Manuale d’uso / di manutenzione del prodotto MEB-1000 del fabbricante RoyalTek
Vai alla pagina of 25
MEB-1000 User Manual MEB-1000 User Manual Version 1.0 2007/05/25 This document contains information highly confidential to RoyalTek Company LTD (RoyalTek). It is provided for the sole purpose of the business discussions between customer and RoyalTek and is covered under the terms of the applicable Non-Disclosure Agreements.
MEB-1000 User Manual Index 1 Introducti on.......................................................................................................... 1 1.1 Product Feat ures...............................................................................
MEB-1000 User Manual Table Index T able 1-1 J2 Connecto r .......................................................................................2 T able 1-2 S witch U4 ..................................................................................
MEB-1000 User Manual Figure Index Figure 1 MEB-1000 Picture ................................................................................. 2 Figure 2 MEB-1000 Interface B oard ....................................................................2 Figure 3 Blo ck Diagr am .
1 MEB-1000 User Manual 1 Introduction RoyalTek MEB-1000 small form factor board is the newest generation of RoyalTek GPS module. The module is powered by MediaTek MT3301 and MT3179. RoyalTek proprietary navigation technology that provides you with stable and accurate navigation data.
2 MEB-1000 User Manual 1.3 Product Pictures (1) MEB-1000 Figure 1 MEB-1000 Picture (2) MEB-1000 Interface board Figure 2 MEB-1000 Interface Board 1.4 The interface Board Pin Definition Table 1-1 J2 Connector Pin # Signal Name I/O Description Characteristics 1 ANTPWR I DC Supply V oltage Output 3.
3 MEB-1000 User Manual 4 VCC I DC Supply V oltage Output 3.3V ± 5% 5 Reset I External Reset Signal 6 NC 7 NC 8 NC 9 NC 10 NC 11 TX0 O Serial Port 0 12 RX0 I Serial Port 0 13 NC 14 TX1 O Serial Port 1.
4 MEB-1000 User Manual antenna. Table 1-3 Connector: Pin # Description Characteristics J1 GPS RF Connector 1575.42MHz 1.5 RoyalTek Evaluation Kit MEV-1000 for MEB-1000 ( Please refer to RoyalTek Evalu.
5 MEB-1000 User Manual 1.6 MEB-1000 System Block Diagram System block diagram description: (1) External antenna. (2) 4 Mega bits flash memory (3) 31 pin I/O pin Antenna Figure 3 Block Diagram 1.
6 MEB-1000 User Manual 9 Reacquisition < 1sec 10 Position accuracy 3 meters 2D RMS(w/o aid) 11 Maximum altitude 18000 m 12 Maximum velocity 515 m/s 13 T rickle power mode N/A 14 Update rate 1Hz 15 T estability N/A 16 Protocol setup It can store the protocol set up in the SRAM and Flash memory .
7 MEB-1000 User Manual 1.8 Application Circuit Figure 4 Application Circuit Note: (1) Serial Interface: ( Ⅰ )The TXA & RXA pin is recommended to connect to serial resist ance(220 Ω ) and pull up (10K Ω ). It can increase the stability of serial dat a.
8 MEB-1000 User Manual capacitor(10uF and 1uF).It can reduce the Noise from power supply and increase power stability . (5) Active antenna bias volt age: The Vcc_RF_OUT pin(pin 20) is provide volt age 2.85V . If you use active antenna, you can connect this pin to V_ANT_IN pin (pin 19) to provide bias voltage of active antenna.
9 MEB-1000 User Manual 1.9 Recommended Layout PAD TOP Vi ew Figure 5 Recommended Layout Pad.
10 MEB-1000 User Manual 1.10 Mechanical Layout P1 P16 P31 P17 Unit ： mm Figure 6 Mechanical Layout 1.11 Hardware Interface Interface Pin Number:.
11 MEB-1000 User Manual Figure 7 Interface Pin Number Table 1-4 Pin Definition Pin # Signal Name I/O Description Characteristics 1 V_GPS_3V3 I DC Supply V oltage input DC +3.3V ± 5% 2 GND G Ground Reference Ground 3 N.C 4 RXA I Serial port A V V V V V IL IH 8 .
12 MEB-1000 User Manual 14 N.C 15 GND G Ground Reference Ground 16 GND G Ground Reference Ground 17 GPS_RF_IN I GPS Signal input 50 Ω @1.57542GHz 18 GND G Ground Reference Ground 19 V_ANT_IN I Active Antenna Bias voltage Receiving DC power supply for active antenna bias.
13 MEB-1000 User Manual software. RXB This is the auxiliary receiving cha nnel and is used to input dif ferential corrections to the board to enable DGPS navigation.(Option) TXA This is the main transmitting channel and is used to output navigation and measurement data to PowerGPS or user written software.
14 MEB-1000 User Manual Several I/Os are connected to the digital interface connector for custom applications..
15 MEB-1000 User Manual 2 Software Interface 2.1 NMEA V3.1 Protocol Its output signal level is TTL: 4800 bps (default ) , 8 bit data, 1 stop bit and no parity.
16 MEB-1000 User Manual Units M meters Age of Diff. Corr . second Null fields when DGPS is not used Diff. Ref. S tation ID 0000 Checksum *18 ＜ CR ＞＜ LF ＞ End of message termination Table 2-3 P.
17 MEB-1000 User Manual 3 3D Table 2-6 Mode 2 V alue Description M Manual-forced to operate in 2D or 3D mode A Automatic-allowed to automatically switch 2D/3D GSV -GNSS Satellites in View Below table .
18 MEB-1000 User Manual Table 2-8 GGA Data Format Name Example Unit s Description Message ID $GPRMC RMC protocol header UTC Position 161229.487 hhmmss.sss S tatus A A=data valid or V=data not valid Latitude 3723.2475 ddmm.mmmm N/S Indicator N N=north or S=south Longitude 12158.
19 MEB-1000 User Manual 3 RoHS Reflow Diagram Figure 8 RoHS Reflow Diagram Te m p eratur e Ti m e T25 o C to p eak , 480 sec max 150 o C 200 o C 217 o C Ts min Ts max 260 o C T s Pretest 60~180sec 60~.
20 MEB-1000 User Manual 4 Package Specification and Order Information Shipment Method: Tape and reel SMT type with stamp holes (31 holes) Figure 9 Tape & Reel Packaging Information.
21 MEB-1000 User Manual 5 Contact Information Contact: sales@royaltek.com Headquarter: Address: 8F, 256 Yang Guang Street, Neihu Chiu, Taipei, Taiwan Tel: 886-2-77215000 Fax: 886-277215666 Web Site: http://www.royaltek.com Web Site Customer Service: http://www.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il RoyalTek MEB-1000 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del RoyalTek MEB-1000 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso RoyalTek MEB-1000 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul RoyalTek MEB-1000 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il RoyalTek MEB-1000, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del RoyalTek MEB-1000.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il RoyalTek MEB-1000. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo RoyalTek MEB-1000 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
