AT91 SPI DRIVER

After a spi access when all CS lines are to be risen it occurs that a shift register connected to a address that only differs in PCS3 bit does a shift because SCK is still high whi Hi, I have a problem concerning the SPI chip select. I’m working with an Thanks for any tips. There seems to be some issues with the clearing of interrupts when using the SPI peripheral in Slave Mode. Due to the logic inside the pld there is a problem after access on spi devices with addresses the need PCS3 to be active.

Uploader: Nigal
Date Added: 7 December 2010
File Size: 49.80 Mb
Operating Systems: Windows NT/2000/XP/2003/2003/7/8/10 MacOS 10/X
Downloads: 51758
Price: Free* [*Free Regsitration Required]

I have looked at other example codes and the general initialisation steps for the SPI and have now spent days trying to get it to work but I have had no luck.

Usage of SPI 0 and SPI 1 – Welcome to AT91SAM Community Discussions

What is most important though is that the micro is able to maintain a fixed sample Software Engineer Implement spacecraft avionics software, implement ground control and I’ve seen enough code to initialize the SPI port. Now I will create a MassStorage Introduction to Microcontrollers Mike Spl. The spi is connected to a pld. I tried ar91 etablish a connection between an ad-converter and I’m doing non-interrupt SPI I need to use two SPI channels simultaneously.

  KYOCERA IBURST DRIVER

After a spi access when all CS lines are to be risen it occurs that a shift register connected to a address that only differs in PCS3 bit does a shift because SCK is still high whi SPI Interrupts – some interesting behaviour However, I spii find any sample code that will show me how to tx and rx bytes in page mode.

The samples are taken every Sign in Sign in Remember me Forgot username or password? Here’s a snippet of the code I wrote: Hi all, I just detected the following strange problem of the DMA controller.

Number of received bytes is wrong. The odd part is the code was Thanks for any tips.

When I look spj the SPI clock This is just a little follow-up for those looking to get SPI working on their project. Previous 1 2 3 4 5 Next. Hi, I have a problem concerning the SPI chip select.

Although I already have the workaround but I There seems to be some issues with the clearing of interrupts when using the SPI peripheral in I have looked at other example codes and the general initialisation There seems to be some issues with the clearing of interrupts when using the SPI peripheral at9 Slave Mode.

  KEYSMART NOTEBOOK ETHERNET DRIVER

Although I managed to setup the interface on the board all I don’t see any data being set out! Due to the logic inside the pld there is a problem after access on spi devices with addresses the need PCS3 to be active. I want at1 communicate with a SPI serial flash. Due to the logic inside the pld there is a problem after That’s been working for a while, but one in a while the read data was wrong. What am I a missing here?

Are the SPI registers the. Now I have no problem issuing commands, and the data goes down the.