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→红外接收的测试方法
<ol style="list-style-type: decimal;">
<li><p>首先在命令行中运行'''evtest'''命令，然后选择'''febf0030.pwm'''对应的设备序号</p>
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<p>orangepi@orangepi:~$ '''evtest'''</p>
<p>No device specified, trying to scan all of /dev/input/event*</p>
<p>Not running as root, no devices may be available.</p>
<p>Available devices:</p>
<p>'''<span style="color:#FF0000">/dev/input/event0: febf0030.pwm</span>'''</p>
<p>/dev/input/event1: rk805 pwrkey</p>
<p>/dev/input/event2: rockchip,dp0 rockchip,dp0</p>
<p>/dev/input/event10: SONiX USB Keyboard System Control</p>
<p>/dev/input/event11: PixArt USB Optical Mouse</p>
<p>Select the device event number [0-11]: '''<span style="color:#FF0000">0 #这里选择febf0030.pwm对应的序号</span>'''</p>
<p>Input driver version is 1.0.1</p>
<p>Input device ID: bus 0x19 vendor 0x524b product 0x6 version 0x100</p>
<p>Input device name: "febf0030.pwm"</p>
<p>Supported events:</p>
:<p>Event type 0 (EV_SYN)</p>:<p>Event type 1 (EV_KEY)</p>:<p>Event code 2 (KEY_1)</p>:<p>Event code 3 (KEY_2)</p>:<p>Event code 4 (KEY_3)</p>:<p>Event code 5 (KEY_4)</p>:<p>Event code 6 (KEY_5)</p>:<p>Event code 7 (KEY_6)</p>:<p>Event code 8 (KEY_7)</p>:<p>Event code 9 (KEY_8)</p>:<p>Event code 10 (KEY_9)</p>:<p>Event code 11 (KEY_0)</p>:<p>Event code 28 (KEY_ENTER)</p>:<p>Event code 102 (KEY_HOME)</p>:<p>Event code 103 (KEY_UP)</p>:<p>Event code 105 (KEY_LEFT)</p>:<p>Event code 106 (KEY_RIGHT)</p>:<p>Event code 108 (KEY_DOWN)</p>:<p>Event code 113 (KEY_MUTE)</p>:<p>Event code 114 (KEY_VOLUMEDOWN)</p>:<p>Event code 115 (KEY_VOLUMEUP)</p>:<p>Event code 116 (KEY_POWER)</p>:<p>Event code 139 (KEY_MENU)</p>:<p>Event code 143 (KEY_WAKEUP)</p>;<p>Event code 158 (KEY_BACK)</p>:<p>Event code 217 (KEY_SEARCH)</p>:<p>Event code 388 (KEY_TEXT)</p>
<p>Properties:</p>
<p>Testing ... (interrupt to exit)</p>|}</li>
<li><p>然后需要准备一个下图所示的红外遥控器</p>
{| class="wikitable" style="background-color:#ffffdc;width:800px;" |-| <big><pstyle="color:#FF0000">'''注意：香橙派提供的Linux系统默认只支持香橙派提供的遥控器，电视或者空调的遥控器是不能用的。'''</p></big>|}
<div class="figure">
<p>[[File:media/image435.png|346x92px]]</p></li>
<li><p>然后就能看到'''evtest'''会打印接收到的键值了</p>
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<p>......</p>
:<p>Event code 217 (KEY_SEARCH)</p>:<p>Event code 388 (KEY_TEXT)</p>
<p>Properties:</p>
<p>Testing ... (interrupt to exit)</p>
<p>Event: time 1684152330.761986, -------------- SYN_REPORT ------------</p>
<p>Event: time 1684152330.944243, type 1 (EV_KEY), code 116 (KEY_POWER), value 0</p>
<p>Event: time 1684152330.944243, -------------- SYN_REPORT ------------</p>|}</li></ol>
<span id="rtc的使用方法"></span>
== RTC的使用方法 ==
