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 1 +RS485-LN – RS485 to LoRaWAN Converter User Manual - Content
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... ... @@ -1,17 +1,38 @@ 1 -(% style="text-align:center" %) 2 -[[image:1653266934636-343.png||height="385" width="385"]] 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" %) 3 3 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 +))) 4 4 5 5 6 -**RS485-LN – RS485 to LoRaWAN Converter User Manual** 7 7 8 8 12 + 13 + 14 + 15 + 16 + 17 + 18 + 19 + 9 9 **Table of Contents:** 10 10 22 +{{toc/}} 11 11 12 12 25 +(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %) 26 +((( 27 +(% 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"]] 28 +))) 13 13 14 14 31 + 32 + 33 + 34 + 35 + 15 15 = 1.Introduction = 16 16 17 17 == 1.1 What is RS485-LN RS485 to LoRaWAN Converter == ... ... @@ -18,25 +18,39 @@ 18 18 19 19 ((( 20 20 ((( 42 +((( 43 + 44 + 21 21 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. 22 22 ))) 47 +))) 23 23 24 24 ((( 50 +((( 25 25 RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on. 26 26 ))) 53 +))) 27 27 28 28 ((( 56 +((( 29 29 (% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server. 30 30 ))) 59 +))) 31 31 32 32 ((( 62 +((( 33 33 (% 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. 64 +))) 34 34 66 +((( 35 35 (% 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]] 68 + 69 + 36 36 ))) 37 37 ))) 72 +))) 38 38 39 -[[image:1653267211009-519.png||height="419" width="724"]] 74 +(% 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" %) 40 40 41 41 42 42 == 1.2 Specifications == ... ... @@ -74,10 +74,9 @@ 74 74 * Preamble detection. 75 75 * 127 dB Dynamic Range RSSI. 76 76 * Automatic RF Sense and CAD with ultra-fast AFC. 77 -* Packet engine up to 256 bytes with CRC .112 +* Packet engine up to 256 bytes with CRC 78 78 79 79 80 - 81 81 == 1.3 Features == 82 82 83 83 * LoRaWAN Class A & Class C protocol (default Class C) ... ... @@ -90,7 +90,6 @@ 90 90 * Support Interrupt uplink (Since hardware version v1.2) 91 91 92 92 93 - 94 94 == 1.4 Applications == 95 95 96 96 * Smart Buildings & Home Automation ... ... @@ -101,7 +101,6 @@ 101 101 * Smart Factory 102 102 103 103 104 - 105 105 == 1.5 Firmware Change log == 106 106 107 107 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] ... ... @@ -111,9 +111,13 @@ 111 111 112 112 ((( 113 113 ((( 146 +((( 114 114 v1.2: Add External Interrupt Pin. 148 +))) 115 115 150 +((( 116 116 v1.0: Release 152 +))) 117 117 118 118 119 119 ))) ... ... @@ -131,7 +131,7 @@ 131 131 Once there is power, the RS485-LN will be on. 132 132 ))) 133 133 134 -[[image:1653268091319-405.png]] 170 +(% 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" %) 135 135 136 136 137 137 ))) ... ... @@ -141,28 +141,38 @@ 141 141 == 3.1 How it works? == 142 142 143 143 ((( 180 +((( 144 144 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. 145 145 ))) 146 146 184 + 185 +))) 186 + 147 147 == 3.2 Example to join LoRaWAN network == 148 148 149 149 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. 150 150 151 -[[image:1653268155545-638.png||height="334" width="724"]] 191 +(% 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" %) 152 152 193 + 153 153 ((( 195 +((( 154 154 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: 197 +))) 155 155 199 +((( 156 156 485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 201 +))) 157 157 158 -[[image:1653268227651-549.png||height="592" width="720"]] 203 +(% 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" %) 159 159 205 + 160 160 ((( 161 -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 V3:207 +The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3: 162 162 ))) 163 163 164 164 ((( 165 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN. 211 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN. 166 166 ))) 167 167 168 168 ((( ... ... @@ -170,8 +170,9 @@ 170 170 ))) 171 171 ))) 172 172 173 -[[image:1652953462722-299.png]] 219 +(% 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" %) 174 174 221 + 175 175 ((( 176 176 ((( 177 177 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: ... ... @@ -178,62 +178,71 @@ 178 178 ))) 179 179 180 180 ((( 181 -Add APP EUI in the application. 228 +**Add APP EUI in the application.** 182 182 ))) 183 183 ))) 184 184 185 -[[image:image-20220519174512-1.png]] 232 +(% 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" %) 186 186 187 -[[image:image-20220519174512-2.png||height="323" width="720"]] 234 +(% 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" %) 188 188 189 -[[image:image-20220519174512-3.png||height="556" width="724"]] 236 +(% 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" %) 190 190 191 -[[image:image-20220519174512-4.png]] 238 +(% 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"]](% title="Click and drag to resize" %) 192 192 193 193 You can also choose to create the device manually. 194 194 195 -[[image:1652953542269-423.png||height="710" width="723"]] 242 +(% 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" %) 196 196 197 -Add APP KEY and DEV EUI 198 198 199 -[[image:1652953553383-907.png||height="514" width="724"]] 200 200 246 +**Add APP KEY and DEV EUI** 201 201 248 +(% 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" %) 249 + 250 + 202 202 ((( 203 -**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. 252 +(% 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. 204 204 ))) 205 205 206 -[[image:1652953568895-172.png||height="232" width="724"]] 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" %) 207 207 257 + 208 208 == 3.3 Configure Commands to read data == 209 209 210 210 ((( 211 211 ((( 212 -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. 262 +((( 263 +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. 213 213 ))) 265 +))) 214 214 215 215 ((( 268 +((( 216 216 (% 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 v1.1 217 217 ))) 271 + 272 + 218 218 ))) 274 +))) 219 219 220 220 === 3.3.1 onfigure UART settings for RS485 or TTL communication === 221 221 222 222 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: 223 223 224 -(% border="1" style="background-color:#ffffcc; color:green; width: 795px" %)225 -|((( 280 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 281 +|=(% style="width: 110px;" %)((( 226 226 **AT Commands** 227 -)))|(% style="width: 285px" %)(((283 +)))|=(% style="width: 190px;" %)((( 228 228 **Description** 229 -)))|(% style="width: 347px" %)(((285 +)))|=(% style="width: 190px;" %)((( 230 230 **Example** 231 231 ))) 232 -|((( 288 +|(% style="width:110px" %)((( 233 233 AT+BAUDR 234 -)))|(% style="width: 285px" %)(((290 +)))|(% style="width:190px" %)((( 235 235 Set the baud rate (for RS485 connection). Default Value is: 9600. 236 -)))|(% style="width: 347px" %)(((292 +)))|(% style="width:190px" %)((( 237 237 ((( 238 238 AT+BAUDR=9600 239 239 ))) ... ... @@ -242,11 +242,11 @@ 242 242 Options: (1200,2400,4800,14400,19200,115200) 243 243 ))) 244 244 ))) 245 -|((( 301 +|(% style="width:110px" %)((( 246 246 AT+PARITY 247 -)))|(% style="width: 285px" %)(((303 +)))|(% style="width:190px" %)((( 248 248 Set UART parity (for RS485 connection) 249 -)))|(% style="width: 347px" %)(((305 +)))|(% style="width:190px" %)((( 250 250 ((( 251 251 AT+PARITY=0 252 252 ))) ... ... @@ -255,9 +255,9 @@ 255 255 Option: 0: no parity, 1: odd parity, 2: even parity 256 256 ))) 257 257 ))) 258 -|((( 314 +|(% style="width:110px" %)((( 259 259 AT+STOPBIT 260 -)))|(% style="width: 285px" %)(((316 +)))|(% style="width:190px" %)((( 261 261 ((( 262 262 Set serial stopbit (for RS485 connection) 263 263 ))) ... ... @@ -265,7 +265,7 @@ 265 265 ((( 266 266 267 267 ))) 268 -)))|(% style="width: 347px" %)(((324 +)))|(% style="width:190px" %)((( 269 269 ((( 270 270 AT+STOPBIT=0 for 1bit 271 271 ))) ... ... @@ -279,6 +279,7 @@ 279 279 ))) 280 280 ))) 281 281 338 + 282 282 === 3.3.2 Configure sensors === 283 283 284 284 ((( ... ... @@ -287,140 +287,68 @@ 287 287 ))) 288 288 ))) 289 289 290 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %) 291 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example** 292 -|AT+CFGDEV|(% style="width:418px" %)((( 347 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 348 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example** 349 +|AT+CFGDEV|(% style="width:110px" %)((( 350 +((( 293 293 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 352 +))) 294 294 354 +((( 295 295 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 356 +))) 296 296 358 +((( 297 297 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 298 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 360 +))) 361 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 299 299 300 300 === 3.3.3 Configure read commands for each sampling === 301 301 302 302 ((( 303 -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. 304 -))) 366 +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. 305 305 306 -((( 307 -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. 308 -))) 309 - 310 -((( 311 311 To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload. 312 -))) 313 313 314 -((( 315 315 This section describes how to achieve above goals. 316 -))) 317 317 318 -((( 319 -During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 320 -))) 372 +During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 321 321 322 -((( 323 -**Command from RS485-BL to Sensor:** 324 -))) 325 325 326 -((( 327 -RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar. 328 -))) 375 +(% style="color:#037691" %)**Each RS485 commands include two parts:** 329 329 330 -((( 331 -**Handle return from sensors to RS485-BL**: 332 -))) 377 +~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. 333 333 334 -((( 335 -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** 336 -))) 379 +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. 337 337 338 -* ((( 339 -**AT+DATACUT** 340 -))) 381 +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 341 341 342 -((( 343 -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. 344 -))) 345 345 346 -* ((( 347 -**AT+SEARCH** 348 -))) 349 - 350 -((( 351 -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. 352 -))) 353 - 354 -((( 355 -**Define wait timeout:** 356 -))) 357 - 358 -((( 359 -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 360 -))) 361 - 362 -((( 363 363 After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 364 -))) 365 365 366 -**Examples:** 367 - 368 368 Below are examples for the how above AT Commands works. 369 369 370 -**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is: 371 371 372 -(% border="1" class="table-bordered" %) 373 -|((( 374 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 389 +(% 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: 375 375 391 +(% border="1" style="background-color:#4bacc6; color:white; width:499px" %) 392 +|(% style="width:496px" %)((( 393 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 394 + 376 376 **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 377 377 378 378 **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command** 379 379 ))) 380 380 381 -((( 382 382 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. 383 -))) 384 384 385 -((( 386 -In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 387 -))) 402 +In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 388 388 389 -((( 390 -**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx. 391 -))) 392 392 393 -(% border="1" class="table-bordered" %) 394 -|((( 395 -**AT+SEARCHx=aa,xx xx xx xx xx** 405 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 396 396 397 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode** 398 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix** 399 - 400 - 401 -))) 402 - 403 -**Examples:** 404 - 405 -~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 406 - 407 -If we set AT+SEARCH1=1,1E 56 34. (max 5 bytes for prefix) 408 - 409 -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** 410 - 411 -[[image:1653269403619-508.png]] 412 - 413 -2. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 414 - 415 -If we set AT+SEARCH1=2, 1E 56 34+31 00 49 416 - 417 -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** 418 - 419 -[[image:1653269438444-278.png]] 420 - 421 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 422 - 423 -|((( 407 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %) 408 +|(% style="width:510px" %)((( 424 424 **AT+DATACUTx=a,b,c** 425 425 426 426 * **a: length for the return of AT+COMMAND** ... ... @@ -428,48 +428,38 @@ 428 428 * **c: define the position for valid value. ** 429 429 ))) 430 430 431 -Examples: 416 +**Examples:** 432 432 433 -* Grab bytes :418 +* (% style="color:#037691" %)**Grab bytes** 434 434 435 -[[image: 1653269551753-223.png||height="311" width="717"]]420 +(% 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" %) 436 436 437 -* Grab a section. 438 438 439 - [[image:1653269568276-930.png||height="325"width="718"]]423 +* (% style="color:#037691" %)**Grab a section** 440 440 441 - *Grab different sections.425 +(% 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" %) 442 442 443 -[[image:1653269593172-426.png||height="303" width="725"]] 444 444 445 -(% style="color: red" %)**Note:**428 +* (% style="color:#037691" %)**Grab different sections** 446 446 447 - AT+SEARCHxand AT+DATACUTx canbeusedtogether,if bothcommands areset, RS485-BL willfirstprocess AT+SEARCHxon thereturn stringndmporary string, andthenprocessAT+DATACUTxthistemporary stringoget thefinalpayload. In this case,AT+DATACUTx needtosetformatAT+DATACUTx=0,xx,xxwherethereturnbytessetto 0.430 +(% 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" %) 448 448 449 -Example: 450 450 451 -(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0 433 + 434 +))) 452 452 453 -(% style="color:red" %)AT+SEARCH1=1,1E 56 34 454 - 455 -(% style="color:red" %)AT+DATACUT1=0,2,1~~5 456 - 457 -(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 458 - 459 -(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49 460 - 461 -(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36 462 - 463 -[[image:1653269618463-608.png]] 464 - 465 465 === 3.3.4 Compose the uplink payload === 466 466 467 467 ((( 468 468 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.** 440 + 441 + 469 469 ))) 470 470 471 471 ((( 472 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0** 445 +(% style="color:#037691" %)**Examples: AT+DATAUP=0** 446 + 447 + 473 473 ))) 474 474 475 475 ((( ... ... @@ -488,10 +488,12 @@ 488 488 Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 489 489 ))) 490 490 491 -[[image:1653269759169-150.png||height="513" width="716"]] 466 +(% aria-label="1653269759169-150.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653269759169-150.png||data-widget="image" height="513" width="716"]](% 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" %) 492 492 493 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1** 494 494 469 +(% style="color:#037691" %)**Examples: AT+DATAUP=1** 470 + 471 + 495 495 Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 496 496 497 497 Final Payload is ... ... @@ -498,687 +498,930 @@ 498 498 499 499 (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 500 500 501 -1. Battery Info (2 bytes): Battery voltage 502 -1. PAYVER (1 byte): Defined by AT+PAYVER 503 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling. 504 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 505 -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 506 506 507 -[[image:1653269916228-732.png||height="433" width="711"]] 479 +1. PAYVER: Defined by AT+PAYVER 480 +1. PAYLOAD COUNT: Total how many uplinks of this sampling. 481 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 482 +1. 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 508 508 484 +(% 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" %) 509 509 510 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA 511 511 512 - DATA1=RETURN1Valid Value=(%style="background-color:green;color:white"%)20200a 33 90 41487 +So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA 513 513 514 -DATA 2=1^^st^^~~6^^th^^byteof Valid value of RETURN10=(%style="background-color:green; color:white" %)02 aa0581 0a20489 +DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa** 515 515 516 -DATA 3=7^^th^^ ~~ 11^^th^^ bytesof Valid value of RETURN10(%style="background-color:green;color:white"%)20 20 20 2d30491 +DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d** 517 517 518 - Belowareheuplinkpayloads:493 +DATA3=the rest of Valid value of RETURN10= **30** 519 519 520 -[[image:1653270130359-810.png]] 521 521 496 +(% 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: 522 522 523 - (%style="color:red"%)**Notice:theMaxbytes is accordingto the maxsupportbytesin differentFrequencyBands forlowest SF.As below:**498 + ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink. 524 524 525 - ~*51 bytes for each uplink( so 51 -5 = 46 max valid date)500 + * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink. 526 526 527 - * For AU915/AS923bands,if UplinkDwell time=1, max 11 bytes( so 11 -5 = 6 max valid date).502 + * For US915 band, max 11 bytes for each uplink. 528 528 529 - * US915band,max 11bytes( so 11 -5 = 6 max valid date).504 + ~* For all other bands: max 51 bytes for each uplink. 530 530 531 - ~* For all other bands: max 51 bytes for each uplink ( so 51 -5 = 46 max valid date). 532 532 533 - ===3.3.5Uplink on demand===507 +Below are the uplink payloads: 534 534 535 - Exceptuplinkperiodically,RS485-BLisable toThe server sends downlinkcommand toRS485-BLandRS485willuplinkdatabaseonthecommand.509 +(% 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" %) 536 536 537 -Downlink control command: 538 538 539 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL. 540 540 541 - [[0xA8command>>path:#downlink_A8]]:Send a commandto RS485-BL anduplink theoutput fromsensors.513 +=== 3.3.5 Uplink on demand === 542 542 515 +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. 543 543 517 +Downlink control command: 544 544 545 -1. 546 -11. 547 -111. Uplink on Interrupt 519 +**0x08 command**: Poll an uplink with current command set in RS485-LN. 548 548 549 - Putthe interruptsensorbetween3.3v_outandGPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]521 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors. 550 550 551 -AT+INTMOD=0 Disable Interrupt 552 552 553 -AT+INTMOD=1 Interrupt trigger by rising or falling edge. 554 554 555 - AT+INTMOD=2Interrupttrigger by falling edge. ( Default Value)525 +=== 3.3.6 Uplink on Interrupt === 556 556 557 - AT+INTMOD=3Interrupttriggerby risingedge.527 +RS485-LN support external Interrupt uplink since hardware v1.2 release. 558 558 529 +(% 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" %) 559 559 560 -1. 561 -11. Uplink Payload 531 +Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet. 562 562 563 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands** 564 -|Value|((( 565 -Battery(mV) 566 566 567 - &534 +== 3.4 Uplink Payload == 568 568 569 -Interrupt _Flag 570 -)))|((( 571 -PAYLOAD_VER 572 572 573 - 574 -)))|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. 537 +(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.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" %) 575 575 576 576 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 577 577 578 578 579 -fu nctionDecoder(bytes,port){542 +== 3.5 Configure RS485-LN via AT or Downlink == 580 580 581 -~/~/Payload Formats of RS485-BL Deceive 544 +((( 545 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands 546 +))) 582 582 583 -return { 548 +((( 549 +There are two kinds of Commands: 550 +))) 584 584 585 - ~/~/Battery,units:V 552 +* ((( 553 +(% 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]] 554 +))) 586 586 587 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000, 556 +* ((( 557 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN. User can see these commands below: 558 +))) 588 588 589 - ~/~/GPIO_EXTI 560 +((( 561 + 562 +))) 590 590 591 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE", 592 592 593 - ~/~/payloadofversion565 +=== 3.5.1 Common Commands === 594 594 595 - Pay_ver:bytes[2],567 +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]] 596 596 597 - }; 598 598 599 - }570 +=== 3.5.2 Sensor related commands === 600 600 572 +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. 601 601 574 +(% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]](% title="Click and drag to resize" %) 602 602 576 +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) 603 603 604 604 605 605 580 +=== 3.5.3 Sensor related commands === 606 606 607 -TTN V3 uplink screen shot. 608 608 609 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]] 610 610 611 -1. 612 -11. Configure RS485-BL via AT or Downlink 613 613 614 - Usercan configure RS485-BLvia [[AT Commands >>path:#_Using_the_AT]]orLoRaWAN DownlinkCommands585 +==== (% style="color:blue" %)**RS485 Debug Command**(%%) ==== 615 615 616 -There are two kinds of Commands: 587 +((( 588 +This command is used to configure the RS485 devices; they won’t be used during sampling. 589 +))) 617 617 618 -* **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 591 +* ((( 592 +(% style="color:#037691" %)**AT Command** 619 619 620 -* **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 594 +((( 595 +**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 596 +))) 597 +))) 621 621 622 - 1.623 - 11.624 - 111. Common Commands:599 +((( 600 + 601 +))) 625 625 626 -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]] 603 +* ((( 604 +(% style="color:#037691" %)**Downlink Payload** 605 +))) 627 627 607 +((( 608 +Format: A8 MM NN XX XX XX XX YY 609 +))) 628 628 629 - 1.630 - 11.631 - 111. Sensor related commands:611 +((( 612 +Where: 613 +))) 632 632 633 -==== Choose Device Type (RS485 or TTL) ==== 615 +* ((( 616 +MM: 1: add CRC-16/MODBUS ; 0: no CRC 617 +))) 618 +* ((( 619 +NN: The length of RS485 command 620 +))) 621 +* ((( 622 +XX XX XX XX: RS485 command total NN bytes 623 +))) 624 +* ((( 625 +((( 626 +YY: How many bytes will be uplink from the return of this RS485 command, 627 +))) 634 634 635 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect. 629 +* ((( 630 +if YY=0, RS485-LN will execute the downlink command without uplink; 631 +))) 632 +* ((( 633 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 634 +))) 635 +* ((( 636 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 637 +))) 638 +))) 636 636 637 -* AT Command 640 +((( 641 + 638 638 639 -**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins. 643 +**Example 1** ~-~-> Configure without ask for uplink (YY=0) 644 +))) 640 640 641 -**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins. 646 +((( 647 +To connect a Modbus Alarm with below commands. 648 +))) 642 642 650 +* ((( 651 +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. 652 +))) 643 643 644 -* Downlink Payload 654 +* ((( 655 +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. 656 +))) 645 645 646 -**0A aa** à same as AT+MOD=aa 658 +((( 659 + 647 647 661 +So if user want to use downlink command to control to RS485 Alarm, he can use: 662 +))) 648 648 664 +((( 665 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 666 +))) 649 649 650 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ==== 668 +((( 669 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm 670 +))) 651 651 652 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling. 672 +((( 673 +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. 674 +))) 653 653 654 -* AT Command 676 +((( 677 + 678 +))) 655 655 656 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 680 +((( 681 +**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**) 682 +))) 657 657 658 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command. 684 +((( 685 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY** 686 +))) 659 659 688 +((( 689 + 690 +))) 660 660 692 +((( 693 +((( 694 +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** 695 +))) 661 661 662 -* Downlink Payload 697 + 698 +))) 663 663 664 -Format: A8 MM NN XX XX XX XX YY 700 +((( 701 + (% 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" %) 702 +))) 665 665 666 -Where: 667 667 668 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC 669 -* NN: The length of RS485 command 670 -* XX XX XX XX: RS485 command total NN bytes 671 -* 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 672 672 673 -**Example 1:** 674 674 675 - Toconnect a ModbusAlarm withbelow commands.707 +==== (% style="color:blue" %)**Set Payload version**(%%) ==== 676 676 677 -* 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. 709 +((( 710 +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. 711 +))) 678 678 679 -* 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. 713 +* ((( 714 +(% style="color:#037691" %)**AT Command:** 680 680 681 - Soif user wanttousedownlink commandtocontrol to RS485 Alarm, he can use:716 +**AT+PAYVER: **Set PAYVER field = 1 682 682 683 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm 718 + 719 +))) 720 +* ((( 721 +(% style="color:#037691" %)**Downlink Payload:** 722 +))) 684 684 685 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm 724 +((( 725 +**0xAE 01** ~-~-> Set PAYVER field = 0x01 726 +))) 686 686 687 -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. 728 +((( 729 +**0xAE 0F** ~-~-> Set PAYVER field = 0x0F 730 +))) 688 688 689 689 690 -**Example 2:** 691 691 692 -Check TTL Sensor return: 693 693 694 - [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]735 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ==== 695 695 737 +((( 738 +AT+COMMANDx or AT+DATACUTx 739 +))) 696 696 741 +((( 742 +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"]]. 743 +))) 697 697 745 +((( 746 + 747 +))) 698 698 699 -==== Set Payload version ==== 749 +* ((( 750 +(% style="color:#037691" %)**AT Command:** 751 +))) 700 700 701 -T hisis thefirst byteof the uplink payload.RS485-BLcanconnecttodifferentsensors.User can set the PAYVER field to tell server how to decode the current payload.753 +**AT+COMMANDx: **Configure RS485 read command to sensor. 702 702 703 -* mmand:755 +**AT+DATACUTx: **Configure how to handle return from RS485 devices. 704 704 705 -AT+PAYVER: Set PAYVER field = 1 706 706 758 +* ((( 759 +(% style="color:#037691" %)**Downlink Payload:** 760 +))) 707 707 708 -* Downlink Payload: 762 +((( 763 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 764 +))) 709 709 710 -0xAE 01 à Set PAYVER field = 0x01 766 +((( 767 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 768 +))) 711 711 712 -0xAE 0F à Set PAYVER field = 0x0F 770 +((( 771 +Format: AF MM NN LL XX XX XX XX YY 772 +))) 713 713 774 +((( 775 +Where: 776 +))) 714 714 715 -==== Set RS485 Sampling Commands ==== 778 +* ((( 779 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 780 +))) 781 +* ((( 782 +NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 783 +))) 784 +* ((( 785 +LL: The length of AT+COMMAND or AT+DATACUT command 786 +))) 787 +* ((( 788 +XX XX XX XX: AT+COMMAND or AT+DATACUT command 789 +))) 790 +* ((( 791 +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. 792 +))) 716 716 717 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx 794 +((( 795 + 718 718 719 -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]]. 797 +**Example:** 798 +))) 720 720 800 +((( 801 +(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 802 +))) 721 721 722 -* AT Command: 804 +((( 805 +(% 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** 806 +))) 723 723 724 -AT+COMMANDx: Configure RS485 read command to sensor. 808 +((( 809 +(% 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** 810 +))) 725 725 726 -AT+DATACUTx: Configure how to handle return from RS485 devices. 727 727 728 -AT+SEARCHx: Configure search command 729 729 730 730 731 - *DownlinkPayload:815 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ==== 732 732 733 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 817 +((( 818 +**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]]. 819 +))) 734 734 735 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 821 +((( 822 +This command is valid since v1.3 firmware version 823 +))) 736 736 737 -Format: AF MM NN LL XX XX XX XX YY 825 +((( 826 +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. 827 +))) 738 738 739 -Where: 829 +((( 830 + 831 +))) 740 740 741 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 742 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 743 -* LL: The length of AT+COMMAND or AT+DATACUT command 744 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command 745 -* 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. 833 +((( 834 +**Example:** 835 +))) 746 746 747 -Example: 837 +* ((( 838 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 839 +))) 840 +* ((( 841 +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. 842 +))) 843 +* ((( 844 +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. 748 748 749 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1 846 + 847 +))) 750 750 751 - **AF03 0210010506090A00**: SameAT+DATACUT3=**16**,**1**,**5+6+9+10**849 +(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]](% title="Click and drag to resize" %) 752 752 753 - **AF03 02B 020507080A00**: SameAT+DATACUT3=**11**,**2**,**5~~7+8~~10**851 +(% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.png||data-widget="image"]](% title="Click and drag to resize" %) 754 754 755 755 756 -0xAB downlink command can be used for set AT+SEARCHx 757 757 758 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So 759 759 760 -* AB aa 01 03 xx xx xx same as AT+SEARCHaa=1,xx xx xx 761 -* 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 856 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ==== 762 762 763 -**AB aa 02 03 xx xx xx 02 yy yy** same as **AT+SEARCHaa=2,xx xx xx+yy yy** 858 +((( 859 +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. 860 +))) 764 764 862 +((( 863 +Default value: 0, range: 0 ~~ 65 seconds 864 +))) 765 765 766 -==== Fast command to handle MODBUS device ==== 866 +* ((( 867 +(% style="color:#037691" %)** AT Command:** 767 767 768 -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]]. 869 +**AT+CMDDLaa=hex(bb cc)*1000** 870 +))) 769 769 770 -This command is valid since v1.3 firmware version 872 +((( 873 + 771 771 875 +**Example:** 876 +))) 772 772 773 -AT+MBFUN has only two value: 878 +((( 879 +**AT+CMDDL1=1000** to send the open time to 1000ms 880 +))) 774 774 775 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return 882 +((( 883 + 884 +))) 776 776 777 -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. 886 +* ((( 887 +(% style="color:#037691" %)** Downlink Payload:** 888 +))) 778 778 779 -* AT+MBFUN=0: Disable Modbus fast reading. 890 +((( 891 +**0x AA aa bb cc** 892 +))) 780 780 781 -Example: 894 +((( 895 +Same as: AT+CMDDLaa=hex(bb cc)*1000 896 +))) 782 782 783 - * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure(0,0,0).784 -* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slaveaddress 01 , function code 03, start address 00 01, quantity of registers 00 08.785 - * AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.898 +((( 899 +**Example:** 900 +))) 786 786 787 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]] 902 +((( 903 +**0xAA 01 00 01** ~-~-> Same as **AT+CMDDL1=1000 ms** 904 +))) 788 788 789 789 790 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]] 791 791 792 792 793 - *DownlinkCommands:909 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ==== 794 794 795 -A9 aa -à Same as AT+MBFUN=aa 911 +((( 912 +Define to use one uplink or multiple uplinks for the sampling. 913 +))) 796 796 915 +((( 916 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 797 797 798 -==== RS485 command timeout ==== 918 + 919 +))) 799 799 800 -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. 921 +* ((( 922 +(% style="color:#037691" %)** AT Command:** 923 +))) 801 801 802 -D efault value:0, range: 0 ~~ 5 seconds925 +**AT+DATAUP=0** 803 803 927 +**AT+DATAUP=1** 804 804 805 -* AT Command: 806 806 807 -AT+CMDDLaa=hex(bb cc) 930 +* ((( 931 +(% style="color:#037691" %)** Downlink Payload:** 932 +))) 808 808 809 -Example: 934 +((( 935 +**0xAD 00** **~-~->** Same as AT+DATAUP=0 936 +))) 810 810 811 -**AT+CMDDL1=1000** to send the open time to 1000ms 938 +((( 939 +**0xAD 01** **~-~->** Same as AT+DATAUP=1 940 +))) 812 812 813 813 814 -* Downlink Payload: 815 815 816 -0x AA aa bb cc 817 817 818 - Sameas:AT+CMDDLaa=hex(bbcc)945 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ==== 819 819 820 - Example: 947 +((( 948 +Ask device to send an uplink immediately. 949 +))) 821 821 822 - 0xAA 01 03 E8 à Same as **AT+CMDDL1=1000 ms** 951 +* ((( 952 +(% style="color:#037691" %)** AT Command:** 953 +))) 823 823 955 +((( 956 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 957 +))) 824 824 825 -==== [[Uplink>>path:#downlink_A8]] payload mode ==== 959 +((( 960 + 961 +))) 826 826 827 -Define to use one uplink or multiple uplinks for the sampling. 963 +* ((( 964 +(% style="color:#037691" %)** Downlink Payload:** 965 +))) 828 828 829 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]] 967 +((( 968 +**0x08 FF**, RS485-LN will immediately send an uplink. 969 +))) 830 830 831 -* AT Command: 832 832 833 -AT+DATAUP=0 834 834 835 -AT+DATAUP=1 836 836 974 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ==== 837 837 838 -* Downlink Payload: 839 - 840 -0xAD 00 à Same as AT+DATAUP=0 841 - 842 -0xAD 01 à Same as AT+DATAUP=1 843 - 844 - 845 -==== Manually trigger an Uplink ==== 846 - 847 -Ask device to send an uplink immediately. 848 - 849 -* Downlink Payload: 850 - 851 -0x08 FF, RS485-BL will immediately send an uplink. 852 - 853 - 854 -==== Clear RS485 Command ==== 855 - 976 +((( 856 856 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 857 857 979 + 980 +))) 858 858 859 -* AT Command: 982 +* ((( 983 +(% style="color:#037691" %)** AT Command:** 984 +))) 860 860 986 +((( 861 861 **AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 988 +))) 862 862 990 +((( 863 863 Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 992 +))) 864 864 994 +((( 865 865 Example screen shot after clear all RS485 commands. 996 +))) 866 866 998 +((( 999 + 1000 +))) 867 867 868 - 1002 +((( 869 869 The uplink screen shot is: 1004 +))) 870 870 871 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]1006 +(% 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" %) 872 872 873 873 874 -* Downlink Payload: 1009 +* ((( 1010 +(% style="color:#037691" %)** Downlink Payload:** 1011 +))) 875 875 876 -0x09 aa bb same as AT+CMDEAR=aa,bb 1013 +((( 1014 +**0x09 aa bb** same as AT+CMDEAR=aa,bb 1015 +))) 877 877 878 878 879 -==== Set Serial Communication Parameters ==== 880 880 881 -Set the Rs485 serial communication parameters: 882 882 883 -* ATCommand:1020 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ==== 884 884 885 -Set Baud Rate: 1022 +((( 1023 +Set the Rs485 serial communication parameters: 1024 +))) 886 886 887 -AT+BAUDR=9600 ~/~/ Options: (1200,2400,4800,14400,19200,115200) 1026 +* ((( 1027 +(% style="color:#037691" %)** AT Command:** 1028 +))) 888 888 1030 +((( 1031 + 889 889 890 -Set UART parity 1033 +* Set Baud Rate 1034 +))) 891 891 892 -AT+ PARITY=0 ~/~/ Option: 0: no parity,: odd parity,: even parity1036 +**AT+BAUDR=9600** ~/~/ Options: (1200,2400,4800,14400,19200,115200) 893 893 894 894 895 -Set STOPBIT 1039 +((( 1040 +* Set UART Parity 1041 +))) 896 896 897 -AT+ STOPBIT=0 ~/~/ Option: 0for1bit;1for1.5 bit;2for2 bits1043 +**AT+PARITY=0** ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 898 898 899 899 900 -* Downlink Payload: 1046 +((( 1047 +* Set STOPBIT 1048 +))) 901 901 902 -A 701aabb:SameAT+BAUDR=hex(aabb)*1001050 +**AT+STOPBIT=0** ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 903 903 904 -Example: 905 905 906 -* A7 01 00 60 same as AT+BAUDR=9600 907 -* A7 01 04 80 same as AT+BAUDR=115200 908 908 909 -A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1054 +* ((( 1055 +(% style="color:#037691" %)** Downlink Payload:** 1056 +))) 910 910 911 -A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1058 +((( 1059 +**A7 01 aa bb**: Same AT+BAUDR=hex(aa bb)*100 1060 +))) 912 912 1062 +((( 1063 +**Example:** 1064 +))) 913 913 914 -==== Control output power duration ==== 1066 +* ((( 1067 +A7 01 00 60 same as AT+BAUDR=9600 1068 +))) 1069 +* ((( 1070 +A7 01 04 80 same as AT+BAUDR=115200 1071 +))) 915 915 916 -User can set the output power duration before each sampling. 1073 +((( 1074 +A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1075 +))) 917 917 918 -* AT Command: 1077 +((( 1078 +A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1079 +))) 919 919 920 -Example: 921 921 922 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling. 923 923 924 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling. 925 925 1084 +== 3.6 Listening mode for RS485 network == 926 926 927 -* LoRaWAN Downlink Command: 1086 +((( 1087 +This feature support since firmware v1.4 1088 +))) 928 928 929 -07 01 aa bb Same as AT+5VT=(aa bb) 1090 +((( 1091 +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. 1092 +))) 930 930 931 -07 02 Same as AT+3V3T=(aabb)1094 +(% aria-label="image-20220602171200-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-8.png||data-widget="image" height="567" width="1007"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 932 932 1096 +((( 1097 +To enable the listening mode, use can run the command AT+RXMODE. 1098 +))) 933 933 1100 +((( 1101 + 1102 +))) 934 934 1104 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %) 1105 +|=(% style="width: 100px;" %)((( 1106 +**Command example** 1107 +)))|=(% style="width: 400px;" %)((( 1108 +**Function** 1109 +))) 1110 +|(% style="width:100px" %)((( 1111 +AT+RXMODE=1,10 1112 +)))|(% style="width:400px" %)((( 1113 +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. 1114 +))) 1115 +|(% style="width:100px" %)((( 1116 +AT+RXMODE=2,500 1117 +)))|(% style="width:400px" %)((( 1118 +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 1119 +))) 1120 +|(% style="width:100px" %)((( 1121 +AT+RXMODE=0,0 1122 +)))|(% style="width:400px" %)((( 1123 +Disable listening mode. This is the default settings. 1124 +))) 1125 +|(% style="width:100px" %)((( 1126 + 1127 +)))|(% style="width:400px" %)((( 1128 +A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1129 +))) 935 935 936 -1. 937 -11. Buttons 1131 +((( 1132 +(% style="color:#037691" %)** Downlink Command:** 1133 +))) 938 938 939 -|**Button**|**Feature** 940 -|**RST**|Reboot RS485-BL 1135 +((( 1136 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc) 1137 +))) 941 941 942 -1. 943 -11. +3V3 Output 1139 +((( 1140 + 1141 +))) 944 944 945 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. 1143 +((( 1144 +**Example**: 1145 +))) 946 946 947 -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. 1147 +((( 1148 +The RS485-LN is set to AT+RXMODE=2,1000 1149 +))) 948 948 1151 +((( 1152 +There is a two Modbus commands in the RS485 network as below: 1153 +))) 949 949 950 -The +3V3 output time can be controlled by AT Command. 1155 +((( 1156 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b 1157 +))) 951 951 952 -**AT+3V3T=1000** 1159 +((( 1160 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33 1161 +))) 953 953 954 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors. 1163 +((( 1164 +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 1165 +))) 955 955 1167 +((( 1168 +(% 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" %) 1169 +))) 956 956 957 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 1171 +((( 1172 + 1173 +))) 958 958 1175 +((( 1176 +((( 1177 +(% style="color:red" %)Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while. 1178 +))) 1179 +))) 959 959 960 -1. 961 -11. +5V Output 962 962 963 - RS485-BLhasa Controllable +5V output, user can use thisoutput to power externalsensor.1182 +== 3.7 Buttons == 964 964 965 -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. 966 966 1185 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1186 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature** 1187 +|(% 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** 1188 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485 1189 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 967 967 968 -The 5V output time can be controlled by AT Command. 969 969 970 -**AT+5VT=1000** 971 971 972 - Meansset 5V valid time to have 1000ms.So, the real 5V output will actually have 1000ms+ sampling time for other sensors.1193 +== 3.8 LEDs == 973 973 974 974 975 -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. 1196 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1197 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature** 1198 +|**PWR**|Always on if there is power 1199 +|**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. 976 976 977 977 978 978 1203 += 4. Case Study = 979 979 980 -1. 981 -11. LEDs 1205 +User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]] 982 982 983 -|**LEDs**|**Feature** 984 -|**LED1**|Blink when device transmit a packet. 985 985 986 -1. 987 -11. Switch Jumper 1208 += 5. Use AT Command = 988 988 989 -|**Switch Jumper**|**Feature** 990 -|**SW1**|((( 991 -ISP position: Upgrade firmware via UART 1210 +== 5.1 Access AT Command == 992 992 993 -Flash position: Configure device, check running status. 1212 +((( 1213 +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. 994 994 ))) 995 -|**SW2**|((( 996 -5V position: set to compatible with 5v I/O. 997 997 998 -3.3v position: set to compatible with 3.3v I/O., 999 -))) 1216 +(% aria-label="1654162355560-817.png image widget" 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 to move" width="15"]](% title="Click and drag to resize" %) 1000 1000 1001 -+3.3V: is always ON 1002 1002 1003 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0. Max open time. 5000 ms. 1219 +((( 1220 +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: 1221 +))) 1004 1004 1005 -1. CaseStudy1223 +(% aria-label="1654162368066-342.png image 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="Click and drag to resize" %) 1006 1006 1007 -User can check this URL for some case studies. 1008 1008 1009 -[[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]] 1226 +((( 1227 +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/]] 1228 +))) 1010 1010 1011 1011 1012 1012 1232 +== 5.2 Common AT Command Sequence == 1013 1013 1014 -1. Use AT Command 1015 -11. Access AT Command 1016 1016 1017 - RS485-BLsupports AT Command set. Usercanusea USBtoTTL adapterplus the3.5mm Program Cable to connect to RS485-BLto use AT command, as below.1235 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1018 1018 1019 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]] 1020 - 1021 - 1022 -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: 1023 - 1024 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]] 1025 - 1026 - 1027 - 1028 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]] 1029 - 1030 - 1031 - 1032 -1. 1033 -11. Common AT Command Sequence 1034 -111. Multi-channel ABP mode (Use with SX1301/LG308) 1035 - 1036 1036 If device has not joined network yet: 1037 1037 1038 -AT+FDR 1239 +* (% style="color:#037691" %)**AT+FDR** 1240 +* (% style="color:#037691" %)**AT+NJM=0** 1241 +* (% style="color:#037691" %)**ATZ** 1039 1039 1040 -AT+NJM=0 1243 +((( 1244 + 1041 1041 1042 -ATZ 1043 - 1044 - 1045 1045 If device already joined network: 1046 1046 1047 -AT+NJM=0 1248 +* (% style="color:#037691" %)**AT+NJM=0** 1249 +* (% style="color:#037691" %)**ATZ** 1048 1048 1049 -ATZ 1251 + 1252 +))) 1050 1050 1051 -1. 1052 -11. 1053 -111. Single-channel ABP mode (Use with LG01/LG02) 1054 1054 1055 - AT+FDRResetParameters toFactoryDefault, Keys Reserve1255 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) === 1056 1056 1057 -AT+NJM=0 Set to ABP mode 1058 1058 1059 -AT+ ADR=0Set theAdaptiveDataRateOff1258 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve 1060 1060 1061 -AT+ DR=5SetDataRate1260 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode 1062 1062 1063 -AT+ TDC=60000Set transmitntervalto60 seconds1262 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off 1064 1064 1065 -AT+ CHS=868400000Settransmitfrequencyto 868.4Mhz1264 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) Set Data Rate 1066 1066 1067 -AT+ RX2FQ=868400000SetRX2Frequencyto868.4Mhz (accordingto theesultfromserver)1266 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds 1068 1068 1069 -AT+ RX2DR=5SetRX2DRtomatchthedownlinkDRfrom server.see below1268 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz 1070 1070 1071 -AT+ DADDR=2611AF1SetDeviceAddressto2601 1A F1, thisID can be foundLoRaServerportal.1270 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1072 1072 1073 -AT ZtMCU1272 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5** (%%) Set RX2DR to match the downlink DR from server. see below 1074 1074 1075 - **Note:**1274 +(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1076 1076 1077 -1. Make sure the device is set to ABP mode in the IoT Server. 1078 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1079 -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. 1080 -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 1276 +(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 1081 1081 1082 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]] 1083 1083 1279 +(% style="color:red" %)**Note:** 1084 1084 1085 -1. FAQ 1086 -11. How to upgrade the image? 1281 +((( 1282 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1283 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1284 +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. 1285 +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 1286 +))) 1087 1087 1088 - TheRS485-BLLoRaWANController isshipped3.5mmcable,the cable isusedtouploadimagetoRS485-BLto:1288 +(% 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" %) 1089 1089 1090 -* Support new features 1091 -* For bug fix 1092 -* Change LoRaWAN bands. 1093 1093 1094 - Belowshowsthehardware connection for how to upload an image to RS485-BL:1291 += 6. FAQ = 1095 1095 1096 - [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]1293 +== 6.1 How to upgrade the image? == 1097 1097 1098 -**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]]. 1295 +((( 1296 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to: 1297 +))) 1099 1099 1100 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1299 +* ((( 1300 +Support new features 1301 +))) 1302 +* ((( 1303 +For bug fix 1304 +))) 1305 +* ((( 1306 +Change LoRaWAN bands. 1307 +))) 1101 1101 1102 -**Step3: **Open flashloader; choose the correct COM port to update. 1309 +((( 1310 +Below shows the hardware connection for how to upload an image to RS485-LN: 1311 +))) 1103 1103 1313 +(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1104 1104 1105 - |(((1106 - HOLDPROthen presstheRST button,SYSwillbeON,thenicknext1315 +((( 1316 +(% 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]]. 1107 1107 ))) 1108 1108 1109 - |(((1110 - Boarddetected1319 +((( 1320 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1111 1111 ))) 1112 1112 1113 - |(((1114 - 1323 +((( 1324 +(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update. 1115 1115 ))) 1116 1116 1117 -[[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]] 1327 +((( 1328 +((( 1329 +((( 1330 +(% 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. 1331 +))) 1332 +))) 1333 +))) 1118 1118 1119 1119 1336 +(% 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" %) 1120 1120 1121 -[[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]] 1122 1122 1339 +(% 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 drag to move" width="15"]](% title="Click and drag to resize" %) 1123 1123 1124 -[[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]] 1125 1125 1342 +(% 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" %) 1126 1126 1127 -1. 1128 -11. How to change the LoRa Frequency Bands/Region? 1129 1129 1130 - Usercan follow theintroductionfor[[howtoupgrade image>>path:#upgrade_image]].Whendownloadtheimages,choosetherequiredimagefile for download.1345 +(% 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: 1131 1131 1347 +(% 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" %) 1132 1132 1133 1133 1134 -1. 1135 -11. How many RS485-Slave can RS485-BL connects? 1350 +== 6.2 How to change the LoRa Frequency Bands/Region? == 1136 1136 1137 - TheRS485-BLcansupportmax 32 RS485 devices.Each uplinkcommandofRS485-BLcansupport max 16differentRS485 command.SoRS485-BL can support max 16 RS485devicespre-program inthedevice for uplink. Forotherdevicesnopre-program, usercan usethe[[downlinkmessage(type code 0xA8) to poll theirinfo>>path:#downlink_A8]].1352 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1138 1138 1139 1139 1355 +== 6.3 How many RS485-Slave can RS485-LN connects? == 1140 1140 1357 +The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]]. 1141 1141 1142 -1. Trouble Shooting 1143 -11. Downlink doesn’t work, how to solve it? 1144 1144 1145 - Pleaseseethislinkfordebug:1360 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? == 1146 1146 1147 - [[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]]1362 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4. 1148 1148 1364 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]] 1149 1149 1150 1150 1151 -1. 1152 -11. Why I can’t join TTN V3 in US915 /AU915 bands? 1367 += 7. Trouble Shooting = 1153 1153 1154 - Itmightabout the channels mapping.Pleasesee fordetail.1369 +== 7.1 Downlink doesn’t work, how to solve it? == 1155 1155 1156 - [[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]]1371 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]] 1157 1157 1158 1158 1374 +== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? == 1159 1159 1160 - 1.OrderInfo1376 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1161 1161 1162 -**Part Number: RS485-BL-XXX** 1163 1163 1164 - **XXX:**1379 += 8. Order Info = 1165 1165 1166 -* **EU433**: frequency bands EU433 1167 -* **EU868**: frequency bands EU868 1168 -* **KR920**: frequency bands KR920 1169 -* **CN470**: frequency bands CN470 1170 -* **AS923**: frequency bands AS923 1171 -* **AU915**: frequency bands AU915 1172 -* **US915**: frequency bands US915 1173 -* **IN865**: frequency bands IN865 1174 -* **RU864**: frequency bands RU864 1175 -* **KZ865: **frequency bands KZ865 1381 +(% style="color:blue" %)**Part Number: RS485-LN-XXX** 1176 1176 1177 - 1.Packing Info1383 +(% style="color:blue" %)**XXX:** 1178 1178 1385 +* (% style="color:red" %)**EU433**(%%): frequency bands EU433 1386 +* (% style="color:red" %)**EU868**(%%): frequency bands EU868 1387 +* (% style="color:red" %)**KR920**(%%): frequency bands KR920 1388 +* (% style="color:red" %)**CN470**(%%): frequency bands CN470 1389 +* (% style="color:red" %)**AS923**(%%): frequency bands AS923 1390 +* (% style="color:red" %)**AU915**(%%): frequency bands AU915 1391 +* (% style="color:red" %)**US915**(%%): frequency bands US915 1392 +* (% style="color:red" %)**IN865**(%%): frequency bands IN865 1393 +* (% style="color:red" %)**RU864**(%%): frequency bands RU864 1394 +* (% style="color:red" %)**KZ865**(%%): frequency bands KZ865 1395 + 1396 += 9.Packing Info = 1397 + 1398 + 1179 1179 **Package Includes**: 1180 1180 1181 -* RS485- BL x 11401 +* RS485-LN x 1 1182 1182 * Stick Antenna for LoRa RF part x 1 1183 1183 * Program cable x 1 1184 1184 ... ... @@ -1189,9 +1189,62 @@ 1189 1189 * Package Size / pcs : 14.5 x 8 x 5 cm 1190 1190 * Weight / pcs : 170g 1191 1191 1192 -1. Support1412 += 10. FCC Caution for RS485LN-US915 = 1193 1193 1194 -* 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. 1195 -* 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 1414 +((( 1415 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 1416 +))) 1196 1196 1197 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 1418 +((( 1419 +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. 1420 +))) 1421 + 1422 +((( 1423 + 1424 +))) 1425 + 1426 +((( 1427 +(% style="color:red" %)**IMPORTANT NOTE:** 1428 +))) 1429 + 1430 +((( 1431 +**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: 1432 +))) 1433 + 1434 +((( 1435 +—Reorient or relocate the receiving antenna. 1436 +))) 1437 + 1438 +((( 1439 +—Increase the separation between the equipment and receiver. 1440 +))) 1441 + 1442 +((( 1443 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 1444 +))) 1445 + 1446 +((( 1447 +—Consult the dealer or an experienced radio/TV technician for help. 1448 +))) 1449 + 1450 +((( 1451 + 1452 +))) 1453 + 1454 +((( 1455 +(% style="color:red" %)**FCC Radiation Exposure Statement:** 1456 +))) 1457 + 1458 +((( 1459 +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. 1460 +))) 1461 + 1462 + 1463 += 11. Support = 1464 + 1465 +* ((( 1466 +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. 1467 +))) 1468 +* ((( 1469 +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]]. 1470 +)))
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