Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Mengting Qiu on 2025/07/14 09:59
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... ... @@ -1,1 +1,1 @@ 1 -RS485-LN – RS485 to LoRaWAN Converter User Manual1 +RS485-LN – RS485 to LoRaWAN Converter - Content
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... ... @@ -1,39 +1,23 @@ 1 -(% aria-label="1653266934636-343.png image widget" contenteditable="false" role="region" tabindex="-1" %) 2 -((( 3 -(% data-widget="image" style="text-align:center" %) 4 -[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %) 1 +(% style="text-align:center" %) 2 +[[image:1653266934636-343.png||height="385" width="385"]] 5 5 6 -(% 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==||height="15" role="presentation" title="Click and drag to move" width="15"]] 7 -))) 8 8 9 9 6 +**RS485-LN – RS485 to LoRaWAN Converter User Manual** 10 10 11 11 12 - 13 - 14 - 15 15 **Table of Contents:** 16 16 17 -{{toc/}} 18 18 19 19 20 -(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %) 21 -((( 22 -(% 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==||height="15" role="presentation" title="Click and drag to move" width="15"]] 23 -))) 24 24 25 25 15 += 1.Introduction = 26 26 27 - 28 - 29 - 30 - 31 -= 1. Introduction = 32 - 33 33 == 1.1 What is RS485-LN RS485 to LoRaWAN Converter == 34 34 35 - 36 36 ((( 20 +((( 37 37 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. 38 38 ))) 39 39 ... ... @@ -47,33 +47,31 @@ 47 47 48 48 ((( 49 49 (% 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. 50 -))) 51 51 52 -((( 53 53 (% 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]] 54 54 ))) 37 +))) 55 55 39 +[[image:1653267211009-519.png||height="419" width="724"]] 56 56 57 -(% 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" %) 58 58 59 - 60 60 == 1.2 Specifications == 61 61 62 62 63 - (% style="color:#037691" %)**Hardware System:**45 +**Hardware System:** 64 64 65 -* STM32L072 xxxxMCU47 +* STM32L072CZT6 MCU 66 66 * SX1276/78 Wireless Chip 67 67 * Power Consumption (exclude RS485 device): 68 68 ** Idle: 32mA@12v 69 69 ** 20dB Transmit: 65mA@12v 70 70 71 - (% style="color:#037691" %)**Interface for Model:**53 +**Interface for Model:** 72 72 73 73 * RS485 74 74 * Power Input 7~~ 24V DC. 75 75 76 - (% style="color:#037691" %)**LoRa Spec:**58 +**LoRa Spec:** 77 77 78 78 * Frequency Range: 79 79 ** Band 1 (HF): 862 ~~ 1020 Mhz ... ... @@ -92,13 +92,14 @@ 92 92 * Preamble detection. 93 93 * 127 dB Dynamic Range RSSI. 94 94 * Automatic RF Sense and CAD with ultra-fast AFC. 95 -* Packet engine up to 256 bytes with CRC 77 +* Packet engine up to 256 bytes with CRC. 96 96 97 -== 1.3 Features == 98 98 99 99 81 +== 1.3 Features == 82 + 100 100 * LoRaWAN Class A & Class C protocol (default Class C) 101 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864 /MA86984 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864 102 102 * AT Commands to change parameters 103 103 * Remote configure parameters via LoRa Downlink 104 104 * Firmware upgradable via program port ... ... @@ -106,9 +106,10 @@ 106 106 * Support Modbus protocol 107 107 * Support Interrupt uplink (Since hardware version v1.2) 108 108 109 -== 1.4 Applications == 110 110 111 111 94 +== 1.4 Applications == 95 + 112 112 * Smart Buildings & Home Automation 113 113 * Logistics and Supply Chain Management 114 114 * Smart Metering ... ... @@ -116,24 +116,20 @@ 116 116 * Smart Cities 117 117 * Smart Factory 118 118 119 -== 1.5 Firmware Change log == 120 120 121 121 105 +== 1.5 Firmware Change log == 106 + 122 122 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] 123 123 124 124 125 125 == 1.6 Hardware Change log == 126 126 127 - 128 128 ((( 129 129 ((( 130 -((( 131 131 v1.2: Add External Interrupt Pin. 132 -))) 133 133 134 -((( 135 135 v1.0: Release 136 -))) 137 137 138 138 139 139 ))) ... ... @@ -141,7 +141,6 @@ 141 141 142 142 = 2. Power ON Device = 143 143 144 - 145 145 ((( 146 146 The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below 147 147 ... ... @@ -152,7 +152,7 @@ 152 152 Once there is power, the RS485-LN will be on. 153 153 ))) 154 154 155 - (% 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" %)134 +[[image:1653268091319-405.png]] 156 156 157 157 158 158 ))) ... ... @@ -161,11 +161,8 @@ 161 161 162 162 == 3.1 How it works? == 163 163 164 - 165 165 ((( 166 -((( 167 167 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. 168 -))) 169 169 170 170 171 171 ))) ... ... @@ -172,13 +172,11 @@ 172 172 173 173 == 3.2 Example to join LoRaWAN network == 174 174 175 - 176 176 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. 177 177 153 +[[image:1653268155545-638.png||height="334" width="724"]] 178 178 179 -(% 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" %) 180 180 181 - 182 182 ((( 183 183 ((( 184 184 The RS485-LN in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method. The connection is as below: ... ... @@ -186,21 +186,16 @@ 186 186 187 187 ((( 188 188 485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 189 - 190 - 191 191 ))) 192 192 193 - (% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image"height="592" width="720"]](% 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" %)165 +[[image:1653268227651-549.png||height="592" width="720"]] 194 194 195 - 196 196 ((( 197 -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: 198 - 199 - 168 +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: 200 200 ))) 201 201 202 202 ((( 203 - (% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.172 +**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN. 204 204 ))) 205 205 206 206 ((( ... ... @@ -208,93 +208,73 @@ 208 208 ))) 209 209 ))) 210 210 211 - (% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.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" %)180 +[[image:1652953462722-299.png]] 212 212 213 - 214 214 ((( 215 215 ((( 216 216 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: 217 - 218 - 219 219 ))) 220 220 221 221 ((( 222 - **Add APP EUI in the application.**188 +Add APP EUI in the application. 223 223 ))) 224 224 ))) 225 225 226 - (% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.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" %)192 +[[image:image-20220519174512-1.png]] 227 227 228 - (% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image"height="323" width="720"]](% 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" %)194 +[[image:image-20220519174512-2.png||height="323" width="720"]] 229 229 230 - (% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image"height="556" 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" %)196 +[[image:image-20220519174512-3.png||height="556" width="724"]] 231 231 232 - (% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.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"]]198 +[[image:image-20220519174512-4.png]] 233 233 234 - 235 -(% title="Click and drag to resize" %) 236 - 237 237 You can also choose to create the device manually. 238 238 239 - (% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image"height="710" width="723"]](% 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" %)202 +[[image:1652953542269-423.png||height="710" width="723"]] 240 240 204 +Add APP KEY and DEV EUI 241 241 206 +[[image:1652953553383-907.png||height="514" width="724"]] 242 242 243 -**Add APP KEY and DEV EUI** 244 244 245 -(% aria-label="1652953553383-907.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953553383-907.png||data-widget="image" height="514" 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" %) 246 - 247 - 248 - 249 249 ((( 250 -(% 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. 251 - 252 - 210 +**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. 253 253 ))) 254 254 255 - (% 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" %)213 +[[image:1652953568895-172.png||height="232" width="724"]] 256 256 257 257 258 258 == 3.3 Configure Commands to read data == 259 259 260 - 261 261 ((( 262 262 ((( 263 -((( 264 -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. 265 - 266 - 220 +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. 267 267 ))) 268 -))) 269 269 270 270 ((( 271 -((( 272 -(% 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** 273 -))) 224 +(% 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 v1.1 274 274 275 275 276 276 ))) 277 277 ))) 278 278 279 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===230 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication === 280 280 281 - 282 282 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: 283 283 284 - 285 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %) 286 -|=(% style="width: 119px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)((( 234 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %) 235 +|(% style="width:128px" %)((( 287 287 **AT Commands** 288 -)))| =(% style="width:116px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)(((237 +)))|(% style="width:305px" %)((( 289 289 **Description** 290 -)))| =(% style="width:190px;background-color:#D9E2F3;color:#0070C0" %)(((239 +)))|(% style="width:346px" %)((( 291 291 **Example** 292 292 ))) 293 -|(% style="width:1 19px" %)(((242 +|(% style="width:128px" %)((( 294 294 AT+BAUDR 295 -)))|(% style="width: 116px" %)(((244 +)))|(% style="width:305px" %)((( 296 296 Set the baud rate (for RS485 connection). Default Value is: 9600. 297 -)))|(% style="width: 190px" %)(((246 +)))|(% style="width:346px" %)((( 298 298 ((( 299 299 AT+BAUDR=9600 300 300 ))) ... ... @@ -303,11 +303,11 @@ 303 303 Options: (1200,2400,4800,14400,19200,115200) 304 304 ))) 305 305 ))) 306 -|(% style="width:1 19px" %)(((255 +|(% style="width:128px" %)((( 307 307 AT+PARITY 308 -)))|(% style="width: 116px" %)(((257 +)))|(% style="width:305px" %)((( 309 309 Set UART parity (for RS485 connection) 310 -)))|(% style="width: 190px" %)(((259 +)))|(% style="width:346px" %)((( 311 311 ((( 312 312 AT+PARITY=0 313 313 ))) ... ... @@ -316,9 +316,9 @@ 316 316 Option: 0: no parity, 1: odd parity, 2: even parity 317 317 ))) 318 318 ))) 319 -|(% style="width:1 19px" %)(((268 +|(% style="width:128px" %)((( 320 320 AT+STOPBIT 321 -)))|(% style="width: 116px" %)(((270 +)))|(% style="width:305px" %)((( 322 322 ((( 323 323 Set serial stopbit (for RS485 connection) 324 324 ))) ... ... @@ -326,7 +326,7 @@ 326 326 ((( 327 327 328 328 ))) 329 -)))|(% style="width: 190px" %)(((278 +)))|(% style="width:346px" %)((( 330 330 ((( 331 331 AT+STOPBIT=0 for 1bit 332 332 ))) ... ... @@ -340,1441 +340,910 @@ 340 340 ))) 341 341 ))) 342 342 343 -=== 3.3.2 Configure sensors === 344 344 345 345 294 +=== 3.3.2 Configure sensors === 295 + 346 346 ((( 347 347 ((( 348 -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. 349 - 350 - 298 +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. 351 351 ))) 352 352 ))) 353 353 354 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %) 355 -|=(% style="width: 122px; background-color:#D9E2F3;color:#0070C0" %)**AT Commands**|=(% style="width: 198px; background-color:#D9E2F3;color:#0070C0" %)**Description**|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)**Example** 356 -|(% style="width:122px" %)AT+CFGDEV|(% style="width:196px" %)((( 357 -((( 302 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %) 303 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example** 304 +|AT+CFGDEV|(% style="width:418px" %)((( 358 358 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 359 -))) 360 360 361 -((( 362 362 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 363 -))) 364 364 365 -((( 366 366 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 367 -))) 368 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 310 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 369 369 370 -=== 3.3.3 Configure read commands for each sampling === 371 371 372 372 373 -((( 374 -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. 314 +=== 3.3.3 Configure read commands for each sampling === 375 375 376 -To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload. 377 - 378 -This section describes how to achieve above goals. 379 - 380 -During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 381 - 382 - 383 -(% style="color:#037691" %)**Each RS485 commands include two parts:** 384 - 385 - 386 -~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. 387 - 388 -2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar. 389 - 390 -3. Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example **AT+CMDDL1=1000** to send the open time to 1000ms 391 - 392 - 393 -After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 394 - 395 -Below are examples for the how above AT Commands works. 396 - 397 - 398 -(% 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: 399 - 400 -(% border="1" style="background-color:#f2f2f2; width:499px" %) 401 -|(% style="width:496px" %)((( 402 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 403 - 404 -**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 405 - 406 -**m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command** 407 -))) 408 - 409 -For example, if we have a RS485 sensor. The command to get sensor value is: 01 03 0B B8 00 02 46 0A. Where 01 03 0B B8 00 02 is the Modbus command to read the register 0B B8 where stored the sensor value. The 46 0A is the CRC-16/MODBUS which calculate manually. 410 - 411 -In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 412 - 413 - 414 -(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes. 415 - 416 -(% border="1" style="background-color:#f2f2f2; width:510px" %) 417 -|(% style="width:510px" %)((( 418 -**AT+DATACUTx=a,b,c** 419 - 420 -* **a: length for the return of AT+COMMAND** 421 -* **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.** 422 -* **c: define the position for valid value. ** 423 -))) 424 - 425 -**Examples:** 426 - 427 - 428 -* (% style="color:#037691" %)**Grab bytes** 429 - 430 -(% 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" %) 431 - 432 - 433 - 434 -* (% style="color:#037691" %)**Grab a section** 435 - 436 -(% 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" %) 437 - 438 - 439 - 440 -* (% style="color:#037691" %)**Grab different sections** 441 - 442 -(% 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" %) 443 - 444 - 445 -))) 446 - 447 -=== 3.3.4 Compose the uplink payload === 448 - 449 - 450 450 ((( 451 -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.** 452 - 453 - 317 +RS485-BL is a battery powered device; it will sleep most of time. And wake up on each period and read RS485 / TTL sensor data and uplink. 454 454 ))) 455 455 456 456 ((( 457 -(% style="color:#037691" %)**Examples: AT+DATAUP=0** 458 - 459 - 321 +During each sampling, we need to confirm what commands we need to send to the sensors to read data. After the RS485/TTL sensors send back the value, it normally includes some bytes and we only need a few from them for a shorten payload. 460 460 ))) 461 461 462 462 ((( 463 - Compose theuplinkpayloadvalue returnsin sequenceandsendwith(%style="color:red" %)**A SIGNLE UPLINK**.325 +To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload. 464 464 ))) 465 465 466 466 ((( 467 - Final Payload is(%style="color:#4f81bd"%)**BatteryInfo+PAYVER+ VALID Value fromRETURN1 + ValidValuefrom RETURN2 + … + RETURNx**329 +This section describes how to achieve above goals. 468 468 ))) 469 469 470 470 ((( 471 -Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 472 - 473 - 333 +During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 474 474 ))) 475 475 476 -[[image:image-20220929111027-1.png||height="509" width="685"]](% title="Click and drag to resize" %) 477 - 478 - 479 -(% style="color:#037691" %)**Examples: AT+DATAUP=1** 480 - 481 - 482 -Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 483 - 484 -Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 485 - 486 - 487 -~1. PAYVER: Defined by AT+PAYVER 488 - 489 -2. PAYLOAD COUNT: Total how many uplinks of this sampling. 490 - 491 -3. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 492 - 493 -4. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes 494 - 495 - 496 -(% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.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" %) 497 - 498 - 499 -So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA 500 - 501 -DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa** 502 - 503 -DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d** 504 - 505 -DATA3=the rest of Valid value of RETURN10= **30** 506 - 507 - 508 -(% 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:** 509 - 510 - 511 - ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink. 512 - 513 - * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink. 514 - 515 - * For US915 band, max 11 bytes for each uplink. 516 - 517 - ~* For all other bands: max 51 bytes for each uplink. 518 - 519 - 520 -(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;** 521 - 522 -(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)** 523 - 524 - 525 - 526 -Below are the uplink payloads: 527 - 528 - 529 -(% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.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" %) 530 - 531 - 532 -=== 3.3.5 Uplink on demand === 533 - 534 - 535 -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. 536 - 537 -(% style="color:blue" %)**Downlink control command:** 538 - 539 -(% style="color:#4472c4" %)** 0x08 command**(%%): Poll an uplink with current command set in RS485-LN. 540 - 541 -(% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors. 542 - 543 - 544 -=== 3.3.6 Uplink on Interrupt === 545 - 546 - 547 -RS485-LN support external Interrupt uplink since hardware v1.2 release. 548 - 549 - 550 -(% 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" %) 551 - 552 -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. 553 - 554 - 555 -== 3.4 Uplink Payload == 556 - 557 - 558 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %) 559 -|=(% scope="row" style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)((( 560 -Size(bytes) 561 -)))|(% style="background-color:#d9e2f3; color:#0070c0; width:80px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:360px" %)((( 562 -**Length depends on the return from the commands** 563 -))) 564 -|=(% style="width: 90px;" %)((( 565 -Value 566 -)))|(% style="width:114px" %)((( 567 -PAYLOAD_VER 568 -)))|(% style="width:353px" %)((( 569 -If the valid payload is too long and exceed the maximum 570 - 571 -support payload length in server, server will show payload not 572 - 573 -provided in the LoRaWAN server. 574 -))) 575 - 576 -(% 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"]] 577 - 578 -(% title="Click and drag to resize" %) 579 - 580 -Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 581 - 582 - 583 -== 3.5 Configure RS485-LN via AT or Downlink == 584 - 585 - 586 586 ((( 587 - User canconfigureRS485-LNvia AT CommandsLoRaWAN Downlink Commands337 +**Command from RS485-BL to Sensor:** 588 588 ))) 589 589 590 590 ((( 591 - There aretwokinds ofCommands:341 +RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar. 592 592 ))) 593 593 594 -* ((( 595 -(% 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]] 596 -))) 597 - 598 -* ((( 599 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN. User can see these commands below: 600 -))) 601 - 602 602 ((( 603 - 345 +**Handle return from sensors to RS485-BL**: 604 604 ))) 605 605 606 - 607 -=== 3.5.1 Common Commands === 608 - 609 - 610 -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]] 611 - 612 - 613 -=== 3.5.2 Downlink Response(Since firmware v1.4) === 614 - 615 - 616 -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. 617 - 618 - 619 -(% 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"]] 620 - 621 -(% title="Click and drag to resize" %) 622 - 623 -The first byte of this package represents whether the configuration is successful, 00 represents failure, 01 represents success. Except for the first byte, the other is the previous downlink. (All commands except A8 type commands are applicable) 624 - 625 - 626 -=== 3.5.3 Sensor related commands === 627 - 628 - 629 - 630 -==== (% style="color:blue" %)**RS485 Debug Command**(%%) ==== 631 - 632 - 633 633 ((( 634 - Thiscommandisusedtoconfigurethe RS485devices;theywon'tbe usedduringsampling.MaxLengthofAT+CFGDEVis**40bytes**.349 +After RS485-BL send out a string to sensor, RS485-BL will wait for the return from RS485 or TTL sensor. And user can specify how to handle the return, by **AT+DATACUT or AT+SEARCH commands** 635 635 ))) 636 636 637 -((( 638 -* (% style="color:#037691" %)**AT Command** 639 - 640 -((( 641 -(% style="color:#4472c4" %)** AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m** (%%) m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 352 +* ((( 353 +**AT+DATACUT** 642 642 ))) 643 -))) 644 644 645 645 ((( 646 - 357 +When the return value from sensor have fix length and we know which position the valid value we should get, we can use AT+DATACUT command. 647 647 ))) 648 648 649 649 * ((( 650 - (% style="color:#037691" %)**Downlink Payload**361 +**AT+SEARCH** 651 651 ))) 652 652 653 653 ((( 654 - Format:(%style="color:#4472c4"%)**A8MMNNXXXXXXXXYY**365 +When the return value from sensor is dynamic length and we are not sure which bytes the valid data is, instead, we know what value the valid value following. We can use AT+SEARCH to search the valid value in the return string. 655 655 ))) 656 656 657 657 ((( 658 - Where:369 +**Define wait timeout:** 659 659 ))) 660 660 661 -* ((( 662 -MM: 1: add CRC-16/MODBUS ; 0: no CRC 663 -))) 664 -* ((( 665 -NN: The length of RS485 command 666 -))) 667 -* ((( 668 -XX XX XX XX: RS485 command total NN bytes 669 -))) 670 -* ((( 671 671 ((( 672 - YY: Howmanybyteswillbeuplinkfromthereturnof thisRS485 command,373 +Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example, AT+CMDDL1=1000 to send the open time to 1000ms 673 673 ))) 674 674 675 -* ((( 676 -if YY=0, RS485-LN will execute the downlink command without uplink; 677 -))) 678 -* ((( 679 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 680 -))) 681 -* ((( 682 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 683 -))) 684 -))) 685 - 686 686 ((( 687 - 688 - 689 -(% style="color:blue" %)**Example 1:** (%%) ~-~-> Configure without ask for uplink (YY=0) 377 +After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 690 690 ))) 691 691 692 -((( 693 -To connect a Modbus Alarm with below commands. 694 -))) 380 +**Examples:** 695 695 696 -* ((( 697 -The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually. 698 -))) 382 +Below are examples for the how above AT Commands works. 699 699 700 -* ((( 701 -The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually. 702 -))) 384 +**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is: 703 703 704 -((( 705 - 386 +(% border="1" class="table-bordered" %) 387 +|((( 388 +**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 706 706 707 -So if user want to use downlink command to control to RS485 Alarm, he can use: 708 -))) 390 +**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 709 709 710 -((( 711 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 392 +**m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command** 712 712 ))) 713 713 714 714 ((( 715 - (%style="color:#4f81bd"%)**A801 060A0500 04 00 00 00**(%%):to deactivate the RS485Alarm396 +For example, if we have a RS485 sensor. The command to get sensor value is: 01 03 0B B8 00 02 46 0A. Where 01 03 0B B8 00 02 is the Modbus command to read the register 0B B8 where stored the sensor value. The 46 0A is the CRC-16/MODBUS which calculate manually. 716 716 ))) 717 717 718 718 ((( 719 - A8istypecode and 01 means add CRC-16/MODBUS at the end,the3^^rd^^byte is06, meansthe next 6 bytesare thecommandtobesenttotheRS485network,thefinal byte 00means this command don’t need to acquire output.400 +In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 720 720 ))) 721 721 722 722 ((( 723 - 404 +**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx. 724 724 ))) 725 725 726 -( ((727 -( % style="color:blue" %)**Example 2:**(%%) ~-~-> Configure with requesting uplink and original downlink command(**YY=FF**)728 - )))407 +(% border="1" class="table-bordered" %) 408 +|((( 409 +**AT+SEARCHx=aa,xx xx xx xx xx** 729 729 730 -((( 731 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY** 732 -))) 411 +* **aa: 1: prefix match mode; 2: prefix and suffix match mode** 412 +* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix** 733 733 734 -((( 735 735 736 736 ))) 737 737 738 -((( 739 -((( 740 -RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is: **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00 **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00** 741 -))) 417 +**Examples:** 742 742 743 - 744 -))) 419 +~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 745 745 746 -((( 747 - (% aria-label="1654159460680-153.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654159460680-153.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" %) 748 -))) 421 +If we set AT+SEARCH1=1,1E 56 34. (max 5 bytes for prefix) 749 749 423 +The valid data will be all bytes after 1E 56 34 , so it is (% style="background-color:yellow" %)** 2e 30 58 5f 36 41 30 31 00 49** 750 750 425 +[[image:1653269403619-508.png]] 751 751 752 - ====(% style="color:blue"%)**Set Payloadversion**(%%)====427 +2. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 753 753 429 +If we set AT+SEARCH1=2, 1E 56 34+31 00 49 754 754 755 -((( 756 -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. 757 -))) 431 +Device will search the bytes between 1E 56 34 and 31 00 49. So it is (% style="background-color:yellow" %)** 2e 30 58 5f 36 41 30** 758 758 759 -((( 760 -* (% style="color:#037691" %)**AT Command:** 433 +[[image:1653269438444-278.png]] 761 761 762 - (% style="color:#4472c4" %)**PAYVER:(%%)SetPAYVERfield=1435 +**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 763 763 764 - 765 - )))437 +|((( 438 +**AT+DATACUTx=a,b,c** 766 766 767 -* ((( 768 -(% style="color:#037691" %)**Downlink Payload:** 440 +* **a: length for the return of AT+COMMAND** 441 +* **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.** 442 +* **c: define the position for valid value. ** 769 769 ))) 770 770 771 -((( 772 -(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~-> Set PAYVER field = 0x01 773 -))) 445 +Examples: 774 774 775 -((( 776 -(% style="color:#4472c4" %)** 0xAE 0F** (%%) ~-~-> Set PAYVER field = 0x0F 777 -))) 447 +* Grab bytes: 778 778 449 +[[image:1653269551753-223.png||height="311" width="717"]] 779 779 780 -* *1) Add the interrupt flag at the highestbitof the Payverbyte, that is, Byte7 ofthe first byte. (Since v1.4.0)**451 +* Grab a section. 781 781 453 +[[image:1653269568276-930.png||height="325" width="718"]] 782 782 783 - [[image:image-20220824145428-2.png||height="168"width="1300"]]455 +* Grab different sections. 784 784 457 +[[image:1653269593172-426.png||height="303" width="725"]] 785 785 459 +(% style="color:red" %)**Note:** 786 786 787 - **2)if thedatainterceptedby AT+DATACUT orAT+MBFUNis empty,itwilldisplayNULL,and thepayloadwillbefilledwith nFFs.**461 +AT+SEARCHx and AT+DATACUTx can be used together, if both commands are set, RS485-BL will first process AT+SEARCHx on the return string and get a temporary string, and then process AT+DATACUTx on this temporary string to get the final payload. In this case, AT+DATACUTx need to set to format AT+DATACUTx=0,xx,xx where the return bytes set to 0. 788 788 463 +Example: 789 789 790 - [[image:image-20220824145428-3.png||height="308"width="1200"]]465 +(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0 791 791 467 +(% style="color:red" %)AT+SEARCH1=1,1E 56 34 792 792 469 +(% style="color:red" %)AT+DATACUT1=0,2,1~~5 793 793 794 - ====(% style="color:blue" %)**SetRS485 SamplingCommands**(%%)====471 +(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 795 795 473 +(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49 796 796 797 -((( 798 -AT+COMMANDx or AT+DATACUTx 799 -))) 475 +(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36 800 800 801 -((( 802 -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"]]. 803 -))) 477 +[[image:1653269618463-608.png]] 804 804 805 -((( 806 - 807 -))) 479 +=== 3.3.4 Compose the uplink payload === 808 808 809 -* ((( 810 -(% style="color:#037691" %)**AT Command:** 811 -))) 812 - 813 -(% style="color:#4472c4" %)** AT+COMMANDx: ** (%%) Configure RS485 read command to sensor. 814 - 815 -(% style="color:#4472c4" %)** AT+DATACUTx: **(%%) Configure how to handle return from RS485 devices. 816 - 817 - 818 -* ((( 819 -(% style="color:#037691" %)**Downlink Payload:** 820 -))) 821 - 822 822 ((( 823 -(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 824 - 825 - 482 +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.** 826 826 ))) 827 827 828 828 ((( 829 -(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.** 830 - 831 - 486 +(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0** 832 832 ))) 833 833 834 834 ((( 835 - Format:(% style="color:#4472c4" %)**FMMNNLLXX XX XX XX YY**490 +Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**A SIGNLE UPLINK**. 836 836 ))) 837 837 838 838 ((( 839 - Where:494 +Final Payload is 840 840 ))) 841 841 842 -* ((( 843 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 844 -))) 845 -* ((( 846 -NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 847 -))) 848 -* ((( 849 -LL: The length of AT+COMMAND or AT+DATACUT command 850 -))) 851 -* ((( 852 -XX XX XX XX: AT+COMMAND or AT+DATACUT command 853 -))) 854 -* ((( 855 -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. 856 -))) 857 - 858 858 ((( 859 - 860 - 861 -**Example:** 498 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx** 862 862 ))) 863 863 864 864 ((( 865 - (% style="color:#037691"%)**AF0301060A05000400 01 00**(%%): SameasAT+COMMAND3=0A 05 00 04 00 01,1502 +Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 866 866 ))) 867 867 868 -((( 869 -(% 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** 870 -))) 505 +[[image:1653269759169-150.png||height="513" width="716"]] 871 871 872 -((( 873 -(% 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** 874 -))) 507 +(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1** 875 875 509 +Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 876 876 511 +Final Payload is 877 877 878 - ====(% style="color:blue" %)**Fastcommand tohandleMODBUSdevice**(%%) ====513 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 879 879 515 +1. Battery Info (2 bytes): Battery voltage 516 +1. PAYVER (1 byte): Defined by AT+PAYVER 517 +1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling. 518 +1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 519 +1. DATA: Valid value: max 6 bytes(US915 version here, Notice*!) for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 6 bytes 880 880 881 -((( 882 -(% style="color:#4472c4" %)** 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]]. 883 -))) 521 +[[image:1653269916228-732.png||height="433" width="711"]] 884 884 885 -((( 886 -This command is valid since v1.3 firmware version 887 -))) 888 888 889 -((( 890 -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. 891 -))) 524 +So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA 892 892 893 -((( 894 - 895 -))) 526 +DATA1=RETURN1 Valid Value = (% style="background-color:green; color:white" %)20 20 0a 33 90 41 896 896 897 -((( 898 -**Example:** 899 -))) 528 +DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10=(% style="background-color:green; color:white" %) 02 aa 05 81 0a 20 900 900 901 -* ((( 902 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 903 -))) 904 -* ((( 905 -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. 906 -))) 907 -* ((( 908 -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. 530 +DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 = (% style="background-color:green; color:white" %)20 20 20 2d 30 909 909 910 - 911 -))) 532 +Below are the uplink payloads: 912 912 913 - (% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]534 +[[image:1653270130359-810.png]] 914 914 915 -(% title="Click and drag to resize" %) 916 916 917 -(% aria-label="image-20220602165351-7.png image widget"contenteditable="false"role="region"tabindex="-1"%)[[image:image-20220602165351-7.png||data-widget="image"]](%title="Clickanddragtoresize"%)537 +(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:** 918 918 539 + ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date) 919 919 541 + * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date). 920 920 921 - ====(%style="color:blue"%)**RS485commandtimeout**(%%)====543 + * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date). 922 922 545 + ~* For all other bands: max 51 bytes for each uplink ( so 51 -5 = 46 max valid date). 923 923 924 -((( 925 -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. 926 -))) 547 +=== 3.3.5 Uplink on demand === 927 927 928 -((( 929 -Default value: 0, range: 0 ~~ 65 seconds 930 -))) 549 +Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command. 931 931 932 -((( 933 -* (% style="color:#037691" %)** AT Command:** 551 +Downlink control command: 934 934 935 -(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000** 936 -))) 553 +[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL. 937 937 938 -((( 939 - 555 +[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors. 940 940 941 -**Example:** 942 -))) 943 943 944 -((( 945 -(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms 946 -))) 947 947 948 - (((949 - 950 - )))559 +1. 560 +11. 561 +111. Uplink on Interrupt 951 951 952 -* ((( 953 -(% style="color:#037691" %)** Downlink Payload:** 954 -))) 563 +Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] 955 955 956 -((( 957 -(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex (bb cc) 958 -))) 565 +AT+INTMOD=0 Disable Interrupt 959 959 960 -((( 961 - 567 +AT+INTMOD=1 Interrupt trigger by rising or falling edge. 962 962 963 -**Example:** 964 -))) 569 +AT+INTMOD=2 Interrupt trigger by falling edge. ( Default Value) 965 965 966 -((( 967 -**0xAA 01 03 E8** ~-~-> Same as **AT+CMDDL1=1000 ms** 968 -))) 571 +AT+INTMOD=3 Interrupt trigger by rising edge. 969 969 970 970 574 +1. 575 +11. Uplink Payload 971 971 972 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ==== 577 +|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands** 578 +|Value|((( 579 +Battery(mV) 973 973 581 +& 974 974 975 - (((976 - Define to use one uplink or multiple uplinks for the sampling.977 - )))583 +Interrupt _Flag 584 +)))|((( 585 +PAYLOAD_VER 978 978 979 -((( 980 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 981 - 982 982 983 -))) 588 +)))|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. 984 984 985 -((( 986 -* (% style="color:#037691" %)** AT Command:** 590 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 987 987 988 -(% style="color:#4472c4" %)** AT+DATAUP=0** 989 989 990 - (% style="color:#4472c4"%)**AT+DATAUP=1**593 +function Decoder(bytes, port) { 991 991 992 - 993 -))) 595 +~/~/Payload Formats of RS485-BL Deceive 994 994 995 - (% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Sameas AT+DATAUP=1,20000 ~/~/ (00 00 14 is 20 seconds)597 +return { 996 996 997 - Eachuplinkissenttotheserver at 20-secondintervalswhen segmented.599 + ~/~/Battery,units:V 998 998 601 + BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000, 999 999 1000 -* ((( 1001 -(% style="color:#037691" %)** Downlink Payload:** 1002 -))) 603 + ~/~/GPIO_EXTI 1003 1003 1004 - (%style="color:#4472c4"%)**0xAD00** (%%)**~-~->** Same as AT+DATAUP=0605 + EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE", 1005 1005 1006 - (%style="color:#4472c4"%)**0xAD01** (%%) **~-~->** Same as AT+DATAUP=1 ~/~/Each uplink is sent tothe serverone aftertheotherast is segmented.607 + ~/~/payload of version 1007 1007 609 + Pay_ver:bytes[2], 1008 1008 1009 -* ((( 1010 -(% style="color:#037691" %)** AT Command:** 1011 -))) 611 + }; 1012 1012 1013 - (%style="color:#4472c4"%)** AT+DATAUP=1,Timeout**613 + } 1014 1014 1015 1015 1016 -* ((( 1017 -(% style="color:#037691" %)** Downlink Payload:** 1018 -))) 1019 1019 1020 -(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1,20000 ~/~/ (00 00 14 is 20 seconds) 1021 1021 1022 -Each uplink is sent to the server at 20-second intervals when segmented. 1023 1023 1024 1024 1025 1025 1026 - ====(%style="color:blue" %)**Manually trigger an Uplink**(%%)====621 +TTN V3 uplink screen shot. 1027 1027 623 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]] 1028 1028 1029 -((( 1030 -Ask device to send an uplink immediately. 1031 -))) 625 +1. 626 +11. Configure RS485-BL via AT or Downlink 1032 1032 1033 -* ((( 1034 -(% style="color:#037691" %)** AT Command:** 1035 -))) 628 +User can configure RS485-BL via [[AT Commands >>path:#_Using_the_AT]]or LoRaWAN Downlink Commands 1036 1036 1037 -((( 1038 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 1039 -))) 630 +There are two kinds of Commands: 1040 1040 1041 -((( 1042 - 1043 -))) 632 +* **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: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands 1044 1044 1045 -* ((( 1046 -(% style="color:#037691" %)** Downlink Payload:** 1047 -))) 634 +* **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 1048 1048 1049 - (((1050 - (% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink.1051 - )))636 +1. 637 +11. 638 +111. Common Commands: 1052 1052 640 +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: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]] 1053 1053 1054 1054 1055 -==== (% style="color:blue" %)**Clear RS485 Command**(%%) ==== 643 +1. 644 +11. 645 +111. Sensor related commands: 1056 1056 647 +==== Choose Device Type (RS485 or TTL) ==== 1057 1057 1058 -((( 1059 -The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 649 +RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect. 1060 1060 1061 - 1062 -))) 651 +* AT Command 1063 1063 1064 -* ((( 1065 -(% style="color:#037691" %)** AT Command:** 1066 -))) 653 +**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins. 1067 1067 1068 -((( 1069 -(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase 1070 -))) 655 +**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins. 1071 1071 1072 -((( 1073 - 1074 1074 1075 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 1076 -))) 658 +* Downlink Payload 1077 1077 1078 -((( 1079 -Example screen shot after clear all RS485 commands. 1080 -))) 660 +**0A aa** à same as AT+MOD=aa 1081 1081 1082 -((( 1083 - 1084 -))) 1085 1085 1086 -((( 1087 -The uplink screen shot is: 1088 -))) 1089 1089 1090 - (% aria-label="1654160691922-496.png image widget" contenteditable="false" role="region" tabindex="-1"%)[[image:1654160691922-496.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" %)664 +==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ==== 1091 1091 666 +This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling. 1092 1092 1093 -* ((( 1094 -(% style="color:#037691" %)** Downlink Payload:** 1095 -))) 668 +* AT Command 1096 1096 1097 -((( 1098 -(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb 1099 -))) 670 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 1100 1100 672 +m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command. 1101 1101 1102 1102 1103 -==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ==== 1104 1104 676 +* Downlink Payload 1105 1105 1106 -((( 1107 -Set the Rs485 serial communication parameters: 1108 -))) 678 +Format: A8 MM NN XX XX XX XX YY 1109 1109 1110 -((( 1111 -(% style="color:#037691" %)**AT Command:** 1112 -))) 680 +Where: 1113 1113 1114 -((( 1115 -* Set Baud Rate 1116 -))) 682 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC 683 +* NN: The length of RS485 command 684 +* XX XX XX XX: RS485 command total NN bytes 685 +* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command 1117 1117 1118 - (% style="color:#4472c4" %)**AT+BAUDR=9600** (%%) ~/~/ Options: (200~~115200) When using low baud rate or receivingmultiplebytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost687 +**Example 1:** 1119 1119 689 +To connect a Modbus Alarm with below commands. 1120 1120 1121 -((( 1122 -* Set UART Parity 1123 -))) 691 +* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually. 1124 1124 1125 - (%style="color:#4472c4"%)**AT+PARITY=0**(%%)~/~/Option:0:noparity,1:oddparity,2:evenparity693 +* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually. 1126 1126 695 +So if user want to use downlink command to control to RS485 Alarm, he can use: 1127 1127 1128 -((( 1129 -* Set STOPBIT 1130 -))) 697 +**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm 1131 1131 1132 - (% style="color:#4472c4" %)**AT+STOPBIT=0**(%%) ~/~/ Option:0 for 1bit;1for 1.5bit ; 2 for2 bits699 +**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm 1133 1133 701 +A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output. 1134 1134 1135 -((( 1136 -(% style="color:#037691" %)**Downlink Payload:** 1137 -))) 1138 1138 1139 -((( 1140 -(% style="color:#4472c4" %)** A7 01 aa bb**: (%%) Same AT+BAUDR=hex(aa bb)*100 1141 -))) 704 +**Example 2:** 1142 1142 1143 -((( 1144 -**Example:** 1145 -))) 706 +Check TTL Sensor return: 1146 1146 1147 -* ((( 1148 -A7 01 00 60 same as AT+BAUDR=9600 1149 -))) 1150 -* ((( 1151 -A7 01 04 80 same as AT+BAUDR=115200 1152 -))) 708 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]] 1153 1153 1154 -((( 1155 -* A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1156 -))) 1157 1157 1158 -((( 1159 -* A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1160 -))) 1161 1161 1162 1162 713 +==== Set Payload version ==== 1163 1163 715 +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. 1164 1164 1165 - ====(%style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====717 +* AT Command: 1166 1166 719 +AT+PAYVER: Set PAYVER field = 1 1167 1167 1168 -* ((( 1169 -(% style="color:#037691" %)** AT Command:** 1170 -))) 1171 1171 1172 - (% style="color:#4472c4" %)**AT+DATABIT=7 **(%%)~/~/ Set the data bitsto7722 +* Downlink Payload: 1173 1173 1174 - (% style="color:#4472c4" %)**AT+DATABIT=8**(%%)~/~/Setthedatabitsto 8724 +0xAE 01 à Set PAYVER field = 0x01 1175 1175 1176 -* ((( 1177 -(% style="color:#037691" %)**Downlink Payload:** 1178 -))) 726 +0xAE 0F à Set PAYVER field = 0x0F 1179 1179 1180 -(% style="color:#4472c4" %)** A7 04 07**(%%): Same as AT+DATABIT=7 1181 1181 1182 - (%style="color:#4472c4"%)** A7 0408**(%%):SameasAT+DATABIT=8729 +==== Set RS485 Sampling Commands ==== 1183 1183 731 +AT+COMMANDx, AT+DATACUTx and AT+SEARCHx 1184 1184 733 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]]. 1185 1185 1186 -==== (% style="color:blue" %)**Encrypted payload(Since Version 1.4.0)**(%%) ==== 1187 1187 1188 -((( 1189 - 1190 -))) 736 +* AT Command: 1191 1191 1192 -* ((( 1193 -(% style="color:#037691" %)** AT Command:** 1194 -))) 738 +AT+COMMANDx: Configure RS485 read command to sensor. 1195 1195 1196 - (% style="color:#4472c4" %)**AT+DECRYPT=1** (%%) ~/~/ Thepayloadis uploadedwithout encryption740 +AT+DATACUTx: Configure how to handle return from RS485 devices. 1197 1197 1198 - (% style="color:#4472c4" %)**AT+DECRYPT=0** (%%) ~/~/ Encrypt whenuploadingpayload(default)742 +AT+SEARCHx: Configure search command 1199 1199 1200 1200 745 +* Downlink Payload: 1201 1201 1202 - ====(% style="color:blue"%)**Get sensorvalue(SinceVersion1.4.0)**(%%) ====747 +0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 1203 1203 749 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 1204 1204 1205 -* ((( 1206 -(% style="color:#037691" %)** AT Command:** 1207 -))) 751 +Format: AF MM NN LL XX XX XX XX YY 1208 1208 1209 - (% style="color:#4472c4" %)** AT+GETSENSORVALUE=0 **(%%) ~/~/ Theserial port gets the reading of the current sensor753 +Where: 1210 1210 1211 -(% style="color:#4472c4" %)** AT+GETSENSORVALUE=1 **(%%) ~/~/ The serial port gets the current sensor reading and uploads it. 755 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 756 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 757 +* LL: The length of AT+COMMAND or AT+DATACUT command 758 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command 759 +* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command. 1212 1212 761 +Example: 1213 1213 763 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1 1214 1214 1215 - ====(%style="color:blue"%)**Resetsthedownlinkpacketcount(SinceVersion1.4.0)**(%%) ====765 +**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10** 1216 1216 767 +**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10** 1217 1217 1218 -* ((( 1219 -(% style="color:#037691" %)** AT Command:** 1220 -))) 1221 1221 1222 - (% style="color:#4472c4" %)** AT+DISFCNTCHECK=0**(%%) ~/~/ When thedownlinkpacket count sent by the server is less thanthe nodedownlinkpacketcount or exceeds16384, thenodewill nolongerreceive downlink packets(default)770 +0xAB downlink command can be used for set AT+SEARCHx 1223 1223 1224 - (% style="color:#4472c4"%)**T+DISFCNTCHECK=1**(%%)~/~/Whenthedownlinkpacketcountsent by theserveris less than thenodedownlink packet count orxceeds16384,the node resets the downlinkpacketcountand keepsitconsistent with the serverdownlinkpacket count.772 +Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So 1225 1225 774 +* AB aa 01 03 xx xx xx same as AT+SEARCHaa=1,xx xx xx 775 +* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands 1226 1226 777 +**AB aa 02 03 xx xx xx 02 yy yy** same as **AT+SEARCHaa=2,xx xx xx+yy yy** 1227 1227 1228 -==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches(Since Version 1.4.0)**(%%) ==== 1229 1229 780 +==== Fast command to handle MODBUS device ==== 1230 1230 1231 -* ((( 1232 -(% style="color:#037691" %)** AT Command:** 1233 -))) 782 +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]]. 1234 1234 1235 - (% style="color:#4472c4" %)** AT+DISMACANS=0** (%%) ~/~/ When the MACANS of the replyserverplus the payloadexceedsthe maximumnumberof bytes of11 bytes (DR0 of US915, DR2 of AS923,DR2 ofAU195), the node will sendapacketwith a payload of 00 and a port of 4. (default)784 +This command is valid since v1.3 firmware version 1236 1236 1237 - (% style="color:#4472c4" %)** AT+DISMACANS=1** (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part. 1238 1238 787 +AT+MBFUN has only two value: 1239 1239 1240 -* ((( 1241 -(% style="color:#037691" %)** Downlink Payload:** 1242 -))) 789 +* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return 1243 1243 1244 - (%style="color:#4472c4"%)**0x210001**(%%)~/~/SettheDISMACANS=1791 +AT+MBFUN=1, device 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. 1245 1245 793 +* AT+MBFUN=0: Disable Modbus fast reading. 1246 1246 795 +Example: 1247 1247 1248 -==== (% style="color:blue" %)**Copy downlink to uplink (Since Version 1.4.0)**(%%) ==== 797 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). 798 +* 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. 799 +* 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. 1249 1249 801 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]] 1250 1250 1251 -* ((( 1252 -(% style="color:#037691" %)** AT Command:** 1253 -))) 1254 1254 1255 - (% style="color:#4472c4" %)** AT+RPL=5** (%%) ~/~/Afterreceiving thepackagefromtheserver, itwillmmediately upload thecontent of thepackageto the server, the port number is 100.804 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]] 1256 1256 1257 -Example:**aa xx xx xx xx** ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent. 1258 1258 807 +* Downlink Commands: 1259 1259 1260 - [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]809 +A9 aa -à Same as AT+MBFUN=aa 1261 1261 1262 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77. 1263 1263 812 +==== RS485 command timeout ==== 1264 1264 814 +Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action. 1265 1265 1266 - [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]816 +Default value: 0, range: 0 ~~ 5 seconds 1267 1267 1268 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned. 1269 1269 819 +* AT Command: 1270 1270 821 +AT+CMDDLaa=hex(bb cc) 1271 1271 1272 - ==== (% style="color:blue" %)**Query version number and frequency band 、TDC(Since Version 1.4.0)**(%%) ====823 +Example: 1273 1273 825 +**AT+CMDDL1=1000** to send the open time to 1000ms 1274 1274 1275 -((( 1276 -* (% style="color:#037691" %)**Downlink Payload:** 1277 1277 1278 -(% style="color:#4472c4" %)** 26 01 ** (%%) ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time. 1279 -))) 828 +* Downlink Payload: 1280 1280 830 +0x AA aa bb cc 1281 1281 1282 - Example:832 +Same as: AT+CMDDLaa=hex(bb cc) 1283 1283 834 + Example: 1284 1284 1285 - [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]836 + 0xAA 01 03 E8 à Same as **AT+CMDDL1=1000 ms** 1286 1286 1287 1287 839 +==== [[Uplink>>path:#downlink_A8]] payload mode ==== 1288 1288 1289 - ====(% style="color:blue"%)** MonitorRS485 communicationofrdevices(Since Version 1.4.0)**(%%) ====841 +Define to use one uplink or multiple uplinks for the sampling. 1290 1290 843 +The use of this command please see: [[Compose Uplink payload>>path:#DataUP]] 1291 1291 1292 -* ((( 1293 -(% style="color:#037691" %)** AT Command:** 1294 -))) 845 +* AT Command: 1295 1295 1296 - (% style="color:#4472c4" %)**AT+RXMODE=1,10** (%%) ~/~/ When the RS485-LN receives more than 10 bytes from the RS485, it immediately sends the uplink of the received data.847 +AT+DATAUP=0 1297 1297 1298 - (% style="color:#4472c4" %)**AT+RXMODE=2,500 ** (%%) ~/~/ RS485-LN uploads data as uplink from the first byte received by RS485 to the data received within 500ms after that.849 +AT+DATAUP=1 1299 1299 1300 -(% style="color:#4472c4" %)**AT+RXMODE=0,0 ** (%%) ~/~/ Disable this mode (default) 1301 1301 852 +* Downlink Payload: 1302 1302 1303 -* ((( 1304 -(% style="color:#037691" %)**Downlink Payload:** 1305 -))) 854 +0xAD 00 à Same as AT+DATAUP=0 1306 1306 1307 - (% style="color:#4472c4" %)**A6aa bb bb**(%%) ~/~/ same asRXMODE=aa,bb856 +0xAD 01 à Same as AT+DATAUP=1 1308 1308 1309 -[[image:image-20220824144240-1.png]] 1310 1310 859 +==== Manually trigger an Uplink ==== 1311 1311 1312 - == 3.6 ListeningmodeforRS485network==861 +Ask device to send an uplink immediately. 1313 1313 863 +* Downlink Payload: 1314 1314 1315 -((( 1316 -This feature support since firmware v1.4 1317 -))) 865 +0x08 FF, RS485-BL will immediately send an uplink. 1318 1318 1319 -((( 1320 -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. 1321 1321 1322 - 1323 -))) 868 +==== Clear RS485 Command ==== 1324 1324 1325 - (%aria-label="image-20220602171200-8.pngimagewidget" 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="Clickand dragto move" width="15"]]870 +The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 1326 1326 1327 -(% title="Click and drag to resize" %) 1328 1328 1329 -((( 1330 -To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**. 1331 -))) 873 +* AT Command: 1332 1332 875 +**AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 1333 1333 877 +Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 1334 1334 1335 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %) 1336 -|=(% style="width: 156px; background-color:#D9E2F3;color:#0070C0" %)((( 1337 -**Command example** 1338 -)))|=(% style="width: 355px; background-color:#D9E2F3;color:#0070C0" %)((( 1339 -**Function** 1340 -))) 1341 -|(% style="width:156px" %)((( 1342 -AT+RXMODE=1,10 1343 -)))|(% style="width:352px" %)((( 1344 -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. 1345 -))) 1346 -|(% style="width:156px" %)((( 1347 -AT+RXMODE=2,500 1348 -)))|(% style="width:352px" %)((( 1349 -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 1350 -))) 1351 -|(% style="width:156px" %)((( 1352 -AT+RXMODE=0,0 1353 -)))|(% style="width:352px" %)((( 1354 -Disable listening mode. This is the default settings. 1355 -))) 1356 -|(% style="width:156px" %)((( 1357 - 1358 -)))|(% style="width:352px" %)((( 1359 -A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1360 -))) 879 +Example screen shot after clear all RS485 commands. 1361 1361 1362 -((( 1363 - 1364 1364 1365 -(% style="color:#037691" %)**Downlink Command:** 1366 -))) 1367 1367 1368 -((( 1369 -(% style="color:#4472c4" %)** 0xA6 aa bb cc **(%%) same as AT+RXMODE=aa,(bb<<8 | cc) 1370 -))) 883 +The uplink screen shot is: 1371 1371 1372 -((( 1373 - 1374 -))) 885 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]] 1375 1375 1376 -((( 1377 -**Example**: 1378 -))) 1379 1379 1380 -((( 1381 -The RS485-LN is set to AT+RXMODE=2,1000 1382 -))) 888 +* Downlink Payload: 1383 1383 1384 -((( 1385 -There is a two Modbus commands in the RS485 network as below: 1386 -))) 890 +0x09 aa bb same as AT+CMDEAR=aa,bb 1387 1387 1388 -((( 1389 -The Modbus master send a command: (% style="background-color:#ffc000" %)**01 03 00 00 00 02 c4 0b** 1390 -))) 1391 1391 1392 -((( 1393 -And Modbus slave reply with: (% style="background-color:green" %)**01 03 04 00 00 00 00 fa 33** 1394 -))) 893 +==== Set Serial Communication Parameters ==== 1395 1395 1396 -((( 1397 -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** 895 +Set the Rs485 serial communication parameters: 1398 1398 1399 - 1400 -))) 897 +* AT Command: 1401 1401 1402 -((( 1403 -(% aria-label="image-20220602171200-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-9.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" %) 1404 -))) 899 +Set Baud Rate: 1405 1405 901 +AT+BAUDR=9600 ~/~/ Options: (1200,2400,4800,14400,19200,115200) 1406 1406 1407 1407 1408 -((( 1409 -(% 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.** 1410 -))) 904 +Set UART parity 1411 1411 906 +AT+PARITY=0 ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 1412 1412 1413 -== 3.7 Buttons == 1414 1414 909 +Set STOPBIT 1415 1415 1416 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %) 1417 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 380px;" %)**Feature** 1418 -|(% 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** 1419 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485 1420 -|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 911 +AT+STOPBIT=0 ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 1421 1421 1422 -== 3.8 LEDs == 1423 1423 914 +* Downlink Payload: 1424 1424 1425 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %) 1426 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature** 1427 -|**PWR**|Always on if there is power 1428 -|**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. 916 +A7 01 aa bb: Same AT+BAUDR=hex(aa bb)*100 1429 1429 1430 - = 4. CaseStudy =918 +Example: 1431 1431 920 +* A7 01 00 60 same as AT+BAUDR=9600 921 +* A7 01 04 80 same as AT+BAUDR=115200 1432 1432 1433 - Usercancheck this URL for somecasestudies: [[APPRS485 COMMUNICATEWITH SENSORS>>doc:Main.ApplicationNote\:CommunicatewithDifferentSensors----- RS485-LN RS485-BL.WebHome]]923 +A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1434 1434 925 +A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1435 1435 1436 -= 5. Use AT Command = 1437 1437 1438 -== 5.1AccessAT Command==928 +==== Control output power duration ==== 1439 1439 930 +User can set the output power duration before each sampling. 1440 1440 1441 -((( 1442 -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. 932 +* AT Command: 1443 1443 1444 - 1445 -))) 934 +Example: 1446 1446 1447 - (% aria-label="1654162355560-817.pngimagewidget"contenteditable="false" role="region" tabindex="-1" %)[[image:1654162355560-817.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 tomove" width="15"]](% title="Click and dragto resize" %)936 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling. 1448 1448 938 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling. 1449 1449 1450 1450 1451 -((( 1452 -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: 941 +* LoRaWAN Downlink Command: 1453 1453 1454 - 1455 -))) 943 +07 01 aa bb Same as AT+5VT=(aa bb) 1456 1456 1457 - (% aria-label="1654162368066-342.pngimage widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162368066-342.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="Clickand dragto resize" %)945 +07 02 aa bb Same as AT+3V3T=(aa bb) 1458 1458 1459 1459 1460 -((( 1461 -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/]] 1462 -))) 1463 1463 1464 1464 1465 -== 5.2 Common AT Command Sequence == 950 +1. 951 +11. Buttons 1466 1466 1467 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 953 +|**Button**|**Feature** 954 +|**RST**|Reboot RS485-BL 1468 1468 956 +1. 957 +11. +3V3 Output 1469 1469 1470 - Ifdevicehasnotjoinednetworkyet:959 +RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. 1471 1471 1472 -* (% style="color:#037691" %)**AT+FDR** 1473 -* (% style="color:#037691" %)**AT+NJM=0** 1474 -* (% style="color:#037691" %)**ATZ** 961 +The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 1475 1475 1476 -((( 1477 - 1478 1478 1479 - If device alreadyjoinednetwork:964 +The +3V3 output time can be controlled by AT Command. 1480 1480 1481 -* (% style="color:#037691" %)**AT+NJM=0** 1482 -* (% style="color:#037691" %)**ATZ** 1483 -))) 966 +**AT+3V3T=1000** 1484 1484 968 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors. 1485 1485 1486 1486 1487 - ===5.5.2Single-channelABPmode(UsewithLG01/LG02)===971 +By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 1488 1488 1489 1489 1490 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve 974 +1. 975 +11. +5V Output 1491 1491 1492 - (%style="background-color:#dcdcdc"%)**AT+NJM=0**(%%)Set toABP mode977 +RS485-BL has a Controllable +5V output, user can use this output to power external sensor. 1493 1493 1494 - (%style="background-color:#dcdcdc"%)**AT+ADR=0**(%%)SettheAdaptiveDataRateOff979 +The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 1495 1495 1496 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) Set Data Rate 1497 1497 1498 - (% style="background-color:#dcdcdc"%)**AT+TDC=60000**(%%) Set transmitintervalto60seconds982 +The 5V output time can be controlled by AT Command. 1499 1499 1500 - (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz984 +**AT+5VT=1000** 1501 1501 1502 - (%style="background-color:#dcdcdc"%)**AT+RX2FQ=868400000**(%%)SetRX2Frequencyto 868.4Mhz(according to theesultfromserver)986 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors. 1503 1503 1504 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5** (%%) Set RX2DR to match the downlink DR from server. see below 1505 1505 1506 - (% style="background-color:#dcdcdc"%)**AT+DADDR=26** (%%)011AF1SetDeviceAddressto26011AF1,thisIDcanbefound in theLoRa Serverportal.989 +By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor. 1507 1507 1508 -(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 1509 1509 1510 1510 1511 -(% style="color:red" %)**Note:** 1512 1512 1513 -((( 1514 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1515 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1516 -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. 1517 -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 5 994 +1. 995 +11. LEDs 1518 1518 1519 - 1520 - )))997 +|**LEDs**|**Feature** 998 +|**LED1**|Blink when device transmit a packet. 1521 1521 1522 -(% 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" %) 1000 +1. 1001 +11. Switch Jumper 1523 1523 1003 +|**Switch Jumper**|**Feature** 1004 +|**SW1**|((( 1005 +ISP position: Upgrade firmware via UART 1524 1524 1525 -= 6. FAQ = 1526 - 1527 -== 6.1 How to upgrade the image? == 1528 - 1529 - 1530 -((( 1531 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to: 1007 +Flash position: Configure device, check running status. 1532 1532 ))) 1009 +|**SW2**|((( 1010 +5V position: set to compatible with 5v I/O. 1533 1533 1534 -* ((( 1535 -Support new features 1012 +3.3v position: set to compatible with 3.3v I/O., 1536 1536 ))) 1537 -* ((( 1538 -For bug fix 1539 -))) 1540 -* ((( 1541 -Change LoRaWAN bands. 1542 -))) 1543 1543 1544 -((( 1545 -Below shows the hardware connection for how to upload an image to RS485-LN: 1546 -))) 1015 ++3.3V: is always ON 1547 1547 1548 - (% aria-label="1654162535040-878.pngimage 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="Clickanddrag to move"width="15"]]1017 ++5V: Only open before every sampling. The time is by default, it is AT+5VT=0. Max open time. 5000 ms. 1549 1549 1550 - (%title="Clickand drag to resize"%)1019 +1. Case Study 1551 1551 1552 -((( 1553 -(% 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]]. 1021 +User can check this URL for some case studies. 1554 1554 1555 - 1556 -))) 1023 +[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]] 1557 1557 1558 -((( 1559 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]]. 1560 1560 1561 - 1562 -))) 1563 1563 1564 -((( 1565 -(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update. 1566 1566 1567 - 1568 - )))1028 +1. Use AT Command 1029 +11. Access AT Command 1569 1569 1570 -((( 1571 -((( 1572 -((( 1573 -(% 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. 1574 -))) 1575 -))) 1576 -))) 1031 +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. 1577 1577 1033 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]] 1578 1578 1579 -(% aria-label="image-20220602175818-12.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175818-12.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" %) 1580 1580 1036 +In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference: 1581 1581 1582 - (% aria-label="image-20220602175848-13.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175848-13.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 dragto move" width="15"]](% title="Click and drag to resize" %)1038 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]] 1583 1583 1584 1584 1585 -(% 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" %) 1586 1586 1042 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]] 1587 1587 1588 -(% 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:** 1589 1589 1590 -(% 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" %) 1591 1591 1046 +1. 1047 +11. Common AT Command Sequence 1048 +111. Multi-channel ABP mode (Use with SX1301/LG308) 1592 1592 1593 - ==6.2 How tochangethe LoRaFrequencyBands/Region?==1050 +If device has not joined network yet: 1594 1594 1052 +AT+FDR 1595 1595 1596 - User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.1054 +AT+NJM=0 1597 1597 1056 +ATZ 1598 1598 1599 -== 6.3 How many RS485-Slave can RS485-LN connects? == 1600 1600 1059 +If device already joined network: 1601 1601 1602 -T he RS485-LNcan 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"]].1061 +AT+NJM=0 1603 1603 1063 +ATZ 1604 1604 1605 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? == 1065 +1. 1066 +11. 1067 +111. Single-channel ABP mode (Use with LG01/LG02) 1606 1606 1069 +AT+FDR Reset Parameters to Factory Default, Keys Reserve 1607 1607 1608 - Whenuser needtouse with ChirpStackorTTI.Pleaseset AT+RPL=4.1071 +AT+NJM=0 Set to ABP mode 1609 1609 1610 -D etailinfo check this link: [[SetPacketReceivingResponse Level>>doc:Main.End DeviceAT CommandsandDownlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]1073 +AT+ADR=0 Set the Adaptive Data Rate Off 1611 1611 1075 +AT+DR=5 Set Data Rate 1612 1612 1613 -= =6.5Canuse point topointcommunication for RS485-LN? ==1077 +AT+TDC=60000 Set transmit interval to 60 seconds 1614 1614 1079 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz 1615 1615 1616 - Yes,please updatingpoint-to-point [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]],thenrefer [[PointtoPointCommunication forRS485-LN>>PointtoPointCommunicationforRS485-LN]].1081 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server) 1617 1617 1083 +AT+RX2DR=5 Set RX2DR to match the downlink DR from server. see below 1618 1618 1619 -= =6.6HowtoUseRS485-LNto connecttoRS232devices?==1085 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1620 1620 1087 +ATZ Reset MCU 1621 1621 1622 - [[Use RS485-BL or RS485-LNtoconnectto RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]]1089 +**Note:** 1623 1623 1091 +1. Make sure the device is set to ABP mode in the IoT Server. 1092 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1093 +1. 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. 1094 +1. 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 1624 1624 1625 - == 6.7 How to judgewhetherthere isaproblemwithheset COMMAND ==1096 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]] 1626 1626 1627 -=== 6.7.1 Introduce: === 1628 1628 1099 +1. FAQ 1100 +11. How to upgrade the image? 1629 1629 1630 - Userscanuse belowthe structureto fastdebugthecommunicationbetweenRS485BL and RS485-LN. Theprinciple isto put thePC inthe RS485 networkandsniff the packetbetween ModbusMTU andRS485-BL/LN.We can usethis way to:1102 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to: 1631 1631 1632 -1. Test if Modbus-MTU works with PC commands. 1633 -1. Check if RS485-LN sent the expected command to Mobus-MTU 1634 -1. Check if Modbus-MTU return back the expected result to RS485-LN. 1635 -1. If both b) and c) has issue, we can compare PC’s output and RS485-LN output. 1104 +* Support new features 1105 +* For bug fix 1106 +* Change LoRaWAN bands. 1636 1636 1637 - [[image:image-20221130104310-1.png||height="380"width="680"]]1108 +Below shows the hardware connection for how to upload an image to RS485-BL: 1638 1638 1110 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]] 1639 1639 1640 - ExampleConnection:1112 +**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]]. 1641 1641 1642 -[[ image:image-20221130104310-2.png]]1114 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1643 1643 1116 +**Step3: **Open flashloader; choose the correct COM port to update. 1644 1644 1645 -=== 6.7.2 Set up PC to monitor RS485 network With Serial tool === 1646 1646 1119 +|((( 1120 +HOLD PRO then press the RST button, SYS will be ON, then click next 1121 +))) 1647 1647 1648 -(% style="color:red" %)**Note: Receive and send set to hex mode** 1123 +|((( 1124 +Board detected 1125 +))) 1649 1649 1650 -[[image:image-20221130104310-3.png||height="616" width="714"]] 1127 +|((( 1128 + 1129 +))) 1651 1651 1131 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] 1652 1652 1653 -=== 6.7.3 With ModRSsim2: === 1654 1654 1655 1655 1656 - (%style="color:blue"%)**(1)SelectserialrtMODBUS RS-232**1135 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]] 1657 1657 1658 -[[image:image-20221130104310-4.png||height="390" width="865"]] 1659 1659 1138 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] 1660 1660 1661 -(% style="color:blue" %)**(2) Click the serial port icon** 1662 1662 1663 -[[image:image-20221130104310-5.png||height="392" width="870"]] 1141 +1. 1142 +11. How to change the LoRa Frequency Bands/Region? 1664 1664 1144 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. 1665 1665 1666 -(% style="color:blue" %)**(3) After selecting the correct serial port and baud rate, click ok** 1667 1667 1668 -[[image:image-20221130104310-6.png]] 1669 1669 1148 +1. 1149 +11. How many RS485-Slave can RS485-BL connects? 1670 1670 1671 - (%style="color:blue"%)**(4)Click the comms.**1151 +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>>path:#downlink_A8]]. 1672 1672 1673 -[[image:image-20221130104310-7.png||height="376" width="835"]] 1674 1674 1675 -(% class="wikigeneratedid" id="HRunRS485-LN2FBLcommandandmonitorifitiscorrect." %) 1676 -**Run RS485-LN/BL command and monitor if it is correct.** 1677 1677 1678 1678 1679 -=== 6.7.4 Example – Test the CFGDEV command === 1156 +1. Trouble Shooting 1157 +11. Downlink doesn’t work, how to solve it? 1680 1680 1159 +Please see this link for debug: 1681 1681 1682 - RS485-LNsentbelowd:1161 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 1683 1683 1684 -(% style="color:blue" %)**AT+CFGDEV=01 03 00 20 00 01,1**(%%) to RS485 network, and PC is able to get this command and return commands from MTU to show in the serial tool. 1685 1685 1686 1686 1687 -We can see the output from the Serial port tool to analyze. And check if they are expected result. 1165 +1. 1166 +11. Why I can’t join TTN V3 in US915 /AU915 bands? 1688 1688 1689 - [[image:image-20221130104310-8.png||height="214"width="797"]]1168 +It might about the channels mapping. Please see for detail. 1690 1690 1170 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]] 1691 1691 1692 -We can also use (% style="color:blue" %)**ModRSsim2**(%%) to see the output. 1693 1693 1694 -[[image:image-20221130104310-9.png||height="531" width="729"]] 1695 1695 1174 +1. Order Info 1696 1696 1697 - === 6.7.5 Example – TestCMD command sets.===1176 +**Part Number: RS485-BL-XXX** 1698 1698 1178 +**XXX:** 1699 1699 1700 -Run (% style="color:blue" %)**AT+SENSORVALUE=1**(%%) to test the CMD commands set in RS485-LN. 1180 +* **EU433**: frequency bands EU433 1181 +* **EU868**: frequency bands EU868 1182 +* **KR920**: frequency bands KR920 1183 +* **CN470**: frequency bands CN470 1184 +* **AS923**: frequency bands AS923 1185 +* **AU915**: frequency bands AU915 1186 +* **US915**: frequency bands US915 1187 +* **IN865**: frequency bands IN865 1188 +* **RU864**: frequency bands RU864 1189 +* **KZ865: **frequency bands KZ865 1701 1701 1191 +1. Packing Info 1702 1702 1703 -(% style="color:blue" %)**Serial port tool:** 1704 - 1705 -[[image:image-20221130104310-10.png||height="339" width="844"]] 1706 - 1707 - 1708 -(% style="color:blue" %)**ModRSsim2:** 1709 - 1710 -[[image:image-20221130104310-11.png||height="281" width="962"]] 1711 - 1712 - 1713 -=== 6.7.6 Test with PC === 1714 - 1715 - 1716 -If there is still have problem to set up correctly the commands between RS485-LN and MTU. User can test the correct RS485 command set in PC and compare with the RS485 command sent out via RS485-LN. as long as both commands are the same, the MTU should return correct result. 1717 - 1718 - 1719 -Or User can send the working commands set in PC serial tool to Dragino Support to check what should be configured in RS485-LN. 1720 - 1721 -(% style="color:blue" %)**Connection method:** 1722 - 1723 -[[image:image-20221130104310-12.png]] 1724 - 1725 - 1726 -(% style="color:blue" %)**Link situation:** 1727 - 1728 -[[image:image-20221130104310-13.png||height="458" width="486"]] 1729 - 1730 - 1731 -[[image:image-20221130104310-14.png||height="371" width="823"]] 1732 - 1733 - 1734 -== 6.8 Where to get the decoder for RS485-LN? == 1735 - 1736 - 1737 -The decoder for RS485-LN needs to be written by yourself. Because the sensor to which the user is connected is custom, the read device data bytes also need custom parsing, so there is no universal decoder. We can only provide [[templates>>https://github.com/dragino/dragino-end-node-decoder/tree/main/RS485-LN]] for decoders (no intermediate data parsing part involved) 1738 - 1739 - 1740 -= 7. Trouble Shooting = 1741 - 1742 -== 7.1 Downlink doesn't work, how to solve it? == 1743 - 1744 - 1745 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]] 1746 - 1747 - 1748 -== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? == 1749 - 1750 - 1751 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1752 - 1753 - 1754 -= 8. Order Info = 1755 - 1756 - 1757 -(% style="color:blue" %)**Part Number: RS485-LN-XXX** 1758 - 1759 -(% style="color:blue" %)**XXX:** 1760 - 1761 -* (% style="color:red" %)**EU433**(%%): frequency bands EU433 1762 -* (% style="color:red" %)**EU868**(%%): frequency bands EU868 1763 -* (% style="color:red" %)**KR920**(%%): frequency bands KR920 1764 -* (% style="color:red" %)**CN470**(%%): frequency bands CN470 1765 -* (% style="color:red" %)**AS923**(%%): frequency bands AS923 1766 -* (% style="color:red" %)**AU915**(%%): frequency bands AU915 1767 -* (% style="color:red" %)**US915**(%%): frequency bands US915 1768 -* (% style="color:red" %)**IN865**(%%): frequency bands IN865 1769 -* (% style="color:red" %)**RU864**(%%): frequency bands RU864 1770 -* (% style="color:red" %)**KZ865**(%%): frequency bands KZ865 1771 - 1772 -= 9. Packing Info = 1773 - 1774 - 1775 1775 **Package Includes**: 1776 1776 1777 -* RS485-L Nx 11195 +* RS485-BL x 1 1778 1778 * Stick Antenna for LoRa RF part x 1 1779 1779 * Program cable x 1 1780 1780 ... ... @@ -1785,67 +1785,9 @@ 1785 1785 * Package Size / pcs : 14.5 x 8 x 5 cm 1786 1786 * Weight / pcs : 170g 1787 1787 1788 - =10.FCC Caution forRS485LN-US915 =1206 +1. Support 1789 1789 1208 +* 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. 1209 +* 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 1790 1790 1791 -((( 1792 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 1793 -))) 1794 - 1795 -((( 1796 -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. 1797 -))) 1798 - 1799 -((( 1800 - 1801 -))) 1802 - 1803 -((( 1804 -(% style="color:red" %)**IMPORTANT NOTE:** 1805 -))) 1806 - 1807 -((( 1808 -(% 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: 1809 -))) 1810 - 1811 -((( 1812 -—Reorient or relocate the receiving antenna. 1813 -))) 1814 - 1815 -((( 1816 -—Increase the separation between the equipment and receiver. 1817 -))) 1818 - 1819 -((( 1820 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 1821 -))) 1822 - 1823 -((( 1824 -—Consult the dealer or an experienced radio/TV technician for help. 1825 -))) 1826 - 1827 -((( 1828 - 1829 -))) 1830 - 1831 -((( 1832 -(% style="color:red" %)**FCC Radiation Exposure Statement:** 1833 -))) 1834 - 1835 -((( 1836 -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. 1837 -))) 1838 - 1839 - 1840 -= 11. Support = 1841 - 1842 - 1843 -* ((( 1844 -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. 1845 -))) 1846 -* ((( 1847 -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]]. 1848 - 1849 - 1850 - 1851 -))) 1211 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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