Re: [PEDA] SLOTS?
At 12:59 12.05.2004 -0400, you wrote: At 01:46 AM 5/12/2004, Edi Im Hof wrote: Gerber does have a command for drilled slots, but Protel can't generate it. I'd find this a bit surprising, since gerber is a pure graphics format and doesn't have *any* hole commands. That is, gerber can include *graphics* information that might be used by a designer to indicate a hole or slot, but not actual slot information. The terms "hole," "drill," "mill", and "slot" do not appear in the RS-274X specification index and glossary. There might be an *Excellon* command for slots, it would not surprise me at all. I actually meant the Excellon command G85 "Slot drilling". Edi + IH electronic+ Phone: ++41 52 320 90 00 + + Edi Im Hof + Fax: ++41 52 320 90 04 + + Doernlerstrasse 1, Sulz + URL: http://www.ihe.ch + + CH-8544 Rickenbach-Attikon + E-Mail: [EMAIL PROTECTED] + + Switzerland + + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To post a message: mailto:[EMAIL PROTECTED] * * To leave this list visit: * http://www.techservinc.com/protelusers/leave.html * * Contact the list manager: * mailto:[EMAIL PROTECTED] * * Forum Guidelines Rules: * http://www.techservinc.com/protelusers/forumrules.html * * Browse or Search previous postings: * http://www.mail-archive.com/[EMAIL PROTECTED] * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
Re: [PEDA] SLOTS?
At 01:46 AM 5/12/2004, Edi Im Hof wrote: Gerber does have a command for drilled slots, but Protel can't generate it. I'd find this a bit surprising, since gerber is a pure graphics format and doesn't have *any* hole commands. That is, gerber can include *graphics* information that might be used by a designer to indicate a hole or slot, but not actual slot information. The terms "hole," "drill," "mill", and "slot" do not appear in the RS-274X specification index and glossary. There might be an *Excellon* command for slots, it would not surprise me at all. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To post a message: mailto:[EMAIL PROTECTED] * * To leave this list visit: * http://www.techservinc.com/protelusers/leave.html * * Contact the list manager: * mailto:[EMAIL PROTECTED] * * Forum Guidelines Rules: * http://www.techservinc.com/protelusers/forumrules.html * * Browse or Search previous postings: * http://www.mail-archive.com/[EMAIL PROTECTED] * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
Re: [PEDA] SLOTS?
At 07:55 11.05.2004 -0700, Peter Bennett wrote: John Girvan wrote: how does protel 99SE handle drilled slots? im placing a slot that is 12.5mm x 17.5mm on a PCB do i just draw this in as a track on a mechanical layer as the size required and specify this to be cut out on the gerber file?... it does not show up on the drill drawing to be drilled, and 99SE hasnt got scope to add slots (holes have one dimension only), so there does not seem to be an alternate way.. any ideas? Discuss the situation with your board shop to see how they want it documented. Neither Gerber nor Excellon files have provision to show slots or other non-circular holes. Gerber does have a command for drilled slots, but Protel can't generate it. Edi You might place very small non-drillable holes (1 - 5 mil) as markers for the corners or centers of the end radiuses - when the board shop sees these tiny holes, they'll have to read your documentation, or contact you, to find what you really want. -- Peter Bennett TRIUMF 4004 Wesbrook Mall, Vancouver, BC, Canada GPS and NMEA info and programs: http://vancouver-webpages.com/peter/index.html + IH electronic+ Phone: ++41 52 320 90 00 + + Edi Im Hof + Fax: ++41 52 320 90 04 + + Doernlerstrasse 1, Sulz + URL: http://www.ihe.ch + + CH-8544 Rickenbach-Attikon + E-Mail: [EMAIL PROTECTED] + + Switzerland + + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To post a message: mailto:[EMAIL PROTECTED] * * To leave this list visit: * http://www.techservinc.com/protelusers/leave.html * * Contact the list manager: * mailto:[EMAIL PROTECTED] * * Forum Guidelines Rules: * http://www.techservinc.com/protelusers/forumrules.html * * Browse or Search previous postings: * http://www.mail-archive.com/[EMAIL PROTECTED] * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
Re: [PEDA] SLOTS?
Hi John, Our CNC programmers prefer it this way. Draw the exact slot on the mechanical layer 1 and then place text inside the slot on the same layer - something like "rout and remove". TC -Original Message- From: John Girvan [mailto:[EMAIL PROTECTED] Sent: Tuesday, 11 May 2004 10:24 AM To: 'Protel EDA Forum' Subject: [PEDA] SLOTS? how does protel 99SE handle drilled slots? im placing a slot that is 12.5mm x 17.5mm on a PCB do i just draw this in as a track on a mechanical layer as the size required and specify this to be cut out on the gerber file?... it does not show up on the drill drawing to be drilled, and 99SE hasnt got scope to add slots (holes have one dimension only), so there does not seem to be an alternate way.. any ideas? --=_NextPartTM-000-13053c30-afca-4ef3-9148-d98dd3634116-- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To post a message: mailto:[EMAIL PROTECTED] * * To leave this list visit: * http://www.techservinc.com/protelusers/leave.html * * Contact the list manager: * mailto:[EMAIL PROTECTED] * * Forum Guidelines Rules: * http://www.techservinc.com/protelusers/forumrules.html * * Browse or Search previous postings: * http://www.mail-archive.com/[EMAIL PROTECTED] * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
Re: [PEDA] SLOTS?
thanks all for your help, problem solved. jjg -Original Message- From: Jeff Condit [mailto:[EMAIL PROTECTED] Sent: Wednesday, 12 May 2004 2:15 AM To: Protel EDA Forum Subject: Re: [PEDA] SLOTS? Peter, I like the idea of including unreasonably small holes to identify center points of slots or cutouts because it serves as an additional reminder to the fab house to read the notes. Too often they are checking many things under time pressure and this prevents missing a note. I usually place one at the center of each arc that makes up each shape (2 for a slot, 4 for a rectangle, etc. Jeff Condit - Original Message - From: "Peter Bennett" <[EMAIL PROTECTED]> To: "Protel EDA Forum" <[EMAIL PROTECTED]> Sent: Tuesday, May 11, 2004 7:55 AM Subject: Re: [PEDA] SLOTS? > John Girvan wrote: > > > how does protel 99SE handle drilled slots? > > > > im placing a slot that is 12.5mm x 17.5mm on a PCB do i just draw this > > in as a track on a mechanical layer as the size required and specify this to > > be cut out on the gerber file?... it does not show up on the drill drawing > > to be drilled, and 99SE hasnt got scope to add slots (holes have one > > dimension only), so there does not seem to be an alternate way.. > > > > any ideas? > > Discuss the situation with your board shop to see how they want it documented. > Neither Gerber nor Excellon files have provision to show slots or other > non-circular holes. > > You might place very small non-drillable holes (1 - 5 mil) as markers for the > corners or centers of the end radiuses - when the board shop sees these tiny > holes, they'll have to read your documentation, or contact you, to find what > you really want. > > -- > Peter Bennett > TRIUMF > 4004 Wesbrook Mall, Vancouver, BC, Canada > GPS and NMEA info and programs: > http://vancouver-webpages.com/peter/index.html > > > > > > * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To post a message: mailto:[EMAIL PROTECTED] * * To leave this list visit: * http://www.techservinc.com/protelusers/leave.html * * Contact the list manager: * mailto:[EMAIL PROTECTED] * * Forum Guidelines Rules: * http://www.techservinc.com/protelusers/forumrules.html * * Browse or Search previous postings: * http://www.mail-archive.com/[EMAIL PROTECTED] * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
Re: [PEDA] SLOTS?
Peter, I like the idea of including unreasonably small holes to identify center points of slots or cutouts because it serves as an additional reminder to the fab house to read the notes. Too often they are checking many things under time pressure and this prevents missing a note. I usually place one at the center of each arc that makes up each shape (2 for a slot, 4 for a rectangle, etc. Jeff Condit - Original Message - From: "Peter Bennett" <[EMAIL PROTECTED]> To: "Protel EDA Forum" <[EMAIL PROTECTED]> Sent: Tuesday, May 11, 2004 7:55 AM Subject: Re: [PEDA] SLOTS? > John Girvan wrote: > > > how does protel 99SE handle drilled slots? > > > > im placing a slot that is 12.5mm x 17.5mm on a PCB do i just draw this > > in as a track on a mechanical layer as the size required and specify this to > > be cut out on the gerber file?... it does not show up on the drill drawing > > to be drilled, and 99SE hasnt got scope to add slots (holes have one > > dimension only), so there does not seem to be an alternate way.. > > > > any ideas? > > Discuss the situation with your board shop to see how they want it documented. > Neither Gerber nor Excellon files have provision to show slots or other > non-circular holes. > > You might place very small non-drillable holes (1 - 5 mil) as markers for the > corners or centers of the end radiuses - when the board shop sees these tiny > holes, they'll have to read your documentation, or contact you, to find what > you really want. > > -- > Peter Bennett > TRIUMF > 4004 Wesbrook Mall, Vancouver, BC, Canada > GPS and NMEA info and programs: > http://vancouver-webpages.com/peter/index.html > > > > > > * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To post a message: mailto:[EMAIL PROTECTED] * * To leave this list visit: * http://www.techservinc.com/protelusers/leave.html * * Contact the list manager: * mailto:[EMAIL PROTECTED] * * Forum Guidelines Rules: * http://www.techservinc.com/protelusers/forumrules.html * * Browse or Search previous postings: * http://www.mail-archive.com/[EMAIL PROTECTED] * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
Re: [PEDA] SLOTS?
John Girvan wrote: how does protel 99SE handle drilled slots? im placing a slot that is 12.5mm x 17.5mm on a PCB do i just draw this in as a track on a mechanical layer as the size required and specify this to be cut out on the gerber file?... it does not show up on the drill drawing to be drilled, and 99SE hasnt got scope to add slots (holes have one dimension only), so there does not seem to be an alternate way.. any ideas? Discuss the situation with your board shop to see how they want it documented. Neither Gerber nor Excellon files have provision to show slots or other non-circular holes. You might place very small non-drillable holes (1 - 5 mil) as markers for the corners or centers of the end radiuses - when the board shop sees these tiny holes, they'll have to read your documentation, or contact you, to find what you really want. -- Peter Bennett TRIUMF 4004 Wesbrook Mall, Vancouver, BC, Canada GPS and NMEA info and programs: http://vancouver-webpages.com/peter/index.html * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To post a message: mailto:[EMAIL PROTECTED] * * To leave this list visit: * http://www.techservinc.com/protelusers/leave.html * * Contact the list manager: * mailto:[EMAIL PROTECTED] * * Forum Guidelines Rules: * http://www.techservinc.com/protelusers/forumrules.html * * Browse or Search previous postings: * http://www.mail-archive.com/[EMAIL PROTECTED] * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *