微鲸WTV43K1无法开机的UART接口打印信息，求解
https://www.znds.com/tv-719158-1-1.html这是原来的帖子，原因是升级中断电了，然后无法开机，但能进入恢复模式且能双清。今天把开机打印信息弄出来，麻烦各位大侠给看看是什么原因导致无法开机，中文部分是自己翻译的
AC_O
MIU0_DQS-OK
MIU1_DQS-OK
BIST0-OK 存储器0正常
BIST1-OK 存储器1正常
_U
Relocation Offset is: 01200000 再定位位移
U-Boot 2011.06-dirty (Jan 09 2017 - 10:42:34)MBOT-2.12.$Change: 1172425 $
enter
application is going to open MODULE_MIU
登录到乌托邦，进入
应用程序将打开模块MIU
miu opencreate instance at 345aeac8 with private size 80 bytes at 345aeb10
application is going to open MODULE_BDMA
MIU信息
缪打开创建实例在345aeb10私人大小80字节345aeac8
应用程序会打开模块BDMA
create instance at 345aeb68 with private size 48 bytes at 345aebb0
在私人大小48字节345aebb0 345aeb68创建实例
uboot held at ,size=01f220a0
CPU: Muji
Board: BD_MST072B_20AEV_MUJI
DRAM:354 MiB
Now running in RAM - U-Boot at: 35300000
FCIE_MODE_GPIO_PAD_DEFO_SPEED
FCIE_MODE_8BITS_MACRO_HIGH_SPEED
FCIE_MODE_32BITS_MACRO_HS200
eMMC: HS200 200MHz
eMMC 7.28 GB
UART BUS OFF!!UART_115200 串口总线关闭
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