ClearOne comm AP10 Command form Device Null, Command form Device TE, Return values

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26	Appendices ~ Appendix C: Serial Commands

NULL

This command sends a short noise burst down the telephone line and forces the AP10 to adapt to the telephone line. This command is write-only.

Command form: DEVICE NULL

Return Values: If the renull succeeded, the following is returned: DEVICE NULL

RING

When the AP10 receives a ring at the dialed-up location, the AP10 will respond: Device RING

TE

Controls and reports the connection status of the unit.

Command form: DEVICE TE <X>

Explanation: <X> is the action (i.e., connect, disconnect, current state)

X=0	Parameter to set the unit to disconnect from the line
X=1	Parameter to set the unit to connect to the line
X=2	Parameter to toggle the state from one state to the other
	(regardless of current state)
X=Null	Parameter to report back the current state

Return values:

If the current connect state is on, the following returns: DEVICE TE 1

If the current connect state if off, the following returns: DEVICE TE 0

Examples: To connect the unit to the telephone line:	#20	TE 1
To report the connection state of the unit:	#20	TE

TERL

This command reports back the telephone echo return loss (ERL) for the AP10 in dB. This is a read-only parameter.

Command form: DEVICE TERL

Return values:

If the current TERL level is 10 dB, the following is returned: DEVICE TERL 10

Technical Services Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760

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Contents AP10 Telephone Interface Technical Services Group ~ 1-800-283-5936 USA ~ Table of Contents IiiAppendices OperationFeatures IntroductionTechnical Support Professional Services GroupSales and Customer Service ClearOne Communications EuMEA GmbHFront view UnpackingControls and Connections Introduction ~ Controls and ConnectionsAP10 rear-panel connectors Rear viewEquipment placement Before You InstallPower requirements Telephone line requirementsTechnical Services Group ~ 1-800-283-5936 USA ~ Hardware Setup Connect the unitInstallation ~ Hardware Setup Phoenix connectorCreating a G-Link network Binary DIP Switch Address Position Connecting powerDevice ID DIP switch settings Assigning device ID numbersTechnical Services Group ~ 1-800-283-5936 USA ~ DIP Switch Settings Noise burst/auto-adaptReceive boost Auto-disconnect Receive AGCAuto-answer Call progression/loopNoise burst adapt Receive reductionCalibration RingingTransmit level adjustment Receive level adjustmentAuto-adapt Using the AP10 To answer a callTo make and disconnect a call Using the Telco Interface FoundControllers To muteOther telco options Custom control through DB-25 portTechnical Services Group ~ 1-800-283-5936 USA ~ Appendix a Specifications AppendicesAppendices ~ Appendix B Pinouts Remote connector pinoutAppendix B Pinouts Pin DescriptionAppendix C Serial Commands Set connector pinoutLine connector pinout ConventionsCommand structure ExampleConvention Description Command Function AP10 Serial CommandsAppendices ~ Appendix C Serial Commands Command form Device AACommand form Device Hook Command form Device HookdExample Command form Device LVL CH Command form Device Mute CH ExplanationCommand form Device Terl Return values Command form Device NullCommand form Device TE Return valuesCommand form Device Terle Command form Device UIDCommand form Device VER Appendix D Warranty This Warranty is Void ifAppendices ~ Appendix D Warranty FCC Part 68 Compliance Appendix E ComplianceFCC Part 15 Compliance Usoc Jacks This device uses RJ-11C and RJ21X terminal jacksSafety Information IC ComplianceAppendices ~ Appendix E Compliance Appendix F Block Diagram Acoustic Echo Cancellation AEC GlossaryGlossary Index Index