Skip to Content
Last modified by Xiaoling on 2025/04/23 15:57
From version 40.14
edited by Xiaoling
on 2022/06/06 09:35
Change comment: There is no comment for this version
To version 40.41
edited by Xiaoling
on 2022/06/06 10:10
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -94,8 +94,6 @@
94 94  * 127 dB Dynamic Range RSSI.
95 95  * Automatic RF Sense and CAD with ultra-fast AFC. ​​​
96 96  
97 -
98 -
99 99  == 1.3 Features ==
100 100  
101 101  * LoRaWAN Class A & Class C protocol (default Class A)
... ... @@ -126,29 +126,47 @@
126 126  (((
127 127  
128 128  
127 +(((
129 129  v1.4
130 130  )))
130 +)))
131 131  
132 132  (((
133 +(((
133 133  ~1. Change Power IC to TPS22916
134 134  )))
136 +)))
135 135  
138 +(((
139 +
140 +)))
136 136  
137 137  (((
143 +(((
138 138  v1.3
139 139  )))
146 +)))
140 140  
141 141  (((
149 +(((
142 142  ~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire
143 143  )))
152 +)))
144 144  
154 +(((
155 +
156 +)))
145 145  
146 146  (((
159 +(((
147 147  v1.2
148 148  )))
162 +)))
149 149  
150 150  (((
165 +(((
151 151  Release version ​​​​​
167 +)))
152 152  
153 153  
154 154  )))
... ... @@ -242,82 +242,131 @@
242 242  
243 243  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
244 244  
261 +(((
245 245  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
263 +)))
246 246  
265 +(((
247 247  **~1. RS485-MODBUS mode:**
267 +)))
248 248  
269 +(((
249 249  AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
271 +)))
250 250  
273 +(((
251 251  **2. TTL mode:**
275 +)))
252 252  
277 +(((
253 253  AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
279 +)))
254 254  
281 +(((
255 255  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.
283 +)))
256 256  
257 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
258 -|(((
285 +(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
286 +|=(% style="width: 110px;" %)(((
287 +(((
259 259  **AT Commands**
260 -)))|(% style="width:285px" %)(((
289 +)))
290 +)))|=(% style="width: 200px;" %)(((
291 +(((
261 261  **Description**
262 -)))|(% style="width:347px" %)(((
293 +)))
294 +)))|=(% style="width: 200px;" %)(((
295 +(((
263 263  **Example**
264 264  )))
265 -|(((
298 +)))
299 +|(% style="width:110px" %)(((
300 +(((
266 266  AT+BAUDR
267 -)))|(% style="width:285px" %)(((
302 +)))
303 +)))|(% style="width:200px" %)(((
304 +(((
268 268  Set the baud rate (for RS485 connection). Default Value is: 9600.
269 -)))|(% style="width:347px" %)(((
306 +)))
307 +)))|(% style="width:200px" %)(((
270 270  (((
309 +(((
271 271  AT+BAUDR=9600
272 272  )))
312 +)))
273 273  
274 274  (((
315 +(((
275 275  Options: (1200,2400,4800,14400,19200,115200)
276 276  )))
277 277  )))
278 -|(((
319 +)))
320 +|(% style="width:110px" %)(((
321 +(((
279 279  AT+PARITY
280 -)))|(% style="width:285px" %)(((
323 +)))
324 +)))|(% style="width:200px" %)(((
281 281  (((
326 +(((
282 282  Set UART parity (for RS485 connection)
283 283  )))
329 +)))
284 284  
285 285  (((
332 +(((
286 286  Default Value is: no parity.
287 287  )))
288 -)))|(% style="width:347px" %)(((
335 +)))
336 +)))|(% style="width:200px" %)(((
289 289  (((
338 +(((
290 290  AT+PARITY=0
291 291  )))
341 +)))
292 292  
293 293  (((
344 +(((
294 294  Option: 0: no parity, 1: odd parity, 2: even parity
295 295  )))
296 296  )))
297 -|(((
348 +)))
349 +|(% style="width:110px" %)(((
350 +(((
298 298  AT+STOPBIT
299 -)))|(% style="width:285px" %)(((
352 +)))
353 +)))|(% style="width:200px" %)(((
300 300  (((
355 +(((
301 301  Set serial stopbit (for RS485 connection)
302 302  )))
358 +)))
303 303  
304 304  (((
361 +(((
305 305  Default Value is: 1bit.
306 306  )))
307 -)))|(% style="width:347px" %)(((
364 +)))
365 +)))|(% style="width:200px" %)(((
308 308  (((
367 +(((
309 309  AT+STOPBIT=0 for 1bit
310 310  )))
370 +)))
311 311  
312 312  (((
373 +(((
313 313  AT+STOPBIT=1 for 1.5 bit
314 314  )))
376 +)))
315 315  
316 316  (((
379 +(((
317 317  AT+STOPBIT=2 for 2 bits
318 318  )))
319 319  )))
383 +)))
320 320  
385 +
321 321  === 3.3.2 Configure sensors ===
322 322  
323 323  (((
... ... @@ -723,7 +723,7 @@
723 723  )))
724 724  
725 725  (((
726 -}
791 +**}**
727 727  
728 728  
729 729  )))
... ... @@ -745,8 +745,6 @@
745 745  
746 746  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
747 747  
748 -
749 -
750 750  === 3.5.1 Common Commands: ===
751 751  
752 752  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]]
... ... @@ -1001,6 +1001,7 @@
1001 1001  
1002 1002  
1003 1003  
1067 +
1004 1004  ==== **Manually trigger an Uplink** ====
1005 1005  
1006 1006  Ask device to send an uplink immediately.
... ... @@ -1011,6 +1011,7 @@
1011 1011  
1012 1012  
1013 1013  
1078 +
1014 1014  ==== **Clear RS485 Command** ====
1015 1015  
1016 1016  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
... ... @@ -1097,6 +1097,7 @@
1097 1097  **07 02 aa bb**  Same as AT+3V3T=(aa bb)
1098 1098  
1099 1099  
1165 +
1100 1100  == 3.6 Buttons ==
1101 1101  
1102 1102  (% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
... ... @@ -1103,8 +1103,6 @@
1103 1103  |=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1104 1104  |(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1105 1105  
1106 -
1107 -
1108 1108  == 3.7 +3V3 Output ==
1109 1109  
1110 1110  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -1145,8 +1145,6 @@
1145 1145  |=**LEDs**|=(% style="width: 274px;" %)**Feature**
1146 1146  |**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1147 1147  
1148 -
1149 -
1150 1150  == 3.10 Switch Jumper ==
1151 1151  
1152 1152  (% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
... ... @@ -1186,7 +1186,7 @@
1186 1186  [[image:1654136105500-922.png]]
1187 1187  
1188 1188  
1189 -More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]]
1251 +More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1190 1190  
1191 1191  
1192 1192  == 5.2 Common AT Command Sequence ==
... ... @@ -1290,13 +1290,17 @@
1290 1290  
1291 1291  == 6.2 How to change the LoRa Frequency Bands/Region? ==
1292 1292  
1355 +(((
1293 1293  User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1357 +)))
1294 1294  
1295 1295  
1296 1296  
1297 1297  == 6.3 How many RS485-Slave can RS485-BL connects? ==
1298 1298  
1363 +(((
1299 1299  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>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1365 +)))
1300 1300  
1301 1301  
1302 1302  
... ... @@ -1368,5 +1368,9 @@
1368 1368  
1369 1369  = 10. Support =
1370 1370  
1371 -* 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.
1372 -* 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]]
1437 +* (((
1438 +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.
1439 +)))
1440 +* (((
1441 +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]]
1442 +)))