HG255D is a gateway from ChinaTelecom OEM by HuaWei.
| 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.
| 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 |