新手把自己的hg8245刷成砖头了请问怎么救呀TTL已经正常连接

ccy***

/*..............
System start ...
.............*/

U-Boot 1.1.4 (Jul 31 2013 - 16:25:21)

U-Boot code: 90500000 -> 9051FC94  BSS: -> 9054658C
RAM Configuration:
Bank #0: 90000000 64 MB
Flash: 16 MB
In:    serial
Out:   serial
Err:   serial

Extend LSW IS AR8316
Initialize broadcast table ... ok
CPURTx Driver For Pilot <Board-A>!
Parse xml file error!

U-boot Start from NORMAL Mode !
## Booting image at 20060000 ...
Bad Magic Number
hisilicon # ?   
?       - alias for 'help'
base    - print or set address offset
bdinfo  - print Board Info structure
bootm   - boot application image from memory
crc32   - checksum calculation
echo    - echo args to console
erase   - erase FLASH memory
flinfo  - print FLASH memory information
fsinfo  - print information about filesystems
fsload  - load binary file from a filesystem image
help    - print online help
lastword- print last word
loadboardinfo- download file from tftp server
loadflashcfg- download file from tftp server
loadfs  - download file system from tftp server
loadjffs2- download file from tftp server
loadkernel- download file from tftp server
loadminisystem- download file from tftp server
loadsystem- download file from tftp server
loaduboot- download file from tftp server
loop    - infinite loop on address range
ls      - list files in a directory (default /)
md      - memory display
mtest   - simple RAM test
mw      - memory write (fill)
ping    - send ICMP ECHO_REQUEST to network host
printenv- print environment variables
protect - enable or disable FLASH write protection
reset   - Perform RESET of the CPU
saveenv - save environment variables to persistent storage
setenv  - set environment variables
tftp    - download or upload image via network using TFTP protocol
vdecrest- vdecrest
vencrest- vencrest
version - print monitor version
hisilicon # ls
Scanning JFFS2 FS: . done.
-rwxr-xr-x       89 Fri Oct 07 04:44:08 2011 hw_bootcfg.xml
-rw-r--r--        4 Thu Jan 01 00:00:37 1970 oldcrc
-rwxr-xr-x   137279 Thu Jan 01 01:06:14 1970 hw_ctree.xml
drwxr-xr-x        0 Thu Jan 01 00:01:48 1970 InformFlag
-rw-rw-rw-       47 Thu Jan 01 00:01:00 1970 customizepara.txt
----------        0 Thu Jan 01 00:00:15 1970 roguestatus
-rw-r--r--        0 Thu Jan 01 00:01:07 1970 watchdogInfo
-rwxr-xr-x      795 Thu Jan 01 00:00:10 1970 hw_boardinfo.xml
-rw-r--r--    16280 Thu Jan 01 00:00:10 1970 hw_ctree_bak.xml
-rwxr-xr-x     1254 Thu Jan 01 00:00:16 1970 hw_spec.xml
-rw-r--r--        2 Thu Jan 01 00:23:35 1970 fsok
----------        0 Thu Jan 01 00:00:20 1970 eponroguestatus
-rw-r--r--       21 Sun May 24 19:15:12 2015 main_version
-rw-rw-rw-       64 Thu Jan 01 00:01:00 1970 custunpara.txt
-rw-r--r--        2 Sun May 24 12:01:08 2015 ppplasterr257
-rw-r--r--       35 Sun May 24 10:59:49 2015 cwmp_rebootsave
-rwxr-xr-x        2 Thu Jan 01 00:11:04 1970 Updateflag
-rwxr-xr-x   137279 Thu Jan 01 01:06:09 1970 hw_default_ctree.xml
hisilicon #
然后怎么tftp刷固件呀来个大大救命呀谢谢

hqin***

华为自己的方案，玩的人少！上编程器估计可以！

ccy***

啥事编程器不会玩你会的话能教我下吗？

win***

这个根本都没有进mini wap.用TFTP刷就比较难了
我有编程器固件，你要是有编程器就自己把FLASH拆下来用编程器烧。这个flash芯片引脚多，适用的编程器比较贵。上淘宝去找人修吧。我之前也找人修过，50块。

win***

也可以尝试下用TTL命令导入编程器固件中的部分内容试试。参考这个
https://www.right.com.cn/forum/thread-147002-1-2.html

wch***

楼主的8245 修好没有，有没有考虑出手，我想拿来玩下。有意QQ172290825联系

dd***

wind365 发表于 2015-6-8 17:22
这个根本都没有进mini wap.用TFTP刷就比较难了
我有编程器固件，你要是有编程器就自己把FLASH拆下来用编程 ...

兄弟有8245 EPON的编程器固件吗？求一份，刚做好JTAG接口，万分感谢！

shenf***

dd1ka 发表于 2016-1-8 01:02
兄弟有8245 EPON的编程器固件吗？求一份，刚做好JTAG接口，万分感谢！

求JTAG口怎么接。谢谢。

sx395***

dd1ka 发表于 2016-1-8 01:02
兄弟有8245 EPON的编程器固件吗？求一份，刚做好JTAG接口，万分感谢！

求JTAG接口怎么接

thr***

这里有C2的图

上面是开关竖着下来是
紫色  TX  
蓝色 RX
黑色 GND

Xi***

楼主是怎么中断U-boot的啊？