SI2493-D-FS Silicon Laboratories Inc, SI2493-D-FS Datasheet - Page 65

• 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

*Y[sequence]
Command
+DR=X
Table 39. Basic AT Command Set (Continued)
Special Access Mode—This command enables special modes and
data memory access.
[sequence]
254:Waaaa,dddd
254:Qaaaa
2
1
0
Data compression reporting.
X
0
1
If enabled, the intermediate result code is transmitted at the point
after error control negotiation. The format of this result code is as
follows:
Result code
+DR:NONE
+DR:V42B
+DR:V42B RD
+DR:V42B TD
+DR:V44
+DR:V44 RD
+DR:V44 TD
Mode
Disabled
Enabled
Mode
Data compression is not in use
Rec. V.42bis is in use in both directions
Rec. V.42bis is in use in receive direction only
Rec. V.42bis is in use in transmit directions only
Rec. V.44 is in use in both directions
Rec. V.44 is in use in receive direction only
Rec. V.44 is in use in transmit directions only
Rev. 1.3
Description
Write hexadecimal data value dddd to
hexadecimal data address
aaaa. Only one 254:W command per line.
Read hexadecimal address aaaa. Returns
Enable continuous answer tone for the
ATA command. Use ATZ to clear this
mode. For example, the single-line, multi-
ple command is AT*Y2A.
Enable continuous DTMF tone for first digit
used in the ATD command. Use ATZ to
clear this mode. For example, the single-
line, multiple command for a continuous
DTMF “1” digit would be AT*Y1D1.
Exit from 254:W or 254:Q access mode.
Must reside on a separate line and must
be the final sequence be sent after the
final 254:W or 254:Q command.
hexadecimal data value
dddd. Only one 254:Q command per line.
Action
AN93
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