高手进来看看这个怎么办？为什么TTL不能中断

r***

我的路由器CPU是rt5350f的，我刷另外一个RT3050F的时候第一次成功，第二次刷别的的时候也不行了也是这样，不能中断，自动选择选项3， 按CTRL+C再开电源没用，TPL也没用，反正插电自动选择3选项了，该怎么操作？？？

U-Boot 1.1.3 (Sep 17 2012 - 16:39:34)

Board: Ralink APSoC DRAM:   8 MB
relocate_code Pointer at: 807b4000
spi_wait_nsec: 42
spi device id: 1c 70 15 1c 70 (70151c70)
Warning: un-recognized chip ID, please update bootloader!
raspi_read: from:30000 len:1000
.*** Warning - bad CRC, using default environment

============================================
Ralink UBoot Version: 3.5.2.0
--------------------------------------------
ASIC 5350_MP (Port5<->None)
DRAM_CONF_FROM: Boot-Strapping
DRAM_TYPE: SDRAM
DRAM_SIZE: 64 Mbits
DRAM_WIDTH: 16 bits
DRAM_TOTAL_WIDTH: 16 bits
TOTAL_MEMORY_SIZE: 8 MBytes
Flash component: SPI Flash
Date:Sep 17 2012  Time:16:39:34
============================================
icache: sets:256, ways:4, linesz:32 ,total:32768
dcache: sets:128, ways:4, linesz:32 ,total:16384

##### The CPU freq = 360 MHZ ####
estimate memory size =8 Mbytes
begined = 400000 1 3fbfff!!!!!!!!!!!!!!!!

Please choose the operation:
   1: Load system code to SDRAM via TFTP.
   2: Load system code then write to Flash via TFTP.
   3: Boot system code via Flash (default).
   4: Entr boot command line interface.
   7: Load Boot Loader code then write to Flash via Serial.
   9: Load Boot Loader code then write to Flash via TFTP.

You choosed 3

0
   
3: System Boot system code via Flash1111111.
0xbc050000
## Booting image at bc050000 ...
raspi_read: from:50000 len:40
.   Image Name:   ARA482NCRNW705+
   Created:      2012-09-17   8:41:42 UTC
   Image Type:   MIPS Linux Standalone Program (uncompressed)
   Data Size:    1016348 Bytes = 992.5 kB
   Load Address: 80300000
   Entry Point:  80300000
raspi_read: from:50040 len:f821c
................   Verifying Checksum ... OK
OK
ZzOK
帱<傈<

r***

难道一个高手都没有吗？？？？？

trul***

我的也是啊