Gagan- > The JTAG clock freq control is provided > in the POD only. It is for the manufacure to give > some kind of interface to do so. In my case we did > use flexds emulators. They did provided control to > change JTAG clock by jumper settings in the POD > itself. Ok, score one for Flexds emulators, that is an excellent feature. I think I will e-mail the Mike and Danny at Spectrum Digital and see what is their suggestion on how to do it with their units. Jeff Brower system engineer Signalogic > Plus u have to specify the same in ur config file > placed mostly in ..\ti\cc\bin > > Regards > Gagan > > --- Jeff Brower <> wrote: > > Gagan- > > > > > I guess better put the TI device as > > first > > > CPU in the boundary scan chain. This might help. I > > > only run homogenous mix of 8 TI DSPs in single > > chain. > > > But havn't try on the hetrogenous mix of other > > CPUs > > > Other thing is to slow the JTAG clock from 10.xx > > to > > > 2.xx > > > > Do you know how to slow the JTAG clock with Spectrum > > Digital XDS510PP emulator? > > There have been a few times before we wanted to slow > > the clock for board debug > > purposes. There is a "Speed" control in the > > SDConfig setup, but I think that is a > > host software transfer rate setting. > > > > Jeff Brower > > system engineer > > Signalogic > > > > > --- Arius - Rick Collins <> > > wrote: > > > > The JTAG port is used both for debugging > > software in > > > > development and for > > > > boundary scan hardware test in production. Most > > of > > > > the PLD vendors provide > > > > support in their programming software for other > > > > devices in the scan > > > > chain. But I have received mixed advice on > > putting > > > > TI DSPs in a scan chain > > > > with other devices. TI has lots of literature > > > > saying you can do this and > > > > Code Composer seems to offer support for this. > > But > > > > when I asked TI support > > > > about it, they said they don't advise you to try > > it, > > > > but to put the DSP on > > > > its own JTAG port with no other devices. > > > > > > > > Seems TI can't make up its mind about whether or > > not > > > > they wish to support > > > > JTAG for boundary scan. Anyone have any > > experience > > > > with this? Have you > > > > used TI DSPs in a scan chain with other devices > > such > > > > as FPGAs and MCUs? > > > > > > > > > > > > Rick Collins > > > > > > > > > > > > > > > > Arius - A Signal Processing Solutions Company > > > > Specializing in DSP and FPGA design > > > > http://www.arius.com > > > > 4 King Ave > > > > 301-682-7772 Voice > > > > Frederick, MD 21701-3110 > > > > 301-682-7666 FAX |