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运行tq2440光盘自带的2440-test下载后出现错误,
Now, Downloading [ADDRESS:c000000h,TOTAL:444490]
RECEIVED FILE SIZE: 444490 (434KB/S, 1S)
## Starting application at 0x0C000000 ...
undefined instruction
pc : [<0c000004>] lr : [<33d0c0c8>]
sp : 33cbd728 ip : ffffffff fp : 33cbd992
r10: 33cbd892 r9 : 00000000 r8 : 33cbffdc
r7 : 33cbd992 r6 : 00000002 r5 : 33cbd848 r4 : 0c000000
r3 : 00000002 r2 : 50000000 r1 : 33cbd848 r0 : 00000001
Flags: nZCv IRQs on FIQs off Mode SVC_32
Resetting CPU ...
*** Warning - bad CRC or NAND, using default environment
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