DART 300 Migration Guide Comparative AT Command Reference
2110291 Rev 1.0 Page 31
4.4. Status Registers
This section deals with the registers available on the two modems from the aspect of function
only. Consult the specific model references for detailed descriptions of specific value ranges and
meanings.
DART 200 registers used for Service Provider Mode are generally not shown as these are
unsupported in the DART 300 and do not have equivalents. If an equivalent does exist, the
register is shown in the table below.

4.4.1. S-Registers

Table 4-8: S-Registers
Register DART 200 DART 300
0 Auto-answer Auto-answer
1 Telnet <CR><LF> Not Supported.
2 Escape Character Escape Character
3 Carriage Return Character Not Supported. Fixed at 13 (0x0D)
4 Line Feed Character Not Supported. Fixed at 10 (0x0A)
5 Back Space Character Not Supported. Fixed at 8 (0x08)
Note that the PAD editing feature has a
backspace character in +WS73.
6 Delete Character Not Supported.
7 ATA command connection establishment time-
out (default 60).
TCP Handshake Timeout (default 30).
Also consult +WS198 Registration Wait Time
12 Escape Guard Time (default 50) Escape Guard Time (default 0)
13 Registration Timeout Not supported. Registration timout is in
register +WS198.
14 Bit Mapped Command Options (Read Only) Bit Mapped Command Options (Read Only)
21 Bit Mapped Command Options (Read Only) Bit Mapped Command Options (Read Only)
22 Bit Mapped Command Options (Read Only) Not supported.
23 Bit Mapped Command Options (Read Only) Not supported.
30 Channel Congested timer (Service Provider
Mode)
The DART 300 does not have an equivalent.
PAD Inactivity Timeout
The DART 200 equivalent is S86
31 Spiral decrement for intra-area cell channel
search (Service Provider Mode)
The DART 300 does not have an equivalent.
Logic Sleep Enable
The DART 200 does not have an equivalent.
50 PAD Data forwarding idle time-out. Not supported. PAD Inter-character Timer is
in register +WS70.
51 PAD Primary Forwarding Character 1 Not supported. PAD Primary Forwarding
Character is in register +WS64.