模块性能

芯片

ublox UBX-M8030

频率

L1, 1575.42MHz

协议

NMEA 0183 v2.3

GALILEO L1 open service (with upgrade) Default:GGA,GSA,GSV,RMC Support:VTG,GLL,TXT ublox binary and NMEA Command

可用波特率

1200,4800,9600,19200,38400,57600,112500 bps

通道

56

Internal ROM

3Mbit of ROM and 2Mbit of RAM

灵敏度

跟踪:-164dBm 捕捉:-159dBm 冷启动-147dBm

冷启动

平均26秒

温启动

平均24秒

热启动

平均1秒

精度

HorizontalPosition:Autonomous<2.5maverage, SBAS < 2.0m average Velocity: 0.1 m/s

Timepulse signal: RMS 30 ns

最大高度

50000 米

最大速度

515 m/s

最大加速度

≦ 4G

更新频率

1-10 Hz

A-GPS

AssistNow on-line and off-line

接口

I/O Pins

1 serial ports

物理特性

类型

24 pin stamp holes

外形尺寸

16.0mm * 12.2 mm * 2.4mm

电源

电源

3.3VDC ±5%

备份电压

1.8~3.6VDC

耗电量

49~55mA

工作环境

湿度范围

5% to 95% non-condensing

工作温度

-40℃ to 80℃

储存温度

-40℃ to 80℃

Pin NO.

Pin Name

I/O

Description

Remark

1

Reserved

-

Reserved

Leave open.

2

Reserved

I/O

SPI Select

Leave open    if not used.

3

TIMEPULSE

O

Timepulse Signal

Configurable Timepulse signal (one pulse per second by default). Leave open    if not used

4

EXTINT0

I

External Interrupt

External Interrupt Pin. Internal pull-up resistor to VCC. Leave open if not used.

5

USB_DM

I/O

USB I/O line

USB2.0 bidirectional communication pin. Leave open if unused.

6

USB_DP

I/O

USB I/O line

Implementation see Section 0

7

VDDUSB

I

USB Power Supply

To use the USB interface connect    this pin to 3.0 – 3.6V. If no USB serial port used connect    to GND.

8

RESET

I

Reserved

Leave open. Can be used as a RESET_N input.

9

VCC_RF

O

Output Voltage RF section

Pins 8 and 9 must    be connected together. VCC_RF can also be used to power an external active antenna.

10

GND

I

Ground

Assure a good    GND connection to all GND pins of the module, preferably with a large ground    plane

11

RF_IN

I

GPS signal input

from antenna

The connection to the antenna has to be routed    on the PCB. Use a controlled impedance of 50 Ω to connect RF_IN to the antenna or the antenna connector.

12

GND

I

Ground

Assure a good    GND connection to all GND pins of the module, preferably with a large ground    plane

13

GND

I

Ground

Assure a good    GND connection to all GND pins of the module, preferably with a large ground    plane

14

Reserved

I

Reserved

Leave open

15

Reserved

I

Reserved

Leave open

16

CFG_GPS0

I/O

Config. Pin

/SPI SCK

Leave open if not used.

17

Reserved

I

Reserved

Leave open

18

SDA2

I/O

DDC Pins

DDC Data. Leave open, if not used.

19

SCL2

I/O

DDC Pins

DDC Clock. Leave open, if not used.

20

TxD1

O

Serial Port 1

21

RxD1

I

Serial Port 1

3.6 V tolerant serial input. Internal pull-up resistor to VCC. Leave open    if not used.

22

V_BCKP

I

Backup voltage upply

It’s recommended to connect    a backup    battery    to

V_BCKP in order to enable Warm and Hot Start features on the receivers. Otherwise connect    to GND.

23

VCC

I

Supply Voltage

Max allowed ripple on VCC=50 mVpp

24

GND

I

Ground

Assure a good GND connection to all GND pins of the module, preferably with a large ground    plane