User`s manual

U.S. Robotics I-modem Command Reference
Flow Control • Page 10-7
and preventing their own deviceÕs buffer from overßowing. At the com-
puter/device interfaces, the devices independently control the ßow of data
through their Transmit Data (&H) settings.
Transmit-Data Flow Control
This type of ßow control is for data transmitted to the I-modem by its attached computer.
Non-ARQ connections allow the use of error control Þle transfer protocols, such as
XMODEM
and YMODEM without ßow control.
&Hn Alter the transmit-data ßow control.
&H0 Disable transmit data ßow control.
&H1 Hardware ßow control. Requires that your computer and software support
Clear to Send (CTS) at the EIA-232 interface.
&H2 Software ßow control. Requires that your software support XON/XOFF
signaling.