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... ... @@ -6,18 +6,12 @@
6 6  **RS485-LN – RS485 to LoRaWAN Converter User Manual**
7 7  
8 8  
9 -
10 -
11 11  **Table of Contents:**
12 12  
13 -{{toc/}}
14 14  
15 15  
16 16  
17 17  
18 -
19 -
20 -
21 21  = 1.Introduction =
22 22  
23 23  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
... ... @@ -24,33 +24,23 @@
24 24  
25 25  (((
26 26  (((
27 -(((
28 28  The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
29 29  )))
30 -)))
31 31  
32 32  (((
33 -(((
34 34  RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
35 35  )))
36 -)))
37 37  
38 38  (((
39 -(((
40 40  (% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
41 41  )))
42 -)))
43 43  
44 44  (((
45 -(((
46 46  (% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
47 -)))
48 48  
49 -(((
50 50  (% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
51 51  )))
52 52  )))
53 -)))
54 54  
55 55  [[image:1653267211009-519.png||height="419" width="724"]]
56 56  
... ... @@ -90,7 +90,7 @@
90 90  * Preamble detection.
91 91  * 127 dB Dynamic Range RSSI.
92 92  * Automatic RF Sense and CAD with ultra-fast AFC.
93 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
94 94  
95 95  == 1.3 Features ==
96 96  
... ... @@ -103,7 +103,6 @@
103 103  * Support Modbus protocol
104 104  * Support Interrupt uplink (Since hardware version v1.2)
105 105  
106 -
107 107  == 1.4 Applications ==
108 108  
109 109  * Smart Buildings & Home Automation
... ... @@ -113,7 +113,6 @@
113 113  * Smart Cities
114 114  * Smart Factory
115 115  
116 -
117 117  == 1.5 Firmware Change log ==
118 118  
119 119  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
... ... @@ -123,13 +123,9 @@
123 123  
124 124  (((
125 125  (((
126 -(((
127 127  v1.2: Add External Interrupt Pin.
128 -)))
129 129  
130 -(((
131 131  v1.0: Release
132 -)))
133 133  
134 134  
135 135  )))
... ... @@ -157,9 +157,7 @@
157 157  == 3.1 How it works? ==
158 158  
159 159  (((
160 -(((
161 161  The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
162 -)))
163 163  
164 164  
165 165  )))
... ... @@ -183,7 +183,7 @@
183 183  [[image:1653268227651-549.png||height="592" width="720"]]
184 184  
185 185  (((
186 -The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
162 +The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
187 187  )))
188 188  
189 189  (((
... ... @@ -235,7 +235,7 @@
235 235  
236 236  (((
237 237  (((
238 -There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
214 +There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
239 239  )))
240 240  
241 241  (((
... ... @@ -249,19 +249,19 @@
249 249  
250 250  To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are:
251 251  
252 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
253 -|=(% style="width: 110px;" %)(((
228 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229 +|(% style="width:128px" %)(((
254 254  **AT Commands**
255 -)))|=(% style="width: 190px;" %)(((
231 +)))|(% style="width:305px" %)(((
256 256  **Description**
257 -)))|=(% style="width: 190px;" %)(((
233 +)))|(% style="width:346px" %)(((
258 258  **Example**
259 259  )))
260 -|(% style="width:110px" %)(((
236 +|(% style="width:128px" %)(((
261 261  AT+BAUDR
262 -)))|(% style="width:190px" %)(((
238 +)))|(% style="width:305px" %)(((
263 263  Set the baud rate (for RS485 connection). Default Value is: 9600.
264 -)))|(% style="width:190px" %)(((
240 +)))|(% style="width:346px" %)(((
265 265  (((
266 266  AT+BAUDR=9600
267 267  )))
... ... @@ -270,11 +270,11 @@
270 270  Options: (1200,2400,4800,14400,19200,115200)
271 271  )))
272 272  )))
273 -|(% style="width:110px" %)(((
249 +|(% style="width:128px" %)(((
274 274  AT+PARITY
275 -)))|(% style="width:190px" %)(((
251 +)))|(% style="width:305px" %)(((
276 276  Set UART parity (for RS485 connection)
277 -)))|(% style="width:190px" %)(((
253 +)))|(% style="width:346px" %)(((
278 278  (((
279 279  AT+PARITY=0
280 280  )))
... ... @@ -283,9 +283,9 @@
283 283  Option: 0: no parity, 1: odd parity, 2: even parity
284 284  )))
285 285  )))
286 -|(% style="width:110px" %)(((
262 +|(% style="width:128px" %)(((
287 287  AT+STOPBIT
288 -)))|(% style="width:190px" %)(((
264 +)))|(% style="width:305px" %)(((
289 289  (((
290 290  Set serial stopbit (for RS485 connection)
291 291  )))
... ... @@ -293,7 +293,7 @@
293 293  (((
294 294  
295 295  )))
296 -)))|(% style="width:190px" %)(((
272 +)))|(% style="width:346px" %)(((
297 297  (((
298 298  AT+STOPBIT=0 for 1bit
299 299  )))
... ... @@ -307,8 +307,6 @@
307 307  )))
308 308  )))
309 309  
310 -
311 -
312 312  === 3.3.2 Configure sensors ===
313 313  
314 314  (((
... ... @@ -317,18 +317,16 @@
317 317  )))
318 318  )))
319 319  
320 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
321 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
322 -|AT+CFGDEV|(% style="width:110px" %)(((
294 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
295 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
296 +|AT+CFGDEV|(% style="width:418px" %)(((
323 323  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
324 324  
325 325  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
326 326  
327 327  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
328 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
302 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
329 329  
330 -
331 -
332 332  === 3.3.3 Configure read commands for each sampling ===
333 333  
334 334  (((
... ... @@ -374,8 +374,8 @@
374 374  
375 375  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
376 376  
377 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
378 -|(% style="width:510px" %)(((
349 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350 +|(% style="width:722px" %)(((
379 379  **AT+DATACUTx=a,b,c**
380 380  
381 381  * **a: length for the return of AT+COMMAND**
... ... @@ -444,7 +444,6 @@
444 444  
445 445  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
446 446  
447 -
448 448  1. PAYVER: Defined by AT+PAYVER
449 449  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
450 450  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
... ... @@ -501,9 +501,20 @@
501 501  
502 502  == 3.4 Uplink Payload ==
503 503  
475 +(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
476 +|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
477 +|Value|(% style="width:120px" %)(((
478 +Battery(mV)
504 504  
505 -[[image:image-20220606110929-1.png]]
480 +&
506 506  
482 +Interrupt _Flag
483 +)))|(% style="width:116px" %)(((
484 +PAYLOAD_VER
485 +
486 +
487 +)))|(% style="width:386px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
488 +
507 507  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
508 508  
509 509  
... ... @@ -513,7 +513,7 @@
513 513  
514 514  There are two kinds of Commands:
515 515  
516 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
498 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
517 517  
518 518  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
519 519  
... ... @@ -533,8 +533,8 @@
533 533  
534 534  === 3.5.3 Sensor related commands ===
535 535  
518 +==== ====
536 536  
537 -
538 538  ==== **RS485 Debug Command** ====
539 539  
540 540  This command is used to configure the RS485 devices; they won’t be used during sampling.
... ... @@ -741,7 +741,7 @@
741 741  
742 742  * **AT Command:**
743 743  
744 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
726 +No AT Command for this, user can press the [[ACT button>>path:#Button]] for 1 second for the same.
745 745  
746 746  
747 747  * **Downlink Payload:**
... ... @@ -749,6 +749,7 @@
749 749  **0x08 FF**, RS485-LN will immediately send an uplink.
750 750  
751 751  
734 +==== ====
752 752  
753 753  ==== **Clear RS485 Command** ====
754 754  
... ... @@ -765,7 +765,7 @@
765 765  
766 766  The uplink screen shot is:
767 767  
768 -[[image:1654160691922-496.png]]
751 +[[image:1654160691922-496.png]][[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
769 769  
770 770  
771 771  * **Downlink Payload:**
... ... @@ -864,7 +864,7 @@
864 864  |=**Button**|=(% style="width: 1420px;" %)**Feature**
865 865  |**ACT**|(% style="width:1420px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
866 866  |**RST**|(% style="width:1420px" %)Reboot RS485
867 -|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
850 +|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>path:#upgrade_image]]
868 868  
869 869  == 3.8 LEDs ==
870 870  
... ... @@ -873,6 +873,8 @@
873 873  |**PWR**|Always on if there is power
874 874  |**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN** (%%)for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds**(%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
875 875  
859 +
860 +
876 876  = 4. Case Study =
877 877  
878 878  User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]
... ... @@ -892,7 +892,7 @@
892 892  [[image:1654162368066-342.png]]
893 893  
894 894  
895 -More detail AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
880 +More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]]
896 896  
897 897  
898 898  == 5.2 Common AT Command Sequence ==
... ... @@ -939,7 +939,7 @@
939 939  
940 940  (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
941 941  
942 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
927 +(% style="background-color:#dcdcdc" %)**AT+DR=5**  (%%)Set Data Rate
943 943  
944 944  (% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
945 945  
... ... @@ -961,7 +961,7 @@
961 961  3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
962 962  4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
963 963  
964 -[[image:1654162478620-421.png]]
949 +[[image:1654136435598-589.png]]
965 965  
966 966  
967 967  = 6. FAQ =
... ... @@ -968,15 +968,15 @@
968 968  
969 969  == 6.1 How to upgrade the image? ==
970 970  
971 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
956 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
972 972  
973 973  * Support new features
974 974  * For bug fix
975 975  * Change LoRaWAN bands.
976 976  
977 -Below shows the hardware connection for how to upload an image to RS485-LN:
962 +Below shows the hardware connection for how to upload an image to RS485-BL:
978 978  
979 -[[image:1654162535040-878.png]]
964 +[[image:1654136646995-976.png]]
980 980  
981 981  **Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
982 982  
... ... @@ -984,44 +984,31 @@
984 984  
985 985  **Step3: **Open flashloader; choose the correct COM port to update.
986 986  
987 -(((
988 -(% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program.
989 -)))
972 +[[image:image-20220602102605-1.png]]
990 990  
991 991  
992 -[[image:image-20220602175818-12.png]]
975 +[[image:image-20220602102637-2.png]]
993 993  
994 994  
995 -[[image:image-20220602175848-13.png]]
978 +[[image:image-20220602102715-3.png]]
996 996  
997 997  
998 -[[image:image-20220602175912-14.png]]
999 999  
1000 -
1001 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1002 -
1003 -[[image:image-20220602175638-10.png]]
1004 -
1005 -
1006 1006  == 6.2 How to change the LoRa Frequency Bands/Region? ==
1007 1007  
1008 1008  User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1009 1009  
1010 1010  
987 +
1011 1011  == 6.3 How many RS485-Slave can RS485-BL connects? ==
1012 1012  
1013 1013  The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1014 1014  
1015 1015  
1016 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1017 1017  
1018 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1019 -
1020 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1021 -
1022 -
1023 1023  = 7. Trouble Shooting =
1024 1024  
996 +
1025 1025  == 7.1 Downlink doesn’t work, how to solve it? ==
1026 1026  
1027 1027  Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
... ... @@ -1034,7 +1034,7 @@
1034 1034  
1035 1035  = 8. Order Info =
1036 1036  
1037 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1009 +(% style="color:blue" %)**Part Number: RS485-BL-XXX**
1038 1038  
1039 1039  (% style="color:blue" %)**XXX:**
1040 1040  
... ... @@ -1049,80 +1049,5 @@
1049 1049  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1050 1050  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1051 1051  
1052 -
1053 -= 9.Packing Info =
1054 -
1055 -
1056 -**Package Includes**:
1057 -
1058 -* RS485-LN x 1
1059 -* Stick Antenna for LoRa RF part x 1
1060 -* Program cable x 1
1061 -
1062 -**Dimension and weight**:
1063 -
1064 -* Device Size: 13.5 x 7 x 3 cm
1065 -* Device Weight: 105g
1066 -* Package Size / pcs : 14.5 x 8 x 5 cm
1067 -* Weight / pcs : 170g
1068 -
1069 -
1070 -= 10. FCC Caution for RS485LN-US915 =
1071 -
1072 -(((
1073 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1074 -)))
1075 -
1076 -(((
1077 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
1078 -)))
1079 -
1080 -(((
1024 +(% class="wikigeneratedid" %)
1081 1081  
1082 -)))
1083 -
1084 -(((
1085 -**IMPORTANT NOTE:**
1086 -)))
1087 -
1088 -(((
1089 -**Note: **This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
1090 -)))
1091 -
1092 -(((
1093 -—Reorient or relocate the receiving antenna.
1094 -)))
1095 -
1096 -(((
1097 -—Increase the separation between the equipment and receiver.
1098 -)))
1099 -
1100 -(((
1101 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1102 -)))
1103 -
1104 -(((
1105 -—Consult the dealer or an experienced radio/TV technician for help.
1106 -)))
1107 -
1108 -(((
1109 -
1110 -)))
1111 -
1112 -(((
1113 -**FCC Radiation Exposure Statement:**
1114 -)))
1115 -
1116 -(((
1117 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
1118 -)))
1119 -
1120 -
1121 -= 11. Support =
1122 -
1123 -* (((
1124 -Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1125 -)))
1126 -* (((
1127 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].
1128 -)))
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