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两天前不知道啥是OPENWRT,想无线挂摄像头,开始了刷机经历,直接TTL刷机。
刚开始买的TTL,超级终端一直显示无法连接,百思不得其解,用USB测试TTL软件,(连接RX-TX),发现无法连通,检查线路也没问题,直接换了PL2303芯片,仍通不过检测,这都三个小时了,郁闷无奈手工焊接了一块USB-PL2303,通过检测收发正常,超级终端也收发正常。
开始刷机:
1.按照TTL刷机标准刷机教程HG255D-UM 第1~8步(刷U-BOOT),注意备份EERPOM,背完完OK,不要看剩下的教程了,(什么打开TFTP2,TFTP1.6固件更新器之类的软件, 什么按2,Y,三个回车,CTRL+C ,全都扔掉,因为这些,闹腾了半天也没刷进去固件。
之前刷不进去固件的过程如下:按了那么多2,刷了N次也没见TFTP把BIn给我刷进去,纠结。
U-Boot 1.1.3 (Jan 18 2013 - 13:45:38)
SoC:Ralink RT3052
DRAM: Memory Testing.......32768K OK. is 32 MB
relocate_code Pointer at: 81fa8000
config usb..
******************************
Software System Reset Occurred
******************************
Flash JEDEC Info:
Manufacturer ID:0x00000001
Device ID:0x0000227E
Mode ID:0x00002221
Part ID:0x00002201
FLASH:S29GL128P/N, SIZE:16 MBytes SECTOR:128
S29GLXXX:set sect_size =0x20000
*** Warning - bad CRC, using default environment
__________________________________________
| ____ ____ |
| | _ \ _ __ ___ __ _ _ __ ___ | __ ) _____ __ |
| | | | | '__/ _ \/ _` | '_ ` _ \| _ \ / _ \ \/ / |
| | |_| | | | __/ (_| | | | | | | |_) | (_) > < |
| |____/|_| \___|\__,_|_| |_| |_|____/ \___/_/\_\ |
| |
| DreamBox Team |
| http://www.openwrt.org.cn |
| Board:HuaWei HG255D |
| |
| lintel<lintel.huang@gmail.com> |
|____________________________________________________|
===============System Info==================
ASIC 3052_MP2 (Port5<->None)
DRAM component: 256 Mbits SDR
DRAM bus: 32 bit
Flash component: NOR Flash
CPU Speed: 384 MHZ
RAM Size:32 Mbytes
Build Date:Jan 18 2013 Time:13:45:38
============================================
GPIO Init:
UARTF_SHARE_MODE:GPIO
SPI_GPIO_MODE:GPIO
I2C_GPIO
GPIO_MODE_REG status:0x29f
ReadyLED Bit:0x100
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 2
0
2: System Load Linux Kernel then write to Flash via TFTP.
Warning!! Erase Linux in Flash then burn new one. Are you sure?(Y/N
Please Input new ones /or Ctrl-C to discard
Input device IP (192.168.1.1) ==:192.168.1.1
Input server IP (192.168.1.100) ==:192.168.1.100
Input Linux Kernel filename () ==:E.bin
netboot_common, argc= 3
NetTxPacket = 0x81FE4D80
KSEG1ADDR(NetTxPacket) = 0xA1FE4D80
NetLoop,call eth_halt !
NetLoop,call eth_init !
Trying Eth0 (10/100-M)
Waitting for RX_DMA_BUSY status Start... done
ETH_STATE_ACTIVE!!
Using Eth0 (10/100-M) device
TFTP from server 192.168.1.100; our IP address is 192.1
Filename 'E.bin'.
TIMEOUT_COUNT=10,Load address: 0x80100000
Loading: *
ArpTimeoutCheck
T Got ARP REQUEST, return our IP
T Got ARP REPLY, set server/gtwy eth addr (00:0f:b0:81:f5:ff)
Got it
(按照教程我该喝咖啡去了,为何蛋疼的还一直LOADING)
checksum bad
checksum bad
T T T T T T Got ARP REQUEST, return our IP
Got ARP REQUEST, return our IP
Got ARP REQUEST, return our IP
Got ARP REQUEST, return our IP
Got ARP REQUEST, return our IP
Got ARP REQUEST, return our IP
Got ARP REQUEST, return our IP
Got ARP REQUEST, return our IP
T T
Retry count exceeded; starting again
Trying Eth0 (10/100-M)
ETH_STATE_ACTIVE!!
Using Eth0 (10/100-M) device
TFTP from server 192.168.1.100; our IP address is 192.168.1.1
Filename 'E.bin'.
TIMEOUT_COUNT=10,Load address: 0x80100000
Loading: Got ARP REPLY, set server/gtwy eth addr (00:0f:b0:81:f5:ff)
Got it
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