2005/11
SD-502 SDIO GPS Receiver
User Manual
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SD-502 SDIO GPS Receiver User Manual, version 1.2
page 3
2. System Specification
Electrical Characteristics (Receiver)
Chipset
Frequency
C/A Code
Channels
SiRF Start III
L1, 1575.42 MHz
1.023 MHz chip rate
20 channel all-in-view tracking
Accuracy
Position Horizontal
10 meters, 2D RMS
1~5 meters, 2D RMS with WAAS corrected
Velocity
Time
0.1 m/sec
1 micro-second synchronized to GPS time
Datum
Datum
WGS-84 (default)
Acquistion Rate
Hot start
Warm start
1 sec., average
38 sec., average
42 sec., average
0.1 sec., average
Cold start
Reacquisition
Protocol
GPS Protocol
NMEA 0183 (default)
SiRF binary (secondary)
GPS Output format
GGA (1 sec), GSA (1 sec), GSV (5 sec), RMC (1 sec).
GLL and VTG are optional.
Dynamic Condition
Acceleration Limit
Less than 4g
Altitude Limit
Velocity Limit
Jerk Limit
18,000 meters (60,000 feet) max.
515 meters/sec (1,000 knots) max.
20 m/sec**3
Temperature
Power
Operating
Humidity
-10°C ~ +70°C
5 ~ 95% non-condensing
Voltage
3.3 V
Power Consumption
110 mA
Physical Characteristics
Dimension
Weight
95 mm x 30 mm x 13 mm
approximately 30 grams
512 MB
Memory Size
SDIO Specification
• Compliant with SDIO Card Specification Ver. 1.00
• Base on Bsquare SDIO Now!
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SD-502 SDIO GPS Receiver User Manual, version 1.2
page 4
3. Introduction
SD-502 is a GPS Receiver with SDIO (Security Digital Input/Output) interface and an integrated
built-in memory, which provides an impressive data capacity. The built-in 512 MB memory allows
you to easily organize, store, and share files or documents. It also allows for tracking signals and
large map data according to the mapping software usage. It’s sleek and stylish design of look can
go with any kind of the Pocket PC. With light and handy appearance, it is convenient for you to put
it in pocket and bring it to anywhere you go. Just plug it into your Pocket PC, and use it to receive
the GSP signal right away! Its cylindrical antenna can receive the signal from all directions by 360
degree. It satisfies a wide variety of applications, including car navigation, personal touring navigation
or tracking and even marine navigation purpose. With our professional manufacturing technology
along with the cutting edge, SiRF Star III chipset, this receiver has provided higher sensitivity, lower
power usage and more rapid time-to-fix!
3.1 Features
• SiRF Star III high performance and low power consumption chipset
• Built-in high sensitivity GPS antenna
• LED to show GPS fix or not fix
• Built-in super capacitor to reserve system data for rapid satellite acquisition
• SDIO interface
• Operating platform: Pocket PC 2003, Win CE.Net, WM2003
• Base on Bsquare SDIO Now!
• Built-in memory size: 512 MB
3.2 Package
Before you start up, make sure that your package includes the following items. If any item is
missing or damaged, contact your dealer immediately.
• SDIO GPS Receiver and its cover.
• A CD (including the User Manual, Driver and the Testing Program.)
3.3 LED Function
GPS Status LED (Green):
• Blinking — GPS position is fixed
• Steady light — GPS position is not fixed
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SD-502 SDIO GPS Receiver User Manual, version 1.2
page 5
3.4 Compatible Device
• Dell Axim X3 Pocket PC
• Dell Axim X30 Pocket PC
• Dell Axim X50 Pocket PC
• Dell Axim X50V Pocket PC
• Dell Axim X51V Pocket PC
• HP iPAQ h1930 Pocket PC
• HP iPAQ h1940 Pocket PC
• HP iPAQ h1950 Pocket PC
• HP iPAQ h2210 Pocket PC
• HP iPAQ h2750 Pocket PC
• HP iPAQ h4150 Pocket PC
• HP iPAQ hx2410 Pocket PC
• HP iPAQ hx4700 Pocket PC
• HP iPAQ h6315 Pocket PC
• HP iPAQ rx3115 Pocket PC
• Eten M500
• Fujitsu Loox 720
• Asus MyPal 730
• T-Mobile MDA compact
Devices listed above have been tested and proved to be compatible with SD-502.
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SD-502 SDIO GPS Receiver User Manual, version 1.2
page 6
4. Install Driver
You have to install the driver before you can use the SD-502 GPS receiver with your Pocket PC. The
driver will be installed into the Pocket PC via the ActiveSync program. So, before you start, please
make sure the ActiveSync has been installed and the Pocket PC is connected to your desktop
PC.
(1). Put the CD into CD-ROM drive. The AutoRun will start the installation program automatically.
Click on the “Install Driver for WinCE” button to install the driver. (or you can manually install it
by double click the “GlobalSatSDGPS.exe” from the root directory of the CD. )
(2). Click the Next button on the Welcome dialog box and click Yes button on the End User
License Agreement dialog box.
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SD-502 SDIO GPS Receiver User Manual, version 1.2
page 7
(3). Click Yes and OK on next 2 dialog boxes. Now the driver has been installed in your PDA.
(4). Click Exit button to close the AutoRun program.
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SD-502 SDIO GPS Receiver User Manual, version 1.2
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(5). If you want to check whether the driver has been properly installed or not, please do the
following steps. In your PDA, tap Start / Settings, tap System tab and then Remove Programs
icon. You will see the driver “LEADCHAIN GPSDisk” is on the list.
(6). If you want to check version information of the installed driver. Please tap Start / Programs
/ File Explorer, go to “My Device / Windows” folder and open the “GPSDiskVersion.txt”. You will
see the driver’s version information.
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SD-502 SDIO GPS Receiver User Manual, version 1.2
page 9
5. Test the SD-502 GPS Receiver
You can use the testing program to see if the GPS Receiver is working correctly or not. The testing
program only supports the Microsoft Windows CE and Pocket PC based PDA platform.
Note : For more detail about this GPSinfo testing program, please refer to the GPSinfo
User Manual, you can find it in the root of CD. (GPSinfo_User_Manual_Eng.pdf)
To install the testing program, please follow the steps below:
(1). Put the CD into CD-ROM drive. The AutoRun will start the installation program automatically.
Click on the “Install GPSinfo” button to install the testing program. (or you can manually install it
by double click the “GPSinfo.exe” from the root directory of the CD.)
(2). Click the Next button to continue.
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SD-502 SDIO GPS Receiver User Manual, version 1.2
page 10
(3). Click Yes and OK on next 2 dialog boxes. Now the GPSinfo program has been installed in
your PDA.
(4). Click Finish button and finish the installation and click Exit button to close the AutoRun
program.
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SD-502 SDIO GPS Receiver User Manual, version 1.2
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(5). If you want to check whether the program has been properly installed or not, please do the
following steps. In your PDA, tap Start / Settings, tap System tab and then Remove Programs
icon. You will see the “GPS Information GPS Info” is on the list.
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SD-502 SDIO GPS Receiver User Manual, version 1.2
page 12
FCC Notices
This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions:
(1)This device may not cause harmful interference, and
(2)This device must accept any interference received, including interference that may
cause undesired operation .
FCC RF Exposure requirements:
This device and its antenna(s) must not be co-located or operation in conjunction with any other antenna or
transmitter.
NOTE: THE MANUFACTURER IS NOT RESPONSIBLE FOR ANY RADIO OR TV INTERFERENCE
CAUSED BY UNAUTHORIZED MODIFICATIONS TO THIS EQUIPMENT. SUCH MODIFICATIONS
COULD VOID THE USER’S AUTHORITY TO OPERATE THE EQUIPMENT.
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