tcl55p6 ms838ct打印串口信息

wx_JV5bV

usb标注rt rx gnd  但usb转ips查上打印不了。后来焊接三根线链接809h可以打出。
001:  TXD: VGA--12; RXD: VGA--15.
002:  C:\Users\HUAWEI\Desktop\Print.log
003:  COM4, BaudRate:115200 bps, RXD: VGA->15,TXD: VGA->12,
[AT][MB][start ub][883]


U-Boot 2011.06-00000-g9e35659-dirty (Apr 24 2019 - 14:35:25)


Function = SYSOpen, Line = 1071, current resource pri_shm content is: 0
Function = SYSOpen, Line = 1090, [SYS INFO] OPEN INSTANCE...
create instance at 2B3F3C18 with private size 128 bytes at 2B3F3C60
[WDT]Is WDT reset ? 0
[WDT]Close WDT in MstarSysInit!


[MIU INFO] miu opencreate instance at 2B3F3CE8 with private size 80 bytes at 2B3F3D30
create instance at 2B3F3D88 with private size 52 bytes at 2B3F3DD0
create instance at 2B3F3E08 with private size 52 bytes at 2B3F3E50


uboot held at [2B1DDF60~2C500000],size=013220A0
DRAM:  197 MiB
Now running in RAM - U-Boot at: 2BA00000
 FFU: check start   FFU:MID is MID鏁板€? don't need update 
eMMC: HS400 200MHz
eMMC 7.28 GB [E8FFF8h]
In:    serial
Out:   serial
Err:   serial
Net:   No ethernet found.
MAC:  0x5C: 0xAD: 0x76: 0x18:0xB9: 0x6
Electric_Protect_OFF


[CPU INFO] cpu opencreate instance at 2B4042C0 with private size 44 bytes at 2B404308
CPUIoctl - MDrv_CMD_CPU_QueryClock
[UTOPIA INFO] close moduleNames[tu]: ????? ?`???xV4


[AT][MBoot][Driver Init][1033]


Changelist:        24543697
============= set bootargs ===============
WDT is not Enable !!!setenv WDT_ENABLE 1 to enable it.
Hit any key to stop autoboot:  0


UART BUS OFF!!UART_115200


AC_ON
MIU0_DQS-OK
BIST0-OK
BIST1-OK
#_NOTICE:  BL3-1: v1.1(debug):e9dbd72
NOTICE:  BL3-1: Built : 14:25:40, Jul 24 2017
INFO:    BL3-1: Initializing runtime services
INFO:    BL3-1: Initializing BL3-2
NOTICE:  [Ian] opteed_synchronous_sp_entry 103 20103920
IIFOO:    CUU3 PeepainngfforEEL3eexi ttoseecure wrrl

IFOO:   CCPU NNex iimaee ddrress = x55b000644
NNF::   CCP13 Nxtt iaagessps == 011d3
INFO:    BL3-1: Preparing for EL3 exit to normal world
INFO:    BL3-1: Next image address = 0x20100938
INFO:    BL3-1: Next image spsr = 0x1d3
INFO:    BIN1_32bit mode
INFO:    R1 0
INFO:    R2 0
INFO:    R3 0
U
Relocation Offset is: 01600000
[AT][MB][start ub][827]


U-Boot 2011.06-00000-g9e35659-dirty (Apr 24 2019 - 14:35:25)


Function = SYSOpen, Line = 1071, current resource pri_shm content is: 0
Function = SYSOpen, Line = 1090, [SYS INFO] OPEN INSTANCE...
create instance at 2B3F3C18 with private size 128 bytes at 2B3F3C60
[WDT]Is WDT reset ? 0
[WDT]Close WDT in MstarSysInit!


[MIU INFO] miu opencreate instance at 2B3F3CE8 with private size 80 bytes at 2B3F3D30
create instance at 2B3F3D88 with private size 52 bytes at 2B3F3DD0
create instance at 2B3F3E08 with private size 52 bytes at 2B3F3E50


uboot held at [2B1DDF60~2C500000],size=013220A0
DRAM:  197 MiB
Now running in RAM - U-Boot at: 2BA00000
 FFU: check start   FFU:MID is MID鏁板€? don't need update 
eMMC: HS400 200MHz
eMMC 7.28 GB [E8FFF8h]
In:    serial
Out:   serial
Err:   serial
Net:   No ethernet found.
MAC:  0x5C: 0xAD: 0x76: 0x18:0xB9: 0x6
Electric_Protect_OFF


[CPU INFO] cpu opencreate instance at 2B4042C0 with private size 44 bytes at 2B404308
CPUIoctl - MDrv_CMD_CPU_QueryClock
[UTOPIA INFO] close moduleNames[tu]: ????? ?`???xV4


[AT][MBoot][Driver Init][977]


Changelist:        24543697
============= set bootargs ===============
WDT is not Enable !!!setenv WDT_ENABLE 1 to enable it.
Hit any key to stop autoboot:  0


UART BUS OFF!![RTPM] delay 917 ms to set backlight on
此机华星屏无逻辑板，有没有大师会维修？

平顶山三度修屏换屏修主板

AC_ONMIU0_DQS-OKBIST0-OKBIST1-OK#_NOTICE:  BL3-1: v1.1(debug):e9dbd72
#这是一个通知，提供了BL3-1第三级引导程序当前版本号和调试信息

NOTICE:  BL3-1: Built : 14:25:40, Jul 24 2017
#通知，提供了BL3-1的构建时间和日期

INFO:    BL3-1: Initializing runtime services
#通知，BL3-1正在初始化运行时服务

INFO:    BL3-1: Initializing BL3-2
#通知，BL3-1正在初始化下一个引导程序BL3-2

NOTICE:  [Ian] opteed_synchronous_sp_entry 103 20103920
#通知，执行opteed_synchronous_sp_entry函数

IIFOO:    CUU3 PeepainngfforEEL3eexi ttoseecure wrrl
#输出一些乱码，可能是某种错误信息

IFOO:   CCPU NNex iimaee ddrress = x55b000644
#输出一些乱码，可能是某种地址信息

NNF::   CCP13 Nxtt iaagessps == 011d3
#输出一些乱码，可能是某种地址信息

INFO:    BL3-1: Preparing for EL3 exit to normal world
#通知，BL3-1准备退出到正常模式

INFO:    BL3-1: Next image address = 0x20100938
#通知，下一个镜像的地址是0x20100938

INFO:    BL3-1: Next image spsr = 0x1d3
#通知，下一个镜像的spsr是0x1d3

INFO:    BIN1_32bit mode
#通知，当前处于BIN1_32位模式

INFO:    R1 0
#通知，R1寄存器的值为0

INFO:    R2 0
#通知，R2寄存器的值为0

INFO:    R3 0
#通知，R3寄存器的值为0

URelocation Offset is: 01600000
#通知，重定位偏移量为01600000

[AT][MB][start ub][827]U-Boot 2011.06-00000-g9e35659-dirty (Apr 24 2019 - 14:35:25)
#通知，启动了U-Boot引导加载程序，并提供了版本号和构建时间信息

Function = SYSOpen, Line = 1071, current resource pri_shm content is: 0
#输出一些带有颜色的信息，可能是某些资源的状态信息

Function = SYSOpen, Line = 1090, [SYS INFO] OPEN INSTANCE...
#输出一些带有颜色的信息，可能是一些系统相关的操作消息

create instance at 2B3F3C18 with private size 128 bytes at 2B3F3C60
#创建一个大小为128字节的新实例，并提供其内存地址

[WDT]Is WDT reset ? 0
#通知，当前看门狗定时器没有重置

[WDT]Close WDT in MstarSysInit!
#通知，MstarSysInit关闭了看门狗定时器

[MIU INFO] miu open
#通知，打开了一个MIU（Memory Interface Unit）接口

create instance at 2B3F3CE8 with private size 80 bytes at 2B3F3D30
#创建一个大小为80字节的新实例，并提供其内存地址

create instance at 2B3F3D88 with private size 52 bytes at 2B3F3DD0
#创建一个大小为52字节的新实例，并提供其内存地址

create instance at 2B3F3E08 with private size 52 bytes at 2B3F3E50
#创建一个大小为52字节的新实例

平顶山三度修屏换屏修主板

DRAM: 197 MiB
指示了程序所运行的设备在RAM中有197MB的可用内存

U-Boot at: 2BA00000
表示程序已经启动并在2BA00000的地址处运行

eMMC: HS400 200MHzeMMC 7.28 GB [E8FFF8h]
"提示了设备上的eMMC存储器的规格和容量

MAC: 0x5C: 0xAD: 0x76: 0x18:0xB9: 0x6
设备网卡的MAC地址

Changelist: 24543697
可能指程序的版本信息或变更历史记录等

wx_王刚_lN97D

平顶山三度修屏换屏修主板 2023-4-21 13:19
DRAM: 197 MiB
指示了程序所运行的设备在RAM中有197MB的可用内存

这是什么软件翻译出来的 谢谢

wx_JV5bV

平顶山三度修屏换屏修主板 2023-4-21 13:19
DRAM: 197 MiB
指示了程序所运行的设备在RAM中有197MB的可用内存

大神一样的级别，翻译不错。感谢。此机灰屏，断开一边排线还是或灰屏，

平顶山三度修屏换屏修主板

检查一下12v供电，VGH VGL 电压。

wx_JV5bV

平顶山三度修屏换屏修主板 2023-4-21 14:33
检查一下12v供电，VGH VGL 电压。

有功供电，有一边装上，27v拉低了