2025-09-30 11:56:06 +08:00
<!DOCTYPE html> < html xmlns = "http://www.w3.org/1999/xhtml" xml:lang = "zh-cn" lang = "zh-cn" data-whc_version = "26.0" >
< head > < meta http-equiv = "Content-Type" content = "text/html; charset=UTF-8" / > < meta name = "viewport" content = "width=device-width, initial-scale=1.0" / > < meta http-equiv = "X-UA-Compatible" content = "IE=edge" / > < meta name = "description" content = "准备测试环境 硬件 开发板 USB 转串口的线缆 软件 PC 端的串口终端软件，用于 PC 和开发板进行串口通信 Luban-Lite 自带的 test_hrtimer 命令行工具 软件配置 在 SDK 根目录下执行 scons --menuconfig ，进入 menuconfig 的功能配置界面。 按如下选择，打开 test_hrtimer 命令行工具： Drivers options ..." / > < meta name = "DC.rights.owner" content = "(C) 版权 2025" / > < meta name = "copyright" content = "(C) 版权 2025" / > < meta name = "generator" content = "DITA-OT" / > < meta name = "DC.type" content = "concept" / > < meta name = "DC.relation" content = "../../../topics/sdk/hrtimer/hrtimer-user-guide.html" / > < meta name = "DC.relation" content = "../../../topics/sdk/hrtimer/hrtimer-debug_guide.html" / > < meta name = "DC.relation" content = "../../../topics/sdk/hrtimer/hrtimer-design_intro.html" / > < meta name = "DC.contributor" content = "yan.wang" / > < meta name = "DC.contributor" content = "yan.wang" / > < meta name = "DC.date.modified" content = "2024-01-15" / > < meta name = "DC.format" content = "HTML5" / > < meta name = "DC.identifier" content = "hrtimer_test_guide" / > < meta name = "DC.language" content = "zh-CN" / > < title > 测试指南< / title > <!-- Build number 2023110923. --> < meta name = "wh-path2root" content = "../../../" / > < meta name = "wh-toc-id" content = "hrtimer_test_guide-d5856e2841" / > < meta name = "wh-source-relpath" content = "topics/sdk/hrtimer/hrtimer-test_guide.dita" / > < meta name = "wh-out-relpath" content = "topics/sdk/hrtimer/hrtimer-test_guide.html" / >
< link rel = "stylesheet" type = "text/css" href = "../../../webhelp/app/commons.css?buildId=2023110923" / >
< link rel = "stylesheet" type = "text/css" href = "../../../webhelp/app/topic.css?buildId=2023110923" / >
< script src = "../../../webhelp/app/options/properties.js?buildId=20250121171154" > < / script >
< script src = "../../../webhelp/app/localization/strings.js?buildId=2023110923" > < / script >
< script src = "../../../webhelp/app/search/index/keywords.js?buildId=20250121171154" > < / script >
< script defer = "defer" src = "../../../webhelp/app/commons.js?buildId=2023110923" > < / script >
< script defer = "defer" src = "../../../webhelp/app/topic.js?buildId=2023110923" > < / script >
< link rel = "stylesheet" type = "text/css" href = "../../../webhelp/template/aic-styles-web.css?buildId=2023110923" / > < link rel = "stylesheet" type = "text/css" href = "../../../webhelp/template/notes.css?buildId=2023110923" / > < link rel = "stylesheet" type = "text/css" href = "../../../webhelp/template/aic-common.css?buildId=2023110923" / > < link rel = "stylesheet" type = "text/css" href = "../../../webhelp/template/aic-images.css?buildId=2023110923" / > < link rel = "stylesheet" type = "text/css" href = "../../../webhelp/template/footnote.css?buildId=2023110923" / > < link rel = "stylesheet" type = "text/css" href = "../../../webhelp/template/aic-web-watermark.css?buildId=2023110923" / > < link rel = "stylesheet" type = "text/css" href = "../../../webhelp/template/topic-body-list.css?buildId=2023110923" / > < / head >
< body id = "hrtimer_test_guide" class = "wh_topic_page frmBody" >
< a href = "#wh_topic_body" class = "sr-only sr-only-focusable" >
跳转到主要内容
< / a >
< header class = "navbar navbar-default wh_header" >
< div class = "container-fluid" >
< div class = "wh_header_flex_container navbar-nav navbar-expand-md navbar-dark" >
< div class = "wh_logo_and_publication_title_container" >
< div class = "wh_logo_and_publication_title" >
< a href = "http://www.artinchip.com" class = " wh_logo d-none d-sm-block " > < img src = "../../../company-logo-white.png" alt = "RTOS SDK 使用指南SDK 指南文件" / > < / a >
< div class = " wh_publication_title " > < a href = "../../../index.html" > < span class = "booktitle" > < span class = "ph mainbooktitle" > RTOS SDK 使用指南< / span > < span class = "ph booktitlealt" > SDK 指南文件< / span > < / span > < / a > < / div >
< / div >
< / div >
< div class = "wh_top_menu_and_indexterms_link collapse navbar-collapse" id = "wh_top_menu_and_indexterms_link" >
< / div >
< / div >
< / div >
< / header >
< div class = " wh_search_input navbar-form wh_topic_page_search search " role = "form" >
< form id = "searchForm" method = "get" role = "search" action = "../../../search.html" > < div > < input type = "search" placeholder = "搜索 " class = "wh_search_textfield" id = "textToSearch" name = "searchQuery" aria-label = "搜索查询" required = "required" / > < button type = "submit" class = "wh_search_button" aria-label = "搜索" > < span class = "search_input_text" > 搜索< / span > < / button > < / div > < / form >
< / div >
< div class = "container-fluid" id = "wh_topic_container" >
< div class = "row" >
< nav class = "wh_tools d-print-none navbar-expand-md" aria-label = "Tools" >
< div data-tooltip-position = "bottom" class = " wh_breadcrumb " > < ol class = "d-print-none" > < li > < span class = "home" > < a href = "../../../index.html" > < span > 主页< / span > < / a > < / span > < / li > < li > < div class = "topicref" data-id = "id" > < div class = "title" > < a href = "../../../topics/sdk/chapter-advanced-app.html" > 高级应用< / a > < div class = "wh-tooltip" > < p class = "shortdesc" > 系统、存储、多媒体、接口、安全等模块的详细配置和设计说明。< / p > < / div > < / div > < / div > < / li > < li > < div class = "topicref" data-id = "chapter-system" > < div class = "title" > < a href = "../../../topics/chapter-title/chapter-system.html" > 系统< / a > < div class = "wh-tooltip" > < p class = "shortdesc" > < / p > < / div > < / div > < / div > < / li > < li > < div class = "topicref" data-id = "id" > < div class = "title" > < a href = "../../../topics/sdk/hrtimer/hrtimer-user-guide.html" > HRTimer 使用指南< / a > < / div > < / div > < / li > < li class = "active" > < div class = "topicref" data-id = "hrtimer_test_guide" > < div class = "title" > < a href = "../../../topics/sdk/hrtimer/hrtimer-test_guide.html" > 测试指南< / a > < / div > < / div > < / li > < / ol > < / div >
< div class = "wh_right_tools" >
< button class = "wh_hide_highlight" aria-label = "切换搜索突出显示" title = "切换搜索突出显示" > < / button >
< button class = "webhelp_expand_collapse_sections" data-next-state = "collapsed" aria-label = "折叠截面" title = "折叠截面" > < / button >
< div class = " wh_navigation_links " > < span id = "topic_navigation_links" class = "navheader" >
< span class = "navprev" > < a class = "- topic/link link" href = "../../../topics/sdk/hrtimer/hrtimer-debug_guide.html" title = "调试指南" aria-label = "上一主题: 调试指南" rel = "prev" > < / a > < / span >
< span class = "navnext" > < a class = "- topic/link link" href = "../../../topics/sdk/hrtimer/hrtimer-design_intro.html" title = "设计说明" aria-label = "下一主题: 设计说明" rel = "next" > < / a > < / span > < / span > < / div >
< div class = " wh_print_link print d-none d-md-inline-block " > < button onClick = "window.print()" title = "打印此页" aria-label = "打印此页" > < / button > < / div >
< button type = "button" id = "wh_toc_button" class = "custom-toggler navbar-toggler collapsed wh_toggle_button navbar-light" aria-expanded = "false" aria-label = "Toggle publishing table of content" aria-controls = "wh_publication_toc" >
< span class = "navbar-toggler-icon" > < / span >
< / button >
< / div >
< / nav >
< / div >
< div class = "wh_content_area" >
< div class = "row" >
< nav id = "wh_publication_toc" class = "col-lg-3 col-md-3 col-sm-12 d-md-block d-none d-print-none" aria-label = "Table of Contents Container" >
< div id = "wh_publication_toc_content" >
< div class = " wh_publication_toc " data-tooltip-position = "right" > < span class = "expand-button-action-labels" > < span id = "button-expand-action" role = "button" aria-label = "Expand" > < / span > < span id = "button-collapse-action" role = "button" aria-label = "Collapse" > < / span > < span id = "button-pending-action" role = "button" aria-label = "Pending" > < / span > < / span > < ul role = "tree" aria-label = "Table of Contents" > < li role = "treeitem" > < div data-tocid = "revinfo_linux-d5856e989" class = "topicref" data-id = "revinfo_linux" data-state = "leaf" > < span role = "button" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/revinfo/revinfo_rtos.html" id = "revinfo_linux-d5856e989-link" > 修订记录< / a > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "id-d5856e1003" class = "topicref" data-id = "id" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action id-d5856e1003-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/env/sdk-compile.html" id = "id-d5856e1003-link" > SDK 编译< / a > < div class = "wh-tooltip" > < p class = "shortdesc" > 介绍不同编译环境下 SDK 的详细编译流程。< / p > < / div > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "id-d5856e1152" class = "topicref" data-id = "id" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action id-d5856e1152-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/advanced/sdk-usage.html" id = "id-d5856e1152-link" > 使用指南< / a > < div class = "wh-tooltip" > < p class = "shortdesc" > 系统镜像、编译选项、开发板、应用等相关的详细使用说明。< / p > < / div > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "concept_rcx_czh_pzb-d5856e1416" class = "topicref" data-id = "concept_rcx_czh_pzb" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action concept_rcx_czh_pzb-d5856e1416-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/chapter-app.html" id = "concept_rcx_czh_pzb-d5856e1416-link" > 应用场景< / a > < div class = "wh-tooltip" > < p class = "shortdesc" > 描述了 SDK 在不同应用场景中的配置和使用， < / p > < / div > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "id-d5856e2119" class = "topicref" data-id = "id" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action id-d5856e2119-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/peripheral/peripheral-intro.html" id = "id-d5856e2119-link" > 外设移植< / a > < div class = "wh-tooltip" > < p class = "shortdesc" > < span class = "ph" > CTP、U 盘、SD 卡、有线和无线网络< / span > 等外设的介绍和使用说明。< / p > < / div > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "id-d5856e2244" class = "topicref" data-id = "id" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action id-d5856e2244-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/bringup/chapter-bringup.html" id = "id-d5856e2244-link" > BringUp< / a > < div class = "wh-tooltip" > < p class = "shortdesc" > 在硬件上电后快速初始化系统，为操作系统的启动准备好必要的硬件环境。< / p > < / div > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "true" > < div data-tocid = "id-d5856e2345" class = "topicref" data-id = "id" data-state = "expanded" > < span role = "button" tabindex = "0" aria-labelledby = "button-collapse-action id-d5856e2345-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/chapter-advanced-app.html" id = "id-d5856e2345-link" > 高级应用< / a > < div class = "wh-tooltip" > < p class = "shortdesc" > 系统、存储、多媒体、接口、安全等模块的详细配置和设计说明。< / p > < / div > < / div > < / div > < ul role = "group" class = "navbar-nav nav-list" > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "_0-d5856e2360" class = "topicref" data-id = "_0" data-state = "not-ready" > < spa
< / div >
< / nav >
< div class = "col-lg-7 col-md-9 col-sm-12" id = "wh_topic_body" >
< button id = "wh_close_publication_toc_button" class = "close-toc-button d-none" aria-label = "Toggle publishing table of content" aria-controls = "wh_publication_toc" aria-expanded = "true" >
< span class = "close-toc-icon-container" >
< span class = "close-toc-icon" > < / span >
< / span >
< / button >
< button id = "wh_close_topic_toc_button" class = "close-toc-button d-none" aria-label = "Toggle topic table of content" aria-controls = "wh_topic_toc" aria-expanded = "true" >
< span class = "close-toc-icon-container" >
< span class = "close-toc-icon" > < / span >
< / span >
< / button >
< div class = " wh_topic_content body " > < main role = "main" > < article class = "- topic/topic concept/concept topic concept" role = "article" aria-labelledby = "ariaid-title1" > < span class = "edit-link" style = "font-size:12px; opacity:0.6; text-align:right; vertical-align:middle" > < a target = "_blank" href = "http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/hrtimer/hrtimer-test_guide.dita" > Edit online< / a > < / span > < h1 class = "- topic/title title topictitle1" id = "ariaid-title1" > 测试指南< / h1 > < div class = "date inPage" > 15 Jan 2024< / div > < div style = "color: gray;" >
Read time: 3 minute(s)
< / div > < div class = "- topic/body concept/conbody body conbody" > < section class = "- topic/section section" id = "hrtimer_test_guide__id2" data-ofbid = "hrtimer_test_guide__id2" > < h2 class = "- topic/title title sectiontitle" > 准备测试环境< / h2 >
< ul class = "- topic/ul ul" id = "hrtimer_test_guide__ul_bvn_nl5_cdc" data-ofbid = "hrtimer_test_guide__ul_bvn_nl5_cdc" > < li class = "- topic/li li" data-ofbid = "d193170e30__20250121171631" > < strong class = "+ topic/ph hi-d/b ph b" > 硬件< / strong > < ul class = "- topic/ul ul simple" id = "hrtimer_test_guide__ul_jnc_s3d_bdc" data-ofbid = "hrtimer_test_guide__ul_jnc_s3d_bdc" > < li class = "- topic/li li" data-ofbid = "d193170e34__20250121171631" >
< p class = "- topic/p p" data-ofbid = "d193170e36__20250121171631" > 开发板< / p >
< / li > < li class = "- topic/li li" data-ofbid = "d193170e39__20250121171631" >
< p class = "- topic/p p" data-ofbid = "d193170e41__20250121171631" > USB 转串口的线缆< / p >
< / li > < / ul > < / li > < li class = "- topic/li li" data-ofbid = "d193170e44__20250121171631" > < strong class = "+ topic/ph hi-d/b ph b" > 软件< / strong > < ul class = "- topic/ul ul simple" id = "hrtimer_test_guide__ul_knc_s3d_bdc" data-ofbid = "hrtimer_test_guide__ul_knc_s3d_bdc" > < li class = "- topic/li li" data-ofbid = "d193170e48__20250121171631" >
< p class = "- topic/p p" data-ofbid = "d193170e50__20250121171631" > PC 端的串口终端软件，用于 PC 和开发板进行串口通信< / p >
< / li > < li class = "- topic/li li" data-ofbid = "d193170e53__20250121171631" >
< p class = "- topic/p p" data-ofbid = "d193170e55__20250121171631" > < span class = "- topic/ph ph" > Luban-Lite< / span > 自带的 < code class = "+ topic/ph pr-d/codeph ph codeph" > test_hrtimer< / code > 命令行工具< / p >
< / li > < / ul > < / li > < / ul >
< / section > < section class = "- topic/section section" id = "hrtimer_test_guide__id5" data-ofbid = "hrtimer_test_guide__id5" > < h2 class = "- topic/title title sectiontitle" > 软件配置< / h2 >
< ol class = "- topic/ol ol" id = "hrtimer_test_guide__ol_oyl_244_tdc" data-ofbid = "hrtimer_test_guide__ol_oyl_244_tdc" > < li class = "- topic/li li" data-ofbid = "d193170e70__20250121171631" >
< p class = "- topic/p p" data-ofbid = "d193170e72__20250121171631" > 在 SDK 根目录下执行 < span class = "+ topic/keyword sw-d/cmdname keyword cmdname" > scons --menuconfig< / span > ，进入 menuconfig 的功能配置界面。< / p >
< / li > < li class = "- topic/li li" data-ofbid = "d193170e78__20250121171631" >
< div class = "- topic/p p" data-ofbid = "d193170e80__20250121171631" > 按如下选择，打开 < code class = "+ topic/ph pr-d/codeph ph codeph" > test_hrtimer< / code >
命令行工具：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_tsy_244_tdc" data-ofbid = "hrtimer_test_guide__codeblock_tsy_244_tdc" > Drivers options --->
Drivers examples --->
[*] Enable HRTimer driver test command< / pre > < / div >
< / li > < li class = "- topic/li li" data-ofbid = "d193170e88__20250121171631" >
< div class = "- topic/p p" data-ofbid = "d193170e90__20250121171631" > 保存配置后，退出 menuconfig
并在根目录下执行下列命令进行编译：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_tpp_l44_tdc" data-ofbid = "hrtimer_test_guide__codeblock_tpp_l44_tdc" > scons< / pre > < / div >
< p class = "- topic/p p" data-ofbid = "d193170e95__20250121171631" > 编译完成后，可以在终端中使用 < span class = "+ topic/keyword sw-d/cmdname keyword cmdname" > test_hrtimer< / span > 命令行工具。< / p >
< / li > < / ol >
< / section > < section class = "- topic/section section" id = "hrtimer_test_guide__section_kcv_cr4_tdc" data-ofbid = "hrtimer_test_guide__section_kcv_cr4_tdc" > < h2 class = "- topic/title title sectiontitle" > HRTimer 常见测试< / h2 >
< div class = "- topic/p p" data-ofbid = "d193170e107__20250121171631" > 使用 < span class = "+ topic/keyword sw-d/cmdname keyword cmdname" > test_hrtimer< / span > 命令分别创建和测试下列两类定时器：< div class = "- topic/note note note note_note" id = "hrtimer_test_guide__note_fky_jt4_tdc" data-ofbid = "hrtimer_test_guide__note_fky_jt4_tdc" > < span class = "note__title" > 注：< / span > 关于命令参数详细描述，可查看 < a class = "- topic/xref xref" href = "hrtimer-test_guide.html#hrtimer_test_guide__hrtimer" > test_hrtimer 参数详解< / a > 。< / div > < ul class = "- topic/ul ul" id = "hrtimer_test_guide__ul_pcr_4r4_tdc" data-ofbid = "hrtimer_test_guide__ul_pcr_4r4_tdc" > < li class = "- topic/li li" data-ofbid = "d193170e119__20250121171631" >
< div class = "- topic/p p" data-ofbid = "d193170e121__20250121171631" > 示例 1： < span class = "+ topic/keyword pr-d/parmname keyword parmname" > hrtime0< / span > ，超时时间为 2 秒 4
微秒。< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_xym_f45_cdc" data-ofbid = "hrtimer_test_guide__codeblock_xym_f45_cdc" > test_hrtimer -c < span class = "hl-number" > 0< / span > -s < span class = "hl-number" > 2< / span > -u < span class = "hl-number" > 4< / span > -d< / pre > < / div >
< div class = "- topic/p p" data-ofbid = "d193170e129__20250121171631" > 输出示例如下，表示创建成功：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_tmr_kl4_tdc" data-ofbid = "hrtimer_test_guide__codeblock_tmr_kl4_tdc" > hrtimer0: Create a timer of < span class = "hl-number" > 2.000004< / span > sec, Oneshot mode< / pre > < / div >
< div class = "- topic/p p" data-ofbid = "d193170e134__20250121171631" > 当计时器超时时，可以看到如下调试日志输出：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_t1p_ft4_tdc" data-ofbid = "hrtimer_test_guide__codeblock_t1p_ft4_tdc" > < span class = "hl-number" > 0< / span > /< span class = "hl-number" > 0< / span > hrtimer0 timeout callback! Elapsed < span class = "hl-number" > 2000012< / span > us< / pre > < / div >
< / li > < li class = "- topic/li li" data-ofbid = "d193170e139__20250121171631" >
< p class = "- topic/p p" data-ofbid = "d193170e141__20250121171631" > 示例 2： < span class = "+ topic/keyword pr-d/parmname keyword parmname" > HRTimer0< / span > ，超时时间为 3 秒 123
微秒，循环触发 19 次。< / p >
< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_ycq_345_cdc" data-ofbid = "hrtimer_test_guide__codeblock_ycq_345_cdc" > test_hrtimer -c < span class = "hl-number" > 0< / span > -s < span class = "hl-number" > 3< / span > -u < span class = "hl-number" > 123< / span > -d -m period< / pre >
< div class = "- topic/p p" data-ofbid = "d193170e150__20250121171631" > 输出示例如下，表示创建成功：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_lwx_ss4_tdc" data-ofbid = "hrtimer_test_guide__codeblock_lwx_ss4_tdc" > hrtimer0: Create a timer of < span class = "hl-number" > 3.000123< / span > sec, Period mode
Will loop < span class = "hl-number" > 19< / span > times< / pre > < / div >
< div class = "- topic/p p" data-ofbid = "d193170e155__20250121171631" > 当计时器每次超时时，调试日志输出如下所示：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_jp2_ct4_tdc" data-ofbid = "hrtimer_test_guide__codeblock_jp2_ct4_tdc" > < span class = "hl-number" > 0< / span > /< span class = "hl-number" > 19< / span > hrtimer0 timeout callback! Elapsed < span class = "hl-number" > 3000129< / span > us
< span class = "hl-number" > 1< / span > /< span class = "hl-number" > 19< / span > hrtimer0 timeout callback! Elapsed < span class = "hl-number" > 2995773< / span > us
...
< span class = "hl-number" > 19< / span > /< span class = "hl-number" > 19< / span > hrtimer0 timeout callback! Elapsed < span class = "hl-number" > 2995689< / span > us< / pre > < / div >
< p class = "- topic/p p" data-ofbid = "d193170e160__20250121171631" > 本循环计数模式示例仅供演示使用，在持续大约 60
秒后会自动停止定时器。在实际使用过程中，如果配置了循环输出模式，则会不断输出直至配置为其他模式。< / p >
< / li > < / ul > < div class = "- topic/note note note note_note" id = "hrtimer_test_guide__note_h1q_ws4_tdc" data-ofbid = "hrtimer_test_guide__note_h1q_ws4_tdc" > < span class = "note__title" > 注：< / span >
< p class = "- topic/p p" data-ofbid = "d193170e165__20250121171631" > 示例中的运行 log 出现了一些误差，属于合理现象。这是因为 HRTimer 的精度是微秒级，因此 RTOS
的调度、调试信息输出都会干扰到定时器的精度。< / p >
< / div > < / div >
< / section > < section class = "- topic/section section" id = "hrtimer_test_guide__hrtimer" data-ofbid = "hrtimer_test_guide__hrtimer" > < h2 class = "- topic/title title sectiontitle" > test_hrtimer 参数详解< / h2 >
< div class = "- topic/p p" data-ofbid = "d193170e174__20250121171631" > 以下是一个 < span class = "+ topic/keyword sw-d/cmdname keyword cmdname" > test_hrtimer< / span > 命令示例，配置 HRTimer0 为循环自动计数模式，并设置超时时间为 1 秒 3
微秒：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_fkj_s44_tdc" data-ofbid = "hrtimer_test_guide__codeblock_fkj_s44_tdc" > test_hrtimer -m oneshot -c < span class = "hl-number" > 0< / span > -s < span class = "hl-number" > 2< / span > -u < span class = "hl-number" > 3< / span > < / pre > < / div >
< div class = "- topic/p p" data-ofbid = "d193170e182__20250121171631" > < span class = "+ topic/keyword sw-d/cmdname keyword cmdname" > test_hrtimer< / span >
命令参数解释及示例如下所示：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_jgb_dp4_tdc" data-ofbid = "hrtimer_test_guide__codeblock_jgb_dp4_tdc" > test_hrtimer < var class = "+ topic/keyword sw-d/varname keyword varname" > parameter< / var > < / pre > < ul class = "- topic/ul ul" id = "hrtimer_test_guide__ul_ctz_qg4_tdc" data-ofbid = "hrtimer_test_guide__ul_ctz_qg4_tdc" > < li class = "- topic/li li" data-ofbid = "d193170e191__20250121171631" > < code class = "+ topic/ph pr-d/codeph ph codeph" > -m < var class = "+ topic/keyword sw-d/varname keyword varname" > mode< / var > < / code > < div class = "- topic/p p" data-ofbid = "d193170e196__20250121171631" > 创建定时器类型，支持创建两类 Timer： < ul class = "- topic/ul ul arabic simple" id = "hrtimer_test_guide__ol_mnc_s3d_bdc" data-ofbid = "hrtimer_test_guide__ol_mnc_s3d_bdc" > < li class = "- topic/li li" data-ofbid = "d193170e199__20250121171631" >
< div class = "- topic/p p" data-ofbid = "d193170e201__20250121171631" > < code class = "+ topic/ph pr-d/codeph ph codeph" > oneshot< / code >
类型定时器：单次触发，默认值。< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_rnd_jp4_tdc" data-ofbid = "hrtimer_test_guide__codeblock_rnd_jp4_tdc" > -m oneshot< / pre > < / div >
< p class = "- topic/p p" data-ofbid = "d193170e208__20250121171631" > 只触发一次超时，随后 Timer 会被注销。适用于需要一次性触发的任务，例如超时报警、单次事件等。< / p >
< / li > < li class = "- topic/li li" data-ofbid = "d193170e211__20250121171631" >
< div class = "- topic/p p" data-ofbid = "d193170e213__20250121171631" > < code class = "+ topic/ph pr-d/codeph ph codeph" > period< / code >
类型定时器：循环触发< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_rql_jp4_tdc" data-ofbid = "hrtimer_test_guide__codeblock_rql_jp4_tdc" > -m period< / pre > < / div >
< p class = "- topic/p p" data-ofbid = "d193170e220__20250121171631" > 循环触发超时，适用于需要周期性触发的任务，例如心跳包发送、定时数据采集等。< / p >
< / li > < / ul > < / div > < / li > < li class = "- topic/li li" data-ofbid = "d193170e223__20250121171631" > < code class = "+ topic/ph pr-d/codeph ph codeph" > -c < var class = "+ topic/keyword sw-d/varname keyword varname" > HRTimer channel number< / var > < / code > : < p class = "- topic/p p" data-ofbid = "d193170e229__20250121171631" > 指定使用的
HRTimer 通道编号，可选参数范围是 < code class = "+ topic/ph pr-d/codeph ph codeph" > [0, 2]< / code > 。< / p > < p class = "- topic/p p" data-ofbid = "d193170e234__20250121171631" > 示例：< code class = "+ topic/ph pr-d/codeph ph codeph" > -c
0< / code > 或 < code class = "+ topic/ph pr-d/codeph ph codeph" > -c 2< / code > < / p > < / li > < li class = "- topic/li li" data-ofbid = "d193170e241__20250121171631" > < code class = "+ topic/ph pr-d/codeph ph codeph" > -s < var class = "+ topic/keyword sw-d/varname keyword varname" > second< / var > < / code > < p class = "- topic/p p" data-ofbid = "d193170e246__20250121171631" > 设置定时器的秒数，必须大于
0。< / p > 示例：< code class = "+ topic/ph pr-d/codeph ph codeph" > -s 1< / code > 。< / li > < li class = "- topic/li li" data-ofbid = "d193170e252__20250121171631" > < code class = "+ topic/ph pr-d/codeph ph codeph" > -u < var class = "+ topic/keyword sw-d/varname keyword varname" > microsecon< / var > < / code > < p class = "- topic/p p" data-ofbid = "d193170e257__20250121171631" > 设置定时器的微秒数，必须大于
0< / p > 示例：< code class = "+ topic/ph pr-d/codeph ph codeph" > -u 3< / code > 表示设置微秒数为 3。< / li > < li class = "- topic/li li" data-ofbid = "d193170e263__20250121171631" > < code class = "+ topic/ph pr-d/codeph ph codeph" > -d< / code > 或
< code class = "+ topic/ph pr-d/codeph ph codeph" > --debug< / code > < p class = "- topic/p p" data-ofbid = "d193170e269__20250121171631" > 显示超时日志，用于调试目的。< / p > < p class = "- topic/p p" data-ofbid = "d193170e271__20250121171631" > < span class = "+ topic/keyword sw-d/cmdname keyword cmdname" > test_hrtimer< / span >
命令默认不打印定时器的超时信息，需要使用 < span class = "+ topic/keyword pr-d/parmname keyword parmname" > -d< / span > 参数打开日志。< / p > < / li > < li class = "- topic/li li" data-ofbid = "d193170e278__20250121171631" >
< div class = "- topic/p p" data-ofbid = "d193170e280__20250121171631" > < code class = "+ topic/ph pr-d/codeph ph codeph" > h< / code > :
显示帮助信息。< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "hrtimer_test_guide__codeblock_w4h_yp4_tdc" data-ofbid = "hrtimer_test_guide__codeblock_w4h_yp4_tdc" > test_hrtimer -h
Usage: test_hrtimer [options]:
-m, --mode mode of timer, oneshot/period
-c, --channel the number of hrtimer [< span class = "hl-number" > 0< / span > , < span class = "hl-number" > 2< / span > ]
-s, --second the second of timer (must > < span class = "hl-number" > 0< / span > )
-u, --microsecond the microsecond of timer (must > < span class = "hl-number" > 0< / span > )
-d, --debug show the timeout log
-h, --usage< / pre > < / div >
< / li > < / ul > < / div >
< / section > < / div > < / article > < / main > < / div >
< / div >
< nav role = "navigation" id = "wh_topic_toc" aria-label = "On this page" class = "col-lg-2 d-none d-lg-block navbar d-print-none" >
< div id = "wh_topic_toc_content" >
< div class = " wh_topic_toc " > < div class = "wh_topic_label" > 在本页上< / div > < ul > < li class = "section-item" > < div class = "section-title" > < a href = "#hrtimer_test_guide__id2" data-tocid = "hrtimer_test_guide__id2" > 准备测试环境< / a > < / div > < / li > < li class = "section-item" > < div class = "section-title" > < a href = "#hrtimer_test_guide__id5" data-tocid = "hrtimer_test_guide__id5" > 软件配置< / a > < / div > < / li > < li class = "section-item" > < div class = "section-title" > < a href = "#hrtimer_test_guide__section_kcv_cr4_tdc" data-tocid = "hrtimer_test_guide__section_kcv_cr4_tdc" > HRTimer 常见测试< / a > < / div > < / li > < li class = "section-item" > < div class = "section-title" > < a href = "#hrtimer_test_guide__hrtimer" data-tocid = "hrtimer_test_guide__hrtimer" > test_hrtimer 参数详解< / a > < / div > < / li > < / ul > < / div >
< / div >
< / nav >
< / div >
< / div >
< / div >
< footer class = "navbar navbar-default wh_footer" >
< div class = " footer-container mx-auto " >
< title > footer def< / title >
< style > < ! - -
.p1 {
font-family: FangZhengShuSong, Times, serif;
}
.p2 {
font-family: Arial, Helvetica, sans-serif;
}
.p3 {
font-family: "Lucida Console", "Courier New", monospace;
}
-->< / style >
< div class = "webhelp.fragment.footer" >
< p class = "p1" > Copyright © 2019-2024 广东匠芯创科技有限公司. All rights reserved.< / p >
< / div > < div >
< div class = "generation_time" >
Update Time: 2025-01-21
< / div >
< / div >
< / div >
< / footer >
< div id = "go2top" class = "d-print-none" >
< span class = "oxy-icon oxy-icon-up" > < / span >
< / div >
< div id = "modal_img_large" class = "modal" >
< span class = "close oxy-icon oxy-icon-remove" > < / span >
< div id = "modal_img_container" > < / div >
< div id = "caption" > < / div >
< / div >
< script src = "${pd}/publishing/publishing-styles-AIC-template/js/custom.js" defer = "defer" > < / script >
< / body >
2025-01-23 16:37:00 +08:00
< / html >
