<
From version < 32.18 >
edited by Xiaoling
on 2022/06/02 15:31
To version < 32.14 >
edited by Xiaoling
on 2022/06/02 15:26
>
Change comment: There is no comment for this version

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222 222  
223 223  (((
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
225 -
226 -
227 227  )))
228 228  )))
229 229  
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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:782px" %)
235 -|(% style="width:128px" %)(((
232 +(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
233 +|(((
236 236  **AT Commands**
237 -)))|(% style="width:305px" %)(((
235 +)))|(% style="width:285px" %)(((
238 238  **Description**
239 -)))|(% style="width:346px" %)(((
237 +)))|(% style="width:347px" %)(((
240 240  **Example**
241 241  )))
242 -|(% style="width:128px" %)(((
240 +|(((
243 243  AT+BAUDR
244 -)))|(% style="width:305px" %)(((
242 +)))|(% style="width:285px" %)(((
245 245  Set the baud rate (for RS485 connection). Default Value is: 9600.
246 -)))|(% style="width:346px" %)(((
244 +)))|(% style="width:347px" %)(((
247 247  (((
248 248  AT+BAUDR=9600
249 249  )))
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252 252  Options: (1200,2400,4800,14400,19200,115200)
253 253  )))
254 254  )))
255 -|(% style="width:128px" %)(((
253 +|(((
256 256  AT+PARITY
257 -)))|(% style="width:305px" %)(((
255 +)))|(% style="width:285px" %)(((
258 258  Set UART parity (for RS485 connection)
259 -)))|(% style="width:346px" %)(((
257 +)))|(% style="width:347px" %)(((
260 260  (((
261 261  AT+PARITY=0
262 262  )))
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265 265  Option: 0: no parity, 1: odd parity, 2: even parity
266 266  )))
267 267  )))
268 -|(% style="width:128px" %)(((
266 +|(((
269 269  AT+STOPBIT
270 -)))|(% style="width:305px" %)(((
268 +)))|(% style="width:285px" %)(((
271 271  (((
272 272  Set serial stopbit (for RS485 connection)
273 273  )))
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275 275  (((
276 276  
277 277  )))
278 -)))|(% style="width:346px" %)(((
276 +)))|(% style="width:347px" %)(((
279 279  (((
280 280  AT+STOPBIT=0 for 1bit
281 281  )))
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289 289  )))
290 290  )))
291 291  
292 -
293 -
294 294  === 3.3.2 Configure sensors ===
295 295  
296 296  (((
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309 309  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
310 310  )))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
311 311  
312 -
313 -
314 314  === 3.3.3 Configure read commands for each sampling ===
315 315  
316 316  (((
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