On 06/04/2017 02:54 PM, QWeRKUS qwErkus wrote: > Thank you for your reply. JTAG seems even trickier than serial. So far > all my attempts to scan for a valid JTAG chain end up with: > > Error: JTAG scan chain interrogation failed: all zeroes > > There a just too many variables to check for a newbie like myself, so > I guess I'll go with the spi programmer. Turns out this is another > thing the pi can do (via flashrom) so no need for new hardware. Are > you sure you need to desolder the chip though ? Shouldn't this be > working with a 8 pin SOIC clamp and and external 3.3V power source (I > have an old ATX PSU doing the job) ? > > It should, but in some cases it does not (depends from how the board was designed) and in those situations you need to desolder the chip. I got most of these "cases where it does not work" in PC and laptop boards though.
-Alberto _______________________________________________ Lede-dev mailing list Lede-dev@lists.infradead.org http://lists.infradead.org/mailman/listinfo/lede-dev