Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 58.6 >
edited by Xiaoling
on 2022/06/06 11:21
To version < 60.14 >
edited by Xiaoling
on 2022/06/14 11:26
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Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -RS485-LN – RS485 to LoRaWAN Converter
1 +RS485-LN – RS485 to LoRaWAN Converter User Manual
Content
... ... @@ -3,7 +3,6 @@
3 3  
4 4  
5 5  
6 -**RS485-LN – RS485 to LoRaWAN Converter User Manual**
7 7  
8 8  
9 9  
... ... @@ -25,6 +25,8 @@
25 25  (((
26 26  (((
27 27  (((
27 +
28 +
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 30  )))
... ... @@ -48,6 +48,8 @@
48 48  
49 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]]
52 +
53 +
51 51  )))
52 52  )))
53 53  )))
... ... @@ -92,6 +92,9 @@
92 92  * Automatic RF Sense and CAD with ultra-fast AFC.
93 93  * Packet engine up to 256 bytes with CRC
94 94  
98 +
99 +
100 +
95 95  == 1.3 Features ==
96 96  
97 97  * LoRaWAN Class A & Class C protocol (default Class C)
... ... @@ -104,6 +104,8 @@
104 104  * Support Interrupt uplink (Since hardware version v1.2)
105 105  
106 106  
113 +
114 +
107 107  == 1.4 Applications ==
108 108  
109 109  * Smart Buildings & Home Automation
... ... @@ -114,6 +114,8 @@
114 114  * Smart Factory
115 115  
116 116  
125 +
126 +
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/]]
... ... @@ -182,12 +182,13 @@
182 182  
183 183  [[image:1653268227651-549.png||height="592" width="720"]]
184 184  
195 +
185 185  (((
186 186  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:
187 187  )))
188 188  
189 189  (((
190 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
201 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
191 191  )))
192 192  
193 193  (((
... ... @@ -197,6 +197,7 @@
197 197  
198 198  [[image:1652953462722-299.png]]
199 199  
211 +
200 200  (((
201 201  (((
202 202  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -203,7 +203,7 @@
203 203  )))
204 204  
205 205  (((
206 -Add APP EUI in the application.
218 +**Add APP EUI in the application.**
207 207  )))
208 208  )))
209 209  
... ... @@ -219,13 +219,15 @@
219 219  
220 220  [[image:1652953542269-423.png||height="710" width="723"]]
221 221  
222 -Add APP KEY and DEV EUI
223 223  
235 +
236 +**Add APP KEY and DEV EUI**
237 +
224 224  [[image:1652953553383-907.png||height="514" width="724"]]
225 225  
226 226  
227 227  (((
228 -**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
242 +(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
229 229  )))
230 230  
231 231  [[image:1652953568895-172.png||height="232" width="724"]]
... ... @@ -235,11 +235,15 @@
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.
252 +(((
253 +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-LNviaATorDownlink"]] 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  )))
255 +)))
240 240  
241 241  (((
258 +(((
242 242  (% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
260 +)))
243 243  
244 244  
245 245  )))
... ... @@ -308,7 +308,6 @@
308 308  )))
309 309  
310 310  
311 -
312 312  === 3.3.2 Configure sensors ===
313 313  
314 314  (((
... ... @@ -320,15 +320,20 @@
320 320  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
321 321  |=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
322 322  |AT+CFGDEV|(% style="width:110px" %)(((
340 +(((
323 323  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
342 +)))
324 324  
344 +(((
325 325  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
346 +)))
326 326  
348 +(((
327 327  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
350 +)))
328 328  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
329 329  
330 330  
331 -
332 332  === 3.3.3 Configure read commands for each sampling ===
333 333  
334 334  (((
... ... @@ -341,7 +341,7 @@
341 341  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
342 342  
343 343  
344 -**Each RS485 commands include two parts:**
366 +(% style="color:#037691" %)**Each RS485 commands include two parts:**
345 345  
346 346  ~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar.
347 347  
... ... @@ -356,11 +356,11 @@
356 356  Below are examples for the how above AT Commands works.
357 357  
358 358  
359 -**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
381 +(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
360 360  
361 361  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
362 362  |(% style="width:496px" %)(((
363 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
385 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
364 364  
365 365  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
366 366  
... ... @@ -372,7 +372,7 @@
372 372  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
373 373  
374 374  
375 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
397 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
376 376  
377 377  (% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
378 378  |(% style="width:510px" %)(((
... ... @@ -385,20 +385,21 @@
385 385  
386 386  **Examples:**
387 387  
388 -* Grab bytes:
410 +* (% style="color:#037691" %)**Grab bytes**
389 389  
390 390  [[image:image-20220602153621-1.png]]
391 391  
392 392  
393 -* Grab a section.
415 +* (% style="color:#037691" %)**Grab a section**
394 394  
395 395  [[image:image-20220602153621-2.png]]
396 396  
397 397  
398 -* Grab different sections.
420 +* (% style="color:#037691" %)**Grab different sections**
399 399  
400 400  [[image:image-20220602153621-3.png]]
401 401  
424 +
402 402  
403 403  )))
404 404  
... ... @@ -507,7 +507,7 @@
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  
510 -== 3.5 Configure RS485-BL via AT or Downlink ==
533 +== 3.5 Configure RS485-LN via AT or Downlink ==
511 511  
512 512  (((
513 513  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
... ... @@ -669,10 +669,11 @@
669 669  
670 670  
671 671  
695 +
672 672  ==== **Set Payload version** ====
673 673  
674 674  (((
675 -This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
699 +This is the first byte of the uplink payload. RS485-LN can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
676 676  )))
677 677  
678 678  * (((
... ... @@ -703,64 +703,126 @@
703 703  
704 704  ==== **Set RS485 Sampling Commands** ====
705 705  
730 +(((
706 706  AT+COMMANDx or AT+DATACUTx
732 +)))
707 707  
734 +(((
708 708  These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
736 +)))
709 709  
738 +(((
739 +
740 +)))
710 710  
711 -* **AT Command:**
742 +* (((
743 +**AT Command:**
744 +)))
712 712  
713 713  (% class="box infomessage" %)
714 714  (((
748 +(((
715 715  **AT+COMMANDx: Configure RS485 read command to sensor.**
716 716  )))
751 +)))
717 717  
718 718  (% class="box infomessage" %)
719 719  (((
755 +(((
720 720  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
721 721  )))
758 +)))
722 722  
760 +(((
761 +
762 +)))
723 723  
724 -* **Downlink Payload:**
764 +* (((
765 +**Downlink Payload:**
766 +)))
725 725  
768 +(((
726 726  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
770 +)))
727 727  
772 +(((
728 728  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
774 +)))
729 729  
776 +(((
730 730  Format: AF MM NN LL XX XX XX XX YY
778 +)))
731 731  
780 +(((
732 732  Where:
782 +)))
733 733  
734 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
735 -* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
736 -* LL:  The length of AT+COMMAND or AT+DATACUT command
737 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
738 -* YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
784 +* (((
785 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
786 +)))
787 +* (((
788 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
789 +)))
790 +* (((
791 +LL:  The length of AT+COMMAND or AT+DATACUT command
792 +)))
793 +* (((
794 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
795 +)))
796 +* (((
797 +YY:  If YY=0, RS485-LN will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
798 +)))
739 739  
800 +(((
740 740  **Example:**
802 +)))
741 741  
804 +(((
742 742  (% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1
806 +)))
743 743  
808 +(((
744 744  (% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10**
810 +)))
745 745  
812 +(((
746 746  (% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
814 +)))
747 747  
748 748  
749 749  
818 +
750 750  ==== **Fast command to handle MODBUS device** ====
751 751  
821 +(((
752 752  AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
823 +)))
753 753  
825 +(((
754 754  This command is valid since v1.3 firmware version
827 +)))
755 755  
829 +(((
756 756  AT+MBFUN can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
831 +)))
757 757  
833 +(((
834 +
835 +)))
758 758  
837 +(((
759 759  **Example:**
839 +)))
760 760  
761 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
762 -* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
763 -* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
841 +* (((
842 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
843 +)))
844 +* (((
845 +AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
846 +)))
847 +* (((
848 +AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
849 +)))
764 764  
765 765  [[image:image-20220602165351-6.png]]
766 766  
... ... @@ -768,200 +768,374 @@
768 768  
769 769  
770 770  
857 +
771 771  ==== **RS485 command timeout** ====
772 772  
860 +(((
773 773  Some Modbus device has slow action to send replies. This command is used to configure the RS485-LN to use longer time to wait for their action.
862 +)))
774 774  
864 +(((
775 775  Default value: 0, range:  0 ~~ 65 seconds
866 +)))
776 776  
777 -* **AT Command:**
868 +* (((
869 +**AT Command:**
870 +)))
778 778  
779 779  (% class="box infomessage" %)
780 780  (((
874 +(((
781 781  **AT+CMDDLaa=hex(bb cc)*1000**
782 782  )))
877 +)))
783 783  
879 +(((
784 784  **Example:**
881 +)))
785 785  
883 +(((
786 786  **AT+CMDDL1=1000** to send the open time to 1000ms
885 +)))
787 787  
887 +(((
888 +
889 +)))
788 788  
789 -* **Downlink Payload:**
891 +* (((
892 +**Downlink Payload:**
893 +)))
790 790  
895 +(((
791 791  **0x AA aa bb cc**
897 +)))
792 792  
899 +(((
793 793  Same as: AT+CMDDLaa=hex(bb cc)*1000
901 +)))
794 794  
903 +(((
795 795   **Example:**
905 +)))
796 796  
907 +(((
797 797   0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
909 +)))
798 798  
799 799  
800 800  
913 +
801 801  ==== **Uplink payload mode** ====
802 802  
916 +(((
803 803  Define to use one uplink or multiple uplinks for the sampling.
918 +)))
804 804  
920 +(((
805 805  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
922 +)))
806 806  
807 -* **AT Command:**
924 +* (((
925 +**AT Command:**
926 +)))
808 808  
809 809  (% class="box infomessage" %)
810 810  (((
930 +(((
811 811  **AT+DATAUP=0**
812 812  )))
933 +)))
813 813  
814 814  (% class="box infomessage" %)
815 815  (((
937 +(((
816 816  **AT+DATAUP=1**
817 817  )))
940 +)))
818 818  
942 +(((
943 +
944 +)))
819 819  
820 -* **Downlink Payload:**
946 +* (((
947 +**Downlink Payload:**
948 +)))
821 821  
950 +(((
822 822  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
952 +)))
823 823  
954 +(((
824 824  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
956 +)))
825 825  
826 826  
827 827  
960 +
828 828  ==== **Manually trigger an Uplink** ====
829 829  
963 +(((
830 830  Ask device to send an uplink immediately.
965 +)))
831 831  
832 -* **AT Command:**
967 +* (((
968 +**AT Command:**
969 +)))
833 833  
971 +(((
834 834  No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
973 +)))
835 835  
975 +(((
976 +
977 +)))
836 836  
837 -* **Downlink Payload:**
979 +* (((
980 +**Downlink Payload:**
981 +)))
838 838  
983 +(((
839 839  **0x08 FF**, RS485-LN will immediately send an uplink.
985 +)))
840 840  
841 841  
842 842  
989 +
843 843  ==== **Clear RS485 Command** ====
844 844  
992 +(((
845 845  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
994 +)))
846 846  
847 -* **AT Command:**
996 +* (((
997 +**AT Command:**
998 +)))
848 848  
1000 +(((
849 849  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1002 +)))
850 850  
1004 +(((
851 851  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1006 +)))
852 852  
1008 +(((
853 853  Example screen shot after clear all RS485 commands. 
1010 +)))
854 854  
1012 +(((
1013 +
1014 +)))
855 855  
1016 +(((
856 856  The uplink screen shot is:
1018 +)))
857 857  
858 858  [[image:1654160691922-496.png]]
859 859  
860 860  
861 -* **Downlink Payload:**
1023 +* (((
1024 +**Downlink Payload:**
1025 +)))
862 862  
1027 +(((
863 863  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1029 +)))
864 864  
865 865  
866 866  
1033 +
867 867  ==== **Set Serial Communication Parameters** ====
868 868  
1036 +(((
869 869  Set the Rs485 serial communication parameters:
1038 +)))
870 870  
871 -* **AT Command:**
1040 +* (((
1041 +**AT Command:**
1042 +)))
872 872  
1044 +(((
873 873  Set Baud Rate:
1046 +)))
874 874  
875 875  (% class="box infomessage" %)
876 876  (((
1050 +(((
877 877  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
878 878  )))
1053 +)))
879 879  
1055 +(((
880 880  Set UART Parity
1057 +)))
881 881  
882 882  (% class="box infomessage" %)
883 883  (((
1061 +(((
884 884  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
885 885  )))
1064 +)))
886 886  
1066 +(((
887 887  Set STOPBIT
1068 +)))
888 888  
889 889  (% class="box infomessage" %)
890 890  (((
1072 +(((
891 891  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
892 892  )))
1075 +)))
893 893  
1077 +(((
1078 +
1079 +)))
894 894  
895 -* **Downlink Payload:**
1081 +* (((
1082 +**Downlink Payload:**
1083 +)))
896 896  
1085 +(((
897 897  **A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1087 +)))
898 898  
1089 +(((
899 899  **Example:**
1091 +)))
900 900  
901 -* A7 01 00 60   same as AT+BAUDR=9600
902 -* A7 01 04 80  same as AT+BAUDR=115200
1093 +* (((
1094 +A7 01 00 60   same as AT+BAUDR=9600
1095 +)))
1096 +* (((
1097 +A7 01 04 80  same as AT+BAUDR=115200
1098 +)))
903 903  
1100 +(((
904 904  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1102 +)))
905 905  
1104 +(((
906 906  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1106 +)))
907 907  
908 908  
1109 +
1110 +
909 909  == 3.6 Listening mode for RS485 network ==
910 910  
1113 +(((
911 911  This feature support since firmware v1.4
1115 +)))
912 912  
1117 +(((
913 913  RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN.
1119 +)))
914 914  
915 915  [[image:image-20220602171200-8.png||height="567" width="1007"]]
916 916  
1123 +(((
917 917  To enable the listening mode, use can run the command AT+RXMODE.
1125 +)))
918 918  
1127 +(((
1128 +
1129 +)))
919 919  
920 -(% border="1" style="background-color:#ffffcc; width:500px" %)
921 -|=(% style="width: 161px;" %)**Command example:**|=(% style="width: 337px;" %)**Function**
922 -|(% style="width:161px" %)AT+RXMODE=1,10 |(% style="width:337px" %)Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
923 -|(% style="width:161px" %)AT+RXMODE=2,500|(% style="width:337px" %)Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
924 -|(% style="width:161px" %)AT+RXMODE=0,0|(% style="width:337px" %)Disable listening mode. This is the default settings.
925 -|(% style="width:161px" %) |(% style="width:337px" %)A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 ~| cc)
1131 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1132 +|=(% style="width: 100px;" %)(((
1133 +**Command example**
1134 +)))|=(% style="width: 400px;" %)(((
1135 +**Function**
1136 +)))
1137 +|(% style="width:100px" %)(((
1138 +AT+RXMODE=1,10
1139 +)))|(% style="width:400px" %)(((
1140 +Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
1141 +)))
1142 +|(% style="width:100px" %)(((
1143 +AT+RXMODE=2,500
1144 +)))|(% style="width:400px" %)(((
1145 +Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
1146 +)))
1147 +|(% style="width:100px" %)(((
1148 +AT+RXMODE=0,0
1149 +)))|(% style="width:400px" %)(((
1150 +Disable listening mode. This is the default settings.
1151 +)))
1152 +|(% style="width:100px" %)(((
1153 +
1154 +)))|(% style="width:400px" %)(((
1155 +A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1156 +)))
926 926  
1158 +(((
927 927  **Downlink Command:**
1160 +)))
928 928  
1162 +(((
929 929  **0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1164 +)))
930 930  
1166 +(((
1167 +
1168 +)))
931 931  
1170 +(((
932 932  **Example**:
1172 +)))
933 933  
1174 +(((
934 934  The RS485-LN is set to AT+RXMODE=2,1000
1176 +)))
935 935  
1178 +(((
936 936  There is a two Modbus commands in the RS485 network as below:
1180 +)))
937 937  
1182 +(((
938 938  The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1184 +)))
939 939  
1186 +(((
940 940  And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1188 +)))
941 941  
1190 +(((
942 942  RS485-LN will capture both and send the uplink: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b  (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1192 +)))
943 943  
1194 +(((
944 944  [[image:image-20220602171200-9.png]]
1196 +)))
945 945  
1198 +(((
1199 +
1200 +)))
946 946  
1202 +(((
1203 +(((
947 947  (% style="color:red" %)Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.
1205 +)))
1206 +)))
948 948  
949 949  
950 950  == 3.7 Buttons ==
951 951  
952 952  
953 -(% border="1" style="background-color:#f7faff; width:500px" %)
954 -|=**Button**|=(% style="width: 1420px;" %)**Feature**
955 -|**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**
956 -|**RST**|(% style="width:1420px" %)Reboot RS485
957 -|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1212 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1213 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1214 +|(% style="width:50px" %)**ACT**|(% style="width:361px" %)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**
1215 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1216 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
958 958  
959 959  == 3.8 LEDs ==
960 960  
961 -(% border="1" style="background-color:#f7faff; width:500px" %)
962 -|=**LEDs**|=**Feature**
1220 +
1221 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1222 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
963 963  |**PWR**|Always on if there is power
964 -|**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.
1224 +|**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.
965 965  
966 966  = 4. Case Study =
967 967  
... ... @@ -972,19 +972,26 @@
972 972  
973 973  == 5.1 Access AT Command ==
974 974  
975 -RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
1235 +(((
1236 +RS485-LN supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-LN to use AT command, as below.
1237 +)))
976 976  
977 977  [[image:1654162355560-817.png]]
978 978  
979 979  
980 -In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1242 +(((
1243 +In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-LN. The default password is 123456. Below is the output for reference:
1244 +)))
981 981  
982 982  [[image:1654162368066-342.png]]
983 983  
984 984  
1249 +(((
985 985  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/]]
1251 +)))
986 986  
987 987  
1254 +
988 988  == 5.2 Common AT Command Sequence ==
989 989  
990 990  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1007,7 +1007,9 @@
1007 1007  )))
1008 1008  
1009 1009  
1277 +(((
1010 1010  If device already joined network:
1279 +)))
1011 1011  
1012 1012  (% class="box infomessage" %)
1013 1013  (((
... ... @@ -1046,10 +1046,12 @@
1046 1046  
1047 1047  (% style="color:red" %)**Note:**
1048 1048  
1318 +(((
1049 1049  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1050 1050  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1051 1051  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.
1052 1052  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
1323 +)))
1053 1053  
1054 1054  [[image:1654162478620-421.png]]
1055 1055  
... ... @@ -1058,25 +1058,45 @@
1058 1058  
1059 1059  == 6.1 How to upgrade the image? ==
1060 1060  
1332 +(((
1061 1061  The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1334 +)))
1062 1062  
1063 -* Support new features
1064 -* For bug fix
1065 -* Change LoRaWAN bands.
1336 +* (((
1337 +Support new features
1338 +)))
1339 +* (((
1340 +For bug fix
1341 +)))
1342 +* (((
1343 +Change LoRaWAN bands.
1344 +)))
1066 1066  
1346 +(((
1067 1067  Below shows the hardware connection for how to upload an image to RS485-LN:
1348 +)))
1068 1068  
1069 1069  [[image:1654162535040-878.png]]
1070 1070  
1352 +(((
1071 1071  **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]].
1354 +)))
1072 1072  
1356 +(((
1073 1073  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1358 +)))
1074 1074  
1360 +(((
1075 1075  **Step3: **Open flashloader; choose the correct COM port to update.
1362 +)))
1076 1076  
1077 1077  (((
1365 +(((
1366 +(((
1078 1078  (% 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.
1079 1079  )))
1369 +)))
1370 +)))
1080 1080  
1081 1081  
1082 1082  [[image:image-20220602175818-12.png]]
... ... @@ -1098,9 +1098,9 @@
1098 1098  User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1099 1099  
1100 1100  
1101 -== 6.3 How many RS485-Slave can RS485-BL connects? ==
1392 +== 6.3 How many RS485-Slave can RS485-LN connects? ==
1102 1102  
1103 -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"]].
1394 +The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN 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"]].
1104 1104  
1105 1105  
1106 1106  == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
... ... @@ -1139,7 +1139,6 @@
1139 1139  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1140 1140  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1141 1141  
1142 -
1143 1143  = 9.Packing Info =
1144 1144  
1145 1145  
... ... @@ -1156,7 +1156,6 @@
1156 1156  * Package Size / pcs : 14.5 x 8 x 5 cm
1157 1157  * Weight / pcs : 170g
1158 1158  
1159 -
1160 1160  = 10. FCC Caution for RS485LN-US915 =
1161 1161  
1162 1162  (((

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