CPC5621-EVAL-RDL Clare, CPC5621-EVAL-RDL Datasheet - Page 10

• 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

CPC2400E
AT Command Set
10
Command
H
&HT
I
Hook
PTT Test Command
Identification
Function and Description
H0
H1
The &HT command causes the modem to transmit tones for PTT testing. The test tone is generated
until a character is typed on the modem’s terminal. The country configuration may disable this com-
mand. The modem returns an ERROR result if this command is issued.
&HT0-9
&HT10
&HT11
&HT12
&HT13
&HT14
&HT15
&HT16
&HT17
&HT18
&HT19
&HT20
&HT21
&HT22
&HT23
&HT24
&HT25
&HT26
&HT27
&HT28
&HT29
&HT30
&HT31
The I command asks the modem for information that can be used to determine the modem’s compati-
bility with other software and to ensure the modem is operating properly.
I0
I1
I2
I3
I4
Hang up the telephone line.
Go off hook without answering a telephone call. This may be disabled in countries prohibiting
its use.
Display product code. The modem reports its product code to the terminal. The modem pro-
duces information text dependent upon its features and capabilities.
Display ROM checksum. The modem reports the value of its ROM checksum. The decimal num-
ber displayed is the eight bit sum (from 0 to 255) of all the bytes in ROM.
Test the ROM checksum. The modem checks its ROM to ensure it is correct. The modem
reports a result code indicating whether the ROM is OK or in ERROR.
Display Software Versions. The modem reports the modem controller and data pump software
versions, and the modem controller software release date, to the terminal.
Display Modem Identification. The modem reports a configurable identification message to the
terminal.
EMMF tone for digit n where the command was &HTn.
EMMF tone”*”
EMMF tone “#”
EMMF tone “A”
EMMF tone “B”
EMMF tone “C”
EMMF tone “D”
V.21 channel 1 mark
V.21 channel 2 marks
V.23 1200bps marks
V.23 75bps marks
V.21 channel 1 spaces
V.21 channel 2 spaces
V.23 1200bps spaces
V.23 75bps spaces
V.22 originate mode
V.22 answer mode
V.22bis originate mode
V.22bis answer mode
V.25 calling tone
550Hz guard tone
1800Hz guard tone
Silence
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Rev. 2