TL-WR841N v3 TTL无法中断

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TL-WR841N v3 救砖，TTL无法中断，输出信息见二楼终端用的SecureCRT，设置如下：

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TTL信息

U-Boot 1.1.4 (Jan 19 2008 - 10:42:07)

AP81 (ar7100) U-boot
DRAM:  
sri
32 MB
id read 0x100000ff
flash size 8MB, sector count = 128
Flash:  8 MB
Using default environment

In:    serial
Out:   serial
Err:   serial
Net:   ag7100_enet_initialize...
Fetching MAC Address from 0x81fef100
eth0: 00:03:7f:e0:02:00
eth0 up
eth0
Hit any key to stop autoboot:  0  （此处任意键、tp、tpl都无法中断！！！）
## Booting image at bf020000 ...
   Uncompressing Kernel Image ... OK

Starting kernel ...

Linux version 2.6.15--LSDK-6.1.1.40 gcc version 3.4.4 #64 Mon Jul 6 15:47:00 CST 2009
flash_size passed from bootloader = 8
CPU revision is: 00019374
Determined physical RAM map:
memory: 02000000 @ 00000000 (usable)
Built 1 zonelists
Kernel command line: console=ttyS0,115200 root=31:2 rootfstype=squashfs init=/sbin/init
Primary instruction cache 64kB, physically tagged, 4-way, linesize 32 bytes.
Primary data cache 32kB, 4-way, linesize 32 bytes.
Synthesized TLB refill handler (20 instructions).
Synthesized TLB load handler fastpath (32 instructions).
Synthesized TLB store handler fastpath (32 instructions).
Synthesized TLB modify handler fastpath (31 instructions).
Cache parity protection disabled
PID hash table entries: 256 (order: 8, 4096 bytes)
Using 200.000 MHz high precision timer.
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory: 30152k/32768k available (1406k kernel code, 2600k reserved, 294k data, 108k init, 0k highmem)
Mount-cache hash table entries: 512
Checking for 'wait' instruction...  available.
NET: Registered protocol family 16
Jumpstart button pressed.
SCSI subsystem initialized
AR7100 GPIOC major 0
squashfs: version 3.3 (2007/10/31) Phillip Lougher
Initializing Cryptographic API
io scheduler noop registered
io scheduler deadline registered
Serial: 8250/16550 driver $Revision: #1 $ 1 ports, IRQ sharing disabled
serial8250.0: ttyS0 at MMIO 0x0 (irq = 19) is a 16550A
RAMDISK driver initialized: 1 RAM disks of 8192K size 1024 blocksize
PPP generic driver version 2.4.2
NET: Registered protocol family 24

AR7100_SPI_RD_STATUS-old : 0
cmdlinepart partition parsing not available
Searching for RedBoot partition table
5 RedBoot partitions found on MTD device ar7100-nor0
Creating 5 MTD partitions on "ar7100-nor0":
0x00000000-0x00020000 : "boot"
0x00020000-0x00120000 : "kernel"
0x00120000-0x003e0000 : "rootfs"
0x003e0000-0x003f0000 : "config"
0x003f0000-0x00400000 : "art"
NET: Registered protocol family 2
IP route cache hash table entries: 512 (order: -1, 2048 bytes)
TCP established hash table entries: 2048 (order: 1, 8192 bytes)
TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
TCP reno registered
TCP bic registered
NET: Registered protocol family 1
NET: Registered protocol family 17
802.1Q VLAN Support v1.8 Ben Greear <greearb@candelatech.com>
All bugs added by David S. Miller <davem@redhat.com>
ar7100wdt_init: Registering WDT success
VFS: Mounted root (squashfs filesystem) readonly.
Freeing unused kernel memory: 108k freed
init started:  BusyBox v1.01 (2009.06.10-11:32+0000) multi-call binary
Algorithmics/MIPS FPU Emulator v1.5
ip_conntrack version 2.4 (256 buckets, 5120 max) - 240 bytes per conntrack
statistics: module license 'BSD' taints kernel.
insmod: cannot open module `/lib/modules/2.6.15/kernel/flashid.ko': No such file or directory
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137
SQUASHFS error: zlib_inflate returned unexpected result 0xfffffffd, srclength 131072, avail_in 0, avail_out 2
SQUASHFS error: sb_bread failed reading block 0x8ae
SQUASHFS error: Unable to read page, block 220a8f, size b137

(none) mips #64 Mon Jul 6 15:47:00 CST 2009 (none)
(none) login:

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图中方框处，原本就没有任何电阻和电容，短接R356

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为什么这款U-boot 不是敲入tp 或者 tpl 呢
求帮助~~

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难道还需要短接 C376吗？

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用的是CH340G的TTL板，电压3.3v

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今晚短接一下C376 试试

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短接C376仍然无效

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现在严重怀疑是RX 没有找对

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找到了，RX 在R355 的右脚上！！！！！！！！

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可是，这个右脚被我焊接的电线给粘下来了！！

555555555 怎么办？