Re: [etherlab-dev] Large PDOs

2013-12-12 Thread Jeroen Van den Keybus
> > I’m not sure how the former would help you, since you’re still constrained > by the wire delays of the large data block. > > I could, in the slower thread, upload the SDO in smaller parts (e.g. 64 bytes each) and use linear addressing for that. > > And the second just sounds like “I want non

Re: [etherlab-dev] Large PDOs

2013-12-11 Thread Gavin Lambert
[mailto:jeroen.vandenkey...@gmail.com] Sent: Wednesday, 11 December 2013 22:14 To: Gavin Lambert Cc: etherlab-dev@etherlab.org Subject: Re: [etherlab-dev] Large PDOs Gavin, Thanks for your reply. Currently this slave does not support SDOs since it is a 'resource constrained' FPGA ba

Re: [etherlab-dev] Large PDOs

2013-12-11 Thread Jeroen Van den Keybus
; > > > *From:* etherlab-dev-boun...@etherlab.org [mailto: > etherlab-dev-boun...@etherlab.org] *On Behalf Of *Jeroen Van den Keybus > *Sent:* Wednesday, 11 December 2013 11:02 > *To:* etherlab-dev@etherlab.org > *Subject:* [etherlab-dev] Large PDOs > > > > Hi, > > &

Re: [etherlab-dev] Large PDOs

2013-12-10 Thread Gavin Lambert
.org] On Behalf Of Jeroen Van den Keybus Sent: Wednesday, 11 December 2013 11:02 To: etherlab-dev@etherlab.org Subject: [etherlab-dev] Large PDOs Hi, I want to use a single, quite large (1,024 byte) PDO. Does anyone know how to specify such a large PDO in the XML description file / SII

[etherlab-dev] Large PDOs

2013-12-10 Thread Jeroen Van den Keybus
Hi, I want to use a single, quite large (1,024 byte) PDO. Does anyone know how to specify such a large PDO in the XML description file / SII EEPROM content ? It seems that only base types are allowed as DataType in a PDO entry (basically any common data type up to 64 bits). Even if using 64-bit