[ltp] serial port won't work as terminal to connect to other devices

[Tom]

Just run minicom.  CTRL-A Z will bring up the setup menu.  Select "O"=20
(cOnfigure) and set your serial port up.  It should work.

HTH,
Tom

On Monday 09 December 2002 22:24, S Y Medley wrote:
> Please help, if you can.
>
> I've got a Thinkpad set up as a dual boot (Windows
> 2000 and RedHat Linux 6.2).
>
> In Windows, the COM1 works fine with settings 9600N8.
>
> I've been trying for days to get minicom set up to
> work as a terminal on that same serial port.  I'm
> stumped.
>
> Examples of things i've tried:
>
> wyvern / # cat > /dev/ttyS0
> cat: write error: Input/output error
> wyvern / # cat > /dev/ttyS1
> cat: write error: Input/output error
> wyvern / # cat > /dev/ttyS2
> cat: write error: Input/output error
>
> wyvern /dev # setserial /dev/ttyS0 autoconfig
> wyvern /dev # setserial -a /dev/ttyS0
> /dev/ttyS0, Line 0, UART: unknown, Port: 0x03f8, IRQ:
> 4
> =09Baud_base: 115200, close_delay: 50, divisor: 0
> =09closing_wait: 3000, closing_wait2: infinte
> =09Flags: spd_normal skip_test
>
>
> O_wyvern:/proc$ cat /proc/tty/driver/serial
> serinfo:1.0 driver:4.27
> 0: uart:unknown port:3F8 irq:4
> 1: uart:unknown port:2F8 irq:3
> 2: uart:unknown port:3E8 irq:4
> 3: uart:unknown port:2E8 irq:3
> 4: uart:unknown port:1A0 irq:9
> ....
>
> wyvern / # ll /dev/ttyS*
> crw-rw-rw-    1 root     tty        4,  64 May  5
> 1998 /dev/ttyS0
> crw-------    1 root     tty        4,  65 May  5
> 1998 /dev/ttyS1
> crw-------    1 root     tty        4,  66 May  5
> 1998 /dev/ttyS2
> crw-------    1 root     tty        4,  67 May  5
> 1998 /dev/ttyS3
>
> wyvern / # cp junk.txt /dev/ttyS0
> cp junk.txt /dev/ttyS0
> cp: /dev/ttyS0: Input/output error
>
> I think the hardware and BIOS setup must all be good
> because it works fine with Windows.  There's something
> i'm missing on the Linux side....
>
> Thanks,
> Susannah
>
>
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