Re: genSub tutorial needed

[Jim Thomas <thomas@cfht.hawaii.edu>]

>>>>> "Tim" == Tim Mooney <mooney@aps.anl.gov> writes:

 Tim> Dennis Nicklaus wrote:
 >> Here's what I want to do: 1. Have a function which would create two 
 >> arrays, I and Q,  of N points each, using several input parameters 
 >> (values of other PVs) whenever any of the other PVs is set.
 >> 2. Copy these 2 arrays out to two separate VME memory address locations
 >> (I'm copying an array to an array of addresses, not 
 >> each-element-in-the-array-to-the-same-address as in a FIFO).

 Tim> The genSub record does not talk to device support.  If you want to
 Tim> write to hardware, you have to get some other record to do it.

 Tim> ....

 Tim> 2. Write device support for the waveform record to write the arrays
 Tim> to hardware.  Probably you'll want to use a setup routine, callable
 Tim> from st.cmd, to give the waveform records their target address.

If I read the question correctly, I'd "just" have the genSub code write to
the VME memory directly.  There doesn't need to be device support for that.

Jim