[Dprglist] RP LiDAR

Thalanayar Muthukumar tnkumar at gmail.com
Fri Sep 17 15:41:31 PDT 2021


Yes Chris. I also think RoboStudio is targeted to control robots with Slamware.

Sent from my iPhone

> On Sep 17, 2021, at 5:11 PM, Chris N <netterchris at gmail.com> wrote:
> 
> 
> I have RPLidar A1M8 and A2M8.   
>  
> I have mainly been using their frame_grabber.exe UI from Releases · Slamtec/rplidar_sdk · GitHub for quick visualization of the data and to make sure the Lidar still works.
>  
> I do have RoboStudio installed but I’m not sure if I ever had it working.  It certainly did not work for me just now (but it insisted on updating itself when I ran it just now, so maybe something has changed). 
>  
> Although they say you can use RoboStudio to evaluate their lidars, I get the impression RoboStudio t is really more designed to connect to robots that are outfitted with their “SlamWare” module.  It doesn’t seem to have an option to connect to anything via Serial.
>  
>  
>  
> From: Thalanayar Muthukumar via DPRGlist
> Sent: Friday, September 17, 2021 2:42 PM
> To: DPRG
> Subject: [Dprglist] RP LiDAR
>  
> Has anybody worked with Slamtec RPLiDAR. I got my unit a few days ago and I am unable to get it recognized on Windows 10 in the RoboStudio application though I can see it recognized as a COM port?
>  
> https://www.amazon.com/gp/product/B07TJW5SXF/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1
>  
> Regards.
> - Kumar
>  
>  
> On Fri, Sep 17, 2021 at 11:58 AM <dprglist-request at lists.dprg.org> wrote:
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> Today's Topics:
> 
>    1. A good video about design and engineering (Doug Paradis)
>    2. TAKING A DEEP DIVE INTO SPI (Doug Paradis)
>    3. Re: A good video about design and engineering (John Dolecek)
>    4. A week of depth cameras... (Doug Paradis)
>    5. Re: A week of depth cameras... (jesse brockmann)
>    6. Re: A week of depth cameras... (markus)
> 
> 
> ----------------------------------------------------------------------
> 
> Message: 1
> Date: Thu, 16 Sep 2021 17:14:48 -0500
> From: Doug Paradis <paradug at gmail.com>
> To: DPRG <dprglist at lists.dprg.org>, Karim Virani
>         <pondersome64 at gmail.com>
> Subject: [Dprglist] A good video about design and engineering
> Message-ID:
>         <CAOdUW+YYbe-2hOMixbMS1vReXJfi-CORuTz5zX7HCLsyr2Br+A at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
> 
> -All,
>       A good YouTube video about design and engineering.
> https://www.youtube.com/watch?v=TbWFRvMV3gw
> 
> Karim,
>       There is a few seconds about an HS robotics team. Gears of Fire at
> 21:33 showing ring localization, There is also a link to a really nice
> autonomous performance at a competition,
> https://www.youtube.com/watch?v=WL7Qah79OL0.The team's website is
> http://phuhsrobotics.weebly.com/. These links might be of interest to your
> team.
> 
> Regards,
> Doug P.
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> 
> ------------------------------
> 
> Message: 2
> Date: Thu, 16 Sep 2021 23:54:46 -0500
> From: Doug Paradis <paradug at gmail.com>
> To: DPRG <dprglist at lists.dprg.org>
> Subject: [Dprglist] TAKING A DEEP DIVE INTO SPI
> Message-ID:
>         <CAOdUW+bNCXVvjFt7W2rP1CHWr6PzQK7JPqhLWYgkNeTeDhe+hw at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
> 
> Really clear explanation of SPI,
> https://hackaday.com/2021/09/16/taking-a-deep-dive-into-spi/.
> 
> Regards,
> Doug P.
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> ------------------------------
> 
> Message: 3
> Date: Fri, 17 Sep 2021 09:32:12 -0500
> From: John Dolecek <jdolecek at gmail.com>
> To: DPRG <dprglist at lists.dprg.org>
> Subject: Re: [Dprglist] A good video about design and engineering
> Message-ID:
>         <CANkhXDBDb=ky9+RGdbCU03K4egzpwE=QoguMcoQGqZN=uEWORA at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
> 
> This should be required viewing for all engineering students. Some of this
> stuff in this 22min video took me a decade to learn!
> 
> John
> 
> On Thu, Sep 16, 2021 at 5:54 PM Doug Paradis via DPRGlist <
> dprglist at lists.dprg.org> wrote:
> 
> > -All,
> >       A good YouTube video about design and engineering.
> > https://www.youtube.com/watch?v=TbWFRvMV3gw
> >
> > Karim,
> >       There is a few seconds about an HS robotics team. Gears of Fire at
> > 21:33 showing ring localization, There is also a link to a really nice
> > autonomous performance at a competition,
> > https://www.youtube.com/watch?v=WL7Qah79OL0.The team's website is
> > http://phuhsrobotics.weebly.com/. These links might be of interest to
> > your team.
> >
> > Regards,
> > Doug P.
> > _______________________________________________
> > DPRGlist mailing list
> > DPRGlist at lists.dprg.org
> > http://lists.dprg.org/listinfo.cgi/dprglist-dprg.org
> >
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> ------------------------------
> 
> Message: 4
> Date: Fri, 17 Sep 2021 09:44:15 -0500
> From: Doug Paradis <paradug at gmail.com>
> To: DPRG <dprglist at lists.dprg.org>
> Subject: [Dprglist] A week of depth cameras...
> Message-ID:
>         <CAOdUW+bU8swdXTVQw5ALxdbWBJeN4aHDc1OS5Q=+bRhmv+AuVw at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
> 
> Last week at RBNO, Ray brought up the new ST's  VL53L5CXV0GC/1 multi zone
> ToF LiDAR sensor (max range: 4 meters, resolution: 8x8. FOV: not specified,
> cost: VL53LCX-SATEL breakout board $20 at DigiKey or X-NUCLEO-53L5AI
> daughter board at Mouser for $36.25). This one would take some
> experimenting to evaluate.
> 
> I attended a Terabee webinar on Wednesday that featured their new 3Dcam VGA
> industrial camera  (max range: 5 meters, resolution: 640x480, FOV: 90x67.5
> deg,, speed: 30 fps, cost: $1065 at Mouser - not stocked). Pricey, but real
> nice. They do offer a non-industrial camera with less resolution (80x60
> pixels), for $303.
> 
> The Terabee offering seems inferior to the OpenCV OAK-D-LITE (max range: 18
> meters, resolution: 640x480, FOV: 72.9x57.7 deg, speed: 30 fps, cost: ~$90.
> builtin AI: Movidius) offering that is currently on KickStarter.  This is
> the one I'm going with. I should mention that unlike the other depth
> cameras discussed, it isn't a LiDAR ToF based system.
> 
> This morning  Sparkfun highlighted Cygbot's Dual Solid-State TOF LiDAR,
> CygLiDAR D1, in an email (max range: 2D- 8 meters/ 3D- 2 meters,
> resolution: 2D- 0.75 deg / 3D- 160x60, FOV: 2D- 120 deg / 3D- 120x65 deg,
> speed: 15 fps, cost: $170). The short 3D range is a concern and it didn't
> change my mind, I could get 2 OAK-D-LITEs during the Kickstarter campaign
> for the same cost. After the Kickstarter campaign for the OAK-D-LITE is
> over and the price goes to $150, this one could be a contender if you
> really wanted a LiDAR ToF solution.
> 
> Regards,
> Doug P.
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> ------------------------------
> 
> Message: 5
> Date: Fri, 17 Sep 2021 10:55:33 -0500
> From: jesse brockmann <jjbrockm at gmail.com>
> To: Doug Paradis <paradug at gmail.com>
> Cc: DPRG <dprglist at lists.dprg.org>
> Subject: Re: [Dprglist] A week of depth cameras...
> Message-ID:
>         <CANqFZg3vPUzqnimd-nxkPq2JwD9jDxTVaDoCDhk2qnZb0HCE4Q at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
> 
>    Thanks for the summary. I was going to focus on the Intel real sense,
> but with the real sense line being discontinued I was looking for other
> possible choices.  I've been debating for a while which route to go and
> I've decided on Oak-D-Lite.    Backed the Kickstarter today.
> 
> 
> Jesse Brockmann
> 
> 
> 
> On Fri, Sep 17, 2021, 9:44 AM Doug Paradis via DPRGlist <
> dprglist at lists.dprg.org> wrote:
> 
> > Last week at RBNO, Ray brought up the new ST's  VL53L5CXV0GC/1 multi zone
> > ToF LiDAR sensor (max range: 4 meters, resolution: 8x8. FOV: not specified,
> > cost: VL53LCX-SATEL breakout board $20 at DigiKey or X-NUCLEO-53L5AI
> > daughter board at Mouser for $36.25). This one would take some
> > experimenting to evaluate.
> >
> > I attended a Terabee webinar on Wednesday that featured their new 3Dcam
> > VGA industrial camera  (max range: 5 meters, resolution: 640x480, FOV:
> > 90x67.5 deg,, speed: 30 fps, cost: $1065 at Mouser - not stocked).
> > Pricey, but real nice. They do offer a non-industrial camera with less
> > resolution (80x60 pixels), for $303.
> >
> > The Terabee offering seems inferior to the OpenCV OAK-D-LITE (max range:
> > 18 meters, resolution: 640x480, FOV: 72.9x57.7 deg, speed: 30 fps, cost:
> > ~$90. builtin AI: Movidius) offering that is currently on KickStarter.
> > This is the one I'm going with. I should mention that unlike the other
> > depth cameras discussed, it isn't a LiDAR ToF based system.
> >
> > This morning  Sparkfun highlighted Cygbot's Dual Solid-State TOF LiDAR,
> > CygLiDAR D1, in an email (max range: 2D- 8 meters/ 3D- 2 meters,
> > resolution: 2D- 0.75 deg / 3D- 160x60, FOV: 2D- 120 deg / 3D- 120x65 deg,
> > speed: 15 fps, cost: $170). The short 3D range is a concern and it didn't
> > change my mind, I could get 2 OAK-D-LITEs during the Kickstarter campaign
> > for the same cost. After the Kickstarter campaign for the OAK-D-LITE is
> > over and the price goes to $150, this one could be a contender if you
> > really wanted a LiDAR ToF solution.
> >
> > Regards,
> > Doug P.
> >
> > _______________________________________________
> > DPRGlist mailing list
> > DPRGlist at lists.dprg.org
> > http://lists.dprg.org/listinfo.cgi/dprglist-dprg.org
> >
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> ------------------------------
> 
> Message: 6
> Date: Fri, 17 Sep 2021 09:58:19 -0700
> From: markus <markus at bibi.ca>
> To: Doug Paradis via DPRGlist <dprglist at lists.dprg.org>
> Subject: Re: [Dprglist] A week of depth cameras...
> Message-ID: <20210917095819.4bfb8eea at edeltraud>
> Content-Type: text/plain; charset=US-ASCII
> 
> For completeness, there is also the lineup from Espros.
> I started experimenting with the epc611 module, available in two
> configurarions, one for range finding
> https://www.digikey.ca/en/products/detail/espros-photonics-ag/TOFrange-611/10516871
> and the other for imaging
> https://www.digikey.ca/en/products/detail/espros-photonics-ag/TOFcam-611/10516851?s=N4IgTCBcDaIKYAcDGA2AjGkBdAvkA
> (same chip and same driver, just configured differently for the
> application and the housing). Has an 8x8 ToF sensor, easy to interface
> driver. Got it hooked up to a Nucleo-32 evaluation board and it works
> rather nicely - biggest issue was figuring out how to configure the CRC
> to match the driver.
> 
> The big brother (and fairly new) is the epc635 with 160x60 sensor field:
> https://www.digikey.ca/en/products/detail/espros-photonics-ag/TOF-CAM-635/10516857
> I have no experience with this one.
> 
> If I ever manage to attend one of your RBNO meetings (still business
> hours on my end) I can give a demo.
> 
> Have fun,
> Markus
> 
> 
> On Fri, 17 Sep 2021 09:44:15 -0500
> Doug Paradis via DPRGlist <dprglist at lists.dprg.org> wrote:
> 
> > Last week at RBNO, Ray brought up the new ST's  VL53L5CXV0GC/1 multi
> > zone ToF LiDAR sensor (max range: 4 meters, resolution: 8x8. FOV: not
> > specified, cost: VL53LCX-SATEL breakout board $20 at DigiKey or
> > X-NUCLEO-53L5AI daughter board at Mouser for $36.25). This one would
> > take some experimenting to evaluate.
> > 
> > I attended a Terabee webinar on Wednesday that featured their new
> > 3Dcam VGA industrial camera  (max range: 5 meters, resolution:
> > 640x480, FOV: 90x67.5 deg,, speed: 30 fps, cost: $1065 at Mouser -
> > not stocked). Pricey, but real nice. They do offer a non-industrial
> > camera with less resolution (80x60 pixels), for $303.
> > 
> > The Terabee offering seems inferior to the OpenCV OAK-D-LITE (max
> > range: 18 meters, resolution: 640x480, FOV: 72.9x57.7 deg, speed: 30
> > fps, cost: ~$90. builtin AI: Movidius) offering that is currently on
> > KickStarter.  This is the one I'm going with. I should mention that
> > unlike the other depth cameras discussed, it isn't a LiDAR ToF based
> > system.
> > 
> > This morning  Sparkfun highlighted Cygbot's Dual Solid-State TOF
> > LiDAR, CygLiDAR D1, in an email (max range: 2D- 8 meters/ 3D- 2
> > meters, resolution: 2D- 0.75 deg / 3D- 160x60, FOV: 2D- 120 deg / 3D-
> > 120x65 deg, speed: 15 fps, cost: $170). The short 3D range is a
> > concern and it didn't change my mind, I could get 2 OAK-D-LITEs
> > during the Kickstarter campaign for the same cost. After the
> > Kickstarter campaign for the OAK-D-LITE is over and the price goes to
> > $150, this one could be a contender if you really wanted a LiDAR ToF
> > solution.
> > 
> > Regards,
> > Doug P.
> 
> 
> 
> ------------------------------
> 
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