Search found 47 matches

by arix
Wed Jun 10, 2020 3:01 pm
Forum: Lighthouse positioning system
Topic: lighthouse bootloader flash
Replies: 0
Views: 674

lighthouse bootloader flash

I make a lighthouse deck ,and when i flash bootloader.bin i meet some problems and need help. ~~~ iceprog bootloader_multi.bin init.. cdone: high reset.. cdone: high flash ID: 0xF8 0xE0 0xF0 0x70 0xF1 0xB2 0xF0 0xD9 0xE9 0xEC 0xE0 0x70 0x70 0xB8 0xB8 0x18 0x5C 0x0C 0x2E 0x0E 0x17 0x17 0x1E 0x0E 0x0F...
by arix
Thu Apr 30, 2020 2:51 pm
Forum: Bitcraze
Topic: help me flash fpga bootloader
Replies: 1
Views: 765

help me flash fpga bootloader

i make a lighthouse deck ,and now i need to flash program. i have writted ow. but now i don't know how to flash ice40 bootloader. from https://github.com/bitcraze/lighthouse-bootloader ""If you want to flash the bootloader in the deck, you need to connect an FTDI addapter to the SPI flash of the dec...
by arix
Fri Apr 24, 2020 12:45 pm
Forum: Lighthouse positioning system
Topic: need some help about lighthouse
Replies: 9
Views: 1668

Re: need some help about lighthouse

mmm it I was wrong for 2 basestation, in wiki is one or two. https://www.bitcraze.io/documentation/repository/crazyflie-firmware/master/functional-areas/lighthouse_overview/ in this doc, that means i only need basetationv1 and not required anymore ? in wiki show me i also need a vive tracker to conf...
by arix
Thu Apr 23, 2020 9:33 am
Forum: Lighthouse positioning system
Topic: need some help about lighthouse
Replies: 9
Views: 1668

Re: need some help about lighthouse

mmm from the web i find the basestation v1 need 2 to support fly, you means basestation only need 1 to support fly? the config is same? and 1 basestation support how many planes? when i make lighthouse-fpga, 1 error appear could you help me? ERROR: Max frequency for clock 'Core_clk': 47.89 MHz (FAIL...
by arix
Wed Apr 22, 2020 1:20 pm
Forum: Lighthouse positioning system
Topic: need some help about lighthouse
Replies: 9
Views: 1668

Re: need some help about lighthouse

ok, now i know how to use docker. thanks
by the way the basestation 2.0 need one or two or more for lighthouse system?
by arix
Tue Apr 21, 2020 11:38 am
Forum: Lighthouse positioning system
Topic: need some help about lighthouse
Replies: 9
Views: 1668

Re: need some help about lighthouse

Thanks for reply so quickly!

1.do you means the U13 DSC600X is 24Mhz clock?
2.how to install toolbelt, run ./run_in_dev.sh?
by arix
Sun Apr 19, 2020 12:43 pm
Forum: Lighthouse positioning system
Topic: need some help about lighthouse
Replies: 9
Views: 1668

need some help about lighthouse

I am a new for lighthouse,some questions can you help me ? 1.the clock about fpaga 24Mhz or 48Mhz,I want to find it from sch, but can't get about it, so i find it from code , the Lighthouse.scala show 48Mhz, but the lighthouse.c show 24Mhz. what the clock is correct? I want to make a pcb. thanks 2. ...
by arix
Fri Aug 17, 2018 2:24 am
Forum: Loco Positioning System
Topic: Bad Positioning Effect in Some Area
Replies: 4
Views: 1520

Re: Bad Positioning Effect in Some Area

After some test, I think I solved the problem. Mainly I have done two things. One is flashing the newest firmware to the drone, which gives better control of the drone. The other is replacing antennas of all the lps anchors by better ones. This makes the plane hover perfectly at every position in t...
by arix
Thu Aug 09, 2018 12:58 am
Forum: Loco Positioning System
Topic: Bad Positioning Effect in Some Area
Replies: 4
Views: 1520

Re: Bad Positioning Effect in Some Area

I use 8 anchors and try tdoa2 twr and tdoa3, i have same problem with you. Your drone can hover at some position. My drone can't hover at all. It always drift. And i try to change position pid,but also not have good hover. However, if i use add flow deck, it have good hover, but a while the kalman i...
by arix
Thu Jul 26, 2018 3:37 am
Forum: Loco Positioning System
Topic: Try LPS+FLOW TDOA2 and TDOA3
Replies: 0
Views: 1718

Try LPS+FLOW TDOA2 and TDOA3

Hello ! I have made node,deck,cf2 and flow . I want to use them to fly. I use 8 node to make position system and i both use flow deck . I have try tdoa3 and tdoa2. Both of them have good position when cf no fly. And i use python lib to hover (setpoint commander) . problem: 1. lps+flow+tdoa3 hover it...