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Altera_Forum's avatar
Altera_Forum
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17 years ago

How to use a custom component

Hi, My teacher asks me to write directly from NIOS in the memory of chip. The addresses of the chip are multiplexed and the ports are bidir. I have written a state machine in vhdl and creat...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Avalon Slaves will always receive the address that is aligned to its data width. So, if you issue a write to byte address x10, it will send address x10 to a 8-bit wide slave, address x08 to a 16-bit wide slave, and address x04 to a 32-bit wide slave. If that is what you were experiencing, then it is just the way the avalon spec works.

Kevin