Changes between Version 1 and Version 2 of Docs/825gen2/Dev/Devices/USB/Printers

Timestamp:

11/10/23 11:01:03 (12 months ago)

Author:

Don Wilson

Comment:

--

Docs/825gen2/Dev/Devices/USB/Printers

@@ -1 +1 @@
 ===== USB Printers =====
 
+EPSON LQ-590IIN is our replacement for discontinued Okidata 320
+
+Plugged in USB
+
+{{{
+root@imx8mq-var-dart:~# dmesg
+
+
+[    6.576755] usblp 1-1.4:1.0: usblp0: USB Bidirectional printer dev 4 if 0 alt 0 proto 2 vid 0x04B8 pid 0x009B
+
+
+
+root@imx8mq-var-dart:~# ls /dev
+autofs           gpiochip4     mmcblk0p2    ptypc        tty20  tty43  tty9                urandom  vcsu6
+block            hugepages     mmcblk0p3    ptypd        tty21  tty44  ttyS0               usb      vcsu7
+btrfs-control    hwrng         mmcblk0rpmb  ptype        tty22  tty45  ttyS1               v4l      vfio
+bus              i2c-0         mnbd         ptypf        tty23  tty46  ttyS2               vcs      vga_arbiter
+caam-keygen      i2c-3         mqueue       random       tty24  tty47  ttyS3               vcs1     vhci
+cardbeep         initctl       mxc_hantro   rpmsg_ctrl0  tty25  tty48  ttymxc1             vcs2     video0
+cardctl          input         net          shm          tty26  tty49  ttymxc2             vcs3     video1
+cec0             kmsg          null         snd          tty27  tty5   ttyp0               vcs4     vsi_daemon_ctrl
+char             kvm           port         stderr       tty28  tty50  ttyp1               vcs5     watchdog
+console          log           pps0         stdin        tty29  tty51  ttyp2               vcs6     watchdog0
+cpu_dma_latency  loop-control  ptmx         stdout       tty3   tty52  ttyp3               vcs7     wt1
+cuse             loop0         ptp0         tty          tty30  tty53  ttyp4               vcsa     wt10
+disk             loop1         pts          tty0         tty31  tty54  ttyp5               vcsa1    wt2
+dma_heap         loop2         ptyp0        tty1         tty32  tty55  ttyp6               vcsa2    wt3
+dri              loop3         ptyp1        tty10        tty33  tty56  ttyp7               vcsa3    wt4
+fb               loop4         ptyp2        tty11        tty34  tty57  ttyp8               vcsa4    wt5
+fb0              loop5         ptyp3        tty12        tty35  tty58  ttyp9               vcsa5    wt6
+fd               loop6         ptyp4        tty13        tty36  tty59  ttypa               vcsa6    wt7
+full             loop7         ptyp5        tty14        tty37  tty6   ttypb               vcsa7    wt8
+fuse             mapper        ptyp6        tty15        tty38  tty60  ttypc               vcsu     wt9
+galcore          mem           ptyp7        tty16        tty39  tty61  ttypd               vcsu1    wttot
+gpiochip0        mmcblk0       ptyp8        tty17        tty4   tty62  ttype               vcsu2    zero
+gpiochip1        mmcblk0boot0  ptyp9        tty18        tty40  tty63  ttypf               vcsu3
+gpiochip2        mmcblk0boot1  ptypa        tty19        tty41  tty7   ubi_ctrl            vcsu4
+gpiochip3        mmcblk0p1     ptypb        tty2         tty42  tty8   udev_network_queue  vcsu5
+
+root@imx8mq-var-dart:~# ls /dev/usb
+lp0
+}}}
+
+Print "Hello world" to the printer:
+
+{{{
+root@imx8mq-var-dart:/usr/sbin/diag# echo "Hello world" > /dev/usb/lp0
+}}}
+
+Print file to the printer:
+
+{{{
+root@imx8mq-var-dart:~# cat /usr/sbin/diag/filemgr.sh > /dev/usb/lp0
+}}}