--- Dieter Doepfer <hardware@doepfer.de> wrote: > From: "Dieter Doepfer" <hardware@doepfer.de> > To: "Bakis Sirros" <synth_freak_2000@yahoo.com> > Subject: Bus behaviour of A-110 and A-111 > Date: Thu, 3 Jun 2004 13:23:44 +0200 > > Dear Bakis, > > we received some questions concerning the CV bus > concept for A-110 and A-111 > during the last weeks. Maybe it is a good idea to > publish the following text > to the group too. > > Best wishes > Dieter Doepfer > > > > The bus access is a bit different for A-110 and > A-111. > > For the A-110 socket CV1 is normalled to the bus CV, > i.e. the VCO is > controlled by the bus CV provided that no plug is > inserted into the CV1 > socket. As soon as a plug is inserted into the CV1 > socket the connection to > the bus CV is interrupted and the CV applied to the > CV1 socket is used to > control the A-110. If you want that the A-110 is not > controlled by the bus > CV simply make a connection to the CV1 socket. It is > also possible to > interrupt the A-110 from the bus permanently by > cutting the cable leading > from CV terminal of the 16 pin bus connector to > socket CV1 at the bottom of > the A-110 pc board). > > For the A-111 the bus concept is a bit different > (the A-111 was developed > about 2 years after the A-110 and we found the new > concept a bit better): > Socket CV1 is not normalled to the bus CV but there > is a jumper available > that defines if the A-111 is controlled by the bus > CV too (i.e. both CV1 and > bus CV provided that the jumper is set). If the > jumper is removed the A-111 > does not respond to the bus CV and is completely > independent from the CV > signal applied by the A-185 (or A-190) to the bus. > If the jumper is set the > A-111 responds to the CV signal applied to the bus > and the CV applied to CV1 > (the CVs are summed) in this case. > > The behaviour is described in detail in the A-110 > resp. A-111 user's manual. > > ===== Bakis Siros Parallel Worlds / Polariton Athens-Greece [Doepfer_a100] group owner http://www.shimarecords.co.uk http://www.ward12.com __________________________________ Do you Yahoo!? Friends. Fun. Try the all-new Yahoo! Messenger. http://messenger.yahoo.com/
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Fwd: Bus behaviour of A-110 and A-111
2004-06-03 by Bakis Sirros
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