Re: [myhdl-list] Unable to get a counter working

[Günter D. <dan...@we...>]

Andrew Lentvorski wrote:
> Could someone please explain to me what I'm doing wrong?  

pcTemp is a signal. When you assign to a signal you need to use the 
.next property.

See my modification below.

...

> 
> def PCStage(gclk, pc):
> 
>     pcTemp = Signal(intbv(0)[32:])
>     flgPCValidTemp = Signal(bool(0))
> 
>     @always_comb
>     def pc_logic():
>         # WTF?  If you uncomment the next line, you get an unbound
>         # local error.  Why not in pc_flops(), too?
>         # print "pc:pcTemp: 0x%08x:0x%08x" % (int(pc), int(pcTemp))
>         pcTemp = pc + 4
	  pcTemp.next = pc + 4
>         print "pc:pcTemp: 0x%08x:0x%08x" % (int(pc), int(pcTemp))

I tried that an was able to comment out the print line above.

Guenter