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Discussion Groups | TMS320C54x | '5410 DMA
Technical discussions about the TI C54x DSPs (including the c5401, c5402, c5402a, c5404, c5407, c5409, c5409a, c5410, c5410a, c5416, c5420, c5421, c5441, c549, c5470 and c5471).
'5410 DMA - Leigh Wells - Sep 9 18:45:00 1999
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> Hi, all. > > I am using the '5410 eval board from Spectrum Digital with Code Composer > > Studio Beta for C5000. > > I am implementing a circular buffer (ABU Mode), which I am filling with > the DMA from a parallel A/D. When I look at the data memory after I stop > > operation, the info is stored in pairs, i.e. each point is being > duplicated and stored after it. My buffer starts at 4000h. 4000h has > e345, 4001h has e345, 4002h has ac67h, 4003 has ac67h, etc. > I have the DMA set to 16 bit transfer mode. > > Has anyone had this problem, perhaps with another of the 54x series > DSPs? Any ideas as to why this is happening would be greatly > appreciated. > > Leigh W. Wells > Electrical Engineer > Acoustic Positioning Research |
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