[HELP] My NVR not boot, no boot from usb , log serial : System startupprefetch abort

jackie393

n3wb
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Dec 17, 2019
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I have NVR from Besder, I flash wrong firmware, now my nvr not boot, I try copy file update to usb flash, but it not boot from USB
I connect my NVR via Serial port and here log:

System startupprefetch abort
pc : [<e514308c>] lr : [<8080472c>]
sp : 807cff60 ip : 807cffe0 fp : 00000000
r10: 0000003d r9 : 00000000 r8 : 807cffe0
r7 : 12040050 r6 : 808488c8 r5 : 80802054 r4 : e5143088
r3 : 000509a0 r2 : 80850a00 r1 : 00000000 r0 : 807cffc4
Flags: NzCv IRQs off FIQs off Mode SVC_32
Resetting CPU ...

20191218_121427.jpg

Please help me. thank all, sorry bad english
 
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