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AT Command Set and S-Registers
Table 4-2. S-Register Reference (5 of 5)
S-Register Description
S90
CONSTANT DTE SPEED
If disabled , the DTE speed is independent of the connection
speed, allowing much greater throughput when using error
control and data compression.
If enabled , the serial-port speed (DTE) automatically
changes to match the modem-connection (DCE) speed.
NOTE: This command should only be enabled if your data
communications software is set up to support this feature.
0 = Disabled. Modem and DTE rates are independent.
1 = Enabled. DTE rate must be adjusted to modem
4-24
Issue 2
connection rate once online.
May 1995
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