[FOSS-GPS] librtk newbie

[drwho]

I'll pay 100 USD to someone who can help me get rtkrcv working.

On 9/28/19 1:30 PM, drwho wrote:
>
> Hi,
>
> I am trying to use rtkrcv (for the first time) in librtk with a 
> oemstar board.  I think the oemstar is compatible with oem4.  I have 
> used oem4 in rtkrcv.conf.  rtkrcv appears to be communicating with the 
> oemstar because when I issue status and obverv commands, I see 
> satellites, but no valid satellites.....
>
> rtkrcv> observ
>
> TIME(GPST) SAT R       P1(m)       P2(m)      L1(cyc) L2(cyc)  D1(Hz)  
> D2(Hz) S1 S2 LLI
> 17:24:01.0 G02 1 22541061.66        0.00 119276073.82 0.00 -2211.7     
> 0.0 46  0 0 0
> 17:24:01.0 G05 1 20733957.26        0.00 108957666.41 0.00 -1710.2     
> 0.0 50  0 0 0
> 17:24:01.0 G07 1 25444131.91        0.00 133709819.71 0.00    -7.2     
> 0.0 42  0 0 0
> 17:24:01.0 G13 1 21117208.30        0.00 111793679.90 0.00  1817.7     
> 0.0 49  0 0 0
> 17:24:01.0 G15 1 22131060.09        0.00 116299505.50 0.00  3394.2     
> 0.0 33  0 0 0
> 17:24:01.0 G29 1 20729281.64        0.00 108933113.98 0.00  -297.5     
> 0.0 43  0 0 0
> 17:24:01.0 G30 1 24830319.94        0.00 130484202.02 0.00  1375.8     
> 0.0 47  0 0 0
>
> Parameter                   : Value
> rtklib version              : 2.4.2
> rtk server thread           : 291211008
> rtk server state            : run
> processing cycle (ms)       : 10
> positioning mode            : single
> frequencies                 : L1+L2
> accumulated time to run     : 00:17:50.9
> cpu time for a cycle (ms)   : 1
> missing obs data count      : 0
> bytes in input buffer       : 0,0
> # of input data rover       : 
> obs(1071),nav(7),gnav(0),ion(1),sbs(0),pos(0),dgps(0),ssr(0),err(0)
> # of input data base        : 
> obs(0),nav(0),gnav(0),ion(0),sbs(0),pos(0),dgps(0),ssr(0),err(0)
> # of input data corr        : 
> obs(0),nav(0),gnav(0),ion(0),sbs(0),pos(0),dgps(0),ssr(0),err(0)
> # of rtcm messages rover    :
> # of rtcm messages base     :
> # of rtcm messages corr     :
> solution status             : -
> time of receiver clock rover: 2019/09/28 17:26:13.000000000
> time sys offset (glo-gps)(s): 0.000000000
> solution interval (s)       : 0.000
> age of differential (s)     : 0.000
> ratio for ar validation     : 0.000
> # of satellites rover       : 7
> # of satellites base        : 0
> # of valid satellites       : 0
>
> rtkrcv> error
> 17:28:32.00: point pos error (lack of valid sats ns=4)
> 17:28:33.00: point pos error (lack of valid sats ns=4)
>
>
> The only setup I am doing on the oemstar is changing to 57600 baud...
>
> COM COM1 57600 N 8 1 N OFF ON
>
> Then I close the terminal and start rtkrcv with the attached 
> rtkrcv.conf file...
>
> ./rtkrcv -o rtkrcv.conf -t 2
>
> Any suggestions for a newbie?
>
> Jon
>
>
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