From: Frieder F. <fri...@we...> - 2008-05-22 18:34:55
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Hi Dani, List schrieb: > I'm not sure yet what I want :-) :) > The problem is that during the dma the on-chip xram does not need any > special threatment, while the off-chip xram does. Would it be correct to say: if you limit DMA to on-chip xram then according to section 6.3 of: http://www.silabs.com/public/documents/tpub_doc/dsheet/Microcontrollers/Precision_Mixed-Signal/en/C8051F06x.pdf no modification would be needed at all? Does your application allow for that? I guess section 6.3 probably fails to mention that no IRQ is supposed to occur between checking DMA0XBY and setting _DMA0HLT ? Greetings, Frieder |