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Combining analog and digital blocks in Cadence Encounter |
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Just popping in 
Joined: 2008/9/9 14:31
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Hi,
I have designed a custom memory bank and a couple of other analog blocks in cadence virtuoso. These blocks need to be interfaced with a controller and other digital parts. I have the HDL for the digital parts and i can successfully synthesize into gate-level using Synopsys design vision (or Cadence RTL compiler).
I need to know how can i place and route all these blocks automatically. I have heard there is a way to declare the analog blocks as 'black boxes' and then define the connections between the digital and analog blocks, but i am not able to find any help on how to do that.
Does anyone have any tutorial or other resources on that?
Regards, Awais
Posted on: 2008/9/9 14:41
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Re: Combining analog and digital blocks in Cadence Encounter |
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Just popping in 
Joined: 2009/11/12 11:54
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Quote: amkamboh wrote: Hi,
I have designed a custom memory bank and a couple of other analog blocks in cadence virtuoso. These blocks need to be interfaced with a controller and other digital parts. I have the HDL for the digital parts and i can successfully synthesize into gate-level using Synopsys design vision (or Cadence RTL compiler).
I need to know how can i place and route all these blocks automatically. I have heard there is a way to declare the analog blocks as 'black boxes' and then define the connections between the digital and analog blocks, but i am not able to find any help on how to do that.
Does anyone have any tutorial or other resources on that?
Regards, Awais
Hi, You need to create LEF/Liberty library files for such blocks to be able to use in digital backend. Also you could create a pure black box specifing black box commands (see man for details) and using subset of floorplan editing commands in way to specify sizes/boxes of such blocks.
Posted on: 2009/11/12 12:16
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