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Command:
%C n
Data Compression Control
n = 0 or 1
Values:
Default:
1
Description: %C0
Disable V.42bis/MNP 5 data compression.
%C1
Enable V.42bis/MNP 5 data compression.
Command: +ES=6 Enable Synchronous Buffered Mode
Values:
n/a
Description:
Allows an H.324 video application direct access to the synchronous data channel. On underflow,
the modem sends HDLC flag idle (0x7E) to the remote modem. This special error correction mode
is overridden by any of the following commands: &F , &M , &Q , and \N . +ES = ? shows the only
allowed value.
Command:
&&S
Speaker Codec Loopback
Values:
n/a
Description:
Provides a loopback from the microphone to the speaker. For testing and debugging only.
Command: %T94 Testing External RAM
Values:
n/a
Description:
This command is used for testing the external RAM. Enter AT%T94<cr> to determine the status of
external RAM. The response you should receive will be either "FAIL" or "PASS"
Command: %T125 Testing DSP 56K Code Version/Checksum
Values:
n/a
Description:
Entering AT%T125<cr> tests the DSP56K code version and checksum running in external RAM.
Upon issuing this command the user may then issue ATI4<cr> to get DSP version or ATI1<cr> to
get DSP checksum in RAM.
Entering AT%T124<cr> tests the DSP56K code version and checksum running in internal ROM.
Upon issuing this command the user may then issue ATI4<cr> to get DSP version or ATI1<cr> to
get DSP checksum in ROM.
MTASR3-200
Appendixes
92
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