<
From version < 70.1 >
edited by Bei Jinggeng
on 2022/08/24 14:54
To version < 67.1 >
edited by Bei Jinggeng
on 2022/07/08 16:50
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -12,6 +12,11 @@
12 12  
13 13  
14 14  
15 +
16 +
17 +
18 +
19 +
15 15  **Table of Contents:**
16 16  
17 17  {{toc/}}
... ... @@ -69,11 +69,10 @@
69 69  (% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
70 70  
71 71  
72 -
73 73  == 1.2 Specifications ==
74 74  
75 75  
76 -(% style="color:#037691" %)**Hardware System:**
80 +**Hardware System:**
77 77  
78 78  * STM32L072CZT6 MCU
79 79  * SX1276/78 Wireless Chip 
... ... @@ -81,15 +81,13 @@
81 81  ** Idle: 32mA@12v
82 82  ** 20dB Transmit: 65mA@12v
83 83  
88 +**Interface for Model:**
84 84  
85 -(% style="color:#037691" %)**Interface for Model:**
86 -
87 87  * RS485
88 88  * Power Input 7~~ 24V DC. 
89 89  
93 +**LoRa Spec:**
90 90  
91 -(% style="color:#037691" %)**LoRa Spec:**
92 -
93 93  * Frequency Range:
94 94  ** Band 1 (HF): 862 ~~ 1020 Mhz
95 95  ** Band 2 (LF): 410 ~~ 528 Mhz
... ... @@ -110,10 +110,8 @@
110 110  * Packet engine up to 256 bytes with CRC
111 111  
112 112  
113 -
114 114  == 1.3 Features ==
115 115  
116 -
117 117  * LoRaWAN Class A & Class C protocol (default Class C)
118 118  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
119 119  * AT Commands to change parameters
... ... @@ -124,10 +124,8 @@
124 124  * Support Interrupt uplink (Since hardware version v1.2)
125 125  
126 126  
127 -
128 128  == 1.4 Applications ==
129 129  
130 -
131 131  * Smart Buildings & Home Automation
132 132  * Logistics and Supply Chain Management
133 133  * Smart Metering
... ... @@ -136,17 +136,13 @@
136 136  * Smart Factory
137 137  
138 138  
139 -
140 140  == 1.5 Firmware Change log ==
141 141  
142 -
143 143  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
144 144  
145 145  
146 -
147 147  == 1.6 Hardware Change log ==
148 148  
149 -
150 150  (((
151 151  (((
152 152  (((
... ... @@ -157,7 +157,6 @@
157 157  v1.0: Release
158 158  )))
159 159  
160 -
161 161  
162 162  )))
163 163  )))
... ... @@ -164,7 +164,6 @@
164 164  
165 165  = 2. Power ON Device =
166 166  
167 -
168 168  (((
169 169  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
170 170  
... ... @@ -177,7 +177,6 @@
177 177  
178 178  (% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
179 179  
180 -
181 181  
182 182  )))
183 183  
... ... @@ -185,19 +185,16 @@
185 185  
186 186  == 3.1 How it works? ==
187 187  
188 -
189 189  (((
190 190  (((
191 191  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.
192 192  )))
193 193  
194 -
195 195  
196 196  )))
197 197  
198 198  == 3.2 Example to join LoRaWAN network ==
199 199  
200 -
201 201  Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 
202 202  
203 203  (% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
... ... @@ -217,8 +217,6 @@
217 217  
218 218  (((
219 219  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:
220 -
221 -
222 222  )))
223 223  
224 224  (((
... ... @@ -269,10 +269,8 @@
269 269  (% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
270 270  
271 271  
272 -
273 273  == 3.3 Configure Commands to read data ==
274 274  
275 -
276 276  (((
277 277  (((
278 278  (((
... ... @@ -282,17 +282,15 @@
282 282  
283 283  (((
284 284  (((
285 -(% 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**
269 +(% 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
286 286  )))
287 287  
288 -
289 289  
290 290  )))
291 291  )))
292 292  
293 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
276 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
294 294  
295 -
296 296  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:
297 297  
298 298  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
... ... @@ -354,15 +354,11 @@
354 354  )))
355 355  
356 356  
357 -
358 358  === 3.3.2 Configure sensors ===
359 359  
360 -
361 361  (((
362 362  (((
363 -Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling.
364 -
365 -
343 +Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
366 366  )))
367 367  )))
368 368  
... ... @@ -383,10 +383,8 @@
383 383  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
384 384  
385 385  
386 -
387 387  === 3.3.3 Configure read commands for each sampling ===
388 388  
389 -
390 390  (((
391 391  During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload.
392 392  
... ... @@ -445,13 +445,11 @@
445 445  (% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
446 446  
447 447  
448 -
449 449  * (% style="color:#037691" %)**Grab a section**
450 450  
451 451  (% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
452 452  
453 453  
454 -
455 455  * (% style="color:#037691" %)**Grab different sections**
456 456  
457 457  (% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
... ... @@ -462,7 +462,6 @@
462 462  
463 463  === 3.3.4 Compose the uplink payload ===
464 464  
465 -
466 466  (((
467 467  Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
468 468  
... ... @@ -521,7 +521,7 @@
521 521  DATA3=the rest of Valid value of RETURN10= **30**
522 522  
523 523  
524 -(% style="color:red" %)**Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:**
497 +(% style="color:red" %)Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:
525 525  
526 526   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
527 527  
... ... @@ -540,7 +540,6 @@
540 540  
541 541  === 3.3.5 Uplink on demand ===
542 542  
543 -
544 544  Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command.
545 545  
546 546  Downlink control command:
... ... @@ -553,7 +553,6 @@
553 553  
554 554  === 3.3.6 Uplink on Interrupt ===
555 555  
556 -
557 557  RS485-LN support external Interrupt uplink since hardware v1.2 release.
558 558  
559 559  (% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
... ... @@ -561,7 +561,6 @@
561 561  Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet.
562 562  
563 563  
564 -
565 565  == 3.4 Uplink Payload ==
566 566  
567 567  
... ... @@ -570,10 +570,8 @@
570 570  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
571 571  
572 572  
573 -
574 574  == 3.5 Configure RS485-LN via AT or Downlink ==
575 575  
576 -
577 577  (((
578 578  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
579 579  )))
... ... @@ -595,17 +595,13 @@
595 595  )))
596 596  
597 597  
598 -
599 599  === 3.5.1 Common Commands ===
600 600  
601 -
602 602  They should be available for each of Dragino Sensors, 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]]
603 603  
604 604  
571 +=== 3.5.2 Sensor related commands ===
605 605  
606 -=== 3.5.2 Downlink Response(Since firmware v1.4) ===
607 -
608 -
609 609  Response feature is added to the server's downlink, a special package with a FPort of 200 will be uploaded immediately after receiving the data sent by the server.
610 610  
611 611  (% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]](% title="Click and drag to resize" %)​
... ... @@ -621,9 +621,8 @@
621 621  
622 622  ==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
623 623  
624 -
625 625  (((
626 -This command is used to configure the RS485 devices; they won't be used during sampling.
589 +This command is used to configure the RS485 devices; they wont be used during sampling.
627 627  )))
628 628  
629 629  * (((
... ... @@ -678,7 +678,7 @@
678 678  (((
679 679  
680 680  
681 -(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
644 +**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
682 682  )))
683 683  
684 684  (((
... ... @@ -716,7 +716,7 @@
716 716  )))
717 717  
718 718  (((
719 -(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
682 +**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
720 720  )))
721 721  
722 722  (((
... ... @@ -744,7 +744,6 @@
744 744  
745 745  ==== (% style="color:blue" %)**Set Payload version**(%%) ====
746 746  
747 -
748 748  (((
749 749  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.
750 750  )))
... ... @@ -773,7 +773,6 @@
773 773  
774 774  ==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
775 775  
776 -
777 777  (((
778 778  AT+COMMANDx or AT+DATACUTx
779 779  )))
... ... @@ -801,14 +801,10 @@
801 801  
802 802  (((
803 803  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
804 -
805 -
806 806  )))
807 807  
808 808  (((
809 809  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
810 -
811 -
812 812  )))
813 813  
814 814  (((
... ... @@ -858,7 +858,6 @@
858 858  
859 859  ==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
860 860  
861 -
862 862  (((
863 863  **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]].
864 864  )))
... ... @@ -900,7 +900,6 @@
900 900  
901 901  ==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
902 902  
903 -
904 904  (((
905 905  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.
906 906  )))
... ... @@ -954,7 +954,6 @@
954 954  
955 955  ==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
956 956  
957 -
958 958  (((
959 959  Define to use one uplink or multiple uplinks for the sampling.
960 960  )))
... ... @@ -991,7 +991,6 @@
991 991  
992 992  ==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
993 993  
994 -
995 995  (((
996 996  Ask device to send an uplink immediately.
997 997  )))
... ... @@ -1021,7 +1021,6 @@
1021 1021  
1022 1022  ==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1023 1023  
1024 -
1025 1025  (((
1026 1026  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1027 1027  
... ... @@ -1068,7 +1068,6 @@
1068 1068  
1069 1069  ==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1070 1070  
1071 -
1072 1072  (((
1073 1073  Set the Rs485 serial communication parameters:
1074 1074  )))
... ... @@ -1133,7 +1133,6 @@
1133 1133  
1134 1134  == 3.6 Listening mode for RS485 network ==
1135 1135  
1136 -
1137 1137  (((
1138 1138  This feature support since firmware v1.4
1139 1139  )))
... ... @@ -1140,8 +1140,6 @@
1140 1140  
1141 1141  (((
1142 1142  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.
1143 -
1144 -
1145 1145  )))
1146 1146  
1147 1147  (% aria-label="image-20220602171200-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-8.png||data-widget="image" height="567" width="1007"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
... ... @@ -1227,12 +1227,11 @@
1227 1227  
1228 1228  (((
1229 1229  (((
1230 -(% 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.**
1178 +(% 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.
1231 1231  )))
1232 1232  )))
1233 1233  
1234 1234  
1235 -
1236 1236  == 3.7 Buttons ==
1237 1237  
1238 1238  
... ... @@ -1243,8 +1243,6 @@
1243 1243  |(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1244 1244  
1245 1245  
1246 -
1247 -
1248 1248  == 3.8 LEDs ==
1249 1249  
1250 1250  
... ... @@ -1254,21 +1254,15 @@
1254 1254  |**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.
1255 1255  
1256 1256  
1257 -
1258 -
1259 1259  = 4. Case Study =
1260 1260  
1261 -
1262 1262  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]]
1263 1263  
1264 1264  
1265 -
1266 1266  = 5. Use AT Command =
1267 1267  
1268 -
1269 1269  == 5.1 Access AT Command ==
1270 1270  
1271 -
1272 1272  (((
1273 1273  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.
1274 1274  )))
... ... @@ -1294,7 +1294,6 @@
1294 1294  
1295 1295  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1296 1296  
1297 -
1298 1298  If device has not joined network yet:
1299 1299  
1300 1300  * (% style="color:#037691" %)**AT+FDR**
... ... @@ -1313,7 +1313,6 @@
1313 1313  )))
1314 1314  
1315 1315  
1316 -
1317 1317  === 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1318 1318  
1319 1319  
... ... @@ -1345,20 +1345,15 @@
1345 1345  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1346 1346  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.
1347 1347  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
1348 -
1349 -
1350 1350  )))
1351 1351  
1352 1352  (% aria-label="1654162478620-421.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162478620-421.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1353 1353  
1354 1354  
1355 -
1356 1356  = 6. FAQ =
1357 1357  
1358 -
1359 1359  == 6.1 How to upgrade the image? ==
1360 1360  
1361 -
1362 1362  (((
1363 1363  The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1364 1364  )))
... ... @@ -1377,16 +1377,14 @@
1377 1377  Below shows the hardware connection for how to upload an image to RS485-LN:
1378 1378  )))
1379 1379  
1380 -(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
1312 +(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1381 1381  
1382 -(% title="Click and drag to resize" %)​
1383 -
1384 1384  (((
1385 1385  (% style="color:blue" %)**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]].
1386 1386  )))
1387 1387  
1388 1388  (((
1389 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]].
1319 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1390 1390  )))
1391 1391  
1392 1392  (((
... ... @@ -1411,69 +1411,52 @@
1411 1411  (% aria-label="image-20220602175912-14.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175912-14.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1412 1412  
1413 1413  
1414 -(% style="color:red" %)**Notice**: **In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:**
1344 +(% style="color:red" %)**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1415 1415  
1416 1416  (% aria-label="image-20220602175638-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175638-10.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1417 1417  
1418 1418  
1419 -
1420 1420  == 6.2 How to change the LoRa Frequency Bands/Region? ==
1421 1421  
1422 -
1423 1423  User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1424 1424  
1425 1425  
1426 -
1427 1427  == 6.3 How many RS485-Slave can RS485-LN connects? ==
1428 1428  
1429 -
1430 1430  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"]].
1431 1431  
1432 1432  
1433 -
1434 1434  == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1435 1435  
1436 -
1437 1437  When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1438 1438  
1439 1439  Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1440 1440  
1441 1441  
1442 -
1443 1443  == 6.5 Can i use point to point communication for RS485-LN? ==
1444 1444  
1445 -
1446 1446  Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1447 1447  
1448 1448  
1449 -
1450 1450  == 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1451 1451  
1452 -
1453 1453  [[Use RS485-BL or RS485-LN to connect to RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]]
1454 1454  
1455 1455  
1456 -
1457 1457  = 7. Trouble Shooting =
1458 1458  
1459 -
1460 1460  == 7.1 Downlink doesn't work, how to solve it? ==
1461 1461  
1462 -
1463 1463  Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1464 1464  
1465 1465  
1466 -
1467 1467  == 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1468 1468  
1469 -
1470 1470  It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1471 1471  
1472 1472  
1473 -
1474 1474  = 8. Order Info =
1475 1475  
1476 -
1477 1477  (% style="color:blue" %)**Part Number: RS485-LN-XXX**
1478 1478  
1479 1479  (% style="color:blue" %)**XXX:**
... ... @@ -1490,8 +1490,6 @@
1490 1490  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1491 1491  
1492 1492  
1493 -
1494 -
1495 1495  = 9.Packing Info =
1496 1496  
1497 1497  
... ... @@ -1509,11 +1509,8 @@
1509 1509  * Weight / pcs : 170g
1510 1510  
1511 1511  
1512 -
1513 -
1514 1514  = 10. FCC Caution for RS485LN-US915 =
1515 1515  
1516 -
1517 1517  (((
1518 1518  Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1519 1519  )))
... ... @@ -1531,7 +1531,7 @@
1531 1531  )))
1532 1532  
1533 1533  (((
1534 -(% style="color:red" %)**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:
1442 +**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:
1535 1535  )))
1536 1536  
1537 1537  (((
... ... @@ -1566,13 +1566,9 @@
1566 1566  
1567 1567  = 11. Support =
1568 1568  
1569 -
1570 1570  * (((
1571 1571  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.
1572 1572  )))
1573 1573  * (((
1574 1574  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]].
1575 -
1576 -
1577 -
1578 1578  )))
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