serial port access - microwin step 7

Rein Klazes rklazes at
Thu Jan 15 10:08:35 CST 2004

On Thu, 15 Jan 2004 09:36:44 +0100, you wrote:

> hi,
> i'm trying to get the application MICROWIN STEP 7 (version 3.1 SP2) from
> siemens to run. it's a tool which can program siemens simatic S7 through
> different devices, among others via serial port ppi cabel.
> the problem is this: the application installs fine, but when i try to
> install a software device interface (the interface to the serial port,
> for example), nothing happens. the application doesn't hang, it just
> doesn't add the device interface.
> i assume that the problem is the serial device access under wine. i've
> already added these lines to the configuration file in hope of solving
> the problem:
> [serialports]
> "Com1"="/dev/ttyS0"
> "Com2"="/dev/ttyS1"
> [ports]
> "read"="0x3F8-0x3FF"
> "write"="0x3F8-0x3FF"
> unfortunately, this still hasn't brought me anywhere. above lines should
> allow applications a direct read/write access to the port 0x3F8-0x3FF,
> right? if not, how would i allow a direct access to my serial devices?

Check R/W permission for those devices.

Quote the messages on the terminal from where you start wine. Add
--debugmsg +comm on the command line for more clues what the program is
doing with the COM ports.

Rein Klazes
rklazes at

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