User's Manual

MHX-900 Operating Manual: Appendix A Modem Command Summary 19
A. Modem Command Summary
The following provides a command summary for the MHX-900 module. Factory settings are denoted with a ‘*’.
AT Commands
A Answer
D Dial
E Command Echo
E0 No Echo
* E1 Command Echo
I Identification
I0 Product Code
I1 Checksum
I2 ROM Checksum
I3 Product ID
I4 Not Supported
I5 Firmware Version
O On-line Mode
Q Quiet Mode
* Q0 Enables Result Codes
Q1 Disables Result Codes
V Result Codes Display
V0 Display as Numbers
* V1 Display as Words
W Connection Result
* W0 Reports DTE as CONNECT xxxx
W1 Reports computer (DTE) rate and wireless
rate between modems as CARRIER xxxx.
W2 Reports DCE as CONNECT xxxx
Z Reset and load stored configuration
&C DCD (Data Carrier Detect)
&C0 DCD is always on
* &C1 DCD is on when modems are
synchronized
&D DTR (Data Terminal Ready)
&D0 DTR ignored
* &D2 DTR disconnects and switches to
command
&D3 DTR disconnects and resets modem
&F Load Factory Default
&K Handshaking
&K0 Disable Handshaking
* &K3 Enable Handshaking
&S DSR (Data Set Ready)
&S0 DSR is always on
* &S1 DSR on in data, off in command mode
&V View Configuration
&W Write configuration to memory
Sxx? Read S register value
Sxx=yy Set S register value
Result Codes
0 OK
1 CONNECT
2 RING
3 NO CARRIER
4 ERROR
8 NO ANSWER
10 CONNECT 2400
11 CONNECT 4800
12 CONNECT 9600
14 CONNECT 19200
17 CONNECT 38400
18 CONNECT 57600
33 CONNECT 115200
S Registers
S0 Number of Rings - Auto Answer [0...255]
S2 Escape code [0...255] default ‘+’
S3 CR character [0...255] default <cr>
S4 Line Feed [0...255] default <lf>
S5 Backspace [0...255] default <bs>
S101 Operating Mode
1 - Master point to point
* 2 - Slave point to point
3 - Master point to multipoint
4 - Slave point to multipoint
S102 Serial Baud Rate
1 = 115200, 2 = 57600, 3 = 38400
4 = 28800, 5 = 19200, 6 = 14400
* 7 = 9600, 8 = 7200, 9 = 4800,
10 = 3600, 11 = 2400
S103 Wireless Link Rate
*1 = Turbo, 2 = Fast, 3 = Normal
S104 Network Address [0...65535]
S105 Unit Address [0...65535]
S106 Hopping Pattern [1...20]
S107 Encryption Key [0...65535]
S108 Output Power Level
* 0 = 1 mW, 1 = 10 mW, 2 = 100 mW
3 = 1000 mW
S109 Hopping Interval
1 = 25 msec, 2 = 50 msec, 3 = 100 msec,
4 = 150 msec, * 5 = 200 msec, 6 = 250 msec,
7 = 300 msec, 8 = 350 msec
S111 Packet Minimum Size [0...Maximum Size]
S112 Packet Maximum Size [1...255]
S113 Packet Retry Transmissions [0...255]
S114 Address Header
* 0 = Disabled, 1 = Binary, 2 = Text
S115 Packet Repeat Interval
1 = 1...1, 2 = 1...3, 3 = 1...7, 4 = 1...15
5 = 1...31, 6 = 1...63, 7 = 1...127, * 8 = 1...255