D-Link DSL-2750U rev U1

multiple revisions of this device, use caution

bgn (N300)
Wireless N300 ADSL2+ 4-Port Wi-Fi Router
Wikipedia	D-Link
WikiDevi.wi-cat.ru	D-Link DSL-2750U rev U1
3rd Party Firmware
dd-wrt	Status Unknown
OpenWrt	Status Unknown
Tomato any flavor	Incompatible
Platform
Brand • Model • Rev	D-Link DSL-2750U U1
FCC ID	KA2SL2750EA1
Type	wireless router, dsl modem
CPU1	Realtek RTL8672
CPU1 Type	Lexra LX5280 ?
CPU1 Speed	400 MHz
Flash1 Chip	Brand? Model?
Flash1 Size	8 MiB8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br />
RAM1 Size	32 MiB33,554,432 B <br />262,144 Kib <br />32,768 KiB <br />256 Mib <br />0.0313 GiB <br />
RAM1 Chip	Brand? Model?
ETH chip1	Realtek RTL8672
Switch	Realtek RTL8306SD
Ethernet Port Count	4-100MbE-LAN
Wired Standard	IEEE 802.3i/3u
802dot11 OUI: none specified
Expansion IF types	USB 2.0
USB ports	1
USB Hub Compatible	Untested
Power	12 VDC, 1 A
Connector type	barrel
Flags: ADSL2+
Retail
Availability	India, Middle East
FCC approval date	18 June 2010
Country of manuf	China
Radio 1
Chip1	Realtek RTL8192SU
Wireless interface OUI	none specified
Antenna Connector Type	none specified
MIMO status	2x2:2
Wireless Standard	IEEE 802.11b/g/n
802.11n	up to 300 Mbps
802.11g	up to 54 Mbps
802.11b	up to 11 Mbps
WiFi Operating Frequency	2.4 GHz
FCC ID D-Link DSL-2750E KA2SL2750EA1
CPU1 brand Radio1 chip1 brand Radio1 chip2 brand D-Link DSL-2750B rev B1 Broadcom Atheros D-Link DSL-2750B rev D1 Broadcom Broadcom D-Link DSL-2750E Realtek Realtek D-Link DSL-2750U rev C1 Broadcom Broadcom D-Link DSL-2750U rev U1 Realtek Realtek

For a list of all currently documented Realtek chipsets with specifications, see Realtek.

For a list of all currently documented D-Link device with specifications, see D-Link.

• 300 Mbps - 2SS 2.4GHz 802.11n (40MHz chan.) = N300 class

Overview

This device is probably using an RTL8676 SoC.

Stock Firmware D-Link DSL-2750U U1 (Chip RTL8676) Version 1.08 India:

• http://s000.tinyupload.com/?file_id=06631248541566693134

Links of Interest

Product page (India, black casing)

Product page (Iran, white casing)

Product page (Middle East [noted as using a white casing])

JTAG-Serial Info

Info dump from Dd

cat /proc/cpuinfo:
   system type             : RTL8672
   processor               : 0
   cpu model               : 56322
   BogoMIPS                : 458.75
   tlb_entries             : 64
   mips16 implemented      : yes

cat /proc/meminfo:
   MemTotal:          23940 kB
   MemFree:            6396 kB
   Buffers:            1504 kB
   Cached:             5136 kB
   SwapCached:            0 kB
   Active:             5636 kB
   Inactive:           4712 kB
   Active(anon):       3708 kB
   Inactive(anon):        0 kB
   Active(file):       1928 kB
   Inactive(file):     4712 kB
   SwapTotal:             0 kB
   SwapFree:              0 kB
   Dirty:                 0 kB
   Writeback:             0 kB
   AnonPages:          3724 kB
   Mapped:             2788 kB
   Slab:               5460 kB
   SReclaimable:        464 kB
   SUnreclaim:         4996 kB
   PageTables:          356 kB
   NFS_Unstable:          0 kB
   Bounce:                0 kB
   WritebackTmp:          0 kB
   CommitLimit:       11968 kB
   Committed_AS:       7008 kB
   VmallocTotal:    1048404 kB
   VmallocUsed:        1236 kB
   VmallocChunk:    1046952 kB

cat /proc/diskstats:
   31       0 mtdblock0 0 0 0 0 0 0 0 0 0 0 0
   31       1 mtdblock1 0 0 0 0 0 0 0 0 0 0 0
   31       2 mtdblock2 139 6155 12588 1790 0 0 0 0 0 1770 1780
   31       3 mtdblock3 0 0 0 0 0 0 0 0 0 0 0

Pictures

User Images

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