常见泽1 发表于 2020-10-17 00:36

【AT-START-F403A测评】第3篇 F403A STOP模式电流测试

本帖最后由 常见泽1 于 2020-10-17 00:58 编辑

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<p style="text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">32<span style="font-family:宋体">位</span>MCU<span style="font-family:宋体">基本都是有低功耗模式,不管是休眠模式、停止模式还是待机模式,基本都是会有的。</span></span></span></p>

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<p style="text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">STOP<span style="font-family:宋体">模式简单介绍,深度睡眠模式基础上结合了外设的时钟控制机制,而在停止模式下一般会分为调压器运行或者低功耗的模式。此时在</span>1.2V<span style="font-family:宋体">供电区域的所有时钟全部停止,</span>systick<span style="font-family:宋体">除外,</span>PLL HIS<span style="font-family:宋体">和</span>HSE RC<span style="font-family:宋体">功能都被禁止,</span>SRAM<span style="font-family:宋体">和寄存器内容保存下来。</span></span></span></p>

<p style="text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif"><span style="font-family:宋体">在停止模式下,所有</span>IO<span style="font-family:宋体">口维持他们在运行时的状态。</span></span></span></p>

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<p style="text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif"><span style="font-family:宋体">个人还是比较关注一些芯片的性能,一般情况我都会看各个</span>IO<span style="font-family:宋体">口的电压参数、以及运行睡眠等电流参数。无意间翻看手册,看到</span>AT<span style="font-family:宋体">的</span>32<span style="font-family:宋体">单片机的</span>stop<span style="font-family:宋体">参数</span></span></span></p>

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<p style="text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif"><span style="font-family:宋体">这</span>M4<span style="font-family:宋体">的</span>STOP<span style="font-family:宋体">电流也太大了,平时一般用</span>M3<span style="font-family:宋体">比较多,一般也就几个</span>UA-20<span style="font-family:宋体">几个</span>Ua<span style="font-family:宋体">,这个也太夸张了,赶紧去翻</span>ST M4<span style="font-family:宋体">的参数</span></span></span></p>

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<p style="text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif"><span style="font-family:宋体">看来</span>M4<span style="font-family:宋体">的内核是电流会大一点,几百个</span>ua</span></span></p>

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<p style="text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif"><span style="font-family:宋体">准备实测一下</span>M4<span style="font-family:宋体">的</span>STOP<span style="font-family:宋体">电流</span></span></span></p>

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<p style="text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; RCC_APB1PeriphClockCmd(RCC_APB1PERIPH_PWR , ENABLE); ///&lt;Enable PWR and BKP clock</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">PWR_EnterSTOPMode(PWR_Regulator_ON, PWR_STOPEntry_WFI);///Request to enter STOP mode with regulator in low power mod</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif"><span style="font-family:宋体">但是开发板上面会有一些</span>LDO<span style="font-family:宋体">直接接是没法测试的,</span></span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif"><span style="font-family:宋体">把</span>R13 OR<span style="font-family:宋体">电阻去掉,直接给</span>VDD<span style="font-family:宋体">供电,另外把</span>U1<span style="font-family:宋体">芯片焊掉</span></span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif"><span style="font-family:宋体">测出来电流远远大于</span>1.4ma<span style="font-family:宋体">,达到</span>3Ma<span style="font-family:宋体">以上</span></span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif"><span style="font-family:宋体">有点不对,比手册里大了很多啊,继续看手册</span></span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">IO<span style="font-family:宋体">口没有配置</span></span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">void gpio_set()</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">{</span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_StructInit(&amp;GPIO_InitStructure);</span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp; &nbsp; &nbsp;&nbsp;</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">RCC_APB2PeriphClockCmd( RCC_APB2PERIPH_GPIOA|RCC_APB2PERIPH_GPIOB|RCC_APB2PERIPH_GPIOC|RCC_APB2PERIPH_GPIOD|RCC_APB2PERIPH_GPIOE, ENABLE );</span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; /*Configure the LED pin as ouput push-pull*/</span></span></p>

<p style="margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_StructInit(&amp;GPIO_InitStructure);</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Pins = GPIO_Pins_All;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_ANALOG</span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_Init(GPIOA, &amp;GPIO_InitStructure)</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /*Configure the LED pin as ouput push-pull*/</span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_StructInit(&amp;GPIO_InitStructure);</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Pins = GPIO_Pins_All;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_ANALOG;</span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_Init(GPIOB, &amp;GPIO_InitStructure)</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp; &nbsp;</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; /*Configure the LED pin as ouput push-pull*/</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_StructInit(&amp;GPIO_InitStructure);</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Pins = GPIO_Pins_All;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_ANALOG</span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_Init(GPIOC, &amp;GPIO_InitStructure);</span></span></p>

<p style="margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; /*Configure the LED pin as ouput push-pull*/</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_StructInit(&amp;GPIO_InitStructure)</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Pins = GPIO_Pins_All;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_ANALOG;</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_Init(GPIOD, &amp;GPIO_InitStructure);</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; /*Configure the LED pin as ouput push-pull*/</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_StructInit(&amp;GPIO_InitStructure);</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Pins = GPIO_Pins_All;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_ANALOG;</span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_Init(GPIOE, &amp;GPIO_InitStructure);</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_StructInit(&amp;GPIO_InitStructure);</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Pins = GPIO_Pins_13|GPIO_Pins_14|GPIO_Pins_15;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT_PP;</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPIO_Init(GPIOD, &amp;GPIO_InitStructure);</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">}</span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; RCC-&gt;AHBEN&nbsp;&nbsp;&nbsp; =&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; RCC-&gt;APB1EN&nbsp; =&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0;</span></span></p>

<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; RCC-&gt;APB2EN&nbsp; =&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0;</span></span></p>

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<p style="text-indent: 21pt; text-align: justify; margin-left: 40px;"><span style="font-size:10.5pt"><span style="font-family:Calibri,sans-serif"><span style="font-family:宋体">测试电流</span> 2m</span></span></p>

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okhxyyo 发表于 2020-10-19 10:08

<p><a href="https://bbs.eeworld.com.cn/thread-1143018-1-1.html" target="_blank">雅特力AT-START-F403A测评汇总</a></p>

<p>汇总贴:<a href="https://bbs.eeworld.com.cn/thread-1143018-1-1.html" target="_blank">https://bbs.eeworld.com.cn/thread-1143018-1-1.html</a></p>
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