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RFU-900 (RS-232/RS485 to LoRa Radio Modem) User Manual

Version 1.0.0

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Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved E-mail: [email protected]

User Manual

Version 1.0.0 Jan. 2018

RFU-900

(RS-232/RS-485 to LoRa Radio Modem)

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Summary of Contents for RFU-900

Page 1: ...2 RS485 to LoRa Radio Modem User Manual Version 1 0 0 Page 1 Copyright 2018 ICP DAS Co Ltd All Rights Reserved E mail service icpdas com User Manual Version 1 0 0 Jan 2018 RFU 900 RS 232 RS 485 to LoR...

Page 2: ...il service icpdas com Table of Contents 1 Introduction 4 1 1 Features 5 1 2 Specification 6 2 Getting Started 7 2 1 LED Indicator 8 2 2 Rotary Switch Setting 8 2 3 DIP Switch Setting 9 3 Software Util...

Page 3: ...this product ICP DAS reserves the right to change this manual at any time without notice The information furnished by ICP DAS is believed to be accurate and reliable However no responsibility is assu...

Page 4: ...LOS transmission distance of 1000 meters 1 km at an RF bit rate less than 1000 bps In order to overcome the interference that may be encountered in harsh environments the RFU 900 allows the RF transmi...

Page 5: ...sion mode 32 RF channels Frequency band 864 871 5MHz 915 922 5MHz 7 RF baud rates 10 000 250 bps Wireless line of sight LOS transmission range of up to 1500 meters at an RF baud rate of 1000 bps Provi...

Page 6: ...ls Transparent transmit Temporary Buffer Size 200 bytes Configuration Dip Rotary switch or Utility tool COM Port Interface RS 232 TxD RxD and GND RS 485 D D Baud Rate bps 1200 115200 Data Bit 5 6 7 8...

Page 7: ...Reserved E mail service icpdas com 2 Getting Started Appearance Pin Assignment Pin Description Vs 10 30 VDC GND Power Ground D RS 485 Logic High D RS 485 Logic Low F G Frame Ground GND RS 232 Ground...

Page 8: ...ehavior Description PWR On 10 30 VDC Power On Off Power Off RF_Tx On RF is transmitting data Off RF is no data to transmit RF_Rx On RF is receiving data Off RF is no data to receive 2 2 Rotary Switch...

Page 9: ...me Description ON OFF 1 3 COM0 Baud Rate bps Baud Rate 1 2 3 115200 57600 38400 19200 9600 4800 2400 1200 4 5 COM0 Data Bit Data Bit 4 5 8 7 6 5 6 7 COM0 Parity Bit Parity Bit 6 7 NONE EVEN ODD Reserv...

Page 10: ...y be needed 3 1 Install the RFU 900 Utility Step 1 Get the RFU 900 Utility The software is located at Usbcd napdos rf_modem utility rfu 900 http ftp icpdas com pub cd usbcd napdos rf_modem utility rfu...

Page 11: ...Co Ltd All Rights Reserved E mail service icpdas com Step 3 Install Utility tool After installing the Net Framework components the software will continue to install the Utility tool 1 Click the Next b...

Page 12: ...User Manual Version 1 0 0 Page 12 Copyright 2018 ICP DAS Co Ltd All Rights Reserved E mail service icpdas com 3 Confirm the installation Click the Next button to start the installation 4 Installation...

Page 13: ...se follow the following steps to set up the communication between the Utility and the RFU 900 Step 1 Connect the PC available COM port with the RS 232 port of the RFU 900 device via CA 0910 cable User...

Page 14: ...Reserved E mail service icpdas com Step 3 Execute the RFU 900 Utility tool Step 4 Select the necessary PC s COM Port which connected with the RFU 900 module And then press the Open button to connect w...

Page 15: ...tem Name Description 1 Firmware Version RFU 900 firmware version 2 Device ID Device ID valid range 0x01 0xFE Set by using rotary switch Device ID Description 1 254 0x01 0xFE Each RFU 900 s Device ID m...

Page 16: ...iption End device Message can be transmitted between UART COM0 and RF side When receiving a valid LoRa signal data will be transmitted to the UART COM0 side Repeater The UART COM0 function will be dis...

Page 17: ...00 129 0 1000 131 5 500 134 0 250 137 0 8 RSSI information Enable or disable the COM0 port to add RSSI Received Signal Strength Indicator positive number and SNR Signal to noise ratio 2 s complement 2...

Page 18: ...RFU 900 RS 232 RS485 to LoRa Radio Modem User Manual Version 1 0 0 Page 18 Copyright 2018 ICP DAS Co Ltd All Rights Reserved E mail service icpdas com Appendix A Dimensions...

Page 19: ...19 Copyright 2018 ICP DAS Co Ltd All Rights Reserved E mail service icpdas com Appendix B Revision History This chapter provides revision history information to this document The table below shows the...

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