CPC5621-EVAL-RDL Clare, CPC5621-EVAL-RDL Datasheet - Page 11

• Manufacturer Part Number: CPC5621-EVAL-RDL
• Description: LITELINK III EVALUATION BOARD
• Manufacturer: Clare
• Series: LITELINK® IIIr

Specifications of CPC5621-EVAL-RDL

• Main Purpose: Telecom, Isolation Solution
• Embedded: No
• Utilized Ic / Part: CPC5621
• Primary Attributes: Full-Wave Ringing Detection Phone Line Interface
• Secondary Attributes: Resistive AC Termination
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: CLA164; CPC5621EVAL-RDL

AT Command Set
Rev. 2
Command
M
O
&P
Q
Sn
?
=x
T
V
Speaker On/Off
Options
Return to On-Line
Mode
Pulse Dial Make/
Break Ratios
q
Result Code
Display Options
Set the current
S-register to n
Read an S-Register
Write an S-register
Tone dialing
Result Code Format
Function and Description
The country configuration may disable the speaker. If so, this command will return an
ERROR result.
M0
M1
M2
M3
This command returns the modem to the on-line mode. It is frequently used after th escape character
sequence (+++) to resume communication with the remote modem. If handshaking is started, the
modem uses Originate or Answer mode handshaking depending upon whether the modem originated
or answered the telephone call.
O0
O1
Sets cadence of pulse dial. The country configuration may disable this command, forcing particular
pulse dialing parameters. In this event, the modem returns an ERROR result if this command is issued.
&P0
&P1
&P2
&P3
This command allows the user to either display result codes or to not display result codes.
Q0
Q1
This command sets the current S-register to the value “n” selected by the user. For example, ATS7 will
set the current S-register to S7. Default value is 0. Sn addresses a particular S-register number so
future commands like ? and = will read of write the S-register. Modem reset and the &F command
select S0 as the default S-register.
This command displays the value of the last S-register named in the Sn command.
This command writes the value x to the last S-register named in the Sn command. The range of valid
values for x depends upon which S-register is being written. 0 is assumed if no value is given for x.
Selects the tone method of dialing.
This command changes the format in which result codes are displayed.
V0
V1
Speaker always off.
Speaker on until carrier detected. This is the default value in North America.
Speaker always on; stays on after carrier is detected.
Speaker off as digits are dialed, but on during ringback and on until carrier signal is detected.
Return the modem to the On-Line state from the Command state during a telephone line
connection. The modem starts handshaking if there was no telephone line connection but the
modem was off hook.
Return the modem to the On-Line state and retrain its data pump during a telephone line
connection. The modem starts handshaking if there was no telephone line connection but the
modem was off hook.
39%/61% make/break ratio and 10 pulses per second when pulse dialing. This is the default
value.
33%/67% make/break ratio and 10 pulses per second when pulse dialing.
39%/61% make/break ratio and 20 pulses per second when pulse dialing.
33%/67% make/break ratio and 20 pulses per second when pulse dialing
Result codes will be displayed. This is the default value for North America.
Result codes will not be displayed.
All result codes will be displayed as numbers.
All result codes will be displayed as words (verbose form). This is the default value for North
America.
www.clare.com
CPC2400E
11