The GateTel SW1 card is complete Modem solution.
Option SW1 with PYTHON offers customer program inside the modem,
Thus making the terminal a complete customer solutions.
The SW1 board to board 2.54mm connection.
Directly controlled by standard serial RS-232 interface and offering a
board supply voltage range ( 5-14 V DC ).
The SW1 is universal solution for all low volume m2m applications.
SW1 product comply to the RoHS directive of EU.
Product Features
Quad-Band EGSM 850/900/1800/1900 MHz
Output Power Class 4 (2W) 850/900MHz, Class 1 (1W ) 1800/1900MHz
At commands according to GSM 07.05, 07.07 and proprietary Telit
Supply Voltage Rage: 5-14 V DC
Power Consumption, power off: 26uA, idle: 4 mA, GPRS(max): 700 mA
Dimensions: 52x 40 x 5 mm
Weight: 35 gr.
Temperatures range: -20 / +70 C
2 I/O General Purpose I/O
9 pin board connector for RS232 communication 300 to 115,00 bps
MMCX female, 50 ohm connector for GSM
Option PYTHON script interpreter, Memory: 3 MB of NV, 1.5 MB RAM
Option PYTHON Script Interpreter
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Extended Temperature Range
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SW1 sample PTYHON application
The GateTel SW1 PYTHON terminal is complete Modem solution,
PYTHON script: SW1 send RS232 information to remote server.


Normal mode
afterward the unit is connecting to the IP ADDRESS with the REMOTE PORT.
* After the connection to the remote computer established the unit replies: CONNECT and from now on,
all the data that send to the unit transfer to the remote computer and all the data from the remote computer
transfer to the serial port.
* When the connection has lost the unit reply: NO CARRIER and try to reconnect to the remote computer.
Setup mode
* Turn on the unit
* Wait for reply: READY FOR SETTINGS
* The unit is waiting 10 seconds to get in the setup mode,
if within this 10 seconds the word: set (low case) has been hit, the unit go to Setup mode.
* When unit has got in to setup mode the unit reply: GO TO SETTINGS MODE
if the unit did’t got in setup mode, the unit reply: NOT READY FOR SETTINGS
* In setup mode there are 5 commands that can be sent to the unit:
1. Help - gives the list of all supported commands
2. 0:APN,GPRS USER,GPRS PASSWORD - the setup of the GPRS
3. 1:IP ADDRESS,REMOTE PORT - the setup of the remote IP and port
4. BR=BAUDE RATE - the setup of the baud rate
5. exit - exit setup mode and reboot the unit
Examples for unit setup:
0:internet,orange,mobile54
1:192.168.1.5,10101
BR=115200