[ECOS] ser_filter

Jonathan Larmour jifl@eCosCentric.com
Fri Mar 28 15:45:00 GMT 2003


Joerg Rapka wrote:
> Hi
> 
> I want to use the "ser_filter.exe" of ecos v2.0b1 under Windows 2000.
> 
> I try the following:
> C:\temp\ser_filter>ser_filter -n -f -c -S COM1 115200
> 
> I try some other combination of options, but always get the help text.
> 
> NOTE:
> The above example worked with "ser_filter.exe" from ecos 1.3.1.

ser_filter hasn't been well tested so far. Can you submit this to bugzilla 
please?

> Another question:
> I have configured my target (own port like ARM7 EB40) to use software 
> flow control.
> For serial test I use "ser_filter.exe" from ecos 1.3.1.
> I run serial tests "serial1, serial2" successfully, but all other tests 
> fails.
> 
> Reason for the failure:
> The "ser_filter.exe" will send binary data containing character "XON" 
> "XOFF", which will be interpreted by the target for the software flow 
> control and ignored in the RX data stream.
> If I look to serial test "flow1" one test case is "software flow control".
> 
> (1) Is it ever possible to run the serial tests with a target configured 
> to software flow control?.
> (2) Does anyone try the same successfully?

Do you mean your serial driver implements software flow control by itself 
or something? ser_filter shouldn't send XON/XOFF unless the test case 
specifically asks it to, like flow1.

Jifl
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