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zh:toh:huawei:hg255d

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华为HG255D/HG256

HG255D是华为为中国联通制造的网关设备.

支持版本

Hardware Highlights

型号 CPU Ram Flash 网口 USB 串口 JTag
HG255D Ralink RT3052@384Mhz 32MiB 16MiB 1 x WAN 4xLAN 支持 支持 支持
HG256 Ralink RT3052@384Mhz 32MiB 8MiB 1 x Giga WAN 4xLAN 支持 支持 支持

HG256 WAN使用RTL8211CL Giga PHY.

安装

硬件

信息

指令集 MIPS
供应商 Ralink
bootloader U-boot-1.1.4
System-On-Chip Ralink RT3052
CPU @Frq MIPS 24K @384 MHz
Flash 型号 MX29LV640(HG256) S29GL128P(HG255D)
Flash 容量 8 MiB (HG256) 16MiB (HG255D)
RAM 容量 32 MiB
无线 Ralink APSoC RT2860 b/g/n 2T2R (integrated)
switch Integrated 6 Port Fast Ethernet Switch
USB Yes (1 Port)
串口 支持
JTAG 支持

串口

port.serial 通用的串口说明, 串口线, 等等.

如何连接串口线到当前设备:
在此处插入有串口标签的PCB说明

串口连接参数 57600, 8N1

JTAG

port.jtag 通用JTAG说明, JTAG线, 等等.

如何连接JTAG到当前设备:
插入PCB的JTAG说明

标签

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zh/toh/huawei/hg255d.txt · Last modified: 2018/12/13 13:24 by nop404