Article View: sci.electronics
Article #8643PC board jumper ideas?
From: Richard Simoni
Date: Fri, 30 Nov 1990 03:24
Date: Fri, 30 Nov 1990 03:24
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1569 bytes
I am building an expansion daughter board for a computer, and I need access to some of the signals on the existing motherboard. All of the signals I need are found on the pins of standard DIP chips on the motherboard. No fancy surface mounting, just DIPs soldered into a 4-layer board. Now... does anyone have any good ideas on how to connect a jumper wire off of those pins? Ideally, the mechanism contacting the pins should be soldered in place, while still allowing the wire itself to be removed, as in a plug/socket arrangement. My own ideas are: 1. Place an IC socket on top of the chip with the desired signal(s), with the socket pins resting on the upper "bend" of the motherboard chip's pins. Then use a DIP jumper to get the signal(s) to the daughter board. 2. Solder some sort of header onto the desired pins. A wire with the appropriate connector for said header then carries the signal(s) to the daugther board. (Is there a type of header made for specifically this purpose?) Any and all ideas appreciated, Rich Simoni simoni@strat.stanford.edu
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arc1-ca.pugleaf.net!utzoo!censor!geac!torsqnt!news-server.csri.toronto.edu!cs.utexas.edu!usc!apple!agate!shelby!cascade.stanford.edu!strat!simoniShow Full Headers
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Path: arc1-ca.pugleaf.net!utzoo!censor!geac!torsqnt!news-server.csri.toronto.edu!cs.utexas.edu!usc!apple!agate!shelby!cascade.stanford.edu!strat!simoni From: simoni@strat.Stanford.EDU (Richard Simoni) Newsgroups: sci.electronics Subject: PC board jumper ideas? Message-ID: <1990Nov30.032401.27217@cascade.Stanford.EDU> Date: 30 Nov 90 03:24:01 GMT Sender: news@cascade.Stanford.EDU (USENET News System) Reply-To: simoni@strat.stanford.edu Organization: Stanford University Lines: 23