MTCBA-C1-N3 Multi-Tech Systems, MTCBA-C1-N3 Datasheet - Page 44

• Manufacturer Part Number: MTCBA-C1-N3
• Description: MODEM CDMA RS232 DUAL
• Manufacturer: Multi-Tech Systems
• Series: MultiModem® Cellr

Specifications of MTCBA-C1-N3

• Function: Transceiver, CDMA, Modem
• Modulation Or Protocol: CDMA2000
• Frequency: 800MHz, 1.9GHz
• Applications: Verizon™ Networks (USA)
• Interface: RS-232
• Data Rate - Maximum: 153.6 kbps
• Voltage - Supply: 9 V ~ 32 V
• Package / Case: Module
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 881-1148

Flash Indication for +WFSH:
Send DTMF Tones +VTS
Description:
Syntax:
Values:
Multi-Tech Systems, Inc. CDMA C1 AT Commands Reference Guide (PN S000478C)
This response confirms that a flash has been sent to the base station.
Response Syntax: +WFSH
The product supports the ability of the user application to send burst DTMF tones over the CDMA
network. This command enables the transmission of burst DTMF tones.
To transmit DTMF tones (only when there is an active call), the application use ATS11 to
configure the DTMF durations.
Command syntax: AT+VTS=<Tone>
<tone>
ATD858551212
Note: Make a voice call
AT+WFSH=6195552121
Note: Place first call on hold, connect to second
party.
AT+WFSH
Note: Connect all 3 parties.
AT+WFSH
ATH
Command
AT+WFSH
Command
ATD858551212
Note: Make a voice call
AT+VTS=1
Note: Send DTMF tone associated with the value of 1
ATH
Note: Release all calls
0-9, *, #
Possible Responses
OK
+WFSH
OK
+WORG:858551212
+WCNT:3
Note: Conversation...
OK
+WFSH
Note Modem now places first call on hold
and attempts connection to second call.
OK
+WFSH
Note: All 3 parties now connected.
OK
+WFSH
Note: Disconnect second party, connected
to first party only.
OK
+WEND:10
Possible Responses
OK
+WORG:8585551212
+WCNT: 3
+CCWA:”8582701234”,129
Note: Indication of another incoming call
OK
OK
+WEND: 29
Note: All calls end
Chapter 9 – Call Control Commands
Note: Conversation…
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