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| author |  Miika Turkia <miika.turkia@gmail.com> | 2015-12-28 15:05:15 +0200 |
|---|---|---|
| committer |  Dirk Hohndel <dirk@hohndel.org> | 2016-02-26 09:15:02 +0100 |
| commit | 4052fea817e4fbe0f09f3f54bc178e32d312a86b (patch) | |
| tree | 7a236ee515d2ba60bd3b0e287202e01d4b791adb /Documentation/user-manual.txt | |
| parent | f3c8ae2bf8c7f8b2af5486adb6d290ead3ca6a29 (diff) | |
| download | subsurface-4052fea817e4fbe0f09f3f54bc178e32d312a86b.tar.gz | |
Improve group information on USB device
As the group can be something else than dialout on some systems, mention
this on user manual.
Signed-off-by: Miika Turkia <miika.turkia@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
Diffstat (limited to 'Documentation/user-manual.txt')
| -rw-r--r-- | Documentation/user-manual.txt | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/Documentation/user-manual.txt b/Documentation/user-manual.txt index 375734808..8a20909a0 100644 --- a/Documentation/user-manual.txt +++ b/Documentation/user-manual.txt @@ -3548,8 +3548,12 @@ USB port. Ensuring the user has write permission to the USB serial port: On Unix-like operating systems the USB ports can only be accessed by users who -are members -of the +dialout+ group. If one is not root, one may not be a member of +are members special group that can be e.g. ++dialout+ or +uucp+. This can be verified by listing the appropriate +device permissions e.g. by +ls -l /dev/ttyUSB0+. Note that the number in +the file name depends on how many USB devices you have connected, and +must be adjusted appropriately. +If one is not root, one may not be a member of that group and won't be able to use the USB port. Let us assume one's username is 'johnB'. |