[etherlab-users] EL2502 problem

[Michael Sagner]

Hello Andreas,
thx for your answer. Here's the requested info:

the outpout of the 'slaves' command is:

=== Master 0, Slave 3 ===
State: PREOP
Flag: +
Identity:
  Vendor Id:       0x00000002
  Product code:    0x09c63052
  Revision number: 0x00120000
  Serial number:   0x00000000
DL information:
  FMMU bit operation: no
  Distributed clocks: yes, 64 bit
  DC system time transmission delay: 430 ns
Port  Type  Link  Loop    Signal  NextSlave  RxTime [ns]  Diff [ns]   NextDc
[ns]
   0  EBUS  up    open    yes             2    496471658           0
140
   1  EBUS  up    open    yes             4    496473098        1440
140
   2  N/A   down  closed  no              -            -           -
-
   3  N/C   down  closed  no              -            -           -
-
Mailboxes:
  Bootstrap RX: 0x1000/244, TX: 0x10f4/244
  Standard  RX: 0x1000/128, TX: 0x1080/128
  Supported protocols: CoE, FoE
General:
  Group: DigOut
  Image name: 
  Order number: EL2502
  Device name: EL2502 2K. PWM Ausgang, 24V
  CoE details:
    Enable SDO: yes
    Enable SDO Info: yes
    Enable PDO Assign: yes
    Enable PDO Configuration: no
    Enable Upload at startup: no
    Enable SDO complete access: no
  Flags:
    Enable SafeOp: no
    Enable notLRW: no
  Current consumption: 150 mA

----------------------------------------------------------------------------
-----------------------------------
The output of the 'pdos' command is:

=== Master 0, Slave 3 ===
SM0: PhysAddr 0x1000, DefaultSize  128, ControlRegister 0x26, Enable 1
SM1: PhysAddr 0x1080, DefaultSize  128, ControlRegister 0x22, Enable 1
SM2: PhysAddr 0x1100, DefaultSize    4, ControlRegister 0x24, Enable 1
  RxPDO 0x1600 "PWM RxPDO-Map  Ch.1"
    PDO entry 0x7000:11, 16 bit, "PWM output"
  RxPDO 0x1601 "PWM RxPDO-Map  Ch.2"
    PDO entry 0x7010:11, 16 bit, "PWM output"
SM3: PhysAddr 0x1180, DefaultSize    0, ControlRegister 0x20, Enable 0

-----Ursprüngliche Nachricht-----
Von: Andreas Stewering-Bone [mailto:ab at igh-essen.com] 
Gesendet: Mittwoch, 10. November 2010 09:54
An: Michael Sagner; etherlab-users at etherlab.org
Betreff: Re: [etherlab-users] EL2502 problem

Hello Michael,

the documentation makes a note about different Hardware Versions.

Changing the period via pdo mapping is only supported for version higher or
equal than 01.

Please show following outputs
-ethercat slaves -px -v
-ethercat pdos -px



Greatings

Andreas

Michael Sagner schrieb:
>
> I can set the pulse width of EL2502 PWM outputs without a problem, but 
> I’m at a loss when it comes to setting their frequency.
>
> According to the Beckhoff docs, index 0x1600/0x1601 must be 
> deactivated, and index 0x1602/0x1603 must be activated in order to do 
> this.
>
> Q: How do I do this using ecrt_.... commands? Are there any code 
> samples around somewhere?
>
> M. Sagner
>
> ----------------------------------------------------------------------
> --
>
> _______________________________________________
> etherlab-users mailing list
> etherlab-users at etherlab.org
> http://lists.etherlab.org/mailman/listinfo/etherlab-users
>   


-- 

------------------------------------------------------------------------

Dipl.-Ing. Andreas Stewering-Bone            Amtsgericht Essen HRB 11500 
Ingenieurgemeinschaft IgH                    USt-Id.-Nr.: DE 174 626 722 
Gesellschaft für Ingenieurleistungen mbH     Geschäftsführung:           
Heinz-Bäcker-Str. 34                         Dr.-Ing. S. Rotthäuser      
D-45356 Essen                                Dr.-Ing. T. Finke           
Tel.: +49 201 / 360-14-15                    Dr.-Ing. W. Hagemeister     
Fax.: +49 201 / 360-14-14                    Tel.: +49 201 / 360-14-0    
Andreas.Stewering-Bone at igh-essen.com         http://www.igh-essen.com    

------------------------------------------------------------------------