Instruction/ maintenance manual of the product FV-M7 San Jose Navigation
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1 MTK-3301 GP S Receiver Series Model: FV-M7 GPS Rece iver USER’S GUIDE The objective of The FV-M7 User’ s Guide is to help users to understand the properties of FV-M7 thoroughly and, therefore, obtain th e maxi mum performance from the m odule easi ly .
2 Contents Chapter 1 Introduction ......... ................... ........................... .. 3 1.1 Specifications ............................................................................................ 4 Chapter 2 Pin Assignment ...............
3 Chapter 1 Int rodu ction The main g oal of FV-M7 is to be used as a part of integrated system, w hi ch can be a simple PVT (Position-V el ocity- Time) system, for insta nce, G-mouse, PND (Pe rsonal .
4 1.1 Specifications PHYSICAL CONSTRUCTION PERFORMANCE GPS Chipset MTK -3 301 Dimension L40.5mm*W35mm*H13.7mm Sensitivity -158dbm R eceiving frequency 1575.
5 Chapter 2 Pin Assignm ent 2.1 Pin Assignment Figure 2.1 shows the pin definition s of FV-M7. T abl e 2 .1 desc ribes the c orrespond ing definiti ons for pins.
6 2.2 Pin description VIN (DC power input): This is the main DC supply for a 3.3V ~ 5V +- 5% DC input power module board. BATTERY (Backup battery): This is the battery backup input that powers the SRAM and RT C w hen main po wer is re moved. T ypical current draw is <10uA.
7 Chapter 3 Operating GPS Locat or Utility GPS Locator Utility V2.61 i s the l atest utili ty for confi guri ng the GPS setti ngs of Sanav GPS receivers. Y ou can fi nd the u tility in the CD (FV-M7UtilityS etup) an d the password is in License.txt. Double c lick on the Setup.
8 3.1 Connecting Com Port After sel ecting the Com Po rt, bard rate and Com mand Setting, click on “ Connect ” and you will be able to d o the config urations.
9 3.2 Functional Windows (Interval Setting) After connecti ng with success, you can view the NMEA da ta from differen t functional wind ows. The configurations can be done in the “ User Setting ” window. On top of the “Us er S etti ng” w indow , t here are several t aps.
10 3.3 Functional Windows (Local Time Zone Setting) Different l ocal time zones a re available. Note: Afte r finish ing local time z one setting, click “S end” to confirm t he setting befo re procee ding next ta p window for the ot her settin g.
11 3.4 Functional Windows (SBAS Setting) Enable/Di sable the SBAS ( WAAS). Note: After selecting the wanted SBAS setting, click “Send” to confirm the setting befo re procee ding next ta p window for the ot her settin g. Note: If there is no backup power connected, all the settings will go back to default aft er a pow er cycle.
12 3.5 Functional Windows (Power Mode Setting) Select the power m ode a nd “ Continuou s ” is p referred . Please contact Sanav for more informati on about the powe r mode. Note: After s electing the wanted po wer mode sett ing, cl ick “Send” t o confirm th e s etting before proce eding next tap window for the other settin g.
13 3.6 Functional Windows (Restart Setting) User can resta rt the uni t by usi ng this u tility . Note: Aft er s electing the w anted rest art setting, click “ Send” to confirm the setting before proc eeding nex t tap window for the o ther set ting.
14 3.7 Functional Windows (View Default) The defaul t of receiver c an be seen i n thi s window ..
15 3.8 Using Mini GPS to Open Com Port Select the ComP ort Select baud rat e (defaul t of 4800).
16 3.9 Using Mini GPS to Setup 1. Fix up date rate can be ch anged from 1 ~ 5Hz 2. Baud rate can be cha nged from 48 00 ~ 115200 bps. 3. When the setti ngs are d one, cli ck on “T est” and f ollow the inst ruction in the next page. Y o u will be abl e to save the setti ngs in to the flash.
17 3.10 Using Mini GPS to Save Settings into Flash FV se ries engi ne b oard module current ly o ffers a function to re fresh th e firmware t o your d esired se tting like baud r ate, upda ted rate or sent ences out put. Pl ease complete the s ettin g at Chapter 3.
18 Chapter 4 Availabl e NMEA Messages 4.1 NMEA Protocol The NMEA p rotocol exp resses th e data in the format of ASC II. This i s a standard format for GPS appli cations. 4.1.1 Standa rd NMEA M essages The modul e can output 7 standard N MEA me ssages, whi ch are NMEA Output Messages NMEA Record Description GGA Global Positioning System Fix Data .
19 GGA – GPS Fix Data Po siti on fix related da ta, such as po sition, ti me, number of sat elli tes in use, etc.. $GPGGA,gga1,gga2,gga3,gga4,gga5,gga6,gga 7,gga8,gga9,g ga10,gga11,gga12,gga13,gga14*hh<CR><LF> Parameters Descriptions Notes gga1 UTC time as posi tion is fi xed hhmmss.
20 GLL – Geographic Position – Latitude/Lo ngitude Navigati on data and sta tus. $GPGLL,gll1,gll2,gll3,gll4,gll5,gll6,gll7*hh<CR><LF > Parameters Descriptions Notes gll1 Latitu de ddmm.mmmm mm: dd – degree; mm.mmmmmm – min ute (0 o ~ 90 o ) gll2 Latitu de sector N – North; S – South gll3 Longitu de dddmm.
21 GSA – GNSS DOP and Active Satellit es Re ceiver oper ating mode, the v alues of DOPs, and PRN numbers for satellites used in the GGA po sition sol uti on.
22 GSV – GNSS Satellites in View This messa ge i ndicates t he observable sat ellites’ information, such as PRN nu mbers, elevation, azimu th, SNR, and number of sat elli tes in view .
23 RMC – Recommended Minimum Specific GNSS Data This m essage transmi ts the necessary navig ation data, such as ti me, p ositi on, speed, cours e, and so o n. $GPRMC,rmc1,rmc2,rmc3,rmc4,rmc5,rmc 6,rmc7,rmc8,rmc9,r mc10,rmc11,rmc12*hh<CR><LF> Parameters Descriptions Notes rmc1 UTC time as posi tion is fi xed hhmmss.
24 VTG – Course Over Ground and Ground Speed This messag e transmits th e speed and cou rse rel ative to ground. $GPVTG,vtg1,vtg2,vtg3,vtg4,vtg5,vtg6,vtg7,vtg8,vtg9*hh<C R><LF> Parameters Descriptions Notes vtg1 Course over groun d (degrees) Referenced to true nort h (xx.
25 ZDA – Time & Date This messag e transmits UTC time and dat e, and local tim e zone. $GPZDA,zda1,zda2,zda3,zda 4,zda5,zda6*hh<CR><LF> Parameters Descriptions Notes zda1 UTC time hhmmss.
26 Chapter 5 Limited Warr anty This unit can be used as part of navigational a ids, and is not intended to replace other means of navigation or aids. San J ose Navi gation, Inc. warrants thi s GP S receiver and accessorie s to be free of defect for a p eriod o f 12 months fro m the date of original purchase.
An important point after buying a device San Jose Navigation FV-M7 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought San Jose Navigation FV-M7 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data San Jose Navigation FV-M7 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, San Jose Navigation FV-M7 you will learn all the available features of the product, as well as information on its operation. The information that you get San Jose Navigation FV-M7 will certainly help you make a decision on the purchase.
If you already are a holder of San Jose Navigation FV-M7, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime San Jose Navigation FV-M7.
However, one of the most important roles played by the user manual is to help in solving problems with San Jose Navigation FV-M7. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device San Jose Navigation FV-M7 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
