demo/air780eg_gnsstest/testGnss.lua

   1
   2 -- libgnss库初始化
   3 libgnss.clear() -- 清空数据,兼初始化
   4
   5 -- LED和ADC初始化
   6 LED_GNSS = 24
   7 gpio.setup(LED_GNSS, 0) -- GNSS定位成功灯
   8
   9 local gnss = require("uc6228")
  10
  11 sys.taskInit(function()
  12     log.debug("提醒", "室内无GNSS信号,定位不会成功, 要到空旷的室外,起码要看得到天空")
  13     gnss.setup({
  14         uart_id=2,
  15         uart_forward = uart.VUART_0, -- 转发到虚拟串口,方便对接GnssToolKit3
  16         debug=true
  17     })
  18     pm.power(pm.GPS, true)
  19     gnss.start()
  20     gnss.agps()
  21 end)
  22
  23 sys.taskInit(function()
  24     while 1 do
  25         sys.wait(5000)
  26         -- log.info("RMC", json.encode(libgnss.getRmc(2) or {}, "7f"))
  27         -- log.info("INT", libgnss.getIntLocation())
  28         -- log.info("GGA", libgnss.getGga(3))
  29         -- log.info("GLL", json.encode(libgnss.getGll(2) or {}, "7f"))
  30         -- log.info("GSA", json.encode(libgnss.getGsa(1) or {}, "7f"))
  31         -- log.info("GSV", json.encode(libgnss.getGsv(2) or {}, "7f"))
  32         -- log.info("VTG", json.encode(libgnss.getVtg(2) or {}, "7f"))
  33         -- log.info("ZDA", json.encode(libgnss.getZda(2) or {}, "7f"))
  34         -- log.info("date", os.date())
  35         -- log.info("sys", rtos.meminfo("sys"))
  36         -- log.info("lua", rtos.meminfo("lua"))
  37     end
  38 end)
  39
  40 -- 订阅GNSS状态编码
  41 sys.subscribe("GNSS_STATE", function(event, ticks)
  42     -- event取值有
  43     -- FIXED 定位成功
  44     -- LOSE  定位丢失
  45     -- ticks是事件发生的时间,一般可以忽略
  46     local onoff = libgnss.isFix() and 1 or 0
  47     log.info("GNSS", "LED", onoff)
  48     gpio.set(LED_GNSS, onoff)
  49 end)
  50