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Altera_Forum's avatar
Altera_Forum
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15 years ago

DMA Issue ,please help me,PLEASE

I have a program about DMA , The functions is send data from RS232 to SDRAM, SDRAM can receive data ,but when i check this data whther rightly, find the data that it's not send from uart . the probl...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Hi,

Does it work by now? What did you change?

--- Quote Start ---

void* dest = (void*)IOADDR_ALTERA_AVALON_UART_TXDATA(RS232_BASE );

--- Quote End ---

Did you change it to void* dest = rs232_base+1 and it worked (which would confuse me a lot)?!

Regards