<div class="document"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">注：* 为必填项</p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="color: #0093e6;">请在报名阶段填写 ↓</span></strong></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">* 1、项目功能介绍</h3> <hr class="horizontal-splitline normal-bold-2"> <div class="lake-content"> <p id="u5e19d4c8" class="ne-p" style="margin: 0; padding: 0; min-height: 24px;"><span class="ne-text" style="font-size: 16px;">当有按键按下时，触发中断，此时结束睡眠模式，执行按键判断，获取温湿度并启动数码管进行显示；同时启动定时器中断，循环显示两次数据后再次进入睡眠，等待下次唤醒。</span></p> </div> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*2、项目属性</h3> <hr class="horizontal-splitline normal-bold-2">项目首次公开 <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">* 3、开源协议</h3> <hr class="horizontal-splitline normal-bold-2">Public Domain <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="color: #0093e6;">请在竞赛阶段填写 ↓</span></strong></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*4、硬件部分</h3> <hr class="horizontal-splitline normal-bold-2"><img src="//image.lceda.cn/oshwhub/a87dd7ba3d624d45a799e8a7bef61fca.png" alt="" width="1631" height="785"><br> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*5、软件部分</h3> <hr class="horizontal-splitline normal-bold-2"> <p>部分代码如下：</p> <p>/* 64Mhz时钟时，当ulCount为1，函数耗时3个时钟，延时=3*1/64us */<br>__asm void SysCtlDelay(unsigned long ulCount)<br>{<br>    SUBS r0,#1;<br>    BNE SysCtlDelay;<br>    BX lr;<br>}</p> <p>/*<br>    函数内容：数码管显示数据函数<br>    函数参数：uint8_t row----行号<br>                        uint8_t column-列号<br>                        uint8_t value--显示数据<br>    返回值：无<br>*/<br>void ShowNum(uint8_t row, uint8_t column, uint8_t value)<br>{<br>    if(row == 1)<br>    {<br>        switch(column)<br>        {<br>            case 1:    //如果是第一排第一个<br>                    SN74HC595_Send_Data(SN_DIG,0xFE);<br>                    SN74HC595_Send_Data(SN_LED1,sgh_value[value]);//显示值对应16进制数<br>                break;<br>            case 2:<br>                    SN74HC595_Send_Data(SN_DIG,0xFD);<br>                    SN74HC595_Send_Data(SN_LED1,(sgh_value[value]|0x80));<br>                break;<br>            case 3:<br>                    SN74HC595_Send_Data(SN_DIG,0xFB);<br>                    SN74HC595_Send_Data(SN_LED1,sgh_value[value]);<br>                break;<br>            default:<br>                break;<br>        }<br>        SysCtlDelay(1000);    //大致延时50us<br>        SN74HC595_Send_Data(SN_LED1,0x00);    //消影，防止错位<br>    }<br>    else<br>    {<br>        switch(column)<br>        {<br>            case 1:<br>                    SN74HC595_Send_Data(SN_DIG,0xF7);<br>                    SN74HC595_Send_Data(SN_LED2,sgh_value[value]);<br>                break;<br>            case 2:<br>                    SN74HC595_Send_Data(SN_DIG,0xEF);<br>                    SN74HC595_Send_Data(SN_LED2,(sgh_value[value]|0x80));<br>                break;<br>            case 3:<br>                    SN74HC595_Send_Data(SN_DIG,0xDF);<br>                    SN74HC595_Send_Data(SN_LED2,sgh_value[value]);<br>                break;<br>            default:<br>                break;<br>        }<br>        SysCtlDelay(1000);    //大致延时50us<br>        SN74HC595_Send_Data(SN_LED2,0x00);<br>    }<br>}</p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt pap-left-indent-1.6em" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*6、BOM清单</h3> <hr class="horizontal-splitline normal-bold-2"><img src="//image.lceda.cn/oshwhub/78b90e3ce8c54287a1c36ae085f48372.png" alt="" width="1428" height="420"> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*7、大赛LOGO验证</h3> <hr class="horizontal-splitline normal-bold-2"><img src="//image.lceda.cn/oshwhub/592fc46bad9140b5965a43e6b36dea8c.png" alt="" width="544" height="200"><br> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">* 8、演示您的项目并录制成视频上传</h3> <hr class="horizontal-splitline normal-bold-2"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><a href="/posts/de460543d4cf4dacb5f0326612455578" target="_blank">https://oshwhub.com/yg_test/sensor_temhum</a></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> </div>