Mail Archives: geda-user/2021/07/14/12:14:59
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> On Jul 14, 2021, at 8:23 AM, Erich Heinzle (a1039181 AT gmail DOT com) [via =
geda-user AT delorie DOT com] <geda-user AT delorie DOT com> wrote:
>=20
> I think the lesson is that you need a save file format that can =
adequately express the feature set being used on a board, rather than =
having the feature set used on the board being constrained by the save =
file format.
There are more things than boards. Simulation is also important. I wrote =
gnet-spice-noqsi to make it practical to annotate a common schematic set =
for both layout and simulation. There are more layout systems than pcb. =
The core strength of gEDA from the beginning was its ability to support =
any one with a netlist format that was documented, or easy to figure out =
from examples.
Another strength of our file format is that while it is hierarchical =
like XML and s-expressions, it is also easily processed by classic =
line-oriented utilities (sed, awk, perl, =E2=80=A6). We get the =
advantages of both worlds.
John Doty Noqsi Aerospace, Ltd.
jpd AT noqsi DOT com
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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; =
charset=3Dutf-8"></head><body style=3D"word-wrap: break-word; =
-webkit-nbsp-mode: space; line-break: after-white-space;" class=3D""><br =
class=3D""><div><br class=3D""><blockquote type=3D"cite" class=3D""><div =
class=3D"">On Jul 14, 2021, at 8:23 AM, Erich Heinzle (<a =
href=3D"mailto:a1039181 AT gmail DOT com" class=3D"">a1039181 AT gmail DOT com</a>) =
[via <a href=3D"mailto:geda-user AT delorie DOT com" =
class=3D"">geda-user AT delorie DOT com</a>] <<a =
href=3D"mailto:geda-user AT delorie DOT com" =
class=3D"">geda-user AT delorie DOT com</a>> wrote:</div><br =
class=3D"Apple-interchange-newline"><div class=3D""><span =
style=3D"caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: =
12px; font-style: normal; font-variant-caps: normal; font-weight: =
normal; letter-spacing: normal; text-align: start; text-indent: 0px; =
text-transform: none; white-space: normal; word-spacing: 0px; =
-webkit-text-stroke-width: 0px; text-decoration: none; float: none; =
display: inline !important;" class=3D"">I think the lesson is that you =
need a save file format that can adequately express the feature set =
being used on a board, rather than having the feature set used on the =
board being constrained by the save file =
format.</span></div></blockquote><br class=3D""></div><div>There are =
more things than boards. Simulation is also important. I wrote =
gnet-spice-noqsi to make it practical to annotate a common schematic set =
for both layout and simulation. There are more layout systems than pcb. =
The core strength of gEDA from the beginning was its ability to support =
any one with a netlist format that was documented, or easy to figure out =
from examples.</div><div><br class=3D""></div><div>Another strength of =
our file format is that while it is hierarchical like XML and =
s-expressions, it is also easily processed by classic line-oriented =
utilities (sed, awk, perl, =E2=80=A6). We get the advantages of both =
worlds.</div><br class=3D""><div class=3D"">
<span class=3D"Apple-style-span" style=3D"border-collapse: separate; =
border-spacing: 0px; font-variant-ligatures: normal; =
font-variant-east-asian: normal; font-variant-position: normal; =
line-height: normal;"><div style=3D"word-wrap: break-word;" =
class=3D""><span class=3D"Apple-style-span" style=3D"border-collapse: =
separate; border-spacing: 0px; color: rgb(0, 0, 0); font-family: =
Helvetica; font-size: 12px; font-style: normal; font-variant-ligatures: =
normal; font-variant-caps: normal; font-variant-east-asian: normal; =
font-variant-position: normal; font-weight: normal; letter-spacing: =
normal; line-height: normal; text-indent: 0px; text-transform: none; =
orphans: 2; white-space: normal; widows: 2; word-spacing: 0px;"><p =
style=3D"margin: 0px;" class=3D""><font face=3D"Helvetica" size=3D"3" =
style=3D"font-style: normal; font-variant-caps: normal; font-weight: =
normal; font-size: 12px; line-height: normal; font-family: Helvetica;" =
class=3D"">John Doty<span class=3D"Apple-converted-space"> =
<span =
class=3D"Apple-converted-space"> </span><span =
class=3D"Apple-converted-tab"> <span =
class=3D"Apple-converted-space"> </span></span></span>Noqsi =
Aerospace, Ltd.</font></p><p style=3D"margin: 0px;" class=3D""><a =
href=3D"mailto:jpd AT noqsi DOT com" class=3D"">jpd AT noqsi DOT com</a></p><br =
class=3D"Apple-interchange-newline"></span></div></span><br =
class=3D"Apple-interchange-newline">
</div>
<br class=3D""></body></html>=
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