Sparr Electronics Limited

Overview
Data Comm.
Internet
Messaging
Fax Maker
GSM/GPRS
MDaemon
Relay Fax
Network
Security

GSM/GPRS

GPS, GPRS Modem Product, from Sparr Electronics limited (SEL), provides full functional Capability to Serial devices to send SMS and Data over GSM Network in addition to offering Global Positioning data received from Satellite. This product provides great feasibility for Devices in remote location to stay connected, which otherwise would not have been possible where telephone lines do not exist.

This Product is available as Board level or enclosed in metal Box. This can be integrated into o various serial devices to provide SMS and data transfer capability. The GSM Modem supports popular "AT" command set so that users can develop applications quickly. This has a SIM card holder to which activated SIM card should be inserted for normal use.

Features and specifications

JP8- Supply Input	The product requires DC supply of 5V to 9 V with 1 Amp current rating for proper operation
Line Impedance	600 Ohms
GSM Serial	This RS 232 serial port can be connected to computer or any serial port for communicating with the product using AT commands. Default port speed is 9600 bps
GPS Serial	This serial port when connected to Computer or any serial device gives at 4800 bps, the Global Positioning Data continuously for monitoring.
J3 and J4 Connectors	For connecting the GPS & GSM Antenna.
JP1 – Jumper	Short Pin 1 & 2 for Normal operation to Power the Module. Shorting Pin 2 & 3 does not allow the module getting the power.
JP2 – Jumper	Short Pin 1 & 2 to get in to Boot mode of the Module. For normal operation, short 2 & 3.
JP3 – Jumper	Short Pin 1 & 2 to RESET the Module. For normal operation, short 2 & 3.
JP4 – Jumper	Short Pin 1 & 2 to Enable the GPS functionality of the Module. The GPS functionality gets disabled if the pins 2 & 3 are shorted.
JP5	Head Set Socket
JP6	Hand Set Socket
D37 - Power ON	Always On when there is Power available to the unit
D27– GPS Status LED	OFF – GPS part of the product is OFF or there is not enough GPS Signal in view
D27– GPS Status LED	Flashing – ON 100 m sec and OFF 900 m sec – GPS function is performing 2D or 3D positioning
D26–GSM Status LED	OFF – Module is in OFF mode or under download condition
	Slow Flash – ON 200 m sec and OFF 2 sec – Unit is registered on the Network and there is No data transfer
	Quick Flash – ON 200 ms and OFF 600 m sec – Unit is registered on the Network and data transfer is in Progress

Application areas of GPS, GPRS

Precision Timing
Navigation
Vehicle tracking & Control
Anti-Theft and Road side assistance applications

LAN based SMS & Time Servers
Alarm notification of critical events including Servers
Network Monitoring and SMS reporting
Data Transfer applications from remote locations
Monitor and control of Serial services through GSM Network
Integration to custom software for Warehouse, Stock, Production, Dispatch notification through SMS.
AMR- Automatic Meter Reading
And many more…