Last modified by Xiaoling on 2025/04/23 15:56
<
From version < 3.2 >
edited by Xiaoling
on 2022/05/19 17:30
To version < 16.1 >
edited by Xiaoling
on 2022/05/19 18:02
>
Change comment: There is no comment for this version

Summary

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1 1  (% style="text-align:center" %)
2 2  [[image:1652947681187-144.png||height="385" width="385"]]
3 3  
4 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.jpg]]
5 5  
6 6  
7 7  
... ... @@ -27,7 +27,7 @@
27 27  )))
28 28  
29 29  (((
30 -RS485-BL can interface to RS485 sensor, 3.3v/5v UART sensor or interrupt sensor. RS485-BL provides **a 3.3v output** and** a 5v output** to power external sensors. Both output voltages are controllable to minimize the total system power consumption.
29 +RS485-BL can interface to RS485 sensor, 3.3v/5v UART sensor or interrupt sensor. RS485-BL provides **a 3.3v output** and** a 5v output** to power external sensors. Both output voltages are controllable to minimize the total system power consumption.
31 31  )))
32 32  
33 33  (((
... ... @@ -50,7 +50,7 @@
50 50  Each RS485-BL pre-load with a set of unique keys for LoRaWAN registration, register these keys to LoRaWAN server and it will auto connect after power on.
51 51  )))
52 52  
53 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.png]]
52 +[[image:1652953304999-717.png||height="424" width="733"]]
54 54  
55 55  == 1.2 Specifications ==
56 56  
... ... @@ -57,7 +57,7 @@
57 57  **Hardware System:**
58 58  
59 59  * STM32L072CZT6 MCU
60 -* SX1276/78 Wireless Chip
59 +* SX1276/78 Wireless Chip 
61 61  * Power Consumption (exclude RS485 device):
62 62  ** Idle: 6uA@3.3v
63 63  
... ... @@ -64,7 +64,6 @@
64 64  *
65 65  ** 20dB Transmit: 130mA@3.3v
66 66  
67 -
68 68  **Interface for Model:**
69 69  
70 70  * 1 x RS485 Interface
... ... @@ -74,7 +74,6 @@
74 74  * 1 x Interrupt Interface
75 75  * 1 x Controllable 5V output, max
76 76  
77 -
78 78  **LoRa Spec:**
79 79  
80 80  * Frequency Range:
... ... @@ -91,11 +91,10 @@
91 91  * Built-in bit synchronizer for clock recovery.
92 92  * Preamble detection.
93 93  * 127 dB Dynamic Range RSSI.
94 -* Automatic RF Sense and CAD with ultra-fast AFC.
91 +* Automatic RF Sense and CAD with ultra-fast AFC. ​​​
95 95  
93 +== 1.3 Features ==
96 96  
97 -*
98 -*1. Features
99 99  * LoRaWAN Class A & Class C protocol (default Class A)
100 100  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
101 101  * AT Commands to change parameters
... ... @@ -105,9 +105,8 @@
105 105  * Support Modbus protocol
106 106  * Support Interrupt uplink
107 107  
104 +== 1.4 Applications ==
108 108  
109 -*
110 -*1. Applications
111 111  * Smart Buildings & Home Automation
112 112  * Logistics and Supply Chain Management
113 113  * Smart Metering
... ... @@ -115,263 +115,294 @@
115 115  * Smart Cities
116 116  * Smart Factory
117 117  
113 +== 1.5 Firmware Change log ==
118 118  
119 -1.
120 -11. Firmware Change log
115 +[[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/||style="background-color: rgb(255, 255, 255);"]]
121 121  
122 -[[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/]]
117 +== 1.6 Hardware Change log ==
123 123  
124 -
125 -1.
126 -11. Hardware Change log
127 -
128 -
119 +(((
129 129  v1.4
121 +)))
130 130  
123 +(((
131 131  ~1. Change Power IC to TPS22916
125 +)))
132 132  
133 133  
128 +(((
134 134  v1.3
130 +)))
135 135  
132 +(((
136 136  ~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire
134 +)))
137 137  
138 138  
137 +(((
139 139  v1.2
139 +)))
140 140  
141 -Release version
141 +(((
142 +Release version ​​​​​
143 +)))
142 142  
145 += 2. Pin mapping and Power ON Device =
143 143  
144 -
145 -
146 -
147 -1. Pin mapping and Power ON Device
148 -
147 +(((
149 149  The RS485-BL is powered on by 8500mAh battery. To save battery life, RS485-BL is shipped with power off. User can put the jumper to power on RS485-BL.
149 +)))
150 150  
151 +[[image:1652953055962-143.png||height="387" width="728"]]
151 151  
152 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
153 153  
154 -
155 -
156 156  The Left TXD and RXD are TTL interface for external sensor. TTL level is controlled by 3.3/5v Jumper.
157 157  
156 += 3. Operation Mode =
158 158  
158 +== 3.1 How it works? ==
159 159  
160 -
161 -
162 -
163 -1. Operation Mode
164 -11. How it works?
165 -
160 +(((
166 166  The RS485-BL is configured as LoRaWAN OTAA Class A 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-BL. It will auto join the network via OTAA.
162 +)))
167 167  
164 +== 3.2 Example to join LoRaWAN network ==
168 168  
169 -1.
170 -11. Example to join LoRaWAN network
166 +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. 
171 171  
172 -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.
168 +[[image:1652953414711-647.png||height="337" width="723"]]
173 173  
174 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
175 -
176 -
170 +(((
177 177  The RS485-BL in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method.
172 +)))
178 178  
179 -
174 +(((
180 180  The LG308 is already set to connect to [[TTN V3 network >>url:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
176 +)))
181 181  
178 +(((
182 182  **Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-BL.
180 +)))
183 183  
182 +(((
184 184  Each RS485-BL is shipped with a sticker with unique device EUI:
184 +)))
185 185  
186 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image005.png]]
186 +[[image:1652953462722-299.png]]
187 187  
188 -
189 -
190 -
188 +(((
191 191  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
190 +)))
192 192  
192 +(((
193 193  Add APP EUI in the application.
194 +)))
194 194  
195 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.png]]
196 196  
197 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]]
198 198  
199 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
200 200  
201 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
199 +[[image:image-20220519174512-1.png]]
202 202  
201 +[[image:image-20220519174512-2.png||height="328" width="731"]]
203 203  
203 +[[image:image-20220519174512-3.png||height="556" width="724"]]
204 204  
205 +[[image:image-20220519174512-4.png]]
205 205  
206 -
207 -
208 -
209 -
210 -
211 -
212 -
213 -
214 -
215 -
216 -
217 -
218 -
219 219  You can also choose to create the device manually.
220 220  
221 -|(((
222 -
223 -)))
209 +[[image:1652953542269-423.png||height="710" width="723"]]
224 224  
225 -
226 -
227 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
228 -
229 229  Add APP KEY and DEV EUI
230 230  
231 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
213 +[[image:1652953553383-907.png||height="514" width="724"]]
232 232  
233 233  
216 +(((
234 234  **Step 2**: Power on RS485-BL 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.
218 +)))
235 235  
236 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
220 +[[image:1652953568895-172.png||height="232" width="724"]]
237 237  
222 +== 3.3 Configure Commands to read data ==
238 238  
239 -
240 -
241 -1.
242 -11. Configure Commands to read data
243 -
224 +(((
244 244  There are plenty of RS485 and TTL level devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-BL supports flexible command set. User can use [[AT Commands or LoRaWAN Downlink>>path:#AT_COMMAND]] Command to configure how RS485-BL should read the sensor and how to handle the return from RS485 or TTL sensors.
226 +)))
245 245  
228 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
246 246  
247 -1.
248 -11.
249 -111. Configure UART settings for RS485 or TTL communication
250 -
251 251  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
252 252  
253 -1. RS485-MODBUS mode:
232 +**~1. RS485-MODBUS mode:**
254 254  
255 255  AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
256 256  
236 +**2. TTL mode:**
257 257  
258 -1. TTL mode:
259 -
260 260  AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
261 261  
262 -
263 263  RS485-BL default UART settings is **9600, no parity, stop bit 1**. If the sensor has a different settings, user can change the RS485-BL setting to match.
264 264  
265 -
266 -|**AT Commands**|**Description**|**Example**
267 -|AT+BAUDR|Set the baud rate (for RS485 connection). Default Value is: 9600.|(((
242 +(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
243 +|(((
244 +**AT Commands**
245 +)))|(% style="width:285px" %)(((
246 +**Description**
247 +)))|(% style="width:347px" %)(((
248 +**Example**
249 +)))
250 +|(((
251 +AT+BAUDR
252 +)))|(% style="width:285px" %)(((
253 +Set the baud rate (for RS485 connection). Default Value is: 9600.
254 +)))|(% style="width:347px" %)(((
255 +(((
268 268  AT+BAUDR=9600
257 +)))
269 269  
259 +(((
270 270  Options: (1200,2400,4800,14400,19200,115200)
271 271  )))
272 -|AT+PARITY|(((
262 +)))
263 +|(((
264 +AT+PARITY
265 +)))|(% style="width:285px" %)(((
266 +(((
273 273  Set UART parity (for RS485 connection)
268 +)))
274 274  
270 +(((
275 275  Default Value is: no parity.
276 -)))|(((
272 +)))
273 +)))|(% style="width:347px" %)(((
274 +(((
277 277  AT+PARITY=0
276 +)))
278 278  
278 +(((
279 279  Option: 0: no parity, 1: odd parity, 2: even parity
280 280  )))
281 -|AT+STOPBIT|(((
281 +)))
282 +|(((
283 +AT+STOPBIT
284 +)))|(% style="width:285px" %)(((
285 +(((
282 282  Set serial stopbit (for RS485 connection)
287 +)))
283 283  
289 +(((
284 284  Default Value is: 1bit.
285 -)))|(((
291 +)))
292 +)))|(% style="width:347px" %)(((
293 +(((
286 286  AT+STOPBIT=0 for 1bit
295 +)))
287 287  
297 +(((
288 288  AT+STOPBIT=1 for 1.5 bit
299 +)))
289 289  
301 +(((
290 290  AT+STOPBIT=2 for 2 bits
291 291  )))
304 +)))
292 292  
306 +=== 3.3.2 Configure sensors ===
293 293  
308 +(((
309 +Some sensors might need to configure before normal operation. User can configure such sensor via PC or through RS485-BL AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**.
310 +)))
294 294  
312 +(((
313 +When user issue an (% style="color:#4f81bd" %)**AT+CFGDEV**(%%) command, Each (% style="color:#4f81bd" %)**AT+CFGDEV**(%%) equals to send a command to the RS485 or TTL sensors. This command will only run when user input it and won’t run during each sampling.
314 +)))
295 295  
296 -
297 -1.
298 -11.
299 -111. Configure sensors
300 -
301 -Some sensors might need to configure before normal operation. User can configure such sensor via PC or through RS485-BL AT Commands AT+CFGDEV.
302 -
303 -
304 -When user issue an AT+CFGDEV command, Each AT+CFGDEV equals to send a command to the RS485 or TTL sensors. This command will only run when user input it and won’t run during each sampling.
305 -
306 -|**AT Commands**|**Description**|**Example**
307 -|AT+CFGDEV|(((
316 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
317 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
318 +|AT+CFGDEV|(% style="width:418px" %)(((
308 308  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
309 309  
310 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
321 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
311 311  
312 -m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
313 -)))|AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
323 +mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
324 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
314 314  
315 315  Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>path:#AT_CFGDEV]].
316 316  
328 +=== 3.3.3 Configure read commands for each sampling ===
317 317  
318 -
319 -
320 -
321 -1.
322 -11.
323 -111. Configure read commands for each sampling
324 -
330 +(((
325 325  RS485-BL is a battery powered device; it will sleep most of time. And wake up on each period and read RS485 / TTL sensor data and uplink.
332 +)))
326 326  
327 -
334 +(((
328 328  During each sampling, we need to confirm what commands we need to send to the sensors to read data. After the RS485/TTL sensors send back the value, it normally includes some bytes and we only need a few from them for a shorten payload.
336 +)))
329 329  
330 -
338 +(((
331 331  To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
340 +)))
332 332  
333 -
342 +(((
334 334  This section describes how to achieve above goals.
344 +)))
335 335  
336 -
346 +(((
337 337  During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
348 +)))
338 338  
339 -
350 +(((
340 340  **Command from RS485-BL to Sensor:**
352 +)))
341 341  
354 +(((
342 342  RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar.
356 +)))
343 343  
344 -
358 +(((
345 345  **Handle return from sensors to RS485-BL**:
360 +)))
346 346  
362 +(((
347 347  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**
364 +)))
348 348  
366 +* (((
367 +**AT+DATACUT**
368 +)))
349 349  
350 -* **AT+DATACUT**
351 -
370 +(((
352 352  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.
372 +)))
353 353  
374 +* (((
375 +**AT+SEARCH**
376 +)))
354 354  
355 -* **AT+SEARCH**
356 -
378 +(((
357 357  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.
380 +)))
358 358  
359 -
382 +(((
360 360  **Define wait timeout:**
384 +)))
361 361  
386 +(((
362 362  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
388 +)))
363 363  
364 -
390 +(((
365 365  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
392 +)))
366 366  
367 -
368 368  **Examples:**
369 369  
370 370  Below are examples for the how above AT Commands works.
371 371  
372 -
373 373  **AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
374 374  
400 +(% border="1" class="table-bordered" %)
375 375  |(((
376 376  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
377 377  
... ... @@ -384,9 +384,9 @@
384 384  
385 385  In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
386 386  
387 -
388 388  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
389 389  
415 +(% border="1" class="table-bordered" %)
390 390  |(((
391 391  **AT+SEARCHx=aa,xx xx xx xx xx**
392 392  
... ... @@ -423,7 +423,7 @@
423 423  
424 424  * **a: length for the return of AT+COMMAND**
425 425  * **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.**
426 -* **c: define the position for valid value. **
452 +* **c: define the position for valid value.  **
427 427  )))
428 428  
429 429  Examples:
... ... @@ -464,7 +464,7 @@
464 464  
465 465  
466 466  
467 -1.
493 +1.
468 468  11.
469 469  111. Compose the uplink payload
470 470  
... ... @@ -561,7 +561,6 @@
561 561  1.
562 562  11. Uplink Payload
563 563  
564 -
565 565  |**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
566 566  |Value|(((
567 567  Battery(mV)
... ... @@ -610,7 +610,7 @@
610 610  
611 611  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
612 612  
613 -1.
638 +1.
614 614  11. Configure RS485-BL via AT or Downlink
615 615  
616 616  User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
... ... @@ -621,12 +621,10 @@
621 621  
622 622  * **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
623 623  
624 -
625 625  1.
626 626  11.
627 627  111. Common Commands:
628 628  
629 -
630 630  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]]
631 631  
632 632  
... ... @@ -634,7 +634,6 @@
634 634  11.
635 635  111. Sensor related commands:
636 636  
637 -
638 638  ==== Choose Device Type (RS485 or TTL) ====
639 639  
640 640  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
... ... @@ -675,7 +675,6 @@
675 675  * XX XX XX XX: RS485 command total NN bytes
676 676  * 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
677 677  
678 -
679 679  **Example 1:**
680 680  
681 681  To connect a Modbus Alarm with below commands.
... ... @@ -784,7 +784,6 @@
784 784  
785 785  * AT+MBFUN=0: Disable Modbus fast reading.
786 786  
787 -
788 788  Example:
789 789  
790 790  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
... ... @@ -869,7 +869,7 @@
869 869  
870 870  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
871 871  
872 -Example screen shot after clear all RS485 commands.
892 +Example screen shot after clear all RS485 commands. 
873 873  
874 874  
875 875  
... ... @@ -913,7 +913,6 @@
913 913  * A7 01 00 60   same as AT+BAUDR=9600
914 914  * A7 01 04 80  same as AT+BAUDR=115200
915 915  
916 -
917 917  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
918 918  
919 919  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
... ... @@ -944,17 +944,15 @@
944 944  1.
945 945  11. Buttons
946 946  
947 -
948 948  |**Button**|**Feature**
949 949  |**RST**|Reboot RS485-BL
950 950  
951 -
952 952  1.
953 953  11. +3V3 Output
954 954  
955 955  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
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.
974 +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. 
958 958  
959 959  
960 960  The +3V3 output time can be controlled by AT Command.
... ... @@ -972,7 +972,7 @@
972 972  
973 973  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.
992 +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. 
976 976  
977 977  
978 978  The 5V output time can be controlled by AT Command.
... ... @@ -993,7 +993,6 @@
993 993  |**LEDs**|**Feature**
994 994  |**LED1**|Blink when device transmit a packet.
995 995  
996 -
997 997  1.
998 998  11. Switch Jumper
999 999  
... ... @@ -1015,7 +1015,6 @@
1015 1015  
1016 1016  1. Case Study
1017 1017  
1018 -
1019 1019  User can check this URL for some case studies.
1020 1020  
1021 1021  [[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]]
... ... @@ -1103,7 +1103,6 @@
1103 1103  * For bug fix
1104 1104  * Change LoRaWAN bands.
1105 1105  
1106 -
1107 1107  Below shows the hardware connection for how to upload an image to RS485-BL:
1108 1108  
1109 1109  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
... ... @@ -1147,7 +1147,6 @@
1147 1147  1.
1148 1148  11. How many RS485-Slave can RS485-BL connects?
1149 1149  
1150 -
1151 1151  The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]].
1152 1152  
1153 1153  
... ... @@ -1158,7 +1158,7 @@
1158 1158  
1159 1159  Please see this link for debug:
1160 1160  
1161 -[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]]
1174 +[[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]] 
1162 1162  
1163 1163  
1164 1164  
... ... @@ -1173,7 +1173,6 @@
1173 1173  
1174 1174  1. Order Info
1175 1175  
1176 -
1177 1177  **Part Number: RS485-BL-XXX**
1178 1178  
1179 1179  **XXX:**
... ... @@ -1189,7 +1189,6 @@
1189 1189  * **RU864**: frequency bands RU864
1190 1190  * **KZ865: **frequency bands KZ865
1191 1191  
1192 -
1193 1193  1. Packing Info
1194 1194  
1195 1195  **Package Includes**:
... ... @@ -1198,7 +1198,6 @@
1198 1198  * Stick Antenna for LoRa RF part x 1
1199 1199  * Program cable x 1
1200 1200  
1201 -
1202 1202  **Dimension and weight**:
1203 1203  
1204 1204  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -1206,7 +1206,6 @@
1206 1206  * Package Size / pcs : 14.5 x 8 x 5 cm
1207 1207  * Weight / pcs : 170g
1208 1208  
1209 -
1210 1210  1. Support
1211 1211  
1212 1212  * 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.
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