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EVB User Guide                                                                                                                                     

 

3.3.

 

USB Interface 

 

Figure 6: USB interface 

Table 4: Pins of USB port 

Pin 

Signal 

I/O 

Description 

1 USB_5V I

 

Power supply from USB

 

2 GND 

 

GND

 

USB_DP 

I/O 

USB data positive 

USB_DM 

I/O 

USB data negative 

 

L10_EVB_UGD_V1.00        

                                                                                                     

                   - 12 -   

 

Quectel

Summary of Contents for L10 EVB

Page 1: ...L10 Quectel GPS Engine EVB User Guide L10_EVB_UGD_V1 00 ...

Page 2: ...on of this product designed by Quectel within a larger electronic system remains the responsibility of the customer or the customer s system integrator All specifications supplied herein are subject to change Copyright This document contains proprietary technical information which is the property of Quectel Limited copying of this document and giving it to others and the using or communication of ...

Page 3: ...tion 7 2 1 EVB Top and Bottom View 7 2 2 EVB Accessories 9 3 Interface Application 10 3 1 Power Interface 10 3 2 UART Interface 11 3 3 USB Interface 12 3 4 Antenna Interface 13 3 5 Switches and Buttons 13 3 6 Operating Status LEDs 14 3 7 Test Points 15 4 EVB and Accessories 18 5 Installing Device Driver 20 6 Starting MiniGPS 24 L10_EVB_UGD_V1 00 2 Quectel ...

Page 4: ... ABBREVIATIONS 6 TABLE 3 PINS OF UART PORT 11 TABLE 4 PINS OF USB PORT 12 TABLE 5 SWITCHES AND BUTTONS 14 TABLE 6 OPERATING STATUS LEDS 14 TABLE 7 PINS OF X101 15 TABLE 8 PINS OF X102 16 TABLE 9 EXPLANATIONS OF MINIGPS WINDOW 25 L10_EVB_UGD_V1 00 3 Quectel ...

Page 5: ...UART INTERFACE 11 FIGURE 6 USB INTERFACE 12 FIGURE 7 ANTENNA INTERFACE 13 FIGURE 8 SWITCHES AND BUTTONS 13 FIGURE 9 OPERATING STATUS LEDS 14 FIGURE 10 TEST POINTS X101 15 FIGURE 11 TEST POINTS X102 16 FIGURE 12 EVB AND ACCESSORY EQUIPMENTS WITH SERIAL CABLE 18 FIGURE 13 EVB AND ACCESSORY EQUIPMENTS WITH USB CABLE 19 L10_EVB_UGD_V1 00 4 Quectel ...

Page 6: ...EVB User Guide 0 Revision history Revision Date Author Description of change 1 00 2009 7 20 Tracy ZHANG Initial L10_EVB_UGD_V1 00 5 Quectel ...

Page 7: ...rence SN Document name Remark 1 L10_HD Hardware Design 1 2 Abbreviations Table 2 Abbreviations Abbreviation Description CNR Carrier to Noise Ratio GPS Global Positioning System PRN Pseudorandom Noise SPS Standard Positioning Service SV Satellite Vehicle UART Universal Asynchronous Receiver Transmitter USB Universal Serial Bus UTC Universal Time Coordinated WGS84 World Geodetic System 1984 L10_EVB_...

Page 8: ...EVB User Guide 2 EVB Kit Introduction 2 1 EVB Top and Bottom View Figure 1 EVB top view L10_EVB_UGD_V1 00 7 Quectel ...

Page 9: ...e Figure 2 EVB bottom view A UART port B Antenna interface C Adapter interface D Test points E L10 Module F POWER switch G USB interface H STANDBY button I RESET button J Indication LEDs L10_EVB_UGD_V1 00 8 Quectel ...

Page 10: ...EVB User Guide 2 2 EVB Accessories Figure 3 EVB accessories A GPS active antenna 3 3V B DC5V 2A power adapter C Serial port cable USB 2 0 D USB cable L10_EVB_UGD_V1 00 9 Quectel ...

Page 11: ...EVB User Guide 3 Interface Application 3 1 Power Interface Figure 4 Power interface L10_EVB_UGD_V1 00 10 Quectel ...

Page 12: ...EVB User Guide 3 2 UART Interface Figure 5 UART interface Table 3 Pins of UART port Pin Signal I O Description 2 TXD O Transmit data 3 RXD I Receive data 5 GND GND L10_EVB_UGD_V1 00 11 Quectel ...

Page 13: ...SB Interface Figure 6 USB interface Table 4 Pins of USB port Pin Signal I O Description 1 USB_5V I Power supply from USB 2 GND GND 3 USB_DP I O USB data positive 4 USB_DM I O USB data negative L10_EVB_UGD_V1 00 12 Quectel ...

Page 14: ...EVB User Guide 3 4 Antenna Interface Figure 7 Antenna interface 3 5 Switches and Buttons Figure 8 Switches and buttons L10_EVB_UGD_V1 00 13 Quectel ...

Page 15: ...ton K2 RESET_N I Press and release this button Then the module will reset 3 6 Operating Status LEDs Figure 9 Operating status LEDs Table 6 Operating status LEDs Part Name I O Description L1 1PPS O Flash fix succes uency is 1Hz sfully the freq Extinct no fix L2 POWER O n Bright Power o Extinct Power off L3 AOK O na is short circuit or not Extinc na operates normally Bright Active anten assembled t ...

Page 16: ...I O Description 1 GND Ground 2 GND 3 NC Not connected 4 NC 5 NC 6 RESERVE 7 RESERVE 8 NC 9 EXTINT0 I Enter or exit standby mode 10 NC 11 TIMEPULSE O Time pulse 12 USB_DP I O USB data positive 13 USB_DM I O USB data negative 14 VDDUSB I Voltage supply for USB port L10_EVB_UGD_V1 00 15 Quectel ...

Page 17: ... for RF section 19 GND 20 GND Figure 11 Test points X102 Table 8 Pins of X102 Pin Signal I O Description 1 GND Ground 2 GND 3 AOK O Antenna status report 4 V_BCKP I Backup voltage supply 5 RESET_N I System reset low level active 6 VCC_OUT O Output voltage VCC_OUT pin is directly connected to VCC pin within L10_EVB_UGD_V1 00 16 Quectel ...

Page 18: ... VCC I Supply voltage 8 RESERVE 9 TXD1 O Transmit data 10 SDA2 I O I2C interface 11 SCL2 I O I2C interface 12 RXD1 I Receive data 13 NC Not connected 14 GND 15 RESERVE 16 NC 17 NC 18 NC 19 GND 20 GND L10_EVB_UGD_V1 00 17 Quectel ...

Page 19: ...232 cable is used the EVB and its accessories are equipped as shown in Figure 12 Figure 12 EVB and accessory equipments with serial cable When USB cable is used the EVB and its accessories are equipped as shown in Figure 13 L10_EVB_UGD_V1 00 18 Quectel ...

Page 20: ...EVB User Guide Figure 13 EVB and accessory equipments with USB cable L10_EVB_UGD_V1 00 19 Quectel ...

Page 21: ...ort please install the driver of USB 2 0 to RS232 cable from the attached CD Before using USB port please install the USB driver included in Quectel L10 CD Installation steps are as follows Step 1 Connect L10 EVB to PC with USB cable Then PC will request installing the virtual COM port driver L10_EVB_UGD_V1 00 20 Quectel ...

Page 22: ...EVB User Guide Step 2 Choose Install from a list or specific location Step 3 Choose the right folder according to PC s OS L10_EVB_UGD_V1 00 21 Quectel ...

Page 23: ...EVB User Guide Step 4 Click button Continue Anyway in the pop up dialog box Step 5 GPS USB driver installation finishes L10_EVB_UGD_V1 00 22 Quectel ...

Page 24: ...EVB User Guide User will find a new virtual COM port in the Device Manager of PC as shown below L10_EVB_UGD_V1 00 23 Quectel ...

Page 25: ... USB cable is used external DC adapter is unnecessary In this case power can be supplied through USB port from PC The baud rate of the USB port is auto adaptive After assembling EVB accessories start up the MiniGPS Select a correct COM port and baud rate click the button Open When PC gets any message from the COM port a yellow dot will be flashing at the upper right corner of the Sky Chart From th...

Page 26: ...e Altitude based on WGS84 Datum Fix type NoFix 3D or 2D SPS Speed of receiver Track degree of receiver Position Dilution of Precision Horizontal Dilution of Precision Vertical Dilution of Precision The CNR of PRN 26 is 37dB Hz Blue column means the navigation data of this satellite is in use The CNR of PRN 19 is 21dB Hz White column means the navigation data of this satellite is not in use User ca...

Page 27: ...EVB User Guide L10_EVB_UGD_V1 00 26 Quectel ...

Page 28: ...Shanghai Quectel Wireless Solutions Co Ltd Room 801 Building E No 1618 Yishan Road Shanghai China 201103 Tel 86 21 5108 2965 Mail info quectel com ...

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