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L80-R EVB User Guide GPS Module Series Rev. L80-R_EVB_User_Guide_V1.0 Date: 2015-09-11 www.quectel.com...
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QUECTEL OFFERS THIS INFORMATION AS A SERVICE TO ITS CUSTOMERS. THE INFORMATION PROVIDED IS BASED UPON CUSTOMERS‟ REQUIREMENTS. QUECTEL MAKES EVERY EFFORT TO ENSURE THE QUALITY OF THE INFORMATION IT MAKES AVAILABLE. QUECTEL DOES NOT MAKE ANY WARRANTY AS TO THE INFORMATION CONTAINED HEREIN, AND DOES NOT ACCEPT ANY LIABILITY FOR ANY INJURY, LOSS OR DAMAGE OF ANY KIND INCURRED BY USE OF OR RELIANCE UPON THE INFORMATION.
GPS Module Series L80-R EVB User Guide About the Document History Revision Date Author Description 2015-09-11 Connie ZHOU Initial L80-R_EVB_User_Guide Confidential / Released 2 / 19...
GPS Module Series L80-R EVB User Guide Contents About the Document ........................... 2 Contents ............................... 3 Table Index ..............................4 Figure Index ..............................5 Introduction ............................6 Introduction to EVB Kit ........................7 2.1. EVB Top and Bottom View ......................7 2.2.
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GPS Module Series L80-R EVB User Guide Table Index TABLE 1: EVB BOTTOM VIEW ........................... 8 TABLE 2: EVB ACCESSORIES .......................... 9 TABLE 3: PINS OF UART PORT ........................11 TABLE 4: SWITCHES AND BUTTONS ......................12 TABLE 5: THE DESCRIPTION OF TEST POINTS ................... 13 TABLE 6: EXPLANATIONS OF POWERGPS WINDOW ..................
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GPS Module Series L80-R EVB User Guide Figure Index FIGURE 1: EVB TOP VIEW ..........................7 FIGURE 2: EVB BOTTOM VIEW ........................8 FIGURE 3: EVB ACCESSORIES ........................9 FIGURE 4: MICRO-USB INTERFACE ......................10 FIGURE 5: UART INTERFACE .......................... 11 FIGURE 6: SWITCHES AND BUTTONS ......................
GPS Module Series L80-R EVB User Guide Introduction This document defines and specifies the usage of L80-R EVB (Evaluation Board). You can get useful information about L80-R EVB and GPS demo tool from this document. L80-R_EVB_User_Guide Confidential / Released 6 / 19...
GPS Module Series L80-R EVB User Guide Introduction to EVB Kit 2.1. EVB Top and Bottom View Figure 1: EVB Top View L80-R_EVB_User_Guide Confidential / Released 7 / 19...
GPS Module Series L80-R EVB User Guide Figure 2: EVB Bottom View Table 1: EVB Bottom View Index Description UART port Serial port alternation switch RESET button Micro-USB port POWER switch PATCH antenna L80-R module Test points L80-R_EVB_User_Guide Confidential / Released...
3.1. USB Interface Figure 4: Micro-USB Interface The main power is supplied via Micro-USB interface. Quectel provides two ways for data communication: Micro-USB and UART interface which are controlled by serial port alternation switch (S401). Both RS232 and Micro-USB cable are necessary, if you want to use UART to output NEMA. So the easy way is that use Micro-USB cable which provides both the power and output NEMA.
GPS Module Series L80-R EVB User Guide 3.2. UART Interface Figure 5: UART Interface Table 3: Pins of UART Port Signal Description Receive data Transmit data L80-R_EVB_User_Guide Confidential / Released 11 / 19...
3.3. Switches and Buttons Figure 6: Switches and Buttons Table 4: Switches and Buttons Part Name Description Quectel EVB supplies two communicative ways: Serial port alternation Micro-USB and UART which are controlled by switch switch. POWER Control power supply via Micro-USB.
GPS Module Series L80-R EVB User Guide 3.4. Test Point Figure 7: Test Points Table 5: The Description of Test Points Signal Description TXD1 Transmit data RXD1 Receive data RESET System reset Ground 1PPS 1 pulse per second L80-R_EVB_User_Guide Confidential / Released...
GPS Module Series L80-R EVB User Guide EVB and Accessories The EVB and its accessories are equipped as shown in Figure 8. Figure 8: EVB and Accessory Equipments L80-R_EVB_User_Guide Confidential / Released 14 / 19...
GPS Module Series L80-R EVB User Guide Install Device Driver Please note that you need to install the driver of Micro-USB, when using Micro-USB for data communication. The driver has been stored in our FTP server. The driver of CP210x also can be downloaded from internet.
Figure 9: PowerGPS Tool After EVB accessories are assembled, turn on the module and start up the PowerGPS. Select a correct COM port and baud rate (L80-R module supports 9600bps by default), then click the button “Create Connection”. Figure 10: COM Port and Baud...
GPS Module Series L80-R EVB User Guide From the PowerGPS window, user can view CNR message, time, position, speed, precision and so on. Explanations are listed in Table 6. Table 6: Explanations of PowerGPS Window Icon Explanation SV with PRN 20. If the position of SV is near to the centre of the Sky View, the elevation angle of SV is close to 90°...
GPS Module Series L80-R EVB User Guide You can send PMTK command by PowerGPS. The format of PMTK command only includes characters between „$‟ and „*‟, for example: PMTK869,0. Figure 11: MTK Command L80-R_EVB_User_Guide Confidential / Released 18 / 19...
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