US Robotics Sportster Operating Instructions Manual page 154

Register Default
S15 (cont.)
S16 0
S17 0
S18 0
150
T
ECHNICAL
Function
Bit Value Result
3 8 Disable MNP handshake.
4 16 Disable MNP level 4.
5 32 Disable MNP level 3.
6 64 MNP incompatibility.
7 128 Disable V.42 operation.
To disable V.42 detect phase, select the total of the values for bits 3
and 7.
Bit-mapped register setup. To set the register, see instructions for S13.
Bit Value Result
0 1 Reserved
1 2 Touch tone dialing test.
2-7 4-128 Reserved
Reserved
Test timer for &T loopback testing. Sets the time in seconds of testing before the
modem automatically times out and terminates the test. When set to 0, the timer is
disabled. Valid range is 1-255.
Q R
UICK EFERENCE