D-Link DWL-G820 rev A1

multiple revisions of this device, use caution

bg (G108)
108G Gaming/Bridge Adapter
Support	Support page
Wikipedia	D-Link
WikiDevi.wi-cat.ru	D-Link DWL-G820 rev A1
3rd Party Firmware
dd-wrt	Incompatible
OpenWrt	Incompatible
Tomato any flavor	Incompatible
Platform
Brand • Model • Rev	D-Link DWL-G820 A1
FCC ID	KA22004050007-1
Type	bridge
CPU1	Atheros AR2313A
CPU1 Type	MIPS 4Kc
CPU1 Speed	180 MHz
Flash1 Chip	Atmel AT49BV322A-70TI
Flash1 Size	4 MiB4,194,304 B <br />32,768 Kib <br />4,096 KiB <br />32 Mib <br />0.00391 GiB <br />
RAM1 Size	16 MiB16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br />
RAM1 Chip	SK hynix HY57V281620HCT-H
ETH chip1	Atheros AR2313A
ETH chip2	IC+ IP101A
Ethernet Port Count	1-100MbE-LAN
Wired Standard	IEEE 802.3i/3u
802dot11 OUI: 00:11:95 (12 E, 23 W) Ethernet OUI: 00:11:95 (12 E, 23 W)
Stock FW OS	VxWorks
Expansion IF types	none specified
Power	5 VDC, 2 A
Connector type	barrel
Serial Port (UART)	yes, populated, 4-pin header, internal
JTAG Port	yes
Other
Default IP address: 192.168.0.35 the IP 192.168.0.35 is used by 1 additional devices of which 1 are D-Link devices Default login user: admin Default login password: blank admin:blank credentials used by 367 additional devices of which 193 are D-Link devices
Manuf/OEM/ODM	Alpha Networks WAP-G08
Retail
FCC approval date	17 June 2004
Country of manuf	China
Radio 1
Chip1	Atheros AR2313A
Chip2	Atheros AR2112A
Wireless interface OUI	00:11:95
Antenna Connector Type	RP-SMA
Wireless Standard	IEEE 802.11b/g
802.11g	up to 108 Mbps
802.11b	up to 11 Mbps
WiFi Operating Frequency	2.4 GHz
CPU1 brand Radio1 chip1 brand Radio1 chip2 brand D-Link DWL-G820 rev A1 Atheros Atheros Atheros D-Link DWL-G820 rev B1 Atheros Atheros Atheros

For a list of all currently documented Atheros (QCA) chipsets with specifications, see Atheros.
For a list of all currently documented IC+ chipsets with specifications, see IC+.

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

• 108 Mbps - 2.4GHz 802.11g = G108 class

Overview

"8WAPG08..2A1" is silkscreened on the board.

Probable PSU(s)

The power supply included with the US distributed units looks to be a JENTEC JTA0302A.

JENTEC JTA0302A (more)
Input: 100-120 VAC ~ 50-60 Hz, 0.5 A
Input connector: NEMA 1-15P Style: small, straight
Output: 5 VDC, 2 A
Output connector: barrel (center +)  OD: ??  ID: ??  LEN: ??

Links of Interest

• On the OpenWrt Wiki's (old) D-Link hardware table
• On the OpenWrt Forums

JTAG-Serial Info

Serial

Serial Pinouts

It seems to be a standard Alpha pinout..

JP2
(RxD)       (3.3) (GND) (TxD)

Info derived from

Boot log

ar531x rev 0x00005850 firmware startup...
SDRAM TEST...PASSED



  WAP-G02A  Boot Procedure                       V1.0
---------------------------------------------------------
  Start ..Boot.B12..Please check the ethernet cable on port 1

Atheros AR5001AP default version 3.0.0.43A


 0
auto-booting...

Attaching to TFFS... done.
Loading /fl/APIMG1...

  Please wait, loading  image ...

  image check ok!!!

/fl/  - Volume is OK
Using factory default settings.
Please check the ethernet cable on port 1!
Attaching interface lo0...done
vxWorksTftpPackageInit: init. finish & success!
wireless client starting...

Bootloader info

help

[Boot]: ?

 ?                     - print this list
 @                     - boot (load and go)
 p                     - print boot params
 c                     - change boot params
 e                     - print fatal exception
 v                     - print version
 B                     - change board data
 S                     - show board data
 n netif               - print network interface device address
 $dev(0,procnum)host:/file h=# e=# b=# g=# u=usr [pw=passwd] f=#
                           tn=targetname s=script o=other
 boot device: tffs=drive,removable     file name: /tffs0/vxWorks
 Boot flags:
   0x02  - load local system symbols
   0x04  - don't autoboot
   0x08  - quick autoboot (no countdown)
   0x20  - disable login security
   0x40  - use bootp to get boot parameters
   0x80  - use tftp to get boot image
   0x100 - use proxy arp

available boot devices:Enhanced Network Devices
 ae1 tffs

show board data

[Boot]: S
name:    Atheros AR5001AP default
magic:   35333131
cksum:   1e74
rev:     4
major:   1
minor:   0
pciid:   0013
wlan0:   no  00:11:95:be:c2:74
wlan1:   yes 00:11:95:be:c2:74
enet0:   no  00:11:95:be:c2:74
enet1:   yes 00:11:95:be:c2:74
uart0:   yes
sysled:  yes, gpio 7
factory: yes, gpio 6
serclk:  internal
cpufreq: calculated 180000000 Hz
sysfreq: calculated 45000000 Hz
memcap:  disabled
watchdg: enabled

print boot params

[Boot]: p

boot device          : tffs:
unit number          : 0
processor number     : 0
file name            : /fl/APIMG1
inet on ethernet (e) : 192.168.1.20:0xffffff00
flags (f)            : 0x0
other (o)            : a

version

[Boot]: v
CPU: Atheros AR5001AP default
BSP version: 3.0.0.43A
Creation date: Feb 18 2004, 12:31:30