Show pagesourceOld revisionsBacklinksBack to top × Table of Contents Huawei HG255d and HG256 Supported Versions Hardware Highlights Installation Hardware Info Serial JTAG Tags Huawei HG255d and HG256 This device is NOT RECOMMENDED for future use with OpenWrt due to low flash/ram. DO NOT BUY DEVICES WITH 4MB FLASH / 32MB RAM if you intend to flash an up-to-date and secure OpenWrt version (18.06 or later) onto it! See 4/32 warning for details. 1) This device does not have sufficient resources (flash and/or RAM) to provide secure and reliable operation. This means that even setting a password or changing simple network settings might not be possible any more, rendering the device effectively useless. See OpenWrt on 4/32 devices what you can do now. 2) OpenWrt support for this device will end after 2019. 19.07 will be the last official build for 4/32 devices. After 19.07, no further OpenWrt images will be built for 4/32 devices. See OpenWrt on 4/32 devices what you can do now. HG255D is a gateway from ChinaTelecom OEM by HuaWei. Supported Versions BrandModelVersionCurrent ReleaseOEM InfoForum TopicTechnical DataHuaweiHG255D22.03.3View/Edit data Hardware Highlights ModelVersionSoCCPU MHzFlash MBRAM MBWLAN HardwareWLAN2.4WLAN5.0100M portsGbit portsModemUSBHG255DRalink RT30523841632Ralink RT2860b/g/n-4- Model CPU Ram Flash Network USB Serial JTag HG255D Ralink RT3052@384Mhz 32MiB 16MiB 1 x WAN 4xLAN Yes Yes Yes HG256 Ralink RT3052@384Mhz 32MiB 8MiB 1 x Giga WAN 4xLAN Yes Yes Yes HG256 use a RTL8211CL Giga PHY for WAN. Installation ModelVersionCurrent ReleaseFirmware OpenWrt InstallFirmware OpenWrt UpgradeFirmware OEM StockHG255D22.03.3https://downloads.openwrt.org/releases/22.03.3/targets/ramips/rt305x/openwrt-22.03.3-ramips-rt305x-huawei_hg255d-initramfs-kernel.binhttps://downloads.openwrt.org/releases/22.03.3/targets/ramips/rt305x/openwrt-22.03.3-ramips-rt305x-huawei_hg255d-squashfs-sysupgrade.bin → Install OpenWrt (generic explanation) Please add the installation procedure here. Hardware Info Instruction set MIPS Vendor Ralink bootloader U-boot-1.1.4 System-On-Chip Ralink RT3052 CPU @Frq MIPS 24K @384 MHz Flash Chip MX29LV640(HG256) S29GL128P(HG255D) Flash size 8 MiB (HG256) 16MiB (HG255D) RAM size 32 MiB Wireless Ralink APSoC RT2860 b/g/n 2T2R (integrated) switch Integrated 6 Port Fast Ethernet Switch USB Yes (1 Port) Serial Yes JTAG Yes Serial → port.serial general information about the serial port, serial port cable, etc. How to connect to the Serial Port of this specific device: Insert photo of PCB with markings for serial port Serial connection parameters 57600, 8N1 JTAG → port.jtag general information about the JTAG port, JTAG cable, etc. How to connect to the JTAG Port of this specific device: Insert photo of PCB with markings for JTAG port Tags How to add tags ramips, rt3052, FastEthernet, 4Port, USB, 1USB, JTAG, serial, integrated, 802.11bgn, 32RAM, 8Flash, 16Flash, MIPS, fxo This website uses cookies. By using the website, you agree with storing cookies on your computer. Also you acknowledge that you have read and understand our Privacy Policy. If you do not agree leave the website.OKMore information about cookies ramips rt3052 fastethernet 4port usb 1usb jtag serial integrated 802.11bgn 32RAM 8Flash 16flash mips fxo Last modified: 2019/02/12 16:16by tmomas