Arris CM550A
Arris CM550A
(Est.) release date: September 2008
Country of manuf.: China
Type: cable modem
Power: 9 VDC, 0.8 A
Connector type: barrel
CPU1: Texas Instruments TNETC4600
FLA1: 2 MiB 2,097,152 B <br />16,384 Kib <br />2,048 KiB <br />16 Mib <br />0.00195 GiB <br /> (Macronix MX29LV160DBTI-70G)
RAM1: 8 MiB 8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br /> (Samsung K4S641632K-UC60)
Expansion IFs: USB 2.0 (slave)
Serial: yes, internal, 4-pin header, populated, J7, (9600,8,N,1), 3.3V TTL
ETH chip1: Texas Instruments TNETC4600
LAN speed: 100M
LAN ports: 1
Additional chips
Cable Tuner;Microtune;MT2000;;1;
Flags: DOCSIS 2.0
Ethernet OUI: 00:15:CF
For a list of all currently documented Texas Instruments (TI) chipsets with specifications, see Texas Instruments.
The Arris logo, "CM550 REV: 2.02C", "Copyright 2005", "ARRIS International, Inc.", <...>"CHINA" ("PCB MADE IN CHINA"?), and a date code of 0836 is silkscreened on one particular CM550A's board.
- ASUS / Pegatron would appear to be the manufacturer of this device
Serial
Pinout
[3.3] (TxD) (RxD) (GND) J7 ----> to RAM
Boot log
UART Initialized BOOTCR: 0x03900b11 Reset Type: 0x00000000 (Hardware) Chip CVR: 0x00120204 (Puma3 1.0) SDRAM Size: 0x00800000 TESTING SDRAM .+.+.+ SDRAM IS GOOD ARRIS Image Starter v05.01 ARRIS, Inc. (C) 2001 - 2004 Trying Flash Table A...GOOD Unzipping DOCSIS Computing CRC on zip image...GOOD Decompressing Load (LZMA).....................................GOOD Computing CRC on SDRAM image...GOOD Unzipping Application Computing CRC on zip image...GOOD Decompressing Load (LZMA)...GOOD Computing CRC on SDRAM image...GOOD DOCSIS load...GOOD App load......GOOD Running DOCSIS... PSAVE_init: copied 36 instructions to internal sram PSAVE_init: PDCR = 0x00401810 PSAVE_init: PRCR = 0x0000004e Installed MIPS exceptio
