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Last modified by Xiaoling on 2025/04/23 15:57
From version 40.8
edited by Xiaoling
on 2022/06/06 09:17
Change comment: There is no comment for this version
To version 40.38
edited by Xiaoling
on 2022/06/06 10:04
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -124,29 +124,47 @@
124 124  (((
125 125  
126 126  
127 +(((
127 127  v1.4
128 128  )))
130 +)))
129 129  
130 130  (((
133 +(((
131 131  ~1. Change Power IC to TPS22916
132 132  )))
136 +)))
133 133  
138 +(((
139 +
140 +)))
134 134  
135 135  (((
143 +(((
136 136  v1.3
137 137  )))
146 +)))
138 138  
139 139  (((
149 +(((
140 140  ~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire
141 141  )))
152 +)))
142 142  
154 +(((
155 +
156 +)))
143 143  
144 144  (((
159 +(((
145 145  v1.2
146 146  )))
162 +)))
147 147  
148 148  (((
165 +(((
149 149  Release version ​​​​​
167 +)))
150 150  
151 151  
152 152  )))
... ... @@ -240,82 +240,131 @@
240 240  
241 241  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
242 242  
261 +(((
243 243  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
263 +)))
244 244  
265 +(((
245 245  **~1. RS485-MODBUS mode:**
267 +)))
246 246  
269 +(((
247 247  AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
271 +)))
248 248  
273 +(((
249 249  **2. TTL mode:**
275 +)))
250 250  
277 +(((
251 251  AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
279 +)))
252 252  
281 +(((
253 253  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 +)))
254 254  
255 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
256 -|(((
285 +(% border="1" style="background-color:#ffffcc; color:green; width:767px" %)
286 +|=(% style="width: 121px;" %)(((
287 +(((
257 257  **AT Commands**
258 -)))|(% style="width:285px" %)(((
289 +)))
290 +)))|=(% style="width: 110px;" %)(((
291 +(((
259 259  **Description**
260 -)))|(% style="width:347px" %)(((
293 +)))
294 +)))|=(% style="width: 200px;" %)(((
295 +(((
261 261  **Example**
262 262  )))
263 -|(((
298 +)))
299 +|(% style="width:20px" %)(((
300 +(((
264 264  AT+BAUDR
265 -)))|(% style="width:285px" %)(((
302 +)))
303 +)))|(% style="width:303px" %)(((
304 +(((
266 266  Set the baud rate (for RS485 connection). Default Value is: 9600.
267 -)))|(% style="width:347px" %)(((
306 +)))
307 +)))|(% style="width:340px" %)(((
268 268  (((
309 +(((
269 269  AT+BAUDR=9600
270 270  )))
312 +)))
271 271  
272 272  (((
315 +(((
273 273  Options: (1200,2400,4800,14400,19200,115200)
274 274  )))
275 275  )))
276 -|(((
319 +)))
320 +|(% style="width:121px" %)(((
321 +(((
277 277  AT+PARITY
278 -)))|(% style="width:285px" %)(((
323 +)))
324 +)))|(% style="width:303px" %)(((
279 279  (((
326 +(((
280 280  Set UART parity (for RS485 connection)
281 281  )))
329 +)))
282 282  
283 283  (((
332 +(((
284 284  Default Value is: no parity.
285 285  )))
286 -)))|(% style="width:347px" %)(((
335 +)))
336 +)))|(% style="width:340px" %)(((
287 287  (((
338 +(((
288 288  AT+PARITY=0
289 289  )))
341 +)))
290 290  
291 291  (((
344 +(((
292 292  Option: 0: no parity, 1: odd parity, 2: even parity
293 293  )))
294 294  )))
295 -|(((
348 +)))
349 +|(% style="width:121px" %)(((
350 +(((
296 296  AT+STOPBIT
297 -)))|(% style="width:285px" %)(((
352 +)))
353 +)))|(% style="width:303px" %)(((
298 298  (((
355 +(((
299 299  Set serial stopbit (for RS485 connection)
300 300  )))
358 +)))
301 301  
302 302  (((
361 +(((
303 303  Default Value is: 1bit.
304 304  )))
305 -)))|(% style="width:347px" %)(((
364 +)))
365 +)))|(% style="width:340px" %)(((
306 306  (((
367 +(((
307 307  AT+STOPBIT=0 for 1bit
308 308  )))
370 +)))
309 309  
310 310  (((
373 +(((
311 311  AT+STOPBIT=1 for 1.5 bit
312 312  )))
376 +)))
313 313  
314 314  (((
379 +(((
315 315  AT+STOPBIT=2 for 2 bits
316 316  )))
317 317  )))
383 +)))
318 318  
385 +
319 319  === 3.3.2 Configure sensors ===
320 320  
321 321  (((
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721 721  )))
722 722  
723 723  (((
724 -}
791 +**}**
725 725  
726 726  
727 727  )))
... ... @@ -824,6 +824,7 @@
824 824  
825 825  
826 826  
894 +
827 827  ==== **Set Payload version** ====
828 828  
829 829  This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
... ... @@ -996,6 +996,7 @@
996 996  
997 997  
998 998  
1067 +
999 999  ==== **Manually trigger an Uplink** ====
1000 1000  
1001 1001  Ask device to send an uplink immediately.
... ... @@ -1006,6 +1006,7 @@
1006 1006  
1007 1007  
1008 1008  
1078 +
1009 1009  ==== **Clear RS485 Command** ====
1010 1010  
1011 1011  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
... ... @@ -1092,6 +1092,7 @@
1092 1092  **07 02 aa bb**  Same as AT+3V3T=(aa bb)
1093 1093  
1094 1094  
1165 +
1095 1095  == 3.6 Buttons ==
1096 1096  
1097 1097  (% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
... ... @@ -1177,7 +1177,7 @@
1177 1177  [[image:1654136105500-922.png]]
1178 1178  
1179 1179  
1180 -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"]]
1181 1181  
1182 1182  
1183 1183  == 5.2 Common AT Command Sequence ==
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1281 1281  
1282 1282  == 6.2 How to change the LoRa Frequency Bands/Region? ==
1283 1283  
1355 +(((
1284 1284  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 +)))
1285 1285  
1286 1286  
1287 1287  
1288 1288  == 6.3 How many RS485-Slave can RS485-BL connects? ==
1289 1289  
1363 +(((
1290 1290  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 +)))
1291 1291  
1292 1292  
1293 1293  
... ... @@ -1359,5 +1359,9 @@
1359 1359  
1360 1360  = 10. Support =
1361 1361  
1362 -* 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.
1363 -* 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 +)))