Re: [OpenOCD-devel] flyswatter2 vs artix 7

[Enrico W. m. IT c. <in...@me...>]

On 26.10.2017 19:50, Paul Fertser wrote:
> Hi Enrico,
> 
> On Thu, Oct 26, 2017 at 06:35:31PM +0200, Enrico Weigelt, metux IT consult wrote:
>> I'd like to program a new bitfile to an artix-7 (xc7a50t) via
>> openocd + flyswatter2, but having trouble connecting to it:
> ...
>> Error: JTAG scan chain interrogation failed: all ones
>> Error: Check JTAG interface, timings, target power, etc.
> ...
>> Do I need some additional configuration ?
> 
> Are you sure the connection, pinout, target power, etc etc is ok? Do
> you have TRST connected, if yes, then you should tell OpenOCD you have
> it (reset_config trst_only).

No TRST according to the board schematics.
Does that need any special configuration ?


--mtx

-- 
Enrico Weigelt, metux IT consult
Free software and Linux embedded engineering
in...@me... -- +49-151-27565287