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Altera_Forum's avatar
Altera_Forum
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16 years ago

"readyfordata" won't work

Hi Guys, I'm trying to build an MM Slave component with dataflow control and got some problem. It is very important, that if the target is not ready to receive data then NIOS must stop writing ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

--- Quote Start ---

Your example is software flow control, not hardware flow control.

--- Quote End ---

Okay, then here is a hw flow. But honestly I simply have no idea what the hell can I do w/o software, if the source data is in user space, generated by software. Does not matter... Well:

process (clk, readyfordata)

begin

if rising_edge(clk)

if (readyfordata = '1') then

do your job

end if;

Other stuffs --what are not locked at all:)

end if;

end process;