Hi !

I have connect a centronics port printer HP 550C to a USB Data Switch from 

Hama (Model USB-201).

After insmod of kernel modules uss720 and printer i get the messages: 

Mar  7 19:21:18 PCNEU kernel: 0x378: FIFO is 16 bytes
Mar  7 19:21:18 PCNEU kernel: 0x378: writeIntrThreshold is 16
Mar  7 19:21:18 PCNEU kernel: 0x378: readIntrThreshold is 16
Mar  7 19:21:18 PCNEU kernel: 0x378: PWord is 8 bits
Mar  7 19:21:18 PCNEU kernel: 0x378: Interrupts are ISA-Pulses
Mar  7 19:21:18 PCNEU kernel: 0x378: ECP port cfgA=0x10 cfgB=0x40
Mar  7 19:21:18 PCNEU kernel: 0x378: ECP settings irq=<none or set by other 
means> dma=<none or set by other means>
Mar  7 19:21:18 PCNEU kernel: parport0: PC-style at 0x378 (0x778) 
[PCSPP,TRISTATE,COMPAT,ECP]
Mar  7 19:21:18 PCNEU kernel: parport0: irq 7 detected
Mar  7 19:21:18 PCNEU kernel: parport0: cpp_daisy: aa5500ff(98)
Mar  7 19:21:18 PCNEU kernel: parport0: assign_addrs: aa5500ff(98)
Mar  7 19:21:18 PCNEU kernel: parport0: cpp_daisy: aa5500ff(98)
Mar  7 19:21:18 PCNEU kernel: parport0: assign_addrs: aa5500ff(98)
Mar  7 19:21:18 PCNEU kernel: usb.c: registered new driver uss720
Mar  7 19:21:18 PCNEU kernel: uss720: probe: vendor id 0x47e, device id 0x1001
Mar  7 19:21:18 PCNEU kernel: uss720: set inteface result 0
Mar  7 19:21:18 PCNEU kernel: uss720: (C) 1999 by Thomas Sailer, 
<[EMAIL PROTECTED]>
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(0) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: uss720: reg: d8 0c 23 00 00 00 01
Mar  7 19:21:18 PCNEU kernel: uss720: epaddr 131 interval 1
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(1) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: parport1: cpp_mux: aa55f00f52ad51(00)
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(1) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: parport1: cpp_daisy: aa5500ff(00)
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(1) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: parport1: assign_addrs: aa5500ff(00)
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(2) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(1) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(2) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(1) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: parport1: cpp_mux: aa55f00f52ad51(00)
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(1) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: parport1: cpp_daisy: aa5500ff(00)
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(1) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: parport1: assign_addrs: aa5500ff(00)
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(2) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(1) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: uss720: get_1284_register(2) failed, status 0x7
Mar  7 19:21:18 PCNEU kernel: uss720: USB<->IEEE1284 cable driver v0.4 
registered.
Mar  7 19:21:18 PCNEU kernel: uss720: (C) 1999 by Thomas Sailer, 
<[EMAIL PROTECTED]>
Mar  7 19:21:18 PCNEU kernel: usb.c: registered new driver usblp

Printing fails:

root@PCNEU /privat > ls -l /dev/usblp*
crw-r--r--    1 root     root     180,   0 Jan 19 09:36 /dev/usblp0
crw-r--r--    1 root     root     180,   1 Jan 19 09:36 /dev/usblp1
crw-r--r--    1 root     root     180,   2 Jan 19 09:36 /dev/usblp2
crw-r--r--    1 root     root     180,   3 Jan 19 09:36 /dev/usblp3

root@PCNEU /privat > cat /etc/fstab > /dev/usblp0
bash: /dev/usblp0: No such device

What's wrong ?

My config: Kernel 2.4.3pre2, KDE 2.1, XFree 4.0.2, SuSE 7.1

Dirk
3]
_

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