SI2493-D-FS Silicon Laboratories Inc, SI2493-D-FS Datasheet - Page 198

• Manufacturer Part Number: SI2493-D-FS
• Description: IC ISOMODEM SYSTEM-SIDE 16SOIC
• Manufacturer: Silicon Laboratories Inc

Specifications of SI2493-D-FS

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

AN93
7.5.3. Call – Automatic Tone Dial
Table 121 lists the commands that occur after the configuration defined in Table 120.
7.5.4. Call – Manual Off-Hook Tone Dial
Table 122 lists the commands that occur after the configuration defined in Table 120.
7.5.5. Call – Automatic Pulse Dial
Table 123 lists the commands that occur after the configuration defined in Table 120.
7.5.6. Answer
A ring event will prompt the user to lift the handset. This will generate a Handset Raised Event and the Handset
Configuration procedure defined in Table 120 should be used to answer the call. For ring detection and local ring
tone/melody generation, see "7.6.2. TAM Hands-Free—Idle" .
198
Host to Modem Commands
AT+VTS=[697,1209,20]
AT+VTS=[941,1336,20]
AT+VTS=[697,1336,20]
Commands / Data
Commands / Data
Host to Modem
Host to Modem
ATDT102
ATDP102
/ Data
Modem to Host Result
Modem to Host Result
Modem to Host Result
Table 122. Handset Manual Off-Hook Dial
Table 123. Handset Automatic Pulse Dial
Table 121. Handset Automatic Tone Dial
Codes/Data
Codes/Data
Codes/Data
OK
OK
OK
OK
OK
Rev. 1.3
Perform automatic tone dial of 102. Modem will return OK.
Depending on the number of rings the host may receive
<DLE><r> events for ring-back notifications. If the line is
busy, a <DLE><b> event will be sent to the host. After
connection, the host will receive <DLE><q> events during
quiet periods of no voice.
Perform automatic pulse dial of 102. Modem will return
OK. Depending on the number of rings the host may
receive <DLE><r> events for ring-back notifications. If
the line is busy, a <DLE><b> event will be sent to the
host. After connection, the host will receive <DLE><q>
events during quiet periods of no voice.
The user is free to dial manually using the +VTS com-
mands to create the DTMF digits.
Generate DTMF 1 digit for 200 ms.
Generate DTMF 0 digit for 200 ms.
Generate DTMF 2 digit for 200 ms.
Depending on the number of rings the host may receive
<DLE><r> events for ring-back notifications. If the line
is busy, a <DLE><b> event will be sent to the host.
After connection, the host will receive <DLE><q>
events during quiet periods of no voice.
Local Modem Actions
Local Modem Actions
Local Modem Actions