Re: gEDA-user: geda master attributes list: spaces in âdeviceâ value?

[Vladimir Zhbanov <vzhbanov@xxxxxxxxx>]

On Sat, Jun 04, 2011 at 02:13:43AM +0200, Kai-Martin Knaak wrote:
> Colin D Bennett wrote:
> 
> > There seems to be a contradiction in the description of the âdeviceâ
> > attribute on the wiki master_attributes_list [1].
> > 
> >> Do not put spaces into the device name; there are some programs which
> >> dislike spaces in the device specifier. Generally the device name is
> >> in all caps. Examples: device=7400 device=CONNECTOR 10 device=NPN
> >> TRANSISTOR
> > 
> > The two of the three examples given have spaces in the value, but the
> > text says not to use spaces.  Which is correct?
> 
> And: 
> * What is the intended purpose of the device attribute?
	Spice simulation.

> * What components use the device attribute?
	Many of them. For example, transistors.

> * What value should be chosen for the device attribute?  
	See 'Circuit Simulation using gEDA and SPICE - HOWTO' or 'SPICE on
	gEDA HOWTO' by SDB

> * What symbols can get away with no device attribute?
> * What is the difference between "device=none" and no device attribute at all?
> * Why do graphical symbols need  "device=none"? Do they really need it?
> * Why does the device name have to be in caps? Does it have to?
	Device names are backend dependent. If the backend uses name in
	all caps, why not?

	And I suspect 'NPN TRANSISTOR' above is just typo. It should be
	NPN_TRANSISTOR.
> 
> ---<)kaimartin(>---

-- 
VZh


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