<
From version < 32.14 >
edited by Xiaoling
on 2022/06/02 15:26
To version < 32.18 >
edited by Xiaoling
on 2022/06/02 15:31
>
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 +
225 225  )))
226 226  )))
227 227  
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229 229  
230 230  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:
231 231  
232 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
233 -|(((
234 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
235 +|(% style="width:128px" %)(((
234 234  **AT Commands**
235 -)))|(% style="width:285px" %)(((
237 +)))|(% style="width:305px" %)(((
236 236  **Description**
237 -)))|(% style="width:347px" %)(((
239 +)))|(% style="width:346px" %)(((
238 238  **Example**
239 239  )))
240 -|(((
242 +|(% style="width:128px" %)(((
241 241  AT+BAUDR
242 -)))|(% style="width:285px" %)(((
244 +)))|(% style="width:305px" %)(((
243 243  Set the baud rate (for RS485 connection). Default Value is: 9600.
244 -)))|(% style="width:347px" %)(((
246 +)))|(% style="width:346px" %)(((
245 245  (((
246 246  AT+BAUDR=9600
247 247  )))
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250 250  Options: (1200,2400,4800,14400,19200,115200)
251 251  )))
252 252  )))
253 -|(((
255 +|(% style="width:128px" %)(((
254 254  AT+PARITY
255 -)))|(% style="width:285px" %)(((
257 +)))|(% style="width:305px" %)(((
256 256  Set UART parity (for RS485 connection)
257 -)))|(% style="width:347px" %)(((
259 +)))|(% style="width:346px" %)(((
258 258  (((
259 259  AT+PARITY=0
260 260  )))
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263 263  Option: 0: no parity, 1: odd parity, 2: even parity
264 264  )))
265 265  )))
266 -|(((
268 +|(% style="width:128px" %)(((
267 267  AT+STOPBIT
268 -)))|(% style="width:285px" %)(((
270 +)))|(% style="width:305px" %)(((
269 269  (((
270 270  Set serial stopbit (for RS485 connection)
271 271  )))
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273 273  (((
274 274  
275 275  )))
276 -)))|(% style="width:347px" %)(((
278 +)))|(% style="width:346px" %)(((
277 277  (((
278 278  AT+STOPBIT=0 for 1bit
279 279  )))
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287 287  )))
288 288  )))
289 289  
292 +
293 +
290 290  === 3.3.2 Configure sensors ===
291 291  
292 292  (((
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305 305  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
306 306  )))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
307 307  
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313 +
308 308  === 3.3.3 Configure read commands for each sampling ===
309 309  
310 310  (((
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