On 2011/05/11 10:53 AM, Sébastien Baillou wrote:
> Hello Rogan,
>
> Did you correctly downgrade the firmware of the JLink ? I asked because
> I faced the exact same issue a couple of weeks ago. I don't remember the
> exact steps, but here's what I did :
>
> 1- Download version 4.10i of the firmware (
> http://www.segger.com/cms/admin/uploads/userfiles/file/J-Link/Setup_JLinkARM_V410i.zip
> ).
> 2- Run 'exec invalidateFw' in Segger's command line tool.
> 3- Reconnect the JLink using the 4.10i version of the software and the
> firmware should be updated automatically.
>
> Kind regards,
> Sébastien.
Hi Sebastien,
I had done the downgrade with v2.14, but I tried also with 2.10i.
I get the following errors:
$ openocd -f interface/jlink.cfg -f dns323.cfg -s "mdw 0xffff0000 0x10;
sleep 100; shutdown"
Open On-Chip Debugger 0.5.0-dev-00871-g522d5b8 (2011-05-04-17:13)
Licensed under GNU GPL v2
For bug reports, read
http://openocd.berlios.de/doc/doxygen/bugs.html
Warn : Adapter driver 'jlink' did not declare which transports it
allows; assuming legacy JTAG-only
Info : only one transport option; autoselect 'jtag'
trst_and_srst separate srst_gates_jtag trst_push_pull srst_open_drain
adapter_nsrst_delay: 200
jtag_ntrst_delay: 200
srst_only separate srst_gates_jtag srst_open_drain
5 kHz
8 kHz
Info : J-Link initialization started / target CPU reset initiated
Info : J-Link ARM V8 compiled DEC 1 2009 11:42:48
Info : J-Link caps 0xb9ff7bbf
Info : J-Link hw version 80000
Info : J-Link hw type J-Link
Info : J-Link max mem block 9576
Info : J-Link configuration
Info : USB-Address: 0x0
Info : Kickstart power on JTAG-pin 19: 0x0
Info : Vref = 2.834 TCK = 1 TDI = 1 TDO = 0 TMS = 0 SRST = 0 TRST = 1
Info : J-Link JTAG Interface ready
Info : clock speed 8 kHz
Error: JTAG scan chain interrogation failed: all zeroes
Error: Check JTAG interface, timings, target power, etc.
Error: Trying to use configured scan chain anyway...
Error: feroceon.cpu: IR capture error; saw 0x00 not 0x01
Warn : Bypassing JTAG setup events due to errors
Info : Embedded ICE version 0
Info : feroceon.cpu: hardware has 1 breakpoint/watchpoint unit
Error: unexpected Feroceon EICE version signature
Error: JTAG scan chain interrogation failed: all zeroes
Error: Check JTAG interface, timings, target power, etc.
Error: Trying to use configured scan chain anyway...
Error: feroceon.cpu: IR capture error; saw 0x00 not 0x01
Warn : Bypassing JTAG setup events due to errors
Error: unexpected Feroceon EICE version signature
Error: unexpected Feroceon EICE version signature
Error: timed out while waiting for target halted
TARGET: feroceon.cpu - Not halted
Runtime Error: dns323.cfg:365:
in procedure 'script'
at file "embedded:startup.tcl", line 58
in procedure 'reset' called at file "dns323.cfg", line 365
$
The target WAS powered at the time.
Rogan
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