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--- latinet:ull:problems:start [2023/10/25 14:52] – rolf.becker
+++ latinet:ull:problems:start [2023/10/25 14:59] (current) – [Problems with the Arduino installation on Linux] rolf.becker
@@ Line 1: / Line 1: @@
+~~NOTOC~~
-===== Problems with the Arduino installation on LInux ======
+===== Problems with the Arduino installation on Linux ======
+We downloaded the zip archive of IDE version 2.2.1 (Oct. 2023) and encountered the followig problems:
 === esptool cannot find pyserial ====
@@ Line 7: / Line 10: @@
 Workaround:
 <code>
 sudo apt install pip3
@@ Line 24: / Line 28: @@
 </code>
-Plug in and unplug the board. You will see that the usb-to-serial driver is unloaded in the end.
+**Plug in the board** and observe the dmesg output. You will see that the usb-to-serial driver is unloaded in the end. This is the problem. The driver, i.e. the serial communication device, is finally not available.
 Workaround:
-Several. If you do not need a Braille interface the easiest would be to deinstall the full driver support by
+If you do not need a Braille interface the easiest would be to deinstall the full driver support by
 **Remove the brltty driver:**
 <code>
 sudo apt remove brltty
@@ Line 35: / Line 41: @@
 ** Alternative: deactivate.**
 <code>
 systemctl stop brltty-udev.service
@@ Line 45: / Line 52: @@
 Solution:
 Add the resepective Linux user to the user group dialout:
-sudo usermod -g ...
+<code>
+sudo  usermod -a -G dialout <username>
+</code>
+Log out completely and log in again. A restart is not necessary. The Arduino IDE running under user id <username> should now have access to the ttyUSBx interface.