创维T3PRO备份问题请教，这是什么原因引起的
请教什么原因引起的，谢谢Connecting to COM3...
Connected.
HELLO! BOOT0 is starting Oct 19 2020 15:54:49!
BOOT0 commit : b380b46-dirty
set pll start
periph0 has been enabled
set pll end
unknow PMU
PMU: AXP806
vaild para:1select dram para0
board init ok
DRAM BOOT DRIVE INFO: V0.531
the chip id is 0x5000
chip id check OK
DRAM_VCC set to 1500 mv
read_calibration error
read_calibration error
read_calibration error
read_calibration error
read_calibration error
read_calibration error
read_calibration error
read_calibration error
read_calibration error
read_calibration error
retraining final error
32bit,1 ranks training success!
DRAM CLK =792 MHZ
DRAM Type =3 (3:DDR3,4:DDR4,7:LPDDR3,8:LPDDR4)
Actual DRAM SIZE =1024 M
DRAM SIZE =1024 MBytes, para1 = 30fa, para2 = 4000000, dram_tpr13 = 6041
DRAM simple test OK.
rtc standby flag is 0x0, super standby flag is 0x0
dram size =1024
card no is 2
没高手
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