Ramanan- > I am using TMS320C6204 DSP to process data read from a FIFO. The FIFO is > to be connected as glue less interface through the Expansion bus of the > DSP (in XCE3 space). The FIFO we are going to use is from IDT. Is the > 6204 DSP compatible with the IDT FIFO? Also I have planned to operate > the XBUS with the internal arbiter enabled. In this mode, what should be > done to the signals XHOLD and XHOLDA? Should I pull it down? I am not > using the Host port interface of the XBUS. I think the XHOLD and XHOLDA > signals are meant for HPI. Please any body who knows help me. Suggest that you use a sufficient size logic device, and put the FIFO(s) in the logic. YOu will need a number of control signals, state-machines, etc. to handle synchronous X-Bus transfers, so you got to have the logic anyway. Why use a separate FIFO IC? Keep the design simple and flexible. Jeff Brower DSP sw/hw engineer Signalogic |