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orb:c94-m8p [2016/07/08 18:32] sven [Introduction to C94-M8P] edit the NAV5 parameter |
orb:c94-m8p [2016/08/15 13:41] (current) sam [Rover Coordinates] |
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- | ====== C94-M8P-2 Application Board (dGPS) | + | ====== Introduction to C94-M8P ====== |
+ | One of the two boards is configured as a "Base Station" | ||
+ | |||
+ | ===== C94-M8P-2 Application Board (dGPS) ===== | ||
* **Pay special attention to ESD protection!** | * **Pay special attention to ESD protection!** | ||
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* UBX-CFG " | * UBX-CFG " | ||
- | ==== First test (5.7.16) ==== | ||
- | * Time for base station survey-in [10cm accuracy; minimum time: 900s]: 3600 s effective | ||
- | |||
- | Screenshot shows test with manual displacement. Base station was surveyed-in but turned off again for some time before this test. | ||
- | {{: | ||
- | |||
- | ===== Introduction to C94-M8P ===== | ||
- | One of the two boards is configured as a "Base Station" | ||
- | === Configure Base Station === | + | ==== Configure Base Station |
there are three steps to configure the Base Station. | there are three steps to configure the Base Station. | ||
- Set the position, by having the Base Station do a Survey-in or pre-surveyed coordinate | - Set the position, by having the Base Station do a Survey-in or pre-surveyed coordinate | ||
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Before you get in the configuration, | Before you get in the configuration, | ||
- | Once the software started, click on the arrow right to the connect button (see image below) and click on the correct com port. The icon should be green after this step. The next image shows what it should looks like. | + | Once the software started, click on the arrow right to the connect button (see image below) and click on the correct com port. The icon should be green after this step. The next image shows what it should looks like (After a while). |
- | {{ : | + | {{ : |
=== Base Station Coordinates === | === Base Station Coordinates === | ||
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* PRT | * PRT | ||
* Target UART1 | * Target UART1 | ||
- | * Protocol in none | + | * Protocol in NMEA+UBX |
- | * Protocol out RTCM3 | + | * Protocol out NMEA+UBX+RTCM3 |
* RST | * RST | ||
- | * | + | * |
* TMODE3 | * TMODE3 | ||
* Mode Survey-in | * Mode Survey-in | ||
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Those reason push us to set the DGNSS parameter to fixed RTK. | Those reason push us to set the DGNSS parameter to fixed RTK. | ||
- | === Rover Coordinates === | + | ==== Rover Coordinates |
To connect to the rover GPS do the same thing as for the Base Station | To connect to the rover GPS do the same thing as for the Base Station | ||
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* Target UART1 | * Target UART1 | ||
* Protocol in RTCM3 | * Protocol in RTCM3 | ||
- | * Protocol out none | + | * Protocol out NMEA (for SBC) |
* RST | * RST | ||
* Coldstart | * Coldstart | ||
+ | * UBX-CFG-ODO | ||
+ | * enable low speed COG | ||
+ | * output speed | ||
+ | * output heading | ||
+ | |||
=== How do I know when the survey-in stop === | === How do I know when the survey-in stop === | ||
+ | |||
Click on the left button described above, then navigate to UBX -> NAV -> SVIN | Click on the left button described above, then navigate to UBX -> NAV -> SVIN | ||
- | {{ : | + | On this page, you will be able to check survey-in state. |
+ | <note important> | ||
+ | |||
+ | ==== First test (5.7.16) ==== | ||
+ | * Time for base station survey-in [10cm accuracy; minimum time: 900s]: 3600 s effective | ||
+ | |||
+ | Screenshot shows test with manual displacement. Base station was surveyed-in but turned off again for some time before this test. | ||
+ | {{: | ||
===== References ===== | ===== References ===== | ||
- https:// | - https:// | ||
- https:// | - https:// |