D-Link DWL-G820 rev A1

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bg (G108)
108G Gaming/Bridge Adapter
D-Link DWL-G820.png
Support
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3rd Party Firmware
dd-wrt
OpenWrt
Incompatible
Tomato any flavor
Incompatible
Platform
BrandModelRev
D-Link DWL-G820 A1
FCC ID
Type
bridge
CPU1
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
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 360 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
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 brandRadio1 chip1 brandRadio1 chip2 brand
D-Link DWL-G820 rev A1AtherosAtherosAtheros
D-Link DWL-G820 rev B1AtherosAtherosAtheros

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

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