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| [[File:scorpi_in_profile.png | 600px]] | | Scorpi has its name as it looks a bit like a scorpion and is controlled by Raspberry Pi. |
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| | [[File:scorpi_in_profile.png | 600px | On-shape view of the Scorpi design. | On-shape view of the Scorpi design.]] |
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| ==Overview== | | ==Overview== |
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| ==Development nodes==
| | [[Scorpi modules | Scorpi hardware interface modules]] |
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| === Raspberry pi ===
| | [[Motor drive]] firmware. |
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| Raspberry pi 5 installation
| | [[Motor drive PCB]]. |
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| * enable serial IO hardware (GPIO pin 14,15) - but it doesn't seem to work on pi-5, can't read or write.
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| Install packages:
| | ==Development nodes== |
| libreadline-dev
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| libopencv-dev
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| libgpiod-dev
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| gpiod
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| cmake
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| subversion
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| aptitude
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| ntp
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| ntpdate
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| nmap
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| lsof
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| swig
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| sudo apt install libreadline-dev libopencv-dev libgpiod-dev gpiod cmake subversion aptitude nmap lsof swig
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| === YDLidar (S4B) === | |
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| YDlidar serial connected like this:
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| YDLIDAR cable color Raspberry
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| 1 Vcc (5V) black 4 (5V)
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| 2 Tx red 10 (GPIO 15) (RxD)
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| 3 Rx white 8 (GPIO 14)(TxD)
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| 4 Gnd Yellow 6 (Ground)
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| 5 M_SCP Orange 18 (GPIO 24)
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| 6 Dev_enable Green 16 (GPIO 23)
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| 7 M_enable Blue 12 (GPIO 18)
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| 8 NC Purple 14 (ground, to use all pins)
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| Software YDLidar-SDK
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| From Git repository
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| $ mkdir -p git
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| $ cd git
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| $ git clone https://github.com/YDLIDAR/YDLidar-SDK.git
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| $ cd YDLidar-SDK
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| $ mkdir build
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| $ cd build
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| $ cmake ..
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| $ make -j4
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| ==Ros2 Iron==
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| === Base===
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| Add en_DK.UTF-8 in this list
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| $ sudo dpkg-reconfigure locales
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| Then run
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| $ sudo update-locale LC_ALL=en_DK.UTF-8 LANG=en_DK.UTF-8
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| $ export LANG=en_DK.UTF-8
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| Follow "Enable required repository" and "Install development tools" from
| | [[Scorpi Pi installation| Raspberry Pi 5 installation]] for Scorpi. |
| https://docs.ros.org/en/iron/Installation/Alternatives/Ubuntu-Development-Setup.html
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| Note, I got:
| | [[MQTT and Mosquitto]]. |
| E: Malformed entry 1 in list file /etc/apt/sources.list.d/ros2.list (Component)
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| E: The list of sources could not be read.
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| Then I modified /etc/apt/sources.list.d/ros2.list
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| sudo nano /etc/apt/sources.list.d/ros2.list
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| by adding "bookworm" near the end of the line
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| deb [arch=arm64 signed-by=/usr/share/keyrings/ros-archive-keyring.gpg] http://packages.ros.org/ros2/ubuntu bookworm main
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| The bookworm from
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| $ lsb_release -sc
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| ===Ros2===
| | [[Teensy interface]] installation. |
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| Get ROS 2 code from
| | [[YD-Lidar details]]. |
| https://docs.ros.org/en/iron/Installation/Alternatives/Ubuntu-Development-Setup.html
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| It takes some time to do the vcs (version control system) from vcstool:
| | [[Scorpi Ros Iron]]. |
| vcs import --input https://raw.githubusercontent.com/ros2/ros2/iron/ros2.repos src
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