SI2493-D-FS Silicon Laboratories Inc, SI2493-D-FS Datasheet - Page 221

• 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

7.7.6. Call—Automatic Tone Dial
Table 138 lists the commands that occur after the configuration defined in Table 136.
7.7.7. Call—Manual Off-Hook Tone Dial
Table 139 lists the commands that occur after the configuration defined in Table 136.
Host to Modem Command
AT:U1CD,40,10
AT:U1D5,C8,400,400,7FFF
AT:U199|40
Host to Modem Commands
AT+VTS=[697,1209,20]
AT+VTS=[941,1336,20]
AT+VTS=[697,1336,20]
Commands / Data
Host to Modem
ATDT102
/ Data
Table 137. Simplex Speakerphone Configuration
Table 139. Speakerphone Manual Off-Hook Dial
Table 138. Speakerphone Automatic Tone Dial
Modem to Host Result
Modem to Host Result
Modem to Host
Codes/Data
Result Code
Codes/Data
OK
OK
OK
OK
OK
OK
OK
Rev. 1.3
Local Modem Actions
Set LEC Filter Length
Set LEC Delay
Set Holding Time (ms)
Set Speaker Threshold
Set Microphone Threshold
Disable break-through
Enable SSP, configure for automatic switch mode
Perform automatic tone dial of 102. Modem will return
OK. The user will not receive <DLE> events for dial
tone, ring-back, busy, and quiet since the detectors are
disabled. See Table 117 for details on active detectors.
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.
The user will not receive <DLE> events for dial tone,
ring-back, busy, and quiet since the detectors are dis-
abled. See Table 117 on page 190 for details on active
detectors.
Local Modem Actions
Local Modem Actions
AN93
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