Hello,
> We're recently testing the RS-485 functionality on the SER4 boards and
> I'm running into trouble. While reading the documentation, I find:
>
> There is a control bit (See Section 5) that must be set for proper
> RS-485 or RS-422
> operation. This bit must be set once and does not need to be updated.
> This enable bit
> solves a problem when RTS is asserted during boot. The BIOS and some
> Operating
> Systems toggle RTS during boot, which could cause it to "jam" the
> RS-485 bus.
>
> To set this bit, we need the base address but where can we find that
> one? I was hoping to find a solution in readmeter.c which I found in
> the example code but it didn't help me pretty much.
>
> Could someone help me?
The TS-Ser4 shows up in I/O space. 8 bit I/O space starts at
0x11E0_0000, just add the offset you have the board jumpered for. You
can find documentation on what the offsets are (based upon the jumpers)
in the TS-Ser4 manual.
http://www.embeddedarm.com/Manuals/TS-SER4.pdf
--
Best Regards,
________________________________________________________________
Eddie Dawydiuk, Technologic Systems | voice: (480) 837-5200
16610 East Laser Drive Suite 10 | fax: (480) 837-5300
Fountain Hills, AZ 85268 | web: www.embeddedARM.com
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