CODEWITHSUNDEEP
nodesyoctoudev
H2O
H2O

Reputation: 173

How discover the device /dev

on my embedded device (RTOS Yocto) there are two serial link (RS232 and RS485) but I don't have a full documentation so I 'm not able to find the right node ( under /dev ) to open for R\W operation The *.dtsi file is not help me and udev shell also, maybe because I get several info but not how is engagged the node

Any suggestion?

P

Upvotes: 0

Views: 96

Answers (1)

Kolc
Kolc

Reputation: 11

If I understand it correctly, then you should have a look at dmesg, and look for the type of node you are searching. For example:

dmesg | grep -i tty

Upvotes: 0

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