Toshiba PCX2500 (DAZ8821F)

b (B11)
Cable Modem
3rd Party Firmware
dd-wrt	Incompatible
OpenWrt	Incompatible
Tomato any flavor	Incompatible
Platform
Brand • Model • Rev	Toshiba PCX2500 (DAZ8821F)
FCC ID	none specified
Type	access point, cable modem
CPU1	Texas Instruments TNETC4400
CPU1 Type	MIPS
CPU1 Speed	100 MHz
Flash1 Chip	STMicro M28W160CT
Flash1 Size	2 MiB2,097,152 B <br />16,384 Kib <br />2,048 KiB <br />16 Mib <br />0.00195 GiB <br />
RAM1 Size	8 MiB8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br />
RAM1 Chip	SK hynix HY57V641620HG
ETH chip1	Texas Instruments TNETC4400
ETH chip2	Realtek RTL8201L
Ethernet Port Count	1-100MbE-LAN
Wired Standard	IEEE 802.3i/3u
802dot11 OUI: none specified
Stock FW OS	VxWorks
Expansion IF types	none specified
Power	12 VDC, 1 A
Connector type	barrel
Serial Port (UART)	yes, internal, 6-pin header, populated, JP3, (9600 8N1)
JTAG Port	yes, internal, 14-pin header, populated, JP2
Flags: DOCSIS 1.0
Other
Manuf/OEM/ODM	Toshiba
Retail
FCC approval date	November 2002
Country of manuf	Taiwan
Radio 1
Chip1	Brand? Model?
Wireless interface OUI	none specified
Antenna Connector Type	none specified
Wireless Standard	IEEE 802.11b
802.11b	up to 11 Mbps
WiFi Operating Frequency	2.4 GHz

For a list of all currently documented Realtek chipsets with specifications, see Realtek.
For a list of all currently documented Texas Instruments (TI) chipsets with specifications, see Texas Instruments.

For a list of all currently documented Toshiba device with specifications, see Toshiba.

• 11 Mbps - 2.4GHz 802.11b = B11 class

Overview

"KMA320010903", "TANSUI-A", "PCX V:X3", and a date code of 0245 is silkscreened on one PCX2500's board.

It's presumed to be running VxWorks.

Links of Interest

• Toshiba pcx2500 thread @ the Haxorware Forums

The board image shown (from here) has a different layout than the one populating this entry

JTAG-Serial Info

Serial

Serial Pinouts

1 [3.3] (GND) 2
3 (TxD) (GND) 4
5 (RxD) (GND) 6  JP3

Boot log

Power-On


Cable Modem Image starter
Texas Instruments (C) 2002
Version 01.05d
Running image #1.
Trying to run default image
        Prefix address - B0010000       Found image CRC OK; Decompressing
.................................
Well, looks OK; Let's go
Target Name: vxTarget
Attached TCP/IP interface to emac unit 0
NFS client support not included.
CPU is PUMA
Board is Tansui
HW Revision is 9.2.3.1
SW Version is 1.0.11 (Build 15_07_02:2) - Creation Date/Time:  Jul 17 2002 / 12:05:57

PCX2500: MIPS Core speed is 100.00 MHz (100 Ticks per second)
0x947ffdf0 (tRootTask): Loading RNDIS End Driver...
0x947ffdf0 (tRootTask): Memory setup complete
0x947ffdf0 (tRootTask): Configuring rndis2...
0x947ffdf0 (tRootTask): Done loading RNDIS END.
Installed MIPS exception handler
Initialized BBIF

                   ***********************************
                   **      Toshiba Corporation     ***
                   **   DOCSIS based Cable Modem   ***
                   ***********************************

USB_Init
0x947ffdf0 (tRootTask): After USB_Init
InitCB
init RNDIS CB
Attaching network interface lo0... done.
Power Table Initialization Complete
TxWDT: Installing Anti-Bubble protection...


>>>
-> 0000001416:Trying to synchronize ...
0000001422:Scanning frequency 117000000Hz

... and so on.