[amsat-bb] Re: Questions about use of PC104 connector for CubeSat boards
G0MRF at aol.com
Wed Nov 3 11:46:35 PDT 2010
In a message dated 03/11/2010 16:47:38 GMT Standard Time, pe1rah at yahoo.com
My next worry will be the pin configurations. Is there any standard for
Next I would like to know how modules are controlled by the data bus.
Is it like separate pins for PTT, TX, RX etc...
Or with more smart communication with lines like: address bus, data bus,
Interrupt lines etc. (similar to old ISA PC cards)
Or maybe with I2C.
>From my experience you can get a very good start by downloading the data
sheet on one of the EPS modules from Clydespace. Lots of cubesats start by
using these power systems and there are many products from other suppliers
based on this pinout. The data sheet will tell you which pins are used for
which function, but I dont recall seeing a diagram showing the position of
the connectors relative to the mounting holes etc.
My effort at a simple cubesat board based on the Clydespace EPS pinout is
As you can see, there are plenty of free pins !!
David. G0MRF - ( Enjoyed your presentation at Surrey a few months ago. -
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