Z0221500ZCO Zilog, Z0221500ZCO Datasheet - Page 28
Z0221500ZCO
Manufacturer Part Number
Z0221500ZCO
Description
Z02215 ONE-CHIP MODEM EVAL KIT
Manufacturer
Zilog
Specifications of Z0221500ZCO
Main Purpose
Telecom, Modem
Utilized Ic / Part
Z02215
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Secondary Attributes
-
Embedded
-
Primary Attributes
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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Setup and Installation
to compensate for loss or gain in the modem’s DAA. Tone-detection
threshold levels and STMF transmit levels are not adjusted by this value.
S-Registers Minimum, Maximum, and Default Values
Any modem s-Register may be specified. The format for each line is
The following example sets the parameters for S-Register 11 to
minimum,
When setting bit mapped registers, set the minimum to
255
EQM Values
The parameter EQMRETRAIN contains the upper limit for the Eye Qual-
ity Monitor (EQM). If the EQM exceeds this value during a V.22bis con-
nection and
The parameter EQMHANGUP contains the upper limit for the Eye Qual-
ity Monitor (EQM). If the EQM exceeds this value during a V.22, Bell
212 or V.22bis connection for sufficient time, the modem hans up the tele-
phone line. Set to
Client Message
The parameter CLIENTMSG contains the message to be displayed in
response to the
quote (“) characters. The message may be up to 127 characters long. The
message may contain
REGISTER
REGISTER
to allow AT commands to change their value.
255
AT%E1
AT14
as the maximum, and
0x7000
is set (
PRELIMINARY
command. Start and end the message with double-
\r
Sreg, Min, Max, Default
or
1
to disable hang up caused by high EQM.
), the modem initiates a retrain.
11, 50, 255, 95
\n
sequences that are translated to carriage-
Evaluation Board User Manual
95
Z02215 Single-Chip Modem
as the default.
0
and maximum to
UM002304-0802
50
as the
22
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