The first one is /deb/usb/lp0 and the second one /deb/usb/lp1. However, I sometimes echo to these printers directly and need to know which one is lp0 and which one is lp1. Can I assign a fixed path in some way?

Nov 12, 2024 · echo "Hello World!" > /dev/usb/lp0 It doesn't wait for the job to complete, and instead it instantly returns to the shell. Expected outcome: $ echo "Hello World!" > /dev/usb/lp0 [ wait until paper comes out of the printer, then returns to shell ] …

Aug 29, 2018 · cat /dev/usb/lp0 that should work if your printer supports bi-directional communication via usb. Tested with a Zebra label printer this way: $> echo "~HQES" > /dev/usb/lp0 && cat /dev/usb/lp0 PRINTER STATUS ERRORS: 0 00000000 00000000 WARNINGS: 0 00000000 00000000

Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Nov 5, 2015 · I have a 'EPPOS Model EPT-58H' thermal printer. When I plugin via usb, it detected as /dev/usb/lp0 with ls -l /dev command. Then I run echo "sometext" > /dev/usb/lp0 in terminal to check if my printer can actually print from my notebook, but nothing happened.

Under the concept of "everything's a file" lp0 is just a special file that allows raw access to a device, in this case a 'special character file' for the first parallel device. The same would exist on OSX if a driver was present that matched the device, or something like /dev/parport0. OSX has a pretty limited collection of parallel drivers though.

Oct 30, 2011 · I use some commands to print text. However, when I connect my printer it becomes available under /dev/usb/lp0, which is owned by root and as a regular user I do not have access to this device. Wh...

Jan 2, 2013 · The correct way to use command /dev/usb/lp0 with some of the options are as below. To check the ink level of the printer use it as below. sudo escputil -r /dev/usb/lp0 -s Please check the Output from below screenshot. In my case, I am …

Feb 22, 2016 · I would like print to /dev/usb/lp0 from my python code. In bash it is very simple: echo 'apple' >/dev/usb/lp0 I found linemode, but this is not working. When I try to install it I get these err...

The Archwiki has some paragraphs on this issue, in the end they advise to use the usblp module to load the firmware (e.g. cat sihp1020.dl > /dev/usb/lp0) and rmmod it afterwards. (Ugly, indeed.) (Ugly, indeed.)