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Altera_Forum
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9 years ago

Can't resolve multiple constant drivers

I have a process type StateType is (ST_IDLE, ST_WAIT_DONE, ST_START_RX_DATA, ST_RX_DATA0, ST_RX_DATA, ST_RX_REG_COM, ST_RX_REG_ADDR, ST_RX_REG_DATA, ST_TX_REG_COM, ST_TX_REG_ADDR, ST_TX_R...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

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1) Send a signal from the other process to the state machine process.

2) Build a memory arbitrator to decide who can access the ram at any given point.

--- Quote End ---

I see. So if I want to change State from several processes I should send several different signals – each signal belongs to its process?

If so - I can do the same for RAM?

The problem is - I set a signal high, but how do I know when to set the signal low?