能注销BLE</p></li>
<li><p>参数:无</p></li>
<li><p>示例当无scan/adv/connect事件发送命令 <code class="docutils literal notranslate"><span class="pre">ble_disable</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image34.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
<div class="section" id="ble-set-tx-pwr">
<h3><span class="section-number">13.3.31. </span><code class="docutils literal notranslate"><span class="pre">ble_set_tx_pwr</span></code><a class="headerlink" href="#ble-set-tx-pwr" title="永久链接至标题"></a></h3>
<blockquote>
<div><ul>
<li><p>命令功能:设置发送功率</p></li>
<li><p>第一个参数表示设置功率值</p></li>
<li><p>示例:发送命令 <code class="docutils literal notranslate"><span class="pre">ble_set_tx_pwr</span> <span class="pre">0xa</span></code></p>
<blockquote>
<div><div class="figure align-default">
<img alt="" src="../../_images/image35.png" />
</div>
</div></blockquote>
</li>
</ul>
</div></blockquote>
</div>
</div>
</div>
</div>
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