Comtrol AT Commands User Manual

Page 5

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AT Commands for CX81801/CX06833/CX81300/CX06827 Modems Reference Manual

102184B

Conexant

v

&S - DSR Override ............................................................................................................................... 3-28

&X - Select Synchronous Clock Source ............................................................................................... 3-29

+IPR - Fixed DTE Rate .......................................................................................................................... 3-30

+IFC - DTE-Modem Local Flow Control ................................................................................................ 3-31

+ILRR - DTE-Modem Local Rate Reporting ......................................................................................... 3-32

+IBC – In Band Commands .................................................................................................................. 3-34

3.2.3

Call Control................................................................................................................................................... 3-37

D - Dial.................................................................................................................................................. 3-37

T - Set Tone Dial Default....................................................................................................................... 3-40

P - Set Pulse Dial Default...................................................................................................................... 3-40

A - Answer ............................................................................................................................................ 3-40

H - Disconnect (Hang-Up) .................................................................................................................... 3-41

O - Return to On-Line Data Mode......................................................................................................... 3-42

L - Speaker Volume .............................................................................................................................. 3-43

M - Speaker Control ............................................................................................................................. 3-43

&G - Select Guard Tone........................................................................................................................ 3-44

&P - Select Pulse Dial Make/Break Ratio.............................................................................................. 3-44

&V - Display Current Configuration and Stored Profiles ...................................................................... 3-45

&V1 - Display Last Connection Statistics ............................................................................................. 3-46

\V - Single Line Connect Message Enable ............................................................................................ 3-47

%L - Report Line Signal Level.............................................................................................................. 3-48

%Q - Report Line Signal Quality........................................................................................................... 3-48

*B - Display Blacklisted Numbers ........................................................................................................ 3-48

*D - Display Delayed Numbers............................................................................................................. 3-49

–PPD= - Extension Pickup Notification through 16550 UART ............................................................. 3-49

–STE= - Set Telephony Extension......................................................................................................... 3-50

-TRV – Tip & Ring Voltage ................................................................................................................... 3-55

-TTE - Threshold Adjustments for Telephony Extension ...................................................................... 3-56

3.2.4

Modulation Control Commands ................................................................................................................... 3-57

+MS - Modulation Selection ................................................................................................................. 3-57

+MR - Modulation Reporting Control ................................................................................................... 3-59

%E - Enable/Disable Line Quality Monitor and Auto-Retrain or Fallback/Fall Forward ......................... 3-61

B - CCITT or Bell ................................................................................................................................... 3-62

3.2.5

Error Control Commands ............................................................................................................................. 3-63

+ES - Error Control and Synchronous Mode Selection ........................................................................ 3-63

+EB - Break Handling in Error Control Operation ................................................................................. 3-65

+ESR - Selective Repeat ....................................................................................................................... 3-65

+EFCS - 32-bit Frame Check Sequence ................................................................................................ 3-66

+ER - Error Control Reporting .............................................................................................................. 3-67

+ETBM - Call Termination Buffer Management .................................................................................... 3-69

\B - Transmit Break to Remote ............................................................................................................. 3-70

\K - Break Control ................................................................................................................................. 3-71

-K - MNP Extended Services ................................................................................................................ 3-72

3.2.6

Data Compression Commands..................................................................................................................... 3-73

+DS - Data Compression ...................................................................................................................... 3-73

+DS44 - V.44 Compression Select ....................................................................................................... 3-74

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