CS8920 datasheet(64/66 Pages) CIRRUS

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AN84REV1

CS8920 Technical Reference Manual

5.0 Contacting Customer

Support at Crystal

Crystal Semiconductor is committed to

providing the industry’s most easily

implemented Ethernet solution. We

invite you to contact us for assistance at

any time during the design process. Our

Application Engineering department

offers free schematic and layout review

services and provides software support

for Crystal’s network drivers. Let

Crystal’s application engineers help you

confirm the optimum design for your

specific application.

To contact Crystal Application

Engineering, call (800) 888-5016 (from

the US and Canada) or 512-442-7555

(from outside the US and Canada), and

ask for CS8920 Application Support, or

send an email to:

ethernet@crystal.cirrus.com.

5.1 Crystal BBS

Crystal also offers free updates to the of

the network driver software using the

Crystal Semiconductor BBS (Bulletin

Board System).

5.1.1 Connecting to the BBS

Access to the bulletin board system is

available 24 hours a day, 7 days a week.

Baud rates from 300 to 14.4K are

supported as well as LAPM/MNP error

control and compression. To access the

BBS:

1. Set your terminal software for 8-bits,

no parity, and 1 stop bit (8-N-1).

2. Dial (512) 441-3265.

3. Type <RETURN> after connection

is made.

4. Enter your assigned username at the

prompt. If you are not a registered

user, enter “guest” (without quotes).

The username is not case sensitive.

5. If you are a registered user, enter your

assigned password when prompted.

You have the option to change your

password on-line after your initial

logon. Note: Passwords should

consist of 3 to 8 alphanumeric

characters and are case sensitive.

5.1.2 Guests

If you are a guest caller, you will be

asked to fill out a short questionnaire

consisting of your full name, company

name, the city and state you are calling

from, and a daytime phone number.

Once the questionnaire is completed,

you will be able to download files from

the Public File Area.

5.1.3 Registered Callers

Registered callers can upload or

download files to/from their own private

file areas as well as download files from

the Public File Area. To access your

private file area select option 5, “Enter

Your Private File Area”, from the main

menu.

Only you and the BBS system operator

(sysop) can access your private file area.

Files you upload to your private file area

will be scanned and passed on to the

appropriate Crystal applications

engineer.

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