Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Xiaoling on 2025/04/23 15:56
Summary
-
Page properties (2 modified, 0 added, 0 removed)
-
Attachments (0 modified, 24 added, 0 removed)
- 1654157178836-407.png
- 1654157342174-798.png
- 1654158783574-851.png
- 1654159460680-153.png
- 1654160691922-496.png
- 1654162355560-817.png
- 1654162368066-342.png
- 1654162478620-421.png
- 1654162535040-878.png
- image-20220602153621-1.png
- image-20220602153621-2.png
- image-20220602153621-3.png
- image-20220602155039-4.png
- image-20220602163333-5.png
- image-20220602165351-6.png
- image-20220602165351-7.png
- image-20220602171200-8.png
- image-20220602171200-9.png
- image-20220602175638-10.png
- image-20220602175743-11.png
- image-20220602175818-12.png
- image-20220602175848-13.png
- image-20220602175912-14.png
- image-20220606110929-1.png
Details
- Page properties
-
- Title
-
... ... @@ -1,1 +1,1 @@ 1 -RS485-LN – RS485 to LoRaWAN Converter 1 +RS485-LN – RS485 to LoRaWAN Converter User Manual - Content
-
... ... @@ -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 ... ... @@ -111,9 +111,13 @@ 111 111 112 112 ((( 113 113 ((( 144 +((( 114 114 v1.2: Add External Interrupt Pin. 146 +))) 115 115 148 +((( 116 116 v1.0: Release 150 +))) 117 117 118 118 119 119 ))) ... ... @@ -131,7 +131,7 @@ 131 131 Once there is power, the RS485-LN will be on. 132 132 ))) 133 133 134 -[[image:1653268091319-405.png]] 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" %) 135 135 136 136 137 137 ))) ... ... @@ -141,7 +141,9 @@ 141 141 == 3.1 How it works? == 142 142 143 143 ((( 178 +((( 144 144 The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA. 180 +))) 145 145 146 146 147 147 ))) ... ... @@ -150,7 +150,7 @@ 150 150 151 151 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. 152 152 153 -[[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" %) 154 154 155 155 156 156 ((( ... ... @@ -162,14 +162,15 @@ 162 162 485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 163 163 ))) 164 164 165 -[[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" %) 166 166 203 + 167 167 ((( 168 -The LG308 is already set to connect to [[TTN V3 network >>path: eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:205 +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: 169 169 ))) 170 170 171 171 ((( 172 -**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. 173 173 ))) 174 174 175 175 ((( ... ... @@ -177,8 +177,9 @@ 177 177 ))) 178 178 ))) 179 179 180 -[[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" %) 181 181 219 + 182 182 ((( 183 183 ((( 184 184 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: ... ... @@ -185,32 +185,34 @@ 185 185 ))) 186 186 187 187 ((( 188 -Add APP EUI in the application. 226 +**Add APP EUI in the application.** 189 189 ))) 190 190 ))) 191 191 192 -[[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" %) 193 193 194 -[[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" %) 195 195 196 -[[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" %) 197 197 198 -[[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" %) 199 199 200 200 You can also choose to create the device manually. 201 201 202 -[[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" %) 203 203 204 -Add APP KEY and DEV EUI 205 205 206 -[[image:1652953553383-907.png||height="514" width="724"]] 207 207 244 +**Add APP KEY and DEV EUI** 208 208 246 +(% 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 + 209 209 ((( 210 -**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel. 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. 211 211 ))) 212 212 213 -[[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" %) 214 214 215 215 216 216 == 3.3 Configure Commands to read data == ... ... @@ -217,11 +217,15 @@ 217 217 218 218 ((( 219 219 ((( 220 -There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices. 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. 221 221 ))) 263 +))) 222 222 223 223 ((( 266 +((( 224 224 (% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1 268 +))) 225 225 226 226 227 227 ))) ... ... @@ -231,19 +231,19 @@ 231 231 232 232 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: 233 233 234 -(% border="1" style="background-color:#ffffcc; color:green; width: 795px" %)235 -|((( 278 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 279 +|=(% style="width: 110px;" %)((( 236 236 **AT Commands** 237 -)))|(% style="width: 285px" %)(((281 +)))|=(% style="width: 190px;" %)((( 238 238 **Description** 239 -)))|(% style="width: 347px" %)(((283 +)))|=(% style="width: 190px;" %)((( 240 240 **Example** 241 241 ))) 242 -|((( 286 +|(% style="width:110px" %)((( 243 243 AT+BAUDR 244 -)))|(% style="width: 285px" %)(((288 +)))|(% style="width:190px" %)((( 245 245 Set the baud rate (for RS485 connection). Default Value is: 9600. 246 -)))|(% style="width: 347px" %)(((290 +)))|(% style="width:190px" %)((( 247 247 ((( 248 248 AT+BAUDR=9600 249 249 ))) ... ... @@ -252,11 +252,11 @@ 252 252 Options: (1200,2400,4800,14400,19200,115200) 253 253 ))) 254 254 ))) 255 -|((( 299 +|(% style="width:110px" %)((( 256 256 AT+PARITY 257 -)))|(% style="width: 285px" %)(((301 +)))|(% style="width:190px" %)((( 258 258 Set UART parity (for RS485 connection) 259 -)))|(% style="width: 347px" %)(((303 +)))|(% style="width:190px" %)((( 260 260 ((( 261 261 AT+PARITY=0 262 262 ))) ... ... @@ -265,9 +265,9 @@ 265 265 Option: 0: no parity, 1: odd parity, 2: even parity 266 266 ))) 267 267 ))) 268 -|((( 312 +|(% style="width:110px" %)((( 269 269 AT+STOPBIT 270 -)))|(% style="width: 285px" %)(((314 +)))|(% style="width:190px" %)((( 271 271 ((( 272 272 Set serial stopbit (for RS485 connection) 273 273 ))) ... ... @@ -275,7 +275,7 @@ 275 275 ((( 276 276 277 277 ))) 278 -)))|(% style="width: 347px" %)(((322 +)))|(% style="width:190px" %)((( 279 279 ((( 280 280 AT+STOPBIT=0 for 1bit 281 281 ))) ... ... @@ -289,6 +289,9 @@ 289 289 ))) 290 290 ))) 291 291 336 + 337 + 338 + 292 292 === 3.3.2 Configure sensors === 293 293 294 294 ((( ... ... @@ -297,140 +297,71 @@ 297 297 ))) 298 298 ))) 299 299 300 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %) 301 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example** 302 -|AT+CFGDEV|(% style="width:418px" %)((( 303 -This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 304 - 305 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 306 - 307 -mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 308 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 309 - 310 -=== 3.3.3 Configure read commands for each sampling === 311 - 347 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 348 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example** 349 +|AT+CFGDEV|(% style="width:110px" %)((( 312 312 ((( 313 - RS485-BLisa battery powereddevice; it willsleepmost of time. Andwake uponeach period andreadRS485sensordataand uplink.351 +This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 314 314 ))) 315 315 316 316 ((( 317 - During each sampling, we need to confirm what commands we need to send to the sensors to read data.After the RS485/TTLsensorssendbackthevalue,itnormallyincludessomebytesand we only need a few from them for a shorten payload.355 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 318 318 ))) 319 319 320 320 ((( 321 - Tosavethe LoRaWANnetworkbandwidth,wemightneedto readdata from different sensors andcombinetheir valid value into ashortpayload.359 +mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 322 322 ))) 361 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 323 323 324 -((( 325 -This section describes how to achieve above goals. 326 -))) 327 327 328 -((( 329 -During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 330 -))) 331 331 332 -((( 333 -**Command from RS485-BL to Sensor:** 334 -))) 335 335 336 -((( 337 -RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar. 338 -))) 366 +=== 3.3.3 Configure read commands for each sampling === 339 339 340 340 ((( 341 -**Handle return from sensors to RS485-BL**: 342 -))) 369 +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. 343 343 344 -((( 345 -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** 346 -))) 371 +To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload. 347 347 348 -* ((( 349 -**AT+DATACUT** 350 -))) 373 +This section describes how to achieve above goals. 351 351 352 -((( 353 -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. 354 -))) 375 +During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 355 355 356 -* ((( 357 -**AT+SEARCH** 358 -))) 359 359 360 -((( 361 -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. 362 -))) 378 +(% style="color:#037691" %)**Each RS485 commands include two parts:** 363 363 364 -((( 365 -**Define wait timeout:** 366 -))) 380 +~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. 367 367 368 -((( 369 -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 370 -))) 382 +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. 371 371 372 -((( 373 -After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 374 -))) 384 +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 375 375 376 -**Examples:** 377 377 387 +After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 388 + 378 378 Below are examples for the how above AT Commands works. 379 379 380 -**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is: 381 381 382 -(% border="1" class="table-bordered" %) 383 -|((( 384 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 392 +(% 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: 385 385 394 +(% border="1" style="background-color:#4bacc6; color:white; width:499px" %) 395 +|(% style="width:496px" %)((( 396 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 397 + 386 386 **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 387 387 388 388 **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command** 389 389 ))) 390 390 391 -((( 392 392 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. 393 -))) 394 394 395 -((( 396 -In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 397 -))) 405 +In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 398 398 399 -((( 400 -**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx. 401 -))) 402 402 403 -(% border="1" class="table-bordered" %) 404 -|((( 405 -**AT+SEARCHx=aa,xx xx xx xx xx** 408 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 406 406 407 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode** 408 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix** 409 - 410 - 411 -))) 412 - 413 -**Examples:** 414 - 415 -~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 416 - 417 -If we set AT+SEARCH1=1,1E 56 34. (max 5 bytes for prefix) 418 - 419 -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** 420 - 421 -[[image:1653269403619-508.png]] 422 - 423 -2. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 424 - 425 -If we set AT+SEARCH1=2, 1E 56 34+31 00 49 426 - 427 -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** 428 - 429 -[[image:1653269438444-278.png]] 430 - 431 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 432 - 433 -|((( 410 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %) 411 +|(% style="width:510px" %)((( 434 434 **AT+DATACUTx=a,b,c** 435 435 436 436 * **a: length for the return of AT+COMMAND** ... ... @@ -438,48 +438,38 @@ 438 438 * **c: define the position for valid value. ** 439 439 ))) 440 440 441 -Examples: 419 +**Examples:** 442 442 443 -* Grab bytes :421 +* (% style="color:#037691" %)**Grab bytes** 444 444 445 -[[image: 1653269551753-223.png||height="311" width="717"]]423 +(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 446 446 447 -* Grab a section. 448 448 449 - [[image:1653269568276-930.png||height="325"width="718"]]426 +* (% style="color:#037691" %)**Grab a section** 450 450 451 - *Grab different sections.428 +(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 452 452 453 -[[image:1653269593172-426.png||height="303" width="725"]] 454 454 455 -(% style="color: red" %)**Note:**431 +* (% style="color:#037691" %)**Grab different sections** 456 456 457 - 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 0.433 +(% 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" %) 458 458 459 -Example: 460 460 461 -(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0 436 + 437 +))) 462 462 463 -(% style="color:red" %)AT+SEARCH1=1,1E 56 34 464 - 465 -(% style="color:red" %)AT+DATACUT1=0,2,1~~5 466 - 467 -(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 468 - 469 -(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49 470 - 471 -(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36 472 - 473 -[[image:1653269618463-608.png]] 474 - 475 475 === 3.3.4 Compose the uplink payload === 476 476 477 477 ((( 478 478 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.** 443 + 444 + 479 479 ))) 480 480 481 481 ((( 482 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0** 448 +(% style="color:#037691" %)**Examples: AT+DATAUP=0** 449 + 450 + 483 483 ))) 484 484 485 485 ((( ... ... @@ -498,10 +498,12 @@ 498 498 Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 499 499 ))) 500 500 501 -[[image:1653269759169-150.png||height="513" width="716"]] 469 +(% 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" %) 502 502 503 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1** 504 504 472 +(% style="color:#037691" %)**Examples: AT+DATAUP=1** 473 + 474 + 505 505 Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 506 506 507 507 Final Payload is ... ... @@ -508,700 +508,1001 @@ 508 508 509 509 (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 510 510 511 -1. Battery Info (2 bytes): Battery voltage 512 -1. PAYVER (1 byte): Defined by AT+PAYVER 513 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling. 514 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 515 -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 516 516 517 -[[image:1653269916228-732.png||height="433" width="711"]] 482 +1. PAYVER: Defined by AT+PAYVER 483 +1. PAYLOAD COUNT: Total how many uplinks of this sampling. 484 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 485 +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 518 518 487 +(% 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" %) 519 519 520 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA 521 521 522 - DATA1=RETURN1Valid Value=(%style="background-color:green;color:white"%)20200a 33 90 41490 +So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA 523 523 524 -DATA 2=1^^st^^~~6^^th^^byteof Valid value of RETURN10=(%style="background-color:green; color:white" %)02 aa0581 0a20492 +DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa** 525 525 526 -DATA 3=7^^th^^ ~~ 11^^th^^ bytesof Valid value of RETURN10(%style="background-color:green;color:white"%)20 20 20 2d30494 +DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d** 527 527 528 - Belowareheuplinkpayloads:496 +DATA3=the rest of Valid value of RETURN10= **30** 529 529 530 -[[image:1653270130359-810.png]] 531 531 499 +(% 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: 532 532 533 - (%style="color:red"%)**Notice:theMaxbytes is accordingto the maxsupportbytesin differentFrequencyBands forlowest SF.As below:**501 + ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink. 534 534 535 - ~*51 bytes for each uplink( so 51 -5 = 46 max valid date)503 + * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink. 536 536 537 - * For AU915/AS923bands,if UplinkDwell time=1, max 11 bytes( so 11 -5 = 6 max valid date).505 + * For US915 band, max 11 bytes for each uplink. 538 538 539 - * US915band,max 11bytes( so 11 -5 = 6 max valid date).507 + ~* For all other bands: max 51 bytes for each uplink. 540 540 541 - ~* For all other bands: max 51 bytes for each uplink ( so 51 -5 = 46 max valid date). 542 542 543 - ===3.3.5Uplink on demand===510 +Below are the uplink payloads: 544 544 545 - Exceptuplinkperiodically,RS485-BLisable toThe server sends downlinkcommand toRS485-BLandRS485willuplinkdatabaseonthecommand.512 +(% 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" %) 546 546 547 -Downlink control command: 548 548 549 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL. 550 550 551 - [[0xA8command>>path:#downlink_A8]]:Send a commandto RS485-BL anduplink theoutput fromsensors.516 +=== 3.3.5 Uplink on demand === 552 552 518 +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. 553 553 520 +Downlink control command: 554 554 555 -1. 556 -11. 557 -111. Uplink on Interrupt 522 +**0x08 command**: Poll an uplink with current command set in RS485-LN. 558 558 559 - Putthe interruptsensorbetween3.3v_outandGPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]524 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors. 560 560 561 -AT+INTMOD=0 Disable Interrupt 562 562 563 -AT+INTMOD=1 Interrupt trigger by rising or falling edge. 564 564 565 - AT+INTMOD=2Interrupttrigger by falling edge. ( Default Value)528 +=== 3.3.6 Uplink on Interrupt === 566 566 567 - AT+INTMOD=3Interrupttriggerby risingedge.530 +RS485-LN support external Interrupt uplink since hardware v1.2 release. 568 568 532 +(% 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" %) 569 569 570 -1. 571 -11. Uplink Payload 534 +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. 572 572 573 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands** 574 -|Value|((( 575 -Battery(mV) 576 576 577 - &537 +== 3.4 Uplink Payload == 578 578 579 -Interrupt _Flag 580 -)))|((( 581 -PAYLOAD_VER 582 582 583 - 584 -)))|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. 540 +(% 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" %) 585 585 586 586 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 587 587 588 588 589 -fu nctionDecoder(bytes,port){545 +== 3.5 Configure RS485-LN via AT or Downlink == 590 590 591 -~/~/Payload Formats of RS485-BL Deceive 547 +((( 548 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands 549 +))) 592 592 593 -return { 551 +((( 552 +There are two kinds of Commands: 553 +))) 594 594 595 - ~/~/Battery,units:V 555 +* ((( 556 +(% 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]] 557 +))) 596 596 597 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000, 559 +* ((( 560 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN. User can see these commands below: 561 +))) 598 598 599 - ~/~/GPIO_EXTI 563 +((( 564 + 565 +))) 600 600 601 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE", 602 602 603 - ~/~/payloadofversion568 +=== 3.5.1 Common Commands === 604 604 605 - Pay_ver:bytes[2],570 +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]] 606 606 607 - }; 608 608 609 - }573 +=== 3.5.2 Sensor related commands === 610 610 575 +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. 611 611 577 +(% 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" %) 612 612 579 +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) 613 613 614 614 582 +=== 3.5.3 Sensor related commands === 615 615 616 616 617 -TTN V3 uplink screen shot. 618 618 619 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]] 620 620 621 -1. 622 -11. Configure RS485-BL via AT or Downlink 587 +==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ==== 623 623 624 -User can configure RS485-BL via [[AT Commands >>path:#_Using_the_AT]]or LoRaWAN Downlink Commands 589 +((( 590 +This command is used to configure the RS485 devices; they won’t be used during sampling. 591 +))) 625 625 626 -There are two kinds of Commands: 593 +* ((( 594 +(% style="color:#037691" %)**AT Command** 627 627 628 -* **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 596 +((( 597 +**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 598 +))) 599 +))) 629 629 630 -* **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 601 +((( 602 + 603 +))) 631 631 632 - 1.633 -1 1.634 - 111. Common Commands:605 +* ((( 606 +(% style="color:#037691" %)**Downlink Payload** 607 +))) 635 635 636 -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]] 609 +((( 610 +Format: A8 MM NN XX XX XX XX YY 611 +))) 637 637 613 +((( 614 +Where: 615 +))) 638 638 639 -1. 640 -11. 641 -111. Sensor related commands: 617 +* ((( 618 +MM: 1: add CRC-16/MODBUS ; 0: no CRC 619 +))) 620 +* ((( 621 +NN: The length of RS485 command 622 +))) 623 +* ((( 624 +XX XX XX XX: RS485 command total NN bytes 625 +))) 626 +* ((( 627 +((( 628 +YY: How many bytes will be uplink from the return of this RS485 command, 629 +))) 642 642 643 -==== Choose Device Type (RS485 or TTL) ==== 631 +* ((( 632 +if YY=0, RS485-LN will execute the downlink command without uplink; 633 +))) 634 +* ((( 635 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 636 +))) 637 +* ((( 638 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 639 +))) 640 +))) 644 644 645 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect. 642 +((( 643 + 646 646 647 -* AT Command 645 +**Example 1** ~-~-> Configure without ask for uplink (YY=0) 646 +))) 648 648 649 -**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins. 648 +((( 649 +To connect a Modbus Alarm with below commands. 650 +))) 650 650 651 -**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins. 652 +* ((( 653 +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. 654 +))) 652 652 656 +* ((( 657 +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. 658 +))) 653 653 654 -* Downlink Payload 660 +((( 661 + 655 655 656 -**0A aa** à same as AT+MOD=aa 663 +So if user want to use downlink command to control to RS485 Alarm, he can use: 664 +))) 657 657 666 +((( 667 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 668 +))) 658 658 670 +((( 671 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm 672 +))) 659 659 660 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ==== 674 +((( 675 +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. 676 +))) 661 661 662 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling. 678 +((( 679 + 680 +))) 663 663 664 -* AT Command 682 +((( 683 +**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**) 684 +))) 665 665 666 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 686 +((( 687 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY** 688 +))) 667 667 668 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command. 690 +((( 691 + 692 +))) 669 669 694 +((( 695 +((( 696 +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** 697 +))) 670 670 699 + 700 +))) 671 671 672 -* Downlink Payload 702 +((( 703 + (% 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" %) 704 +))) 673 673 674 -Format: A8 MM NN XX XX XX XX YY 675 675 676 -Where: 677 677 678 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC 679 -* NN: The length of RS485 command 680 -* XX XX XX XX: RS485 command total NN bytes 681 -* 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 682 682 683 -** Example1:**709 +==== (% style="color:blue" %)**Set Payload version**(%%) ==== 684 684 685 -To connect a Modbus Alarm with below commands. 711 +((( 712 +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. 713 +))) 686 686 687 -* 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. 715 +* ((( 716 +(% style="color:#037691" %)**AT Command:** 688 688 689 -* hecommandtodeactivatealarm 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.718 +**AT+PAYVER: **Set PAYVER field = 1 690 690 691 -So if user want to use downlink command to control to RS485 Alarm, he can use: 720 + 721 +))) 722 +* ((( 723 +(% style="color:#037691" %)**Downlink Payload:** 724 +))) 692 692 693 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm 726 +((( 727 +**0xAE 01** ~-~-> Set PAYVER field = 0x01 728 +))) 694 694 695 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm 730 +((( 731 +**0xAE 0F** ~-~-> Set PAYVER field = 0x0F 732 +))) 696 696 697 -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. 698 698 699 699 700 -**Example 2:** 701 701 702 - CheckTTLSensorreturn:737 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ==== 703 703 704 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]] 739 +((( 740 +AT+COMMANDx or AT+DATACUTx 741 +))) 705 705 743 +((( 744 +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"]]. 745 +))) 706 706 747 +((( 748 + 749 +))) 707 707 751 +* ((( 752 +(% style="color:#037691" %)**AT Command:** 753 +))) 708 708 709 - ====SetPayloadversion ====755 +**AT+COMMANDx: **Configure RS485 read command to sensor. 710 710 711 -T hisisthefirstbyteoftheuplink payload. RS485-BL canconnect to differentsensors.User can setthe PAYVER fieldto tell serverhowtodecodethe current payload.757 +**AT+DATACUTx: **Configure how to handle return from RS485 devices. 712 712 713 -* AT Command: 714 714 715 -AT+PAYVER: Set PAYVER field = 1 760 +* ((( 761 +(% style="color:#037691" %)**Downlink Payload:** 762 +))) 716 716 764 +((( 765 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 766 +))) 717 717 718 -* Downlink Payload: 768 +((( 769 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 770 +))) 719 719 720 -0xAE 01 à Set PAYVER field = 0x01 772 +((( 773 +Format: AF MM NN LL XX XX XX XX YY 774 +))) 721 721 722 -0xAE 0F à Set PAYVER field = 0x0F 776 +((( 777 +Where: 778 +))) 723 723 780 +* ((( 781 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 782 +))) 783 +* ((( 784 +NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 785 +))) 786 +* ((( 787 +LL: The length of AT+COMMAND or AT+DATACUT command 788 +))) 789 +* ((( 790 +XX XX XX XX: AT+COMMAND or AT+DATACUT command 791 +))) 792 +* ((( 793 +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. 794 +))) 724 724 725 -==== Set RS485 Sampling Commands ==== 796 +((( 797 + 726 726 727 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx 799 +**Example:** 800 +))) 728 728 729 -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]]. 802 +((( 803 +(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 804 +))) 730 730 806 +((( 807 +(% 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** 808 +))) 731 731 732 -* AT Command: 810 +((( 811 +(% 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** 812 +))) 733 733 734 -AT+COMMANDx: Configure RS485 read command to sensor. 735 735 736 -AT+DATACUTx: Configure how to handle return from RS485 devices. 737 737 738 -AT+SEARCHx: Configure search command 739 739 817 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ==== 740 740 741 -* Downlink Payload: 819 +((( 820 +**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]]. 821 +))) 742 742 743 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 823 +((( 824 +This command is valid since v1.3 firmware version 825 +))) 744 744 745 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 827 +((( 828 +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. 829 +))) 746 746 747 -Format: AF MM NN LL XX XX XX XX YY 831 +((( 832 + 833 +))) 748 748 749 -Where: 835 +((( 836 +**Example:** 837 +))) 750 750 751 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 752 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 753 -* LL: The length of AT+COMMAND or AT+DATACUT command 754 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command 755 -* 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. 839 +* ((( 840 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 841 +))) 842 +* ((( 843 +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. 844 +))) 845 +* ((( 846 +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. 756 756 757 -Example: 848 + 849 +))) 758 758 759 - **AF0301 06A 0500040001 00**: Sameas AT+COMMAND3=0A0500040001,1851 +(% 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" %) 760 760 761 - **AF03 0210010506090A 00**: SameAT+DATACUT3=**16**,**1**,**5+6+9+10**853 +(% 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" %) 762 762 763 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10** 764 764 765 765 766 -0xAB downlink command can be used for set AT+SEARCHx 767 767 768 - Example:**AB aa 01 03 xx xx xx**(03here meansherearetotal3 bytes after 03)So858 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ==== 769 769 770 -* AB aa 01 03 xx xx xx same as AT+SEARCHaa=1,xx xx xx 771 -* 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 860 +((( 861 +Some Modbus device has slow action to send replies. This command is used to configure the RS485-LN to use longer time to wait for their action. 862 +))) 772 772 773 -**AB aa 02 03 xx xx xx 02 yy yy** same as **AT+SEARCHaa=2,xx xx xx+yy yy** 864 +((( 865 +Default value: 0, range: 0 ~~ 65 seconds 866 +))) 774 774 868 +* ((( 869 +(% style="color:#037691" %)** AT Command:** 775 775 776 -==== Fast command to handle MODBUS device ==== 871 +**AT+CMDDLaa=hex(bb cc)*1000** 872 +))) 777 777 778 -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]]. 874 +((( 875 + 779 779 780 -This command is valid since v1.3 firmware version 877 +**Example:** 878 +))) 781 781 880 +((( 881 +**AT+CMDDL1=1000** to send the open time to 1000ms 882 +))) 782 782 783 -AT+MBFUN has only two value: 884 +((( 885 + 886 +))) 784 784 785 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return 888 +* ((( 889 +(% style="color:#037691" %)** Downlink Payload:** 890 +))) 786 786 787 -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. 892 +((( 893 +**0x AA aa bb cc** 894 +))) 788 788 789 -* AT+MBFUN=0: Disable Modbus fast reading. 896 +((( 897 +Same as: AT+CMDDLaa=hex(bb cc)*1000 898 +))) 790 790 791 -Example: 900 +((( 901 + **Example:** 902 +))) 792 792 793 - * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure(0,0,0).794 - *AT+COMMAND1=0103001000 08,1 ~-~->read slave address01, function code03, start address0001, quantity of registers 00 08.795 - * AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.904 +((( 905 + 0xAA 01 00 01 ~-~-> Same as **AT+CMDDL1=1000 ms** 906 +))) 796 796 797 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]] 798 798 799 799 800 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]] 801 801 911 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ==== 802 802 803 -* Downlink Commands: 913 +((( 914 +Define to use one uplink or multiple uplinks for the sampling. 915 +))) 804 804 805 -A9 aa -à Same as AT+MBFUN=aa 917 +((( 918 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 919 +))) 806 806 921 +* ((( 922 +(% style="color:#037691" %)** AT Command:** 923 +))) 807 807 808 -= === RS485 command timeout ====925 +**AT+DATAUP=0** 809 809 810 - 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.927 +**AT+DATAUP=1** 811 811 812 -Default value: 0, range: 0 ~~ 5 seconds 813 813 930 +* ((( 931 +(% style="color:#037691" %)** Downlink Payload:** 932 +))) 814 814 815 -* AT Command: 934 +((( 935 +**0xAD 00** **~-~->** Same as AT+DATAUP=0 936 +))) 816 816 817 -AT+CMDDLaa=hex(bb cc) 938 +((( 939 +**0xAD 01** **~-~->** Same as AT+DATAUP=1 940 +))) 818 818 819 -Example: 820 820 821 -**AT+CMDDL1=1000** to send the open time to 1000ms 822 822 823 823 824 - *DownlinkPayload:945 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ==== 825 825 826 -0x AA aa bb cc 947 +((( 948 +Ask device to send an uplink immediately. 949 +))) 827 827 828 -Same as: AT+CMDDLaa=hex(bb cc) 951 +* ((( 952 +(% style="color:#037691" %)** AT Command:** 953 +))) 829 829 830 - Example: 955 +((( 956 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 957 +))) 831 831 832 - 0xAA 01 03 E8 à Same as **AT+CMDDL1=1000 ms** 959 +((( 960 + 961 +))) 833 833 963 +* ((( 964 +(% style="color:#037691" %)** Downlink Payload:** 965 +))) 834 834 835 -==== [[Uplink>>path:#downlink_A8]] payload mode ==== 967 +((( 968 +**0x08 FF**, RS485-LN will immediately send an uplink. 969 +))) 836 836 837 -Define to use one uplink or multiple uplinks for the sampling. 838 838 839 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]] 840 840 841 -* AT Command: 842 842 843 - AT+DATAUP=0974 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ==== 844 844 845 -AT+DATAUP=1 846 - 847 - 848 -* Downlink Payload: 849 - 850 -0xAD 00 à Same as AT+DATAUP=0 851 - 852 -0xAD 01 à Same as AT+DATAUP=1 853 - 854 - 855 -==== Manually trigger an Uplink ==== 856 - 857 -Ask device to send an uplink immediately. 858 - 859 -* Downlink Payload: 860 - 861 -0x08 FF, RS485-BL will immediately send an uplink. 862 - 863 - 864 -==== Clear RS485 Command ==== 865 - 976 +((( 866 866 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 978 +))) 867 867 980 +* ((( 981 +(% style="color:#037691" %)** AT Command:** 982 +))) 868 868 869 -* AT Command: 870 - 984 +((( 871 871 **AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 986 +))) 872 872 988 +((( 873 873 Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 990 +))) 874 874 992 +((( 875 875 Example screen shot after clear all RS485 commands. 994 +))) 876 876 996 +((( 997 + 998 +))) 877 877 878 - 1000 +((( 879 879 The uplink screen shot is: 1002 +))) 880 880 881 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]1004 +(% 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" %) 882 882 883 883 884 -* Downlink Payload: 1007 +* ((( 1008 +(% style="color:#037691" %)** Downlink Payload:** 1009 +))) 885 885 886 -0x09 aa bb same as AT+CMDEAR=aa,bb 1011 +((( 1012 +**0x09 aa bb** same as AT+CMDEAR=aa,bb 1013 +))) 887 887 888 888 889 -==== Set Serial Communication Parameters ==== 890 890 1017 + 1018 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ==== 1019 + 1020 +((( 891 891 Set the Rs485 serial communication parameters: 1022 +))) 892 892 893 -* AT Command: 1024 +* ((( 1025 +(% style="color:#037691" %)** AT Command:** 1026 +))) 894 894 1028 +((( 895 895 Set Baud Rate: 1030 +))) 896 896 897 -AT+BAUDR=9600 ~/~/ Options: (1200,2400,4800,14400,19200,115200) 898 898 1033 +**AT+BAUDR=9600** ~/~/ Options: (1200,2400,4800,14400,19200,115200) 899 899 900 -Set UART parity 901 901 902 -AT+PARITY=0 ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 1036 +((( 1037 +Set UART Parity 1038 +))) 903 903 904 904 1041 +**AT+PARITY=0** ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 1042 + 1043 + 1044 +((( 905 905 Set STOPBIT 1046 +))) 906 906 907 -AT+STOPBIT=0 ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 908 908 1049 +**AT+STOPBIT=0** ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 909 909 910 -* Downlink Payload: 911 911 912 -A7 01 aa bb: Same AT+BAUDR=hex(aa bb)*100 1052 +* ((( 1053 +(% style="color:#037691" %)** Downlink Payload:** 1054 +))) 913 913 914 -Example: 1056 +((( 1057 +**A7 01 aa bb**: Same AT+BAUDR=hex(aa bb)*100 1058 +))) 915 915 916 -* A7 01 00 60 same as AT+BAUDR=9600 917 -* A7 01 04 80 same as AT+BAUDR=115200 1060 +((( 1061 +**Example:** 1062 +))) 918 918 1064 +* ((( 1065 +A7 01 00 60 same as AT+BAUDR=9600 1066 +))) 1067 +* ((( 1068 +A7 01 04 80 same as AT+BAUDR=115200 1069 +))) 1070 + 1071 +((( 919 919 A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1073 +))) 920 920 1075 +((( 921 921 A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1077 +))) 922 922 923 923 924 -==== Control output power duration ==== 925 925 926 -User can set the output power duration before each sampling. 927 927 928 - *ATCommand:1082 +== 3.6 Listening mode for RS485 network == 929 929 930 -Example: 1084 +((( 1085 +This feature support since firmware v1.4 1086 +))) 931 931 932 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling. 1088 +((( 1089 +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. 1090 +))) 933 933 934 - AT+5VT=1000~/~/+5Voutput powerlopen1sbefore each sampling.1092 +(% 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" %) 935 935 1094 +((( 1095 +To enable the listening mode, use can run the command AT+RXMODE. 1096 +))) 936 936 937 -* LoRaWAN Downlink Command: 1098 +((( 1099 + 1100 +))) 938 938 939 -07 01 aa bb Same as AT+5VT=(aa bb) 1102 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %) 1103 +|=(% style="width: 100px;" %)((( 1104 +**Command example** 1105 +)))|=(% style="width: 400px;" %)((( 1106 +**Function** 1107 +))) 1108 +|(% style="width:100px" %)((( 1109 +AT+RXMODE=1,10 1110 +)))|(% style="width:400px" %)((( 1111 +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. 1112 +))) 1113 +|(% style="width:100px" %)((( 1114 +AT+RXMODE=2,500 1115 +)))|(% style="width:400px" %)((( 1116 +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 1117 +))) 1118 +|(% style="width:100px" %)((( 1119 +AT+RXMODE=0,0 1120 +)))|(% style="width:400px" %)((( 1121 +Disable listening mode. This is the default settings. 1122 +))) 1123 +|(% style="width:100px" %)((( 1124 + 1125 +)))|(% style="width:400px" %)((( 1126 +A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1127 +))) 940 940 941 -07 02 aa bb Same as AT+3V3T=(aa bb) 1129 +((( 1130 +**Downlink Command:** 1131 +))) 942 942 1133 +((( 1134 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc) 1135 +))) 943 943 1137 +((( 1138 + 1139 +))) 944 944 1141 +((( 1142 +**Example**: 1143 +))) 945 945 946 -1. 947 -11. Buttons 1145 +((( 1146 +The RS485-LN is set to AT+RXMODE=2,1000 1147 +))) 948 948 949 -|**Button**|**Feature** 950 -|**RST**|Reboot RS485-BL 1149 +((( 1150 +There is a two Modbus commands in the RS485 network as below: 1151 +))) 951 951 952 -1. 953 -11. +3V3 Output 1153 +((( 1154 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b 1155 +))) 954 954 955 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. 1157 +((( 1158 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33 1159 +))) 956 956 957 -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. 1161 +((( 1162 +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 1163 +))) 958 958 1165 +((( 1166 +(% 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" %) 1167 +))) 959 959 960 -The +3V3 output time can be controlled by AT Command. 1169 +((( 1170 + 1171 +))) 961 961 962 -**AT+3V3T=1000** 1173 +((( 1174 +((( 1175 +(% 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. 1176 +))) 1177 +))) 963 963 964 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors. 965 965 1180 +== 3.7 Buttons == 966 966 967 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 968 968 1183 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1184 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature** 1185 +|(% 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** 1186 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485 1187 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 969 969 970 -1. 971 -11. +5V Output 1189 +== 3.8 LEDs == 972 972 973 -RS485-BL has a Controllable +5V output, user can use this output to power external sensor. 974 974 975 -The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 1192 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1193 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature** 1194 +|**PWR**|Always on if there is power 1195 +|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN**(%%) for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds** (%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message. 976 976 1197 += 4. Case Study = 977 977 978 - The5Voutputtime canbecontrolledbyATCommand.1199 +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]] 979 979 980 -**AT+5VT=1000** 981 981 982 - Meansset5V valid time to have 1000ms.So, thereal5Voutput will actually have 1000ms + samplingtime for other sensors.1202 += 5. Use AT Command = 983 983 1204 +== 5.1 Access AT Command == 984 984 985 -By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor. 1206 +((( 1207 +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. 1208 +))) 986 986 1210 +(% 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" %) 987 987 988 988 1213 +((( 1214 +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: 1215 +))) 989 989 990 -1. 991 -11. LEDs 1217 +(% 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" %) 992 992 993 -|**LEDs**|**Feature** 994 -|**LED1**|Blink when device transmit a packet. 995 995 996 -1. 997 -11. Switch Jumper 998 - 999 -|**Switch Jumper**|**Feature** 1000 -|**SW1**|((( 1001 -ISP position: Upgrade firmware via UART 1002 - 1003 -Flash position: Configure device, check running status. 1220 +((( 1221 +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/]] 1004 1004 ))) 1005 -|**SW2**|((( 1006 -5V position: set to compatible with 5v I/O. 1007 1007 1008 -3.3v position: set to compatible with 3.3v I/O., 1009 -))) 1010 1010 1011 -+3.3V: is always ON 1012 1012 1013 - +5V:Onlyopen before every sampling.Thetime is bydefault, it is AT+5VT=0. Max opentime.5000 ms.1226 +== 5.2 Common AT Command Sequence == 1014 1014 1015 - 1.CaseStudy1228 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1016 1016 1017 - Usercan checkthisURL forsomecasestudies.1230 +If device has not joined network yet: 1018 1018 1019 -[[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]] 1232 +(% class="box infomessage" %) 1233 +((( 1234 +**AT+FDR** 1235 +))) 1020 1020 1237 +(% class="box infomessage" %) 1238 +((( 1239 +**AT+NJM=0** 1240 +))) 1021 1021 1242 +(% class="box infomessage" %) 1243 +((( 1244 +**ATZ** 1245 +))) 1022 1022 1023 1023 1024 -1. Use AT Command 1025 -11. Access AT Command 1248 +((( 1249 +If device already joined network: 1250 +))) 1026 1026 1027 -RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below. 1252 +(% class="box infomessage" %) 1253 +((( 1254 +**AT+NJM=0** 1255 +))) 1028 1028 1029 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]] 1257 +(% class="box infomessage" %) 1258 +((( 1259 +**ATZ** 1260 +))) 1030 1030 1031 1031 1032 - InPC,User needs to set **serialtool**(suchs [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]],SecureCRT)baudrateto **9600** to access to accessserial console of RS485-BL. Thedefault password is123456.Below is the output for reference:1263 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) === 1033 1033 1034 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]] 1035 1035 1266 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve 1036 1036 1268 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode 1037 1037 1038 - MoredetailAT Commandmanualanbefound at[[AT CommandManual>>path:#AT_COMMAND]]1270 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off 1039 1039 1272 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%)Set Data Rate 1040 1040 1274 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds 1041 1041 1042 -1. 1043 -11. Common AT Command Sequence 1044 -111. Multi-channel ABP mode (Use with SX1301/LG308) 1276 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz 1045 1045 1046 - Ifdevicehasnotjoinednetworkyet:1278 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1047 1047 1048 -AT+ FDR1280 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5** (%%) Set RX2DR to match the downlink DR from server. see below 1049 1049 1050 -AT+ NJM=01282 +(% 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. 1051 1051 1052 -ATZ 1284 +(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 1053 1053 1054 1054 1055 - Ifdevice alreadyjoined network:1287 +(% style="color:red" %)**Note:** 1056 1056 1057 -AT+NJM=0 1289 +((( 1290 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1291 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1292 +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. 1293 +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 1294 +))) 1058 1058 1059 -A TZ1296 +(% 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" %) 1060 1060 1061 -1. 1062 -11. 1063 -111. Single-channel ABP mode (Use with LG01/LG02) 1064 1064 1065 - AT+FDRResetParameters toFactoryDefault, Keys Reserve1299 += 6. FAQ = 1066 1066 1067 - AT+NJM=0SettoABPmode1301 +== 6.1 How to upgrade the image? == 1068 1068 1069 -AT+ADR=0 Set the Adaptive Data Rate Off 1303 +((( 1304 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to: 1305 +))) 1070 1070 1071 -AT+DR=5 Set Data Rate 1307 +* ((( 1308 +Support new features 1309 +))) 1310 +* ((( 1311 +For bug fix 1312 +))) 1313 +* ((( 1314 +Change LoRaWAN bands. 1315 +))) 1072 1072 1073 -AT+TDC=60000 Set transmit interval to 60 seconds 1317 +((( 1318 +Below shows the hardware connection for how to upload an image to RS485-LN: 1319 +))) 1074 1074 1075 - AT+CHS=868400000Set transmit frequencyto868.4Mhz1321 +(% 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" %) 1076 1076 1077 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server) 1323 +((( 1324 +**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]]. 1325 +))) 1078 1078 1079 -AT+RX2DR=5 Set RX2DR to match the downlink DR from server. see below 1327 +((( 1328 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1329 +))) 1080 1080 1081 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1331 +((( 1332 +**Step3: **Open flashloader; choose the correct COM port to update. 1333 +))) 1082 1082 1083 -ATZ Reset MCU 1335 +((( 1336 +((( 1337 +((( 1338 +(% 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. 1339 +))) 1340 +))) 1341 +))) 1084 1084 1085 -**Note:** 1086 1086 1087 -1. Make sure the device is set to ABP mode in the IoT Server. 1088 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1089 -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. 1090 -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 1344 +(% 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" %) 1091 1091 1092 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]] 1093 1093 1347 +(% 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" %) 1094 1094 1095 -1. FAQ 1096 -11. How to upgrade the image? 1097 1097 1098 - TheRS485-BLLoRaWANController isshipped3.5mmcable,the cable isusedtouploadimagetoRS485-BLto:1350 +(% 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" %) 1099 1099 1100 -* Support new features 1101 -* For bug fix 1102 -* Change LoRaWAN bands. 1103 1103 1104 - Belowshows thehardware connection forhowto uploadanimageto RS485-BL:1353 +**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is: 1105 1105 1106 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]1355 +(% 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" %) 1107 1107 1108 -**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]]. 1109 1109 1110 - **Step2**:Downloadthe[[LT Imagefiles>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].1358 +== 6.2 How to change the LoRa Frequency Bands/Region? == 1111 1111 1112 - **Step3:**Openflashloader;choose thecorrectCOMportto update.1360 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1113 1113 1114 1114 1115 -|((( 1116 -HOLD PRO then press the RST button, SYS will be ON, then click next 1117 -))) 1363 +== 6.3 How many RS485-Slave can RS485-LN connects? == 1118 1118 1119 -|((( 1120 -Board detected 1121 -))) 1365 +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"]]. 1122 1122 1123 -|((( 1124 - 1125 -))) 1126 1126 1127 - [[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]]1368 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? == 1128 1128 1370 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4. 1129 1129 1372 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]] 1130 1130 1131 -[[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]] 1132 1132 1375 += 7. Trouble Shooting = 1133 1133 1134 - [[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]]1377 +== 7.1 Downlink doesn’t work, how to solve it? == 1135 1135 1379 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]] 1136 1136 1137 -1. 1138 -11. How to change the LoRa Frequency Bands/Region? 1139 1139 1140 - Usercanfollow theintroductionfor[[howto upgradeimage>>path:#upgrade_image]]. Whendownloadtheimages, choose the required image file for download.1382 +== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? == 1141 1141 1384 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1142 1142 1143 1143 1144 -1. 1145 -11. How many RS485-Slave can RS485-BL connects? 1387 += 8. Order Info = 1146 1146 1147 - TheRS485-BL cansupportmax 32 RS485 devices. Each uplink commandof RS485-BL can support max 16 differentRS485command. So RS485-BLcan 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]].1389 +(% style="color:blue" %)**Part Number: RS485-LN-XXX** 1148 1148 1391 +(% style="color:blue" %)**XXX:** 1149 1149 1393 +* (% style="color:blue" %)**EU433**(%%): frequency bands EU433 1394 +* (% style="color:blue" %)**EU868**(%%): frequency bands EU868 1395 +* (% style="color:blue" %)**KR920**(%%): frequency bands KR920 1396 +* (% style="color:blue" %)**CN470**(%%): frequency bands CN470 1397 +* (% style="color:blue" %)**AS923**(%%): frequency bands AS923 1398 +* (% style="color:blue" %)**AU915**(%%): frequency bands AU915 1399 +* (% style="color:blue" %)**US915**(%%): frequency bands US915 1400 +* (% style="color:blue" %)**IN865**(%%): frequency bands IN865 1401 +* (% style="color:blue" %)**RU864**(%%): frequency bands RU864 1402 +* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865 1150 1150 1404 += 9.Packing Info = 1151 1151 1152 -1. Trouble Shooting 1153 -11. Downlink doesn’t work, how to solve it? 1154 1154 1155 -P leasesee this link fordebug:1407 +**Package Includes**: 1156 1156 1157 -[[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]] 1409 +* RS485-LN x 1 1410 +* Stick Antenna for LoRa RF part x 1 1411 +* Program cable x 1 1158 1158 1413 +**Dimension and weight**: 1159 1159 1415 +* Device Size: 13.5 x 7 x 3 cm 1416 +* Device Weight: 105g 1417 +* Package Size / pcs : 14.5 x 8 x 5 cm 1418 +* Weight / pcs : 170g 1160 1160 1161 -1. 1162 -11. Why I can’t join TTN V3 in US915 /AU915 bands? 1420 += 10. FCC Caution for RS485LN-US915 = 1163 1163 1164 -It might about the channels mapping. Please see for detail. 1422 +((( 1423 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 1424 +))) 1165 1165 1166 -[[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]] 1426 +((( 1427 +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. 1428 +))) 1167 1167 1430 +((( 1431 + 1432 +))) 1168 1168 1434 +((( 1435 +**IMPORTANT NOTE:** 1436 +))) 1169 1169 1170 -1. Order Info 1438 +((( 1439 +**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: 1440 +))) 1171 1171 1172 -**Part Number: RS485-BL-XXX** 1442 +((( 1443 +—Reorient or relocate the receiving antenna. 1444 +))) 1173 1173 1174 -**XXX:** 1446 +((( 1447 +—Increase the separation between the equipment and receiver. 1448 +))) 1175 1175 1176 -* **EU433**: frequency bands EU433 1177 -* **EU868**: frequency bands EU868 1178 -* **KR920**: frequency bands KR920 1179 -* **CN470**: frequency bands CN470 1180 -* **AS923**: frequency bands AS923 1181 -* **AU915**: frequency bands AU915 1182 -* **US915**: frequency bands US915 1183 -* **IN865**: frequency bands IN865 1184 -* **RU864**: frequency bands RU864 1185 -* **KZ865: **frequency bands KZ865 1450 +((( 1451 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 1452 +))) 1186 1186 1187 -1. Packing Info 1454 +((( 1455 +—Consult the dealer or an experienced radio/TV technician for help. 1456 +))) 1188 1188 1189 -**Package Includes**: 1458 +((( 1459 + 1460 +))) 1190 1190 1191 - * RS485-BL x 11192 -* Stick AntennaforLoRaRF partx 11193 - * Program cable x 11462 +((( 1463 +**FCC Radiation Exposure Statement:** 1464 +))) 1194 1194 1195 -**Dimension and weight**: 1466 +((( 1467 +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. 1468 +))) 1196 1196 1197 -* Device Size: 13.5 x 7 x 3 cm 1198 -* Device Weight: 105g 1199 -* Package Size / pcs : 14.5 x 8 x 5 cm 1200 -* Weight / pcs : 170g 1201 1201 1202 -1. Support 1471 += 11. Support = 1203 1203 1204 -* 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. 1205 -* 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 1206 - 1207 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 1473 +* ((( 1474 +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. 1475 +))) 1476 +* ((( 1477 +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]]. 1478 +)))
- 1654157178836-407.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +179.9 KB - Content
- 1654157342174-798.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +31.9 KB - Content
- 1654158783574-851.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +40.6 KB - Content
- 1654159460680-153.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +24.9 KB - Content
- 1654160691922-496.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +109.3 KB - Content
- 1654162355560-817.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +670.0 KB - Content
- 1654162368066-342.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +192.9 KB - Content
- 1654162478620-421.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +158.9 KB - Content
- 1654162535040-878.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +670.0 KB - Content
- image-20220602153621-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +23.4 KB - Content
- image-20220602153621-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +22.2 KB - Content
- image-20220602153621-3.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +22.3 KB - Content
- image-20220602155039-4.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +24.6 KB - Content
- image-20220602163333-5.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +48.2 KB - Content
- image-20220602165351-6.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +10.6 KB - Content
- image-20220602165351-7.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +19.3 KB - Content
- image-20220602171200-8.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +276.1 KB - Content
- image-20220602171200-9.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +10.0 KB - Content
- image-20220602175638-10.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +85.5 KB - Content
- image-20220602175743-11.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +85.5 KB - Content
- image-20220602175818-12.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +102.5 KB - Content
- image-20220602175848-13.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +250.9 KB - Content
- image-20220602175912-14.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +176.1 KB - Content
- image-20220606110929-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +13.9 KB - Content