matt_hsu wrote:
xiangfu wrote:
matt_hsu wrote:
Hi Xianfu,
What the default openocd config do you use?
Matt
now it's work again, i pull off the battery and unplug the usb cable
, wait a moment .
You can try to tune the jtag_speed. my jtag_speed config is set as 8.
i change it
but this come out again:
[EMAIL PROTECTED]:~$ sudo openocd
Info: openocd.c:93 main(): Open On-Chip Debugger (2007-09-05 09:00 CEST)
Error: jtag.c:1253 jtag_examine_chain(): JTAG communication failure,
check connection, JTAG interface, target power etc.
Error: jtag.c:1440 jtag_init(): trying to validate configured JTAG
chain anyway...
Error: jtag.c:1346 jtag_validate_chain(): Error validating JTAG scan
chain, IR mismatch, scan returned 0x00
Error: jtag.c:1346 jtag_validate_chain(): Error validating JTAG scan
chain, IR mismatch, scan returned 0x00
Error: jtag.c:1346 jtag_validate_chain(): Error validating JTAG scan
chain, IR mismatch, scan returned 0x00
Error: jtag.c:1346 jtag_validate_chain(): Error validating JTAG scan
chain, IR mismatch, scan returned 0x00
Error: jtag.c:1346 jtag_validate_chain(): Error validating JTAG scan
chain, IR mismatch, scan returned 0x00
Error: jtag.c:1346 jtag_validate_chain(): Error validating JTAG scan
chain, IR mismatch, scan returned 0x00
Error: jtag.c:1448 jtag_init(): Could not validate JTAG chain, exit
