(window.webpackJsonp=window.webpackJsonp||[]).push([[49],{369:function(t,_,v){"use strict";v.r(_);var r=v(10),a=Object(r.a)({},(function(){var t=this,_=t._self._c;return _("ContentSlotsDistributor",{attrs:{"slot-key":t.$parent.slotKey}},[_("h1",{attrs:{id:"问题-ned-坐标系原点设置"}},[_("a",{staticClass:"header-anchor",attrs:{href:"#问题-ned-坐标系原点设置"}},[t._v("#")]),t._v(" 问题：NED 坐标系原点设置")]),t._v(" "),_("cite-panel",{attrs:{title:"问题：NED 坐标系原点能否人工指定？如何操作？"}},[_("p",[_("strong",[t._v("答：")]),t._v(" 默认情况下，NED 原点由系统在定位有效后"),_("strong",[t._v("自动标定")]),t._v("（见 "),_("RouterLink",{attrs:{to:"/FQA/FQA_deta100/NED和ECEF.html"}},[t._v("NED 与 ECEF")]),t._v("），也支持人工指定。可通过上位机或串口指令写入。")],1),t._v(" "),_("h3",{attrs:{id:"示例"}},[_("a",{staticClass:"header-anchor",attrs:{href:"#示例"}},[t._v("#")]),t._v(" 示例")]),t._v(" "),_("p",[t._v("假设以合肥某点为原点：经度 "),_("code",[t._v("117.12345678°")]),t._v("，纬度 "),_("code",[t._v("31.87654321°")]),t._v("。小数部分须保留到小数点后 "),_("strong",[t._v("8 位")]),t._v("（不足补 0），以支持约毫米级表示精度。")]),t._v(" "),_("h3",{attrs:{id:"方法一-上位机"}},[_("a",{staticClass:"header-anchor",attrs:{href:"#方法一-上位机"}},[t._v("#")]),t._v(" 方法一：上位机")]),t._v(" "),_("p",[t._v("在 "),_("strong",[t._v("Config → Onboard Parameters")]),t._v(" 的 "),_("strong",[t._v("USER")]),t._v(" 类参数中填写：")]),t._v(" "),_("table",[_("thead",[_("tr",[_("th",[t._v("参数")]),t._v(" "),_("th",[t._v("含义")]),t._v(" "),_("th",[t._v("示例值")])])]),t._v(" "),_("tbody",[_("tr",[_("td",[_("code",[t._v("USER_DEFINE_HOLDLAT_1")])]),t._v(" "),_("td",[t._v("纬度整数部分")]),t._v(" "),_("td",[_("code",[t._v("31")])])]),t._v(" "),_("tr",[_("td",[_("code",[t._v("USER_DEFINE_HOLDLAT_2")])]),t._v(" "),_("td",[t._v("纬度小数点后 8 位")]),t._v(" "),_("td",[_("code",[t._v("87654321")])])]),t._v(" "),_("tr",[_("td",[_("code",[t._v("USER_DEFINE_HOLDLON_1")])]),t._v(" "),_("td",[t._v("经度整数部分")]),t._v(" "),_("td",[_("code",[t._v("117")])])]),t._v(" "),_("tr",[_("td",[_("code",[t._v("USER_DEFINE_HOLDLON_2")])]),t._v(" "),_("td",[t._v("经度小数点后 8 位")]),t._v(" "),_("td",[_("code",[t._v("12345678")])])])])]),t._v(" "),_("p",[t._v("然后依次点击 "),_("strong",[t._v("Transmit")]),t._v("、"),_("strong",[t._v("Write Flash")]),t._v("，再 "),_("strong",[t._v("Restart")]),t._v("。之后每次上电均生效。若要恢复自动标定，将上述 4 个参数置 "),_("code",[t._v("0")]),t._v(" 即可。")]),t._v(" "),_("fdi-img",{attrs:{width:"80%",alt:"NED 原点参数设置",src:"/FQA/FQA_DETA100/图片10.png",caption:""}}),t._v(" "),_("h3",{attrs:{id:"方法二-串口指令"}},[_("a",{staticClass:"header-anchor",attrs:{href:"#方法二-串口指令"}},[t._v("#")]),t._v(" 方法二：串口指令")]),t._v(" "),_("div",{staticClass:"language-text extra-class"},[_("pre",{pre:!0,attrs:{class:"language-text"}},[_("code",[t._v("# 1. 进入配置模式\n#fconfig\\r\\n\n\n# 2–5. 写入纬度 / 经度整数与小数部分\n#fparam set USER_DEFINE_HOLDLAT_1 31\\r\\n\n#fparam set USER_DEFINE_HOLDLAT_2 87654321\\r\\n\n#fparam set USER_DEFINE_HOLDLON_1 117\\r\\n\n#fparam set USER_DEFINE_HOLDLON_2 12345678\\r\\n\n\n# 6. 保存\n#fsave\\r\\n\n\n# 7. 重启\n#freboot\\r\\n\ny\\r\\n\n")])])])],1)],1)}),[],!1,null,null,null);_.default=a.exports}}]);