Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

On Chip Memory Configuration and Altera Megafunction

Hi! I have a Cyclone V device that has 5,662,720 block memory bits.I have implemented 3 dual port RAMs that are 8 bits wide and 139520 deep.I figured that each RAM would amount to 109 M10K blocks, an...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

See the "Recommended HDL Coding Styles" chapter in the Quartus handbook for details on all this.

You can use synthesis attributes added to your HDL code to select a type of memory block to use.

You don't display your code, but to infer RAMs, the inputs and outputs of the RAM must all be registered.

Check your device's handbook and the Quartus handbook for specifics.