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Altera_Forum
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20 years ago

DMA and Uart

hi ! i would like to start implement DMA controller with uart I already generate and download my system into fpga startix II dev board succefully . I saw also documents about DMA , bit into...
Altera_Forum's avatar
Altera_Forum
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20 years ago

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originally posted by pmicro@Jun 22 2006, 12:50 AM

anyway if i choose this system , may i share variables for two cpu?

for example with the cpu n°1 i get and send data and

put them in memory with name (struct mydata), and with cpu n°2 that i use for logical processing may i read and write the same variable (struct mydata) ?

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Yes, in general you can share data among different CPUs. There are different ways to do that. I typically use the one we developed for ERIKA Enterprise, it is quite simple because it allows you to share data structures without changing the source code using them...

bye

Paolo