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 +1,33 @@ 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 + 9 9 **Table of Contents:** 10 10 17 +{{toc/}} 11 11 12 12 20 +(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %) 21 +((( 22 +(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]] 23 +))) 13 13 14 14 26 + 27 + 28 + 29 + 30 + 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 ((( 37 +((( 38 + 39 + 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 ))) 42 +))) 23 23 24 24 ((( 45 +((( 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 ))) 48 +))) 27 27 28 28 ((( 51 +((( 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 ))) 54 +))) 31 31 32 32 ((( 57 +((( 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. 59 +))) 34 34 61 +((( 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]] 63 + 64 + 36 36 ))) 37 37 ))) 67 +))) 38 38 39 -[[image:1653267211009-519.png||height="419" width="724"]] 69 +(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 40 40 41 41 42 42 == 1.2 Specifications == ... ... @@ -74,7 +74,7 @@ 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 .107 +* Packet engine up to 256 bytes with CRC 78 78 79 79 80 80 ... ... @@ -106,15 +106,22 @@ 106 106 107 107 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] 108 108 139 + 109 109 == 1.6 Hardware Change log == 110 110 111 111 ((( 112 112 ((( 144 +((( 113 113 v1.2: Add External Interrupt Pin. 146 +))) 114 114 148 +((( 115 115 v1.0: Release 116 116 ))) 151 + 152 + 117 117 ))) 154 +))) 118 118 119 119 = 2. Power ON Device = 120 120 ... ... @@ -128,7 +128,9 @@ 128 128 Once there is power, the RS485-LN will be on. 129 129 ))) 130 130 131 -[[image:1653268091319-405.png]] 168 +(% 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" %) 169 + 170 + 132 132 ))) 133 133 134 134 = 3. Operation Mode = ... ... @@ -136,28 +136,38 @@ 136 136 == 3.1 How it works? == 137 137 138 138 ((( 178 +((( 139 139 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. 140 140 ))) 141 141 182 + 183 +))) 184 + 142 142 == 3.2 Example to join LoRaWAN network == 143 143 144 144 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. 145 145 146 -[[image:1653268155545-638.png||height="334" width="724"]] 189 +(% 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" %) 147 147 191 + 148 148 ((( 193 +((( 149 149 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: 195 +))) 150 150 197 +((( 151 151 485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 199 +))) 152 152 153 -[[image:1653268227651-549.png||height="592" width="720"]] 201 +(% 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" %) 154 154 203 + 155 155 ((( 156 -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 V3:205 +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: 157 157 ))) 158 158 159 159 ((( 160 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN. 209 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN. 161 161 ))) 162 162 163 163 ((( ... ... @@ -165,8 +165,9 @@ 165 165 ))) 166 166 ))) 167 167 168 -[[image:1652953462722-299.png]] 217 +(% 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" %) 169 169 219 + 170 170 ((( 171 171 ((( 172 172 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: ... ... @@ -173,62 +173,71 @@ 173 173 ))) 174 174 175 175 ((( 176 -Add APP EUI in the application. 226 +**Add APP EUI in the application.** 177 177 ))) 178 178 ))) 179 179 180 -[[image:image-20220519174512-1.png]] 230 +(% 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" %) 181 181 182 -[[image:image-20220519174512-2.png||height="323" width="720"]] 232 +(% 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" %) 183 183 184 -[[image:image-20220519174512-3.png||height="556" width="724"]] 234 +(% 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" %) 185 185 186 -[[image:image-20220519174512-4.png]] 236 +(% 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" %) 187 187 188 188 You can also choose to create the device manually. 189 189 190 -[[image:1652953542269-423.png||height="710" width="723"]] 240 +(% 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" %) 191 191 192 -Add APP KEY and DEV EUI 193 193 194 -[[image:1652953553383-907.png||height="514" width="724"]] 195 195 244 +**Add APP KEY and DEV EUI** 196 196 246 +(% 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" %) 247 + 248 + 197 197 ((( 198 -**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. 250 +(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel. 199 199 ))) 200 200 201 -[[image:1652953568895-172.png||height="232" width="724"]] 253 +(% 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" %) 202 202 255 + 203 203 == 3.3 Configure Commands to read data == 204 204 205 205 ((( 206 206 ((( 207 -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. 260 +((( 261 +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. 208 208 ))) 263 +))) 209 209 210 210 ((( 266 +((( 211 211 (% 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 v1.1 212 212 ))) 269 + 270 + 213 213 ))) 272 +))) 214 214 215 215 === 3.3.1 onfigure UART settings for RS485 or TTL communication === 216 216 217 217 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: 218 218 219 -(% border="1" style="background-color:#ffffcc; color:green; width: 795px" %)220 -|((( 278 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 279 +|=(% style="width: 110px;" %)((( 221 221 **AT Commands** 222 -)))|(% style="width: 285px" %)(((281 +)))|=(% style="width: 190px;" %)((( 223 223 **Description** 224 -)))|(% style="width: 347px" %)(((283 +)))|=(% style="width: 190px;" %)((( 225 225 **Example** 226 226 ))) 227 -|((( 286 +|(% style="width:110px" %)((( 228 228 AT+BAUDR 229 -)))|(% style="width: 285px" %)(((288 +)))|(% style="width:190px" %)((( 230 230 Set the baud rate (for RS485 connection). Default Value is: 9600. 231 -)))|(% style="width: 347px" %)(((290 +)))|(% style="width:190px" %)((( 232 232 ((( 233 233 AT+BAUDR=9600 234 234 ))) ... ... @@ -237,11 +237,11 @@ 237 237 Options: (1200,2400,4800,14400,19200,115200) 238 238 ))) 239 239 ))) 240 -|((( 299 +|(% style="width:110px" %)((( 241 241 AT+PARITY 242 -)))|(% style="width: 285px" %)(((301 +)))|(% style="width:190px" %)((( 243 243 Set UART parity (for RS485 connection) 244 -)))|(% style="width: 347px" %)(((303 +)))|(% style="width:190px" %)((( 245 245 ((( 246 246 AT+PARITY=0 247 247 ))) ... ... @@ -250,9 +250,9 @@ 250 250 Option: 0: no parity, 1: odd parity, 2: even parity 251 251 ))) 252 252 ))) 253 -|((( 312 +|(% style="width:110px" %)((( 254 254 AT+STOPBIT 255 -)))|(% style="width: 285px" %)(((314 +)))|(% style="width:190px" %)((( 256 256 ((( 257 257 Set serial stopbit (for RS485 connection) 258 258 ))) ... ... @@ -260,7 +260,7 @@ 260 260 ((( 261 261 262 262 ))) 263 -)))|(% style="width: 347px" %)(((322 +)))|(% style="width:190px" %)((( 264 264 ((( 265 265 AT+STOPBIT=0 for 1bit 266 266 ))) ... ... @@ -282,140 +282,68 @@ 282 282 ))) 283 283 ))) 284 284 285 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %) 286 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example** 287 -|AT+CFGDEV|(% style="width:418px" %)((( 344 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 345 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example** 346 +|AT+CFGDEV|(% style="width:110px" %)((( 347 +((( 288 288 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 349 +))) 289 289 351 +((( 290 290 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 353 +))) 291 291 355 +((( 292 292 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 293 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 357 +))) 358 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 294 294 295 295 === 3.3.3 Configure read commands for each sampling === 296 296 297 297 ((( 298 -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. 299 -))) 363 +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. 300 300 301 -((( 302 -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. 303 -))) 304 - 305 -((( 306 306 To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload. 307 -))) 308 308 309 -((( 310 310 This section describes how to achieve above goals. 311 -))) 312 312 313 -((( 314 -During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 315 -))) 369 +During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 316 316 317 -((( 318 -**Command from RS485-BL to Sensor:** 319 -))) 320 320 321 -((( 322 -RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar. 323 -))) 372 +(% style="color:#037691" %)**Each RS485 commands include two parts:** 324 324 325 -((( 326 -**Handle return from sensors to RS485-BL**: 327 -))) 374 +~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. 328 328 329 -((( 330 -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** 331 -))) 376 +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. 332 332 333 -* ((( 334 -**AT+DATACUT** 335 -))) 378 +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 336 336 337 -((( 338 -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. 339 -))) 340 340 341 -* ((( 342 -**AT+SEARCH** 343 -))) 344 - 345 -((( 346 -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. 347 -))) 348 - 349 -((( 350 -**Define wait timeout:** 351 -))) 352 - 353 -((( 354 -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 355 -))) 356 - 357 -((( 358 358 After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 359 -))) 360 360 361 -**Examples:** 362 - 363 363 Below are examples for the how above AT Commands works. 364 364 365 -**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is: 366 366 367 -(% border="1" class="table-bordered" %) 368 -|((( 369 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 386 +(% 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: 370 370 388 +(% border="1" style="background-color:#4bacc6; color:white; width:499px" %) 389 +|(% style="width:496px" %)((( 390 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 391 + 371 371 **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 372 372 373 373 **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command** 374 374 ))) 375 375 376 -((( 377 377 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. 378 -))) 379 379 380 -((( 381 -In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 382 -))) 399 +In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 383 383 384 -((( 385 -**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx. 386 -))) 387 387 388 -(% border="1" class="table-bordered" %) 389 -|((( 390 -**AT+SEARCHx=aa,xx xx xx xx xx** 402 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 391 391 392 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode** 393 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix** 394 - 395 - 396 -))) 397 - 398 -**Examples:** 399 - 400 -~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 401 - 402 -If we set AT+SEARCH1=1,1E 56 34. (max 5 bytes for prefix) 403 - 404 -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** 405 - 406 -[[image:1653269403619-508.png]] 407 - 408 -2. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 409 - 410 -If we set AT+SEARCH1=2, 1E 56 34+31 00 49 411 - 412 -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** 413 - 414 -[[image:1653269438444-278.png]] 415 - 416 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 417 - 418 -|((( 404 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %) 405 +|(% style="width:510px" %)((( 419 419 **AT+DATACUTx=a,b,c** 420 420 421 421 * **a: length for the return of AT+COMMAND** ... ... @@ -423,48 +423,38 @@ 423 423 * **c: define the position for valid value. ** 424 424 ))) 425 425 426 -Examples: 413 +**Examples:** 427 427 428 -* Grab bytes :415 +* (% style="color:#037691" %)**Grab bytes** 429 429 430 -[[image: 1653269551753-223.png||height="311" width="717"]]417 +(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 431 431 432 -* Grab a section. 433 433 434 - [[image:1653269568276-930.png||height="325"width="718"]]420 +* (% style="color:#037691" %)**Grab a section** 435 435 436 - *Grab different sections.422 +(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 437 437 438 -[[image:1653269593172-426.png||height="303" width="725"]] 439 439 440 -(% style="color: red" %)**Note:**425 +* (% style="color:#037691" %)**Grab different sections** 441 441 442 - 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 0.427 +(% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 443 443 444 -Example: 445 445 446 -(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0 430 + 431 +))) 447 447 448 -(% style="color:red" %)AT+SEARCH1=1,1E 56 34 449 - 450 -(% style="color:red" %)AT+DATACUT1=0,2,1~~5 451 - 452 -(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 453 - 454 -(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49 455 - 456 -(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36 457 - 458 -[[image:1653269618463-608.png]] 459 - 460 460 === 3.3.4 Compose the uplink payload === 461 461 462 462 ((( 463 463 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.** 437 + 438 + 464 464 ))) 465 465 466 466 ((( 467 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0** 442 +(% style="color:#037691" %)**Examples: AT+DATAUP=0** 443 + 444 + 468 468 ))) 469 469 470 470 ((( ... ... @@ -483,10 +483,12 @@ 483 483 Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 484 484 ))) 485 485 486 -[[image:1653269759169-150.png||height="513" width="716"]] 463 +(% 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" %) 487 487 488 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1** 489 489 466 +(% style="color:#037691" %)**Examples: AT+DATAUP=1** 467 + 468 + 490 490 Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 491 491 492 492 Final Payload is ... ... @@ -493,700 +493,992 @@ 493 493 494 494 (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 495 495 496 -1. Battery Info (2 bytes): Battery voltage 497 -1. PAYVER (1 byte): Defined by AT+PAYVER 498 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling. 499 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 500 -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 501 501 502 -[[image:1653269916228-732.png||height="433" width="711"]] 476 +1. PAYVER: Defined by AT+PAYVER 477 +1. PAYLOAD COUNT: Total how many uplinks of this sampling. 478 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 479 +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 503 503 481 +(% 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" %) 504 504 505 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA 506 506 507 - DATA1=RETURN1Valid Value=(%style="background-color:green;color:white"%)20200a 33 90 41484 +So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA 508 508 509 -DATA 2=1^^st^^~~6^^th^^byteof Valid value of RETURN10=(%style="background-color:green; color:white" %)02 aa0581 0a20486 +DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa** 510 510 511 -DATA 3=7^^th^^ ~~ 11^^th^^ bytesof Valid value of RETURN10(%style="background-color:green;color:white"%)20 20 20 2d30488 +DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d** 512 512 513 - Belowareheuplinkpayloads:490 +DATA3=the rest of Valid value of RETURN10= **30** 514 514 515 -[[image:1653270130359-810.png]] 516 516 493 +(% 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: 517 517 518 - (%style="color:red"%)**Notice:theMaxbytes is accordingto the maxsupportbytesin differentFrequencyBands forlowest SF.As below:**495 + ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink. 519 519 520 - ~*51 bytes for each uplink( so 51 -5 = 46 max valid date)497 + * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink. 521 521 522 - * For AU915/AS923bands,if UplinkDwell time=1, max 11 bytes( so 11 -5 = 6 max valid date).499 + * For US915 band, max 11 bytes for each uplink. 523 523 524 - * US915band,max 11bytes( so 11 -5 = 6 max valid date).501 + ~* For all other bands: max 51 bytes for each uplink. 525 525 526 - ~* For all other bands: max 51 bytes for each uplink ( so 51 -5 = 46 max valid date). 527 527 528 - ===3.3.5Uplink on demand===504 +Below are the uplink payloads: 529 529 530 - Exceptuplinkperiodically,RS485-BLisable toThe server sends downlinkcommand toRS485-BLandRS485willuplinkdatabaseonthecommand.506 +(% 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" %) 531 531 532 -Downlink control command: 533 533 534 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL. 535 535 536 - [[0xA8command>>path:#downlink_A8]]:Send a commandto RS485-BL anduplink theoutput fromsensors.510 +=== 3.3.5 Uplink on demand === 537 537 512 +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. 538 538 514 +Downlink control command: 539 539 540 -1. 541 -11. 542 -111. Uplink on Interrupt 516 +**0x08 command**: Poll an uplink with current command set in RS485-LN. 543 543 544 - Putthe interruptsensorbetween3.3v_outandGPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]518 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors. 545 545 546 -AT+INTMOD=0 Disable Interrupt 547 547 548 -AT+INTMOD=1 Interrupt trigger by rising or falling edge. 549 549 550 - AT+INTMOD=2Interrupttrigger by falling edge. ( Default Value)522 +=== 3.3.6 Uplink on Interrupt === 551 551 552 - AT+INTMOD=3Interrupttriggerby risingedge.524 +RS485-LN support external Interrupt uplink since hardware v1.2 release. 553 553 526 +(% 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" %) 554 554 555 -1. 556 -11. Uplink Payload 528 +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. 557 557 558 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands** 559 -|Value|((( 560 -Battery(mV) 561 561 562 - &531 +== 3.4 Uplink Payload == 563 563 564 -Interrupt _Flag 565 -)))|((( 566 -PAYLOAD_VER 567 567 568 - 569 -)))|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. 534 +(% 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" %) 570 570 571 571 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 572 572 573 573 574 -fu nctionDecoder(bytes,port){539 +== 3.5 Configure RS485-LN via AT or Downlink == 575 575 576 -~/~/Payload Formats of RS485-BL Deceive 541 +((( 542 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands 543 +))) 577 577 578 -return { 545 +((( 546 +There are two kinds of Commands: 547 +))) 579 579 580 - ~/~/Battery,units:V 549 +* ((( 550 +(% 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]] 551 +))) 581 581 582 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000, 553 +* ((( 554 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN. User can see these commands below: 555 +))) 583 583 584 - ~/~/GPIO_EXTI 557 +((( 558 + 559 +))) 585 585 586 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE", 587 587 588 - ~/~/payloadofversion562 +=== 3.5.1 Common Commands === 589 589 590 - Pay_ver:bytes[2],564 +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]] 591 591 592 - }; 593 593 594 - }567 +=== 3.5.2 Sensor related commands === 595 595 569 +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. 596 596 571 +(% 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"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %) 597 597 573 +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) 598 598 599 599 576 +=== 3.5.3 Sensor related commands === 600 600 601 601 602 -TTN V3 uplink screen shot. 603 603 604 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]] 605 605 606 -1. 607 -11. Configure RS485-BL via AT or Downlink 581 +==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ==== 608 608 609 -User can configure RS485-BL via [[AT Commands >>path:#_Using_the_AT]]or LoRaWAN Downlink Commands 583 +((( 584 +This command is used to configure the RS485 devices; they won’t be used during sampling. 585 +))) 610 610 611 -There are two kinds of Commands: 587 +* ((( 588 +(% style="color:#037691" %)**AT Command** 612 612 613 -* **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 590 +((( 591 +**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 592 +))) 593 +))) 614 614 615 -* **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 595 +((( 596 + 597 +))) 616 616 617 - 1.618 -1 1.619 - 111. Common Commands:599 +* ((( 600 +(% style="color:#037691" %)**Downlink Payload** 601 +))) 620 620 621 -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 +Format: A8 MM NN XX XX XX XX YY 605 +))) 622 622 607 +((( 608 +Where: 609 +))) 623 623 624 -1. 625 -11. 626 -111. Sensor related commands: 611 +* ((( 612 +MM: 1: add CRC-16/MODBUS ; 0: no CRC 613 +))) 614 +* ((( 615 +NN: The length of RS485 command 616 +))) 617 +* ((( 618 +XX XX XX XX: RS485 command total NN bytes 619 +))) 620 +* ((( 621 +((( 622 +YY: How many bytes will be uplink from the return of this RS485 command, 623 +))) 627 627 628 -==== Choose Device Type (RS485 or TTL) ==== 625 +* ((( 626 +if YY=0, RS485-LN will execute the downlink command without uplink; 627 +))) 628 +* ((( 629 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 630 +))) 631 +* ((( 632 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 633 +))) 634 +))) 629 629 630 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect. 636 +((( 637 + 631 631 632 -* AT Command 639 +**Example 1** ~-~-> Configure without ask for uplink (YY=0) 640 +))) 633 633 634 -**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins. 642 +((( 643 +To connect a Modbus Alarm with below commands. 644 +))) 635 635 636 -**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins. 646 +* ((( 647 +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. 648 +))) 637 637 650 +* ((( 651 +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. 652 +))) 638 638 639 -* Downlink Payload 654 +((( 655 + 640 640 641 -**0A aa** à same as AT+MOD=aa 657 +So if user want to use downlink command to control to RS485 Alarm, he can use: 658 +))) 642 642 660 +((( 661 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 662 +))) 643 643 664 +((( 665 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm 666 +))) 644 644 645 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ==== 668 +((( 669 +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. 670 +))) 646 646 647 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling. 672 +((( 673 + 674 +))) 648 648 649 -* AT Command 676 +((( 677 +**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**) 678 +))) 650 650 651 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 680 +((( 681 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY** 682 +))) 652 652 653 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command. 684 +((( 685 + 686 +))) 654 654 688 +((( 689 +((( 690 +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** 691 +))) 655 655 693 + 694 +))) 656 656 657 -* Downlink Payload 696 +((( 697 + (% 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" %) 698 +))) 658 658 659 -Format: A8 MM NN XX XX XX XX YY 660 660 661 -Where: 662 662 663 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC 664 -* NN: The length of RS485 command 665 -* XX XX XX XX: RS485 command total NN bytes 666 -* 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 667 667 668 -** Example1:**703 +==== (% style="color:blue" %)**Set Payload version**(%%) ==== 669 669 670 -To connect a Modbus Alarm with below commands. 705 +((( 706 +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. 707 +))) 671 671 672 -* 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 +(% style="color:#037691" %)**AT Command:** 673 673 674 -* hecommand to deactivatealarm is: 0A05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00is theModbuscommandto read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.712 +**AT+PAYVER: **Set PAYVER field = 1 675 675 676 -So if user want to use downlink command to control to RS485 Alarm, he can use: 714 + 715 +))) 716 +* ((( 717 +(% style="color:#037691" %)**Downlink Payload:** 718 +))) 677 677 678 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm 720 +((( 721 +**0xAE 01** ~-~-> Set PAYVER field = 0x01 722 +))) 679 679 680 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm 724 +((( 725 +**0xAE 0F** ~-~-> Set PAYVER field = 0x0F 726 +))) 681 681 682 -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. 683 683 684 684 685 -**Example 2:** 686 686 687 - CheckTTLSensorreturn:731 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ==== 688 688 689 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]] 733 +((( 734 +AT+COMMANDx or AT+DATACUTx 735 +))) 690 690 737 +((( 738 +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"]]. 739 +))) 691 691 741 +((( 742 + 743 +))) 692 692 745 +* ((( 746 +(% style="color:#037691" %)**AT Command:** 747 +))) 693 693 694 - ====SetPayloadversion ====749 +**AT+COMMANDx: **Configure RS485 read command to sensor. 695 695 696 -T hisis thefirst byte ofthe uplink payload.RS485-BL canconnect todifferentsensors. User canset the PAYVERfield to tell server howtodecodethe current payload.751 +**AT+DATACUTx: **Configure how to handle return from RS485 devices. 697 697 698 -* AT Command: 699 699 700 -AT+PAYVER: Set PAYVER field = 1 754 +* ((( 755 +(% style="color:#037691" %)**Downlink Payload:** 756 +))) 701 701 758 +((( 759 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 760 +))) 702 702 703 -* Downlink Payload: 762 +((( 763 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 764 +))) 704 704 705 -0xAE 01 à Set PAYVER field = 0x01 766 +((( 767 +Format: AF MM NN LL XX XX XX XX YY 768 +))) 706 706 707 -0xAE 0F à Set PAYVER field = 0x0F 770 +((( 771 +Where: 772 +))) 708 708 774 +* ((( 775 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 776 +))) 777 +* ((( 778 +NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 779 +))) 780 +* ((( 781 +LL: The length of AT+COMMAND or AT+DATACUT command 782 +))) 783 +* ((( 784 +XX XX XX XX: AT+COMMAND or AT+DATACUT command 785 +))) 786 +* ((( 787 +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. 788 +))) 709 709 710 -==== Set RS485 Sampling Commands ==== 790 +((( 791 + 711 711 712 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx 793 +**Example:** 794 +))) 713 713 714 -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]]. 796 +((( 797 +(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 798 +))) 715 715 800 +((( 801 +(% 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** 802 +))) 716 716 717 -* AT Command: 804 +((( 805 +(% 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** 806 +))) 718 718 719 -AT+COMMANDx: Configure RS485 read command to sensor. 720 720 721 -AT+DATACUTx: Configure how to handle return from RS485 devices. 722 722 723 -AT+SEARCHx: Configure search command 724 724 811 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ==== 725 725 726 -* Downlink Payload: 813 +((( 814 +**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]]. 815 +))) 727 727 728 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 817 +((( 818 +This command is valid since v1.3 firmware version 819 +))) 729 729 730 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 821 +((( 822 +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. 823 +))) 731 731 732 -Format: AF MM NN LL XX XX XX XX YY 825 +((( 826 + 827 +))) 733 733 734 -Where: 829 +((( 830 +**Example:** 831 +))) 735 735 736 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 737 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 738 -* LL: The length of AT+COMMAND or AT+DATACUT command 739 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command 740 -* 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 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 835 +))) 836 +* ((( 837 +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. 838 +))) 839 +* ((( 840 +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. 741 741 742 -Example: 842 + 843 +))) 743 743 744 - **AF0301 06A 0500040001 00**: Sameas AT+COMMAND3=0A0500040001,1845 +(% 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" %) 745 745 746 - **AF03 0210010506090A 00**: SameAT+DATACUT3=**16**,**1**,**5+6+9+10**847 +(% 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" %) 747 747 748 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10** 749 749 750 750 751 -0xAB downlink command can be used for set AT+SEARCHx 752 752 753 - Example:**AB aa 01 03 xx xx xx**(03here meansherearetotal3 bytes after 03)So852 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ==== 754 754 755 -* AB aa 01 03 xx xx xx same as AT+SEARCHaa=1,xx xx xx 756 -* 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 854 +((( 855 +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. 856 +))) 757 757 758 -**AB aa 02 03 xx xx xx 02 yy yy** same as **AT+SEARCHaa=2,xx xx xx+yy yy** 858 +((( 859 +Default value: 0, range: 0 ~~ 65 seconds 860 +))) 759 759 862 +* ((( 863 +(% style="color:#037691" %)** AT Command:** 760 760 761 -==== Fast command to handle MODBUS device ==== 865 +**AT+CMDDLaa=hex(bb cc)*1000** 866 +))) 762 762 763 -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]]. 868 +((( 869 + 764 764 765 -This command is valid since v1.3 firmware version 871 +**Example:** 872 +))) 766 766 874 +((( 875 +**AT+CMDDL1=1000** to send the open time to 1000ms 876 +))) 767 767 768 -AT+MBFUN has only two value: 878 +((( 879 + 880 +))) 769 769 770 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return 882 +* ((( 883 +(% style="color:#037691" %)** Downlink Payload:** 884 +))) 771 771 772 -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 +**0x AA aa bb cc** 888 +))) 773 773 774 -* AT+MBFUN=0: Disable Modbus fast reading. 890 +((( 891 +Same as: AT+CMDDLaa=hex(bb cc)*1000 892 +))) 775 775 776 -Example: 894 +((( 895 +**Example:** 896 +))) 777 777 778 - * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure(0,0,0).779 -* T+COMMAND1=01 0300100008,1~-~->read slave address 01, function code03, start address0001, quantity of registers 00 08.780 - * 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 +**0xAA 01 00 01** ~-~-> Same as **AT+CMDDL1=1000 ms** 900 +))) 781 781 782 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]] 783 783 784 784 785 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]] 786 786 905 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ==== 787 787 788 -* Downlink Commands: 907 +((( 908 +Define to use one uplink or multiple uplinks for the sampling. 909 +))) 789 789 790 -A9 aa -à Same as AT+MBFUN=aa 911 +((( 912 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 791 791 914 + 915 +))) 792 792 793 -==== RS485 command timeout ==== 917 +* ((( 918 +(% style="color:#037691" %)** AT Command:** 919 +))) 794 794 795 - 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 +**AT+DATAUP=0** 796 796 797 -D efault value: 0, range: 0 ~~ 5 seconds923 +**AT+DATAUP=1** 798 798 799 799 800 -* AT Command: 926 +* ((( 927 +(% style="color:#037691" %)** Downlink Payload:** 928 +))) 801 801 802 -AT+CMDDLaa=hex(bb cc) 930 +((( 931 +**0xAD 00** **~-~->** Same as AT+DATAUP=0 932 +))) 803 803 804 -Example: 934 +((( 935 +**0xAD 01** **~-~->** Same as AT+DATAUP=1 936 +))) 805 805 806 -**AT+CMDDL1=1000** to send the open time to 1000ms 807 807 808 808 809 -* Downlink Payload: 810 810 811 - 0xAAaabbcc941 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ==== 812 812 813 -Same as: AT+CMDDLaa=hex(bb cc) 943 +((( 944 +Ask device to send an uplink immediately. 945 +))) 814 814 815 - Example: 947 +* ((( 948 +(% style="color:#037691" %)** AT Command:** 949 +))) 816 816 817 - 0xAA 01 03 E8 à Same as **AT+CMDDL1=1000 ms** 951 +((( 952 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 953 +))) 818 818 955 +((( 956 + 957 +))) 819 819 820 -==== [[Uplink>>path:#downlink_A8]] payload mode ==== 959 +* ((( 960 +(% style="color:#037691" %)** Downlink Payload:** 961 +))) 821 821 822 -Define to use one uplink or multiple uplinks for the sampling. 963 +((( 964 +**0x08 FF**, RS485-LN will immediately send an uplink. 965 +))) 823 823 824 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]] 825 825 826 -* AT Command: 827 827 828 -AT+DATAUP=0 829 829 830 - AT+DATAUP=1970 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ==== 831 831 832 - 833 -* Downlink Payload: 834 - 835 -0xAD 00 à Same as AT+DATAUP=0 836 - 837 -0xAD 01 à Same as AT+DATAUP=1 838 - 839 - 840 -==== Manually trigger an Uplink ==== 841 - 842 -Ask device to send an uplink immediately. 843 - 844 -* Downlink Payload: 845 - 846 -0x08 FF, RS485-BL will immediately send an uplink. 847 - 848 - 849 -==== Clear RS485 Command ==== 850 - 972 +((( 851 851 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 852 852 975 + 976 +))) 853 853 854 -* AT Command: 978 +* ((( 979 +(% style="color:#037691" %)** AT Command:** 980 +))) 855 855 982 +((( 856 856 **AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 984 +))) 857 857 986 +((( 858 858 Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 988 +))) 859 859 990 +((( 860 860 Example screen shot after clear all RS485 commands. 992 +))) 861 861 994 +((( 995 + 996 +))) 862 862 863 - 998 +((( 864 864 The uplink screen shot is: 1000 +))) 865 865 866 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]1002 +(% 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" %) 867 867 868 868 869 -* Downlink Payload: 1005 +* ((( 1006 +(% style="color:#037691" %)** Downlink Payload:** 1007 +))) 870 870 871 -0x09 aa bb same as AT+CMDEAR=aa,bb 1009 +((( 1010 +**0x09 aa bb** same as AT+CMDEAR=aa,bb 1011 +))) 872 872 873 873 874 -==== Set Serial Communication Parameters ==== 875 875 1015 + 1016 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ==== 1017 + 1018 +((( 876 876 Set the Rs485 serial communication parameters: 1020 +))) 877 877 878 -* AT Command: 1022 +* ((( 1023 +(% style="color:#037691" %)** AT Command:** 1024 +))) 879 879 880 -Set Baud Rate: 1026 +((( 1027 + 881 881 882 -AT+BAUDR=9600 ~/~/ Options: (1200,2400,4800,14400,19200,115200) 1029 +* Set Baud Rate 1030 +))) 883 883 1032 +**AT+BAUDR=9600** ~/~/ Options: (1200,2400,4800,14400,19200,115200) 884 884 885 -Set UART parity 886 886 887 -AT+PARITY=0 ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 1035 +((( 1036 +* Set UART Parity 1037 +))) 888 888 1039 +**AT+PARITY=0** ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 889 889 890 -Set STOPBIT 891 891 892 -AT+STOPBIT=0 ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 1042 +((( 1043 +* Set STOPBIT 1044 +))) 893 893 1046 +**AT+STOPBIT=0** ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 894 894 895 -* Downlink Payload: 896 896 897 -A7 01 aa bb: Same AT+BAUDR=hex(aa bb)*100 898 898 899 -Example: 1050 +* ((( 1051 +(% style="color:#037691" %)** Downlink Payload:** 1052 +))) 900 900 901 -* A7 01 00 60 same as AT+BAUDR=9600 902 -* A7 01 04 80 same as AT+BAUDR=115200 1054 +((( 1055 +**A7 01 aa bb**: Same AT+BAUDR=hex(aa bb)*100 1056 +))) 903 903 904 -A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1058 +((( 1059 +**Example:** 1060 +))) 905 905 906 -A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1062 +* ((( 1063 +A7 01 00 60 same as AT+BAUDR=9600 1064 +))) 1065 +* ((( 1066 +A7 01 04 80 same as AT+BAUDR=115200 1067 +))) 907 907 1069 +((( 1070 +A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1071 +))) 908 908 909 -==== Control output power duration ==== 1073 +((( 1074 +A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1075 +))) 910 910 911 -User can set the output power duration before each sampling. 912 912 913 -* AT Command: 914 914 915 -Example: 916 916 917 - AT+3V3T=1000~/~/3V3 output power willopen1s beforeeachsampling.1080 +== 3.6 Listening mode for RS485 network == 918 918 919 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling. 1082 +((( 1083 +This feature support since firmware v1.4 1084 +))) 920 920 1086 +((( 1087 +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. 1088 +))) 921 921 922 - *LoRaWANDownlinkCommand:1090 +(% 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" %) 923 923 924 -07 01 aa bb Same as AT+5VT=(aa bb) 1092 +((( 1093 +To enable the listening mode, use can run the command AT+RXMODE. 1094 +))) 925 925 926 -07 02 aa bb Same as AT+3V3T=(aa bb) 1096 +((( 1097 + 1098 +))) 927 927 1100 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %) 1101 +|=(% style="width: 100px;" %)((( 1102 +**Command example** 1103 +)))|=(% style="width: 400px;" %)((( 1104 +**Function** 1105 +))) 1106 +|(% style="width:100px" %)((( 1107 +AT+RXMODE=1,10 1108 +)))|(% style="width:400px" %)((( 1109 +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. 1110 +))) 1111 +|(% style="width:100px" %)((( 1112 +AT+RXMODE=2,500 1113 +)))|(% style="width:400px" %)((( 1114 +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 1115 +))) 1116 +|(% style="width:100px" %)((( 1117 +AT+RXMODE=0,0 1118 +)))|(% style="width:400px" %)((( 1119 +Disable listening mode. This is the default settings. 1120 +))) 1121 +|(% style="width:100px" %)((( 1122 + 1123 +)))|(% style="width:400px" %)((( 1124 +A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1125 +))) 928 928 1127 +((( 1128 +(% style="color:#037691" %)** Downlink Command:** 1129 +))) 929 929 1131 +((( 1132 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc) 1133 +))) 930 930 931 -1. 932 -11. Buttons 1135 +((( 1136 + 1137 +))) 933 933 934 -|**Button**|**Feature** 935 -|**RST**|Reboot RS485-BL 1139 +((( 1140 +**Example**: 1141 +))) 936 936 937 -1. 938 -11. +3V3 Output 1143 +((( 1144 +The RS485-LN is set to AT+RXMODE=2,1000 1145 +))) 939 939 940 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. 1147 +((( 1148 +There is a two Modbus commands in the RS485 network as below: 1149 +))) 941 941 942 -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. 1151 +((( 1152 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b 1153 +))) 943 943 1155 +((( 1156 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33 1157 +))) 944 944 945 -The +3V3 output time can be controlled by AT Command. 1159 +((( 1160 +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 1161 +))) 946 946 947 -**AT+3V3T=1000** 1163 +((( 1164 +(% 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" %) 1165 +))) 948 948 949 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors. 1167 +((( 1168 + 1169 +))) 950 950 1171 +((( 1172 +((( 1173 +(% 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. 1174 +))) 1175 +))) 951 951 952 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 953 953 1178 +== 3.7 Buttons == 954 954 955 -1. 956 -11. +5V Output 957 957 958 -RS485-BL has a Controllable +5V output, user can use this output to power external sensor. 1181 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1182 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature** 1183 +|(% 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** 1184 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485 1185 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 959 959 960 - The+5V output will be valid for every sampling.RS485-BLwill enable +5V output before allsamplingand disable the +5v after all sampling.1187 +== 3.8 LEDs == 961 961 962 962 963 -The 5V output time can be controlled by AT Command. 1190 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1191 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature** 1192 +|**PWR**|Always on if there is power 1193 +|**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. 964 964 965 - **AT+5VT=1000**1195 += 4. Case Study = 966 966 967 - Meansset5Vvalidtimeto have1000ms. So,thereal5Voutputwillactually have 1000ms + samplingtimeforothersensors.1197 +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]] 968 968 969 969 970 - Bydefault, the AT+5VT=0.If the externalsensorwhichrequire 5v and require more time to get stable state, user can use this commandto increase the power ON duration for this sensor.1200 += 5. Use AT Command = 971 971 1202 +== 5.1 Access AT Command == 972 972 1204 +((( 1205 +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. 1206 +))) 973 973 1208 +(% 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" %) 974 974 975 -1. 976 -11. LEDs 977 977 978 -|**LEDs**|**Feature** 979 -|**LED1**|Blink when device transmit a packet. 1211 +((( 1212 +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: 1213 +))) 980 980 981 -1. 982 -11. Switch Jumper 1215 +(% 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" %) 983 983 984 -|**Switch Jumper**|**Feature** 985 -|**SW1**|((( 986 -ISP position: Upgrade firmware via UART 987 987 988 -Flash position: Configure device, check running status. 1218 +((( 1219 +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/]] 989 989 ))) 990 -|**SW2**|((( 991 -5V position: set to compatible with 5v I/O. 992 992 993 -3.3v position: set to compatible with 3.3v I/O., 994 -))) 995 995 996 -+3.3V: is always ON 997 997 998 - +5V:Onlyopen before every sampling.Thetime is bydefault, it is AT+5VT=0. Max opentime.5000 ms.1224 +== 5.2 Common AT Command Sequence == 999 999 1000 - 1.CaseStudy1226 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1001 1001 1002 - Usercan checkthisURL forsomecasestudies.1228 +If device has not joined network yet: 1003 1003 1004 -[[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]] 1230 +* (% style="color:#037691" %)**AT+FDR** 1231 +* (% style="color:#037691" %)**AT+NJM=0** 1232 +* (% style="color:#037691" %)**ATZ** 1005 1005 1234 +((( 1235 +If device already joined network: 1006 1006 1237 +* (% style="color:#037691" %)**AT+NJM=0** 1238 +* (% style="color:#037691" %)**ATZ** 1007 1007 1240 + 1241 +))) 1008 1008 1009 -1. Use AT Command 1010 -11. Access AT Command 1011 1011 1012 - RS485-BLsupports AT Command set. Usercanusea USBtoTTL adapterplus the3.5mm Program Cable to connect to RS485-BLto use AT command, as below.1244 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) === 1013 1013 1014 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]] 1015 1015 1247 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve 1016 1016 1017 - In PC, User needs to set **serial tool**(suchas[[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baudrate to**9600**toaccessto access serial console of RS485-BL. Thedefaultpasswordis 123456.Belowis theoutput for reference:1249 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode 1018 1018 1019 - [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]1251 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off 1020 1020 1253 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) Set Data Rate 1021 1021 1255 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds 1022 1022 1023 - Moredetail ATommandmanualcanbe foundat[[AT CommandManual>>path:#AT_COMMAND]]1257 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz 1024 1024 1259 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1025 1025 1261 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5** (%%) Set RX2DR to match the downlink DR from server. see below 1026 1026 1027 -1. 1028 -11. Common AT Command Sequence 1029 -111. Multi-channel ABP mode (Use with SX1301/LG308) 1263 +(% 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. 1030 1030 1031 - Ifdevice has not joinednetworkyet:1265 +(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 1032 1032 1033 -AT+FDR 1034 1034 1035 - AT+NJM=01268 +(% style="color:red" %)**Note:** 1036 1036 1037 -ATZ 1270 +((( 1271 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1272 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1273 +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. 1274 +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 1275 +))) 1038 1038 1277 +(% 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" %) 1039 1039 1040 -If device already joined network: 1041 1041 1042 -A T+NJM=01280 += 6. FAQ = 1043 1043 1044 - ATZ1282 +== 6.1 How to upgrade the image? == 1045 1045 1046 - 1.1047 - 11.1048 - 111. Single-channel ABP mode (Use with LG01/LG02)1284 +((( 1285 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to: 1286 +))) 1049 1049 1050 -AT+FDR Reset Parameters to Factory Default, Keys Reserve 1288 +* ((( 1289 +Support new features 1290 +))) 1291 +* ((( 1292 +For bug fix 1293 +))) 1294 +* ((( 1295 +Change LoRaWAN bands. 1296 +))) 1051 1051 1052 -AT+NJM=0 Set to ABP mode 1298 +((( 1299 +Below shows the hardware connection for how to upload an image to RS485-LN: 1300 +))) 1053 1053 1054 - AT+ADR=0Set the Adaptive DataRateOff1302 +(% 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" %) 1055 1055 1056 -AT+DR=5 Set Data Rate 1304 +((( 1305 +**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]]. 1306 +))) 1057 1057 1058 -AT+TDC=60000 Set transmit interval to 60 seconds 1308 +((( 1309 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1310 +))) 1059 1059 1060 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz 1312 +((( 1313 +**Step3: **Open flashloader; choose the correct COM port to update. 1314 +))) 1061 1061 1062 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server) 1316 +((( 1317 +((( 1318 +((( 1319 +(% 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. 1320 +))) 1321 +))) 1322 +))) 1063 1063 1064 -AT+RX2DR=5 Set RX2DR to match the downlink DR from server. see below 1065 1065 1066 - AT+DADDR=26A F1SetDeviceAddressto26A F1,thisIDcanfound in theLoRaServerportal.1325 +(% 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" %) 1067 1067 1068 -ATZ Reset MCU 1069 1069 1070 - **Note:**1328 +(% 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" %) 1071 1071 1072 -1. Make sure the device is set to ABP mode in the IoT Server. 1073 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1074 -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. 1075 -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 1076 1076 1077 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]1331 +(% 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" %) 1078 1078 1079 1079 1080 -1. FAQ 1081 -11. How to upgrade the image? 1334 +**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is: 1082 1082 1083 - TheRS485-BLLoRaWANController isshipped3.5mmcable,the cable isusedtouploadimagetoRS485-BLto:1336 +(% 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" %) 1084 1084 1085 -* Support new features 1086 -* For bug fix 1087 -* Change LoRaWAN bands. 1088 1088 1089 - Belowshowsthehardware connectionforhowtouploadanimagetoRS485-BL:1339 +== 6.2 How to change the LoRa Frequency Bands/Region? == 1090 1090 1091 -[[image :file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]1341 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1092 1092 1093 -**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]]. 1094 1094 1095 - **Step2**:Downloadthe [[LT Imagefiles>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].1344 +== 6.3 How many RS485-Slave can RS485-LN connects? == 1096 1096 1097 - **Step3:**Open flashloader;choose the correctCOMport toupdate.1346 +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"]]. 1098 1098 1099 1099 1100 -|((( 1101 -HOLD PRO then press the RST button, SYS will be ON, then click next 1102 -))) 1349 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? == 1103 1103 1104 -|((( 1105 -Board detected 1106 -))) 1351 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4. 1107 1107 1108 -|((( 1109 - 1110 -))) 1353 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]] 1111 1111 1112 -[[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]] 1113 1113 1356 += 7. Trouble Shooting = 1114 1114 1358 +== 7.1 Downlink doesn’t work, how to solve it? == 1115 1115 1116 - [[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]]1360 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]] 1117 1117 1118 1118 1119 - [[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]]1363 +== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? == 1120 1120 1365 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1121 1121 1122 -1. 1123 -11. How to change the LoRa Frequency Bands/Region? 1124 1124 1125 - Usercanfollow the introduction for [[how to upgradeimage>>path:#upgrade_image]].Whendownload the images, choose the required imagefile fordownload.1368 += 8. Order Info = 1126 1126 1370 +(% style="color:blue" %)**Part Number: RS485-LN-XXX** 1127 1127 1372 +(% style="color:blue" %)**XXX:** 1128 1128 1129 -1. 1130 -11. How many RS485-Slave can RS485-BL connects? 1374 +* (% style="color:blue" %)**EU433**(%%): frequency bands EU433 1375 +* (% style="color:blue" %)**EU868**(%%): frequency bands EU868 1376 +* (% style="color:blue" %)**KR920**(%%): frequency bands KR920 1377 +* (% style="color:blue" %)**CN470**(%%): frequency bands CN470 1378 +* (% style="color:blue" %)**AS923**(%%): frequency bands AS923 1379 +* (% style="color:blue" %)**AU915**(%%): frequency bands AU915 1380 +* (% style="color:blue" %)**US915**(%%): frequency bands US915 1381 +* (% style="color:blue" %)**IN865**(%%): frequency bands IN865 1382 +* (% style="color:blue" %)**RU864**(%%): frequency bands RU864 1383 +* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865 1131 1131 1132 -The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]]. 1133 1133 1134 1134 1387 += 9.Packing Info = 1135 1135 1136 1136 1137 -1. Trouble Shooting 1138 -11. Downlink doesn’t work, how to solve it? 1390 +**Package Includes**: 1139 1139 1140 -Please see this link for debug: 1392 +* RS485-LN x 1 1393 +* Stick Antenna for LoRa RF part x 1 1394 +* Program cable x 1 1141 1141 1142 - [[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]]1396 +**Dimension and weight**: 1143 1143 1398 +* Device Size: 13.5 x 7 x 3 cm 1399 +* Device Weight: 105g 1400 +* Package Size / pcs : 14.5 x 8 x 5 cm 1401 +* Weight / pcs : 170g 1144 1144 1145 1145 1146 -1. 1147 -11. Why I can’t join TTN V3 in US915 /AU915 bands? 1148 1148 1149 - Itmightaboutthe channels mapping.Please seefordetail.1405 += 10. FCC Caution for RS485LN-US915 = 1150 1150 1151 -[[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]] 1407 +((( 1408 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 1409 +))) 1152 1152 1411 +((( 1412 +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. 1413 +))) 1153 1153 1415 +((( 1416 + 1417 +))) 1154 1154 1155 -1. Order Info 1419 +((( 1420 +**IMPORTANT NOTE:** 1421 +))) 1156 1156 1157 -**Part Number: RS485-BL-XXX** 1423 +((( 1424 +**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: 1425 +))) 1158 1158 1159 -**XXX:** 1427 +((( 1428 +—Reorient or relocate the receiving antenna. 1429 +))) 1160 1160 1161 -* **EU433**: frequency bands EU433 1162 -* **EU868**: frequency bands EU868 1163 -* **KR920**: frequency bands KR920 1164 -* **CN470**: frequency bands CN470 1165 -* **AS923**: frequency bands AS923 1166 -* **AU915**: frequency bands AU915 1167 -* **US915**: frequency bands US915 1168 -* **IN865**: frequency bands IN865 1169 -* **RU864**: frequency bands RU864 1170 -* **KZ865: **frequency bands KZ865 1431 +((( 1432 +—Increase the separation between the equipment and receiver. 1433 +))) 1171 1171 1172 -1. Packing Info 1435 +((( 1436 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 1437 +))) 1173 1173 1174 -**Package Includes**: 1439 +((( 1440 +—Consult the dealer or an experienced radio/TV technician for help. 1441 +))) 1175 1175 1176 - * RS485-BL x 11177 - *Stick Antenna for LoRa RF part x 11178 - * Program cable x 11443 +((( 1444 + 1445 +))) 1179 1179 1180 -**Dimension and weight**: 1447 +((( 1448 +**FCC Radiation Exposure Statement:** 1449 +))) 1181 1181 1182 -* Device Size: 13.5 x 7 x 3 cm 1183 -* Device Weight: 105g 1184 -* Package Size / pcs : 14.5 x 8 x 5 cm 1185 -* Weight / pcs : 170g 1451 +((( 1452 +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. 1453 +))) 1186 1186 1187 -1. Support 1188 1188 1189 -* 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. 1190 -* 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 1456 += 11. Support = 1191 1191 1192 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 1458 +* ((( 1459 +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. 1460 +))) 1461 +* ((( 1462 +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]]. 1463 +)))
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