E108-D01
Positioning Module User Manual
Page 1: ...E108 D01 Positioning Module User Manual...
Page 2: ...3 4 Pin and Indicator light Definitions 8 4 Modbus Register 9 4 1 Communication Protocol 9 4 2 Register description 9 4 3 Register table 9 5 Use of Modbus RTU 11 5 1 Holding Registers 11 5 2 Read Hol...
Page 3: ...st 1 2 Features Support single system positioning of BDS GPS GLONASS GALILEO QZSS SBAS satellite navigation system and multi system joint positioning in any combination Multiple serial port baud rates...
Page 4: ...t debugging tool from Ebyte s official website www cdebyte com 2 2 Operation demonstration After preparing the above software and hardware user can query the device positioning information and UTC tim...
Page 5: ...n to restore the factory parameters and test again Data analysis table No Original Value HEX Description Conversion Rules After Conversion 1 0x00 00 Positioning Effectiveness 0x00 invalid 0x01 valid v...
Page 6: ...d BDS GPS GLONASS GALILEO QZSS SBAS 6 User configuration Modify the register through Modbus RTU restart to take effect 7 Antenna interface SMA External thread inner hole 8 Size 96 5mm 50mm 31 4mm 9 We...
Page 7: ...ition 2 The noise figure of the external LNA is 0 8 the number of receiving satellites is greater than 6 and the received signal strength value under the condition of locking within five minutes or no...
Page 8: ...PS active antenna 3 RXD Indicator light Receive indicator flashes when receiving data from RS485 bus 4 TXD Indicator light Transmitting indicator flashes when transmitting data to RS485 bus 5 PPS Seco...
Page 9: ...n the data bus The frame format is as follows 4 2 Register description The following table describes the specific meaning of the decimal registers and the function codes used for operation Register Re...
Page 10: ...sitioning 1 valid positioning read only Year 40201 00C9 Int16 2022 represents year 2022 read only Month 40202 00CA Int16 The value range is 1 to 12 representing January to December respectively read o...
Page 11: ...ding Registers The register used by E108 D01 is holding register The function code for writing the holding register is 0x06 write a single holding register and reading the holding register uses 0x03 r...
Page 12: ...ther devices in the system please ensure that only the device to be read is connected to the bus when reading 5 2 3 Read device baud rate Command frame 01 03 00 03 00 01 74 0A Address Function code Re...
Page 13: ...83 protocol and the ASCII display is as follows GNRMC 083429 00 A 3046 26769 N 10356 04948 E 000 00 089 80 190422 21 Field Symbol Meaning Value Range Example Remarks 1 2 GNRMC RMC protocol header GNRM...
Page 14: ...ta between and excluding these two characters by byte expressed as a hexadecimal value 5 3 Write Holding Register Instructions 5 3 1 Modify device address broadcast Note This command is a general read...
Page 15: ...ud rate without verification when it leaves the factory Users can set the baud rate and verification method according to actual needs 5 5 3 Modify the parity Command frame 01 06 00 06 00 04 09 CB Addr...
Page 16: ...chnical support support cdebyte com Documents and RF Setting download link www cdebyte com Thank you for using Ebyte products Please contact us with any questions or suggestions info cdebyte com Offic...