RoyalTek MEB-1000 Manual de usuario
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. Disclosure of this information to other parties is
prohibited without the written consent of RoyalTek.
Prepared by RoyalTek Company LTD.
8F,256 Yang Guang Street, Neihu Chiu, Taipei, Taiwan
TEL: 886-2-77215000
FAX: 886-2-77215666
http://www.royaltek.com/contact
文件編號：
MEB-1000 User Manual
Index
1Introduction.......................................................................................................... 1
1.1 Product Features...................................................................................1
1.2 Product Applications..............................................................................1
1.3 Product Pictures....................................................................................2
1.4 The interface Board Pin Definition.........................................................2
1.5 RoyalTek Evaluation Kit MEV-1000 for MEB-1000................................4
1.6 MEB-1000 System Block Diagram ........................................................5
1.7 MEB-1000 Technical Specification ........................................................5
1.8 Application Circuit .................................................................................7
1.9 Recommended Layout PAD ..................................................................9
1.10 Mechanical Layout ..............................................................................10
1.11 Hardware Interface..............................................................................10
2Software Interface ............................................................................................. 15
2.1 NMEA V3.1 Protocol ...........................................................................15
3RoHS Reflow Diagram ...................................................................................... 19
4Package Specification and Order Information ................................................... 20
5Contact Information ........................................................................................... 21
6Revision History ................................................................................................ 21
MEB-1000 User Manual
Table Index
Table 1-1 J2 Connector .......................................................................................2
Table 1-2 Switch U4 ............................................................................................3
Table 1-3 Connector: ...........................................................................................4
Table 1-4 Pin Definition......................................................................................11
Table 2-1 NMEA-0183 Output Messages ..........................................................15
Table 2-2 GGA Data Format ..............................................................................15
Table 2-3 Position Fix Indicators........................................................................16
Table 2-4 GSA Data Format ..............................................................................16
Table 2-5 Mode 1...............................................................................................16
Table 2-6 Mode 2...............................................................................................17
Table 2-7 GGA Data Format ..............................................................................17
Table 2-8 GGA Data Format ..............................................................................18
MEB-1000 User Manual
Figure Index
Figure 1 MEB-1000 Picture .................................................................................2
Figure 2 MEB-1000 Interface Board....................................................................2
Figure 3 Block Diagram .......................................................................................5
Figure 4 Application Circuit..................................................................................7
Figure 5 Recommended Layout Pad...................................................................9
Figure 6 Mechanical Layout ..............................................................................10
Figure 7 Interface Pin Number ..........................................................................11
Figure 8 RoHS Reflow Diagram ........................................................................19
Figure 9 Tape & Reel Packaging Information ....................................................20
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. The
smallest form factor and miniature design is the best choice to be embedded in a device such
as portable navigation device, personal locator, speed camera detector and vehicle locator.
1.1 Product Features
32 parallel channels
SMT type with stamp holes
High quality stereo audio output
TCXO design
0.1 second reacquisition time
NMEA-0183 compliant protocol/ customize protocol
Enhanced algorithm for navigation stability
Excellent sensitivity for urban canyon and foliage environments.
DGPS (WAAS, EGNOS ) support
Auto recovery while RTC crashes
1.2 Product Applications
Automotive navigation
Personal positioning and navigation
Marine navigation
Timing application
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 Voltage Output 3.3V±5%
2 NC
3 VBAT I RTC Backup Battery
Supply
3.6V~1.6DC +
+
pin1
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
U4
J2 CONNECTOR
Pin 19
Pin 20
Pin 2
Pin 1
SMARF connector (J1)
3
MEB-1000 User Manual
4 VCC I DC Supply Voltage 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
15 RX1 I Serial Port 1
16 NC
17 NC
18 GND G Reference Ground
19 Time Mark O One pulse per second
20 GND G Reference Ground
Table 1-2 Switch U4
Pin # Signal Name 0/1 Description Characteristics
1 GPIO-0 GPIO input/output Switch:
0:Low 1:High CMOS
TTL Level
2 GPIO-4 GPIO input/output Switch:
0:Low 1:High CMOS
TTL Level
3 N.C
4 N.C
5 GPS_3V3 Power supply for GPS section Switch:
0:Low 1: DC 3.3V
output
6 N.C
7 N.C
8 RF_Bias RF_Bias voltage switch 0: open. No voltage
provide antenna.
1:Provide 2.85V to
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 Evaluation Kit MEV-1000 for MEB-1000 Operational Manual for
more information)
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
1.7 MEB-1000 Technical Specification
Impedance：50Ω
No Function Specification
GPS receiver
1 Chipset MediaTek MT3179 (RF )& MT3301 (Digital)
2 Frequency L1 1575.42MHz.
3 Code C.A. Code.
4 Channels 32
5 Sensitivity (Acquisition) -130dBm.
6 Cold start 36 sec (open sky)
7 Warm start 35 sec (open sky)
8 Hot start 1 sec (open sky)
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 Trickle power mode N/A
14 Update rate 1Hz
15 Testability N/A
16 Protocol setup It can store the protocol setup in the SRAM and Flash memory.
17 DGPS 1.WAAS, EGNOS
2.RTCM protocol
Interface
18 LNA No LNA
19 I/O Pin 31pin
Mechanical requirements
20 Weight ≦3.5g
Power consumption
21 Vcc DC 3.3 ±5%
22 Current
GPS :
Environment
23 Operating temperature -30 ~ 85℃
24 Storage temperature -40 ~ 85℃
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