User`s guide

84 CHAPTER 6: TECHNICAL REFERENCE
Bit-Mapped
Registers
To set a bit-mapped register, select the bit(s) you want on and set the
register (for example, S13) to the total of the values in the Value column.
For example, ATS13 = 17 enables bit 0 (value is 1) and bit 4 (value is 16).
Table6-4 Settings for S13
Bit Value Result
0 1 Reset when DTR drops.
1 2 Reset non-MNP transmit
buffer from 1.5K to 128
bytes.
2 4 Set backspace key to delete.
3 8 On DTR signal, autodial the
number stored in NVRAM at
position 0.
4 16 At power on/reset, autodial
the number stored in
NVRAM at position 0.
5 32 Reserved
6 64 Disable quick retrains.
7 128 Disconnect on escape code.
Table6-5 Settings for S15
Bit Value Result
0 1 Disable ARQ/MNP for V.22.
1 2 Disable ARQ/MNP for
V.22bis.
2 4 Disable ARQ/MNP
V.32/V.32bis.
3 8 Disable MNP handshake.
4 16 Disable MNP level 4.
5 32 Disable MNP level 3.
6 64 MNP incompatibility.