In message <200606030021.58892.antonio.dibacco at aruba.it> you wrote: > > I lowered the SPI bus frequency, the interrupt is now always happening but I > have always problems.
Try reducing the CPM load. If you have a serial console on a SMC, shut it off, etc. Then try again (usually it will be better). > have to double check the writing procedure. But it is also worth to note that > changing the PM (prescaler module) and lowering the SPI clock even more the > writing problem is happening less frequently. Yeah. At a SPI clock of 0 no errors will happen. The problem is, that this is not too much useful either ;-) Best regards, Wolfgang Denk -- Software Engineering: Embedded and Realtime Systems, Embedded Linux Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de Contrary to popular belief, thinking does not cause brain damage.