Re: New user to electric and flip-flops.

[Steven Rubin]

At 11:37 AM 3/10/2009, you wrote:
> I've just started using Electric for class, and I'm having trouble 
> with flip-flops. I cannot run any simulations with flip-flops if I 
> hook anything into the CLR port. The simulation fails to run with this error...
>
> Compiling VHDL in cell 'CPU_Handshake_(D_FF){vhdl}' 
> ...*****  UNRESOLVED REFERENCES *****
> drff, 1 time(s)
> Done, created cell 'CPU_Handshake_(D_FF){net.als}'
> Simulating netlist in cell 'CPU_Handshake_(D_FF){net.als}'
> ERROR: Model 'DRFF' not found, simulation aborted
>
> If I try to use a T FF, it fails to find the model TRFF. Any help 
> would be appreciated. :)

Unfortunately, there are only models for the JKFF and the DSFF.  You 
can see them in the code at:
    com.sun.electric.tool.user.CompileVHDL.java
and, if you are enterprising, you can write additional models.

   -Steven Rubin