Search found 325 matches

by smoker77
Tue Mar 17, 2020 8:57 pm
Forum: FAQ
Topic: In this case, can the device receive the signal or not?
Replies: 4
Views: 6105

Re: In this case, can the device receive the signal or not?

Hello, 1. Try switch beacon 1 to another address instead 1. Address 1 is not recommended because modem also uses address 1. 2. Check the correct microphone is selected for this beacon - select it in dashboard and switch sensors view from TX to RX as shown on attached screenshot. RX1 should be enable...
by smoker77
Tue Mar 17, 2020 8:31 pm
Forum: FAQ
Topic: hedgehog and rasberry pi 3 connection problem
Replies: 1
Views: 4863

Re: hedgehog and rasberry pi 3 connection problem

Hello, Do you have a tracking in dashboard when hedgehog stops transmitting data? Please check RSSI (radio signal strength) value of the hedgehog in dashboard when it works and when it moves away and stops working. Maybe radio signal is too strong or too weak. Normal RSSI is approximately between -2...
by smoker77
Tue Mar 17, 2020 8:23 pm
Forum: FAQ
Topic: Calculate distance
Replies: 1
Views: 4597

Re: Calculate distance

Hello, There are different settings for filtering errors in IA and NIA, see attached screenshots. For cumulative distance you can use simple sum of distances between subsequent points. For more smoothed result you can use least squares method: https://en.wikipedia.org/wiki/Least_squares Marvelmind d...
by smoker77
Tue Mar 17, 2020 7:57 pm
Forum: FAQ
Topic: Connection problem between Beacon and Arduino
Replies: 1
Views: 6381

Re: Connection problem between Beacon and Arduino

Hello, Some assumptions: 1. Do you have a tracking in dashboard? Mobile beacon sends location only when its position is updating, so you need to achieve tracking, before trying to read data. 2. Check 'Streaming output' parameter in 'Interfaces' section of settings of mobile beacon in dashboard. Here...
by smoker77
Tue Mar 17, 2020 7:49 pm
Forum: FAQ
Topic: Raw distance data problem
Replies: 3
Views: 7872

Re: Raw distance data problem

Hello,

We plan to release updated software until end of March or so.
by smoker77
Tue Mar 17, 2020 7:42 pm
Forum: FAQ
Topic: Can't finish the installation process exe of Dashboard in window X64 system
Replies: 1
Views: 5680

Re: Can't finish the installation process exe of Dashboard in window X64 system

Hello, According to your screenshot, installation is stopped on driver install stage. Driver is installing in separate window, you can try to open it by selecting it in taskbar (see attached screenshot). Maybe this window is waiting the 'OK' click. If this window cannot be opened, try install dashbo...
by smoker77
Tue Mar 17, 2020 7:29 pm
Forum: FAQ
Topic: Collect x-y data from NIA starter set
Replies: 1
Views: 5574

Re: Collect x-y data from NIA starter set

Hello, You can find pinout of modem in operating manual, section 8.3: https://marvelmind.com/pics/marvelmind_navigation_system_manual.pdf See USART2_RX and USART2_TX UART pins. Pinouts of different types of beacons are also placed in sections 8.x Examples of connection to Arduino are here (updated e...
by smoker77
Thu Mar 05, 2020 11:10 pm
Forum: FAQ
Topic: Marvelmind Dashboard can't connect to modem Linux
Replies: 1
Views: 7469

Re: Marvelmind Dashboard can't connect to modem Linux

Hello, Have you tried connect beacons via USB instead modem? Also can't connect? You can try 'sudo chmod 0777 /dev/ttyACM1' after connecting modem but before running dashboard. If this helps, something have not worked with tty rules. Do you have USB connection with modem and beacons in windows versi...
by smoker77
Thu Mar 05, 2020 10:47 pm
Forum: FAQ
Topic: Raw distance data problem
Replies: 3
Views: 7872

Re: Raw distance data problem

Hello,

Unfortunately in current version of software Mini-Rx and Super-Beacons don't transmit raw distances data.
We will add this feature to these types of beacons in next software update.
by smoker77
Thu Mar 05, 2020 10:32 pm
Forum: FAQ
Topic: IMU quaternion's accuracy
Replies: 1
Views: 7856

Re: IMU quaternion's accuracy

Hello, Yes, interruption of line of sight should not affect IMU quaternion data. IMU quaternion should work with same quality even when map is not built and location is not updating. The single exception is using of pairing beacons feature. In this case yaw angle calcutated by paired beacons can be ...