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Modify udev rule for USBtin to make can_up.sh unnecessary #4

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Modify udev rule for USBtin to make can_up.sh unnecessary #4

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b4bbf00
Modify udev rule for USBtin USB to CAN converter and add systemd serv…
bionade24 Aug 3, 2021
e291642
Fix slcand.service on old ubuntu version by calling ExecPostStart wit…
Bubbletea00 Aug 4, 2021
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4 changes: 2 additions & 2 deletions studierbot/interface/can/77-evo-slcand.rules
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Original file line number Diff line number Diff line change
@@ -1,3 +1,3 @@
# USBtin module
ACTION=="add", ENV{SUBSYSTEM}=="tty", GROUP="dialout", MODE="0666", ATTRS{product}=="USBtin", RUN+="/usr/bin/logger [udev] USBtin detected, creating symlink ttyEvoCan ", SYMLINK+="ttyEvoCan"
ACTION=="remove", ENV{ID_SERIAL_SHORT}=="A0212656", RUN+="/usr/bin/pkill slcand"
ACTION=="add", ENV{SUBSYSTEM}=="tty", GROUP="dialout", MODE="0666", ATTRS{product}=="USBtin", RUN+="/usr/bin/logger [udev] USBtin detected, creating symlink ttyEvoCan ", SYMLINK+="ttyEvoCan", ENV{SYSTEMD_WANTS}="slcand.service"
#ACTION=="remove", ENV{ID_SERIAL_SHORT}=="A0212656", RUN+="/usr/bin/pkill slcand"
10 changes: 10 additions & 0 deletions studierbot/interface/can/Makefile
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Original file line number Diff line number Diff line change
@@ -0,0 +1,10 @@
all:
echo 'No rule for make all existing. Please run "sudo make install" to install the udev rule and systemd service.'

install:
install -D -m644 77-evo-slcand.rules /etc/udev/rules.d/77-evo-slcand.rules
install -D -m644 slcand.service /etc/systemd/system/slcand.service

remove:
remove /etc/udev/rules.d/77-evo-slcand.rules
remove /etc/systemd/system/slcand.service
10 changes: 10 additions & 0 deletions studierbot/interface/can/slcand.service
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Original file line number Diff line number Diff line change
@@ -0,0 +1,10 @@
[Unit]
BindsTo=dev-ttyEvoCan.device
After=dev-ttyEvoCan.device

[Service]
Type=simple
ExecStart=/usr/bin/slcand -F -f -s6 -o -c /dev/ttyEvoCan
ExecStartPost=/bin/ip link set slcan0 up
User=root
Group=root