Re: [casper] roach adc sampling rate

2012-01-24 Thread Marco Bartolini
Hi Louis,I had your same problem some time ago. I had written a matlab function "lower_freq.m" that you can find attached, the code should be self explanatory ... and i don't remember the detailsbasically you should compile your design with bee_xps up to "Copy base package", invoke lower_freq on

Re: [casper] roach adc sampling rate

2012-01-24 Thread Louis Dartez
Hello Glenn, Marco, Thank you for your quick replies. I'll be stopping by the lab this afternoon to give your suggestions and try. Glenn: I'll look around for the DCM/MMCM configurations and I'll let you know where I find them if I do. Marco: thank you for the m file. I haven't

Re: [casper] roach adc sampling rate

2012-01-24 Thread G Jones
Louis and others, Note that Marco's script modifies the DCM/MMCM configuration that I was referring to, so running his script should solve the problem. You can look at the source to see how it works. It just modifies the word HIGH in adc_interface.vhd to LOW. Glenn On Tue, Jan 24, 2012 at 7:30

Re: [casper] Initial Board Startup

2012-01-24 Thread rick raffanti
Are you using a null modem serial cable? I think you have to. Rick On 1/24/2012 12:15 PM, Joseph Greenberg wrote: We have an new Roach board from the factory. I understand it should have uboot installed in flash, and I should be able to observe the boot procedure via the serial port. When I

Re: [casper] Initial Board Startup

2012-01-24 Thread John Ford
We have an new Roach board from the factory. I understand it should have uboot installed in flash, and I should be able to observe the boot procedure via the serial port. When I observe with a serial port setup to 115,200,N,8 I see no activity on powering up the card. What do I need to do