Last modified by Mengting Qiu on 2024/04/30 14:27
<
From version < 56.4 >
edited by Xiaoling
on 2022/05/23 11:59
To version < 73.2 >
edited by Xiaoling
on 2022/05/23 15:27
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -126,15 +126,17 @@
126 126  * **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
127 127  * **Working Mode**: In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65 will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
128 128  
129 +(((
129 129  The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
131 +)))
130 130  
131 131  [[image:image-20220515123819-1.png||height="379" width="317"]]
132 132  
133 -(% border="1" %)
134 -|**Behavior on ACT**|**Function**|**Action**
135 -|**Pressing ACT between 1s < time < 3s**|Test uplink status|If LHT65N is already Joined to the LoRaWAN network, LHT65N will send an uplink packet, if LHT65N has an external sensor connected, blue led will blink once. If LHT65N has no external sensor, red led will blink once.
136 -|**Pressing ACT for more than 3s**|Active Device|green led will fast blink 5 times, LHT65N will enter working mode and start to JOIN LoRaWAN network. green led will solid turn on for 5 seconds after join in network.
137 -|**Fast press ACT 5 times**|Deactivate Device|red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode.
135 +(% border="1" style="background-color:#ffffcc; color:green; width:739px" %)
136 +|**Behavior on ACT**|**Function**|(% style="width:424px" %)**Action**
137 +|**Pressing ACT between 1s < time < 3s**|Test uplink status|(% style="width:424px" %)If LHT65N is already Joined to the LoRaWAN network, LHT65N will send an uplink packet, if LHT65N has an external sensor connected, blue led will blink once. If LHT65N has no external sensor, red led will blink once.
138 +|**Pressing ACT for more than 3s**|Active Device|(% style="width:424px" %)green led will fast blink 5 times, LHT65N will enter working mode and start to JOIN LoRaWAN network. green led will solid turn on for 5 seconds after join in network.
139 +|**Fast press ACT 5 times**|Deactivate Device|(% style="width:424px" %)red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode.
138 138  
139 139  == 2.3 Example to join LoRaWAN network ==
140 140  
... ... @@ -161,10 +161,8 @@
161 161  
162 162  [[image:image-20220522232916-3.png]]
163 163  
164 -
165 165  [[image:image-20220522232932-4.png]]
166 166  
167 -
168 168  [[image:image-20220522232954-5.png]]
169 169  
170 170  Note: LHT65N use same payload as LHT65.
... ... @@ -181,27 +181,55 @@
181 181  
182 182  Use ACT button to activate LHT65N and it will auto-join to the TTN V3 network. After join success, it will start to upload sensor data to TTN V3 and user can see in the panel.
183 183  
184 -[[image:image-20220522233300-8.png]]
184 +[[image:image-20220522233300-8.png||height="219" width="722"]]
185 185  
186 186  
187 187  == 2.4 Uplink Payload ==
188 188  
189 -The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and(% class="mark" %) every 20 minutes(%%) send one uplink by default.
189 +The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
190 190  
191 -After each uplink, the (% class="mark" %)BLUE LED(%%) will blink once.
191 +After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
192 192  
193 193  
194 -(% border="1" style="width:572px" %)
195 -|(% style="width:106px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:128px" %)**2**|(% style="width:103px" %)**2**|(% style="width:72px" %)**1**|(% style="width:89px" %)**4**
196 -|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:#Battery]]|(% style="width:128px" %)(((
197 -[[Built-In>>path:#SHT20_Temperature]]
194 +(% border="1" style="background-color:#ffffcc; color:green; width:428px" %)
195 +|(% style="width:106px" %)(((
196 +**Size(bytes)**
197 +)))|(% style="width:46px" %)(((
198 +**2**
199 +)))|(% style="width:104px" %)(((
200 +**2**
201 +)))|(% style="width:80px" %)(((
202 +**2**
203 +)))|(% style="width:51px" %)(((
204 +**1**
205 +)))|(% style="width:35px" %)(((
206 +**4**
207 +)))
208 +|(% style="width:106px" %)(((
209 +**Value**
210 +)))|(% style="width:46px" %)(((
211 +[[BAT>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.2BAT-BatteryInfo]]
212 +)))|(% style="width:104px" %)(((
213 +(((
214 +[[Built-In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
215 +)))
198 198  
199 -[[Temperature>>path:#SHT20_Temperature]]
200 -)))|(% style="width:103px" %)(((
201 -[[Built-in>>path:#SHT20_Humidity]]
217 +(((
218 +[[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
219 +)))
220 +)))|(% style="width:80px" %)(((
221 +(((
222 +[[Built-in>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
223 +)))
202 202  
203 -[[Humidity>>path:#SHT20_Humidity]]
204 -)))|(% style="width:72px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:89px" %)[[Ext value>>path:#Extension_sensor_value]]
225 +(((
226 +[[Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
227 +)))
228 +)))|(% style="width:51px" %)(((
229 +[[Ext>>path:#Extension_Sensor]] #
230 +)))|(% style="width:35px" %)(((
231 +[[Ext value>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.6Extvalue]]
232 +)))
205 205  
206 206  * The First 6 bytes: has fix meanings for every LHT65N.
207 207  * The 7th byte (EXT #): defines the external sensor model.
... ... @@ -215,28 +215,47 @@
215 215  
216 216  [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
217 217  
218 -[[image:image-20220522234118-10.png]]
246 +[[image:image-20220522234118-10.png||height="353" width="729"]]
219 219  
220 -
221 221  === 2.4.2 BAT-Battery Info ===
222 222  
223 223  These two bytes of BAT include the battery state and the actually voltage
224 224  
225 -(% style="width:646px" %)
226 -|Bit(bit)|(% style="width:272px" %)[15:14]|(% style="width:214px" %)[13:0]
227 -|Value|(% style="width:272px" %)(((
252 +(% border="1" style="background-color:#ffffcc; color:green; width:502px" %)
253 +|(% style="width:75px" %)(((
254 +Bit(bit)
255 +)))|(% style="width:259px" %)(((
256 +[15:14]
257 +)))|(% style="width:164px" %)(((
258 +[13:0]
259 +)))
260 +|(% style="width:75px" %)(((
261 +Value
262 +)))|(% style="width:259px" %)(((
263 +(((
228 228  BAT Status
265 +)))
229 229  
267 +(((
230 230  00(b): Ultra Low ( BAT <= 2.50v)
269 +)))
231 231  
271 +(((
232 232  01(b): Low  (2.50v <=BAT <= 2.55v)
273 +)))
233 233  
275 +(((
234 234  10(b): OK   (2.55v <= BAT <=2.65v)
277 +)))
235 235  
279 +(((
236 236  11(b): Good   (BAT >= 2.65v)
237 -)))|(% style="width:214px" %)Actually BAT voltage
281 +)))
282 +)))|(% style="width:164px" %)(((
283 +Actually BAT voltage
284 +)))
238 238  
239 -[[image:image-20220522235639-1.png]]
286 +[[image:image-20220522235639-1.png||height="139" width="727"]]
240 240  
241 241  Check the battery voltage for LHT65N.
242 242  
... ... @@ -245,7 +245,7 @@
245 245  
246 246  === 2.4.3 Built-in Temperature ===
247 247  
248 -[[image:image-20220522235639-2.png]]
295 +[[image:image-20220522235639-2.png||height="138" width="722"]]
249 249  
250 250  * Temperature:  0x0ABB/100=27.47℃
251 251  
... ... @@ -255,7 +255,7 @@
255 255  
256 256  === 2.4.4 Built-in Humidity ===
257 257  
258 -[[image:image-20220522235639-4.png]]
305 +[[image:image-20220522235639-4.png||height="138" width="722"]]
259 259  
260 260  * Humidity:    0x025C/10=60.4%
261 261  
... ... @@ -263,10 +263,10 @@
263 263  
264 264  Bytes for External Sensor:
265 265  
266 -(% style="width:624px" %)
267 -|(% style="width:139px" %)**EXT # Value**|(% style="width:484px" %)**External Sensor Type**
268 -|(% style="width:139px" %)0x01|(% style="width:484px" %)Sensor E3, Temperature Sensor
269 -|(% style="width:139px" %)0x09|(% style="width:484px" %)Sensor E3, Temperature Sensor, Datalog Mod
313 +(% border="1" style="background-color:#ffffcc; color:green; width:473px" %)
314 +|(% style="width:139px" %)**EXT # Value**|(% style="width:331px" %)**External Sensor Type**
315 +|(% style="width:139px" %)0x01|(% style="width:331px" %)Sensor E3, Temperature Sensor
316 +|(% style="width:139px" %)0x09|(% style="width:331px" %)Sensor E3, Temperature Sensor, Datalog Mod
270 270  
271 271  === 2.4.6 Ext value ===
272 272  
... ... @@ -282,9 +282,13 @@
282 282  
283 283  * External temperature= (0xF54F-65536)/100=-27.37℃
284 284  
332 +(((
285 285  The last 2 bytes of data are meaningless
334 +)))
286 286  
336 +(((
287 287  If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
338 +)))
288 288  
289 289  
290 290  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
... ... @@ -291,30 +291,41 @@
291 291  
292 292  Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
293 293  
345 +(% border="1" style="background-color:#ffffcc; color:green; width:568px" %)
346 +|(% style="width:96px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:99px" %)**2**|(% style="width:132px" %)**2**|(% style="width:54px" %)**1**|(% style="width:64px" %)**4**
347 +|(% style="width:96px" %)(((
348 +**Value**
349 +)))|(% style="width:71px" %)(((
350 +[[External temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.2SetExternalSensorMode]]
351 +)))|(% style="width:99px" %)(((
352 +(((
353 +[[Built-In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
354 +)))
294 294  
295 -(% border="1" style="width:697px" %)
296 -|(% style="width:96px" %)**Size(bytes)**|(% style="width:164px" %)**2**|(% style="width:104px" %)**2**|(% style="width:106px" %)**2**|(% style="width:108px" %)**1**|(% style="width:116px" %)**4**
297 -|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[External temperature>>path:#DS18b20_value]]|(% style="width:104px" %)(((
298 -[[Built-In>>path:#SHT20_Temperature]]
356 +(((
357 +[[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
358 +)))
359 +)))|(% style="width:132px" %)(((
360 +(((
361 +BAT Status &
362 +)))
299 299  
300 -[[Temperature>>path:#SHT20_Temperature]]
301 -)))|(% style="width:106px" %)(((
302 -[[BAT Status &>>path:#BAT_Humidity]]
303 -
304 -[[Built-in>>path:#BAT_Humidity]]
305 -
306 -[[Humidity>>path:#BAT_Humidity]]
307 -)))|(% style="width:108px" %)[[Status & Ext>>path:#Status_EXT]]|(% style="width:116px" %)(((
308 -[[Unix>>path:#Unix_Time_Stamp]]
309 -
310 -[[Time Stamp>>path:#Unix_Time_Stamp]]
364 +(((
365 +[[Built-in Humidity>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
311 311  )))
367 +)))|(% style="width:54px" %)(((
368 +Status & Ext
369 +)))|(% style="width:64px" %)(((
370 +(((
371 +[[Unix Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.1SetTransmitIntervalTime]]
372 +)))
373 +)))
312 312  
313 -* **Battery status & **[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**>>path:#SHT20_Humidity]]
375 +* **Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)**
314 314  
315 -(% border="1" style="width:587px" %)
316 -|Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]
317 -|Value|(% style="width:280px" %)(((
377 +(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
378 +|(% style="width:65px" %)Bit(bit)|(% style="width:267px" %)[15:14]|(% style="width:134px" %)[11:0]
379 +|(% style="width:65px" %)Value|(% style="width:267px" %)(((
318 318  BAT Status
319 319  
320 320  00(b): Ultra Low ( BAT <= 2.50v)
... ... @@ -324,8 +324,8 @@
324 324  10(b): OK   (2.55v <= BAT <=2.65v)
325 325  
326 326  11(b): Good   (BAT >= 2.65v)
327 -)))|(% style="width:136px" %)(((
328 -[[Built-in Humidity>>path:#SHT20_Humidity]]
389 +)))|(% style="width:134px" %)(((
390 +[[Built-in Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
329 329  
330 330  
331 331  )))
... ... @@ -332,14 +332,8 @@
332 332  
333 333  * **Status & Ext Byte**
334 334  
335 -(% border="1" style="width:732px" %)
336 -|(% style="width:128px" %)**Bits**|(% style="width:102px" %)**7**|(% style="width:145px" %)**6**|(% style="width:117px" %)**5**|(% style="width:147px" %)**4**|(% style="width:90px" %)**[3:0]**
337 -|(% style="width:128px" %)**Status & Ext**|(% style="width:102px" %)Not Defined|(% style="width:145px" %)Poll Message Flag|(% style="width:117px" %)Sync time OK|(% style="width:147px" %)Unix Time Request|(% style="width:90px" %)(((
338 -Ext:
397 +[[image:image-20220523152434-16.png]]
339 339  
340 -0b(1001)
341 -)))
342 -
343 343  * Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
344 344  * Sync time OK: 1: Set time ok，0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
345 345  * Unix Time Request:1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
... ... @@ -348,12 +348,17 @@
348 348  
349 349  Datacake IoT platform provides a human-friendly interface to show the sensor data, once we have sensor data in TTN V3, we can use Datacake to connect to TTN V3 and see the data in Datacake. Below are the steps:
350 350  
407 +(((
351 351  **Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
409 +)))
352 352  
411 +(((
353 353  **Step 2**: Configure your Application to forward data to Datacake you will need to add integration. Go to TTN V3 Console ~-~-> Applications ~-~-> Integrations ~-~-> Add Integrations.
413 +)))
354 354  
355 -
415 +(((
356 356  Add Datacake:
417 +)))
357 357  
358 358  [[image:image-20220523000825-7.png||height="262" width="583"]]
359 359  
... ... @@ -362,16 +362,12 @@
362 362  
363 363  [[image:image-20220523000825-8.png||height="453" width="406"]]
364 364  
365 -
366 366  In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
367 367  
368 368  [[image:image-20220523000825-9.png||height="366" width="392"]]
369 369  
430 +[[image:image-20220523000825-10.png||height="413" width="728"]]
370 370  
371 -
372 -[[image:image-20220523000825-10.png||height="432" width="762"]]
373 -
374 -
375 375  == 2.6 Datalog Feature ==
376 376  
377 377  This feature is always enabled. When user wants to retrieve the sensor value, he can send a poll command from the IoT platform to ask LHT65N to send the value in the required time slot.
... ... @@ -383,50 +383,73 @@
383 383  [[image:image-20220523001219-11.png||height="97" width="627"]]
384 384  
385 385  
443 +(((
386 386  User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
445 +)))
387 387  
447 +(((
388 388  Below is the converter example
449 +)))
389 389  
390 -[[image:image-20220523001219-12.png||height="302" width="730"]]
451 +[[image:image-20220523001219-12.png||height="298" width="720"]]
391 391  
392 392  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
393 393  
394 -
395 395  === 2.6.2 Set Device Time ===
396 396  
457 +(((
397 397  There are two ways to set device’s time:
459 +)))
398 398  
461 +(((
399 399  **~1. Through LoRaWAN MAC Command (Default settings)**
463 +)))
400 400  
465 +(((
401 401  User need to set SYNCMOD=1 to enable sync time via MAC command.
467 +)))
402 402  
469 +(((
403 403  Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
471 +)))
404 404  
473 +(((
405 405  Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn’t support. If server doesn’t support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.
475 +)))
406 406  
477 +(((
478 +
479 +)))
407 407  
481 +(((
408 408  **2. Manually Set Time**
483 +)))
409 409  
485 +(((
410 410  User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
487 +)))
411 411  
412 -
413 413  === 2.6.3 Poll sensor value ===
414 414  
415 415  User can poll sensor value based on timestamps from the server. Below is the downlink command.
416 416  
493 +[[image:image-20220523152302-15.png]]
417 417  
418 -(% border="1" style="width:454px" %)
419 -|(% style="width:69px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte
420 -|(% style="width:69px" %)31|(% style="width:129px" %)Timestamp start|(% style="width:134px" %)Timestamp end|(% style="width:119px" %)Uplink Interval
421 -
495 +(((
422 422  Timestamp start and Timestamp end use Unix TimeStamp format as mentioned above. Devices will reply with all data log during this time period, use the uplink interval.
497 +)))
423 423  
499 +(((
500 +For example, downlink command **31 5FC5F350 5FC6 0160 05**
501 +)))
424 424  
425 -For example, downlink command 31 5FC5F350 5FC6 0160 05
426 -
503 +(((
427 427  Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
505 +)))
428 428  
507 +(((
429 429  Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
509 +)))
430 430  
431 431  
432 432  === 2.6.4 Datalog Uplink payload ===
... ... @@ -433,52 +433,112 @@
433 433  
434 434  The Datalog poll reply uplink will use below payload format.
435 435  
516 +(((
517 +**Retrieval data payload**
518 +)))
436 436  
437 -Retrieval data payload
520 +(% border="1" style="background-color:#ffffcc; color:green; width:545px" %)
521 +|(% style="width:93px" %)(((
522 +**Size(bytes)**
523 +)))|(% style="width:71px" %)(((
524 +**2**
525 +)))|(% style="width:102px" %)(((
526 +**2**
527 +)))|(% style="width:86px" %)(((
528 +**2**
529 +)))|(% style="width:90px" %)(((
530 +**1**
531 +)))|(% style="width:85px" %)(((
532 +**4**
533 +)))
534 +|(% style="width:93px" %)(((
535 +**Value**
536 +)))|(% style="width:71px" %)(((
537 +[[External sensor data>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.6Extvalue]]
538 +)))|(% style="width:102px" %)(((
539 +(((
540 +[[Built In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
541 +)))
438 438  
439 -(% border="1" %)
440 -|**Size(bytes)**|**2**|**2**|**2**|**1**|**4**
441 -|**Value**|[[External sensor data>>path:#Extension_sensor_value]]|(((
442 -[[Built-In>>path:#SHT20_Temperature]]
543 +(((
544 +[[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
545 +)))
546 +)))|(% style="width:86px" %)(((
547 +(((
548 +[[Built-in>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
549 +)))
443 443  
444 -[[Temperature>>path:#SHT20_Temperature]]
445 -)))|(((
446 -[[Built-in>>path:#SHT20_Humidity]]
551 +(((
552 +[[Humidity>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
553 +)))
554 +)))|(% style="width:90px" %)(((
555 +[[Poll message flag & Ext>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.6.4DatalogUplinkpayload]]
556 +)))|(% style="width:85px" %)(((
557 +(((
558 +[[Unix Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.6.1UnixTimeStamp]]
559 +)))
447 447  
448 -[[Humidity>>path:#SHT20_Humidity]]
449 -)))|[[Poll message flag & Ext>>path:#Poll_EXT]]|(((
450 -[[Unix Time Stamp>>path:#Unix_Time_Stamp]]
451 -
561 +(((
452 452  
453 453  )))
564 +)))
454 454  
455 -Poll message flag & Ext
566 +**Poll message flag & Ext**
456 456  
568 +[[image:image-20220523152208-14.png]]
457 457  
458 -(% border="1" %)
459 -|**Bits**|**7**|**6**|**5**|**4**|**[3:0]**
460 -|**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((
461 -Ext:
570 +(((
571 +(((
572 +Poll Message Flag: 1: This message is a poll message reply.
573 +)))
574 +)))
462 462  
463 -0b(1001)
576 +* (((
577 +(((
578 +Poll Message Flag is set to 1.
464 464  )))
580 +)))
581 +* (((
582 +(((
583 +Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
584 +)))
585 +)))
465 465  
466 -Poll Message Flag: 1: This message is a poll message reply.
467 -
468 -* Poll Message Flag is set to 1.
469 -* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
470 -
587 +(((
588 +(((
471 471  For example, in US915 band, the max payload for different DR is:
590 +)))
591 +)))
472 472  
473 -a)      DR0: max is 11 bytes so one entry of data
593 +(((
594 +(((
595 +a) DR0: max is 11 bytes so one entry of data
596 +)))
597 +)))
474 474  
475 -b)      DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
599 +(((
600 +(((
601 +b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
602 +)))
603 +)))
476 476  
477 -c)      DR2: total payload includes 11 entries of data
605 +(((
606 +(((
607 +c) DR2: total payload includes 11 entries of data
608 +)))
609 +)))
478 478  
479 -d)      DR3: total payload includes 22 entries of data.
611 +(((
612 +(((
613 +d) DR3: total payload includes 22 entries of data.
614 +)))
615 +)))
480 480  
617 +(((
618 +(((
481 481  If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
620 +)))
621 +)))
482 482  
483 483  
484 484  **Example:**
... ... @@ -485,29 +485,10 @@
485 485  
486 486  If LHT65N has below data inside Flash:
487 487  
488 -Flash Addr   |Unix Time | Ext | BAT voltage|  Value                  
628 +[[image:image-20220523144455-1.png||height="335" width="735"]]
489 489  
490 -80196E0 21/1/19 04:27:03 1 3145 sht_temp=22.00 sht_hum=32.6 ds_temp=327.67
630 +If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
491 491  
492 -80196F0 21/1/19 04:28:57 1 3145 sht_temp=21.90 sht_hum=33.1 ds_temp=327.67
493 -
494 -8019700 21/1/19 04:30:30 1 3145 sht_temp=21.81 sht_hum=33.4 ds_temp=327.67
495 -
496 -8019710 21/1/19 04:40:30 1 3145 sht_temp=21.65 sht_hum=33.7 ds_temp=327.67
497 -
498 -8019720 21/1/19 04:50:30 1 3147 sht_temp=21.55 sht_hum=34.1 ds_temp=327.67
499 -
500 -8019730 21/1/19 05:00:30 1 3149 sht_temp=21.50 sht_hum=34.1 ds_temp=327.67
501 -
502 -8019740 21/1/19 05:10:30 1 3149 sht_temp=21.43 sht_hum=34.6 ds_temp=327.67
503 -
504 -8019750 21/1/19 05:20:30 1 3151 sht_temp=21.35 sht_hum=34.9 ds_temp=327.67
505 -
506 -
507 -If user sends below downlink command:
508 -
509 -3160065F9760066DA705
510 -
511 511   Where : Start time: 60065F97 = time 21/1/19 04:27:03
512 512  
513 513   Stop time 60066DA7= time 21/1/19 05:27:03
... ... @@ -533,35 +533,50 @@
533 533  
534 534  Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
535 535  
536 -
537 537  == 2.7 Alarm Mode ==
538 538  
539 539  Alarm mode feature is added since firmware v1.5. When device is in Alarm mode, it will check the built-in sensor temperature in a short interval. If the temperature exceeds the pre-configure range, it will send an uplink immediately.
540 540  
661 +(% style="color:red" %)Note: Alarm mode will increase a little big the power consumption, we recommend extending the normal reading time when enabling this feature.
541 541  
542 -Note: Alarm mode will increase a little big the power consumption, we recommend extending the normal reading time when enabling this feature.
663 +**AT Commands for Alarm mode:**
543 543  
544 -
545 -AT Commands for Alarm mode:
546 -
665 +(% class="box infomessage" %)
666 +(((
547 547  **AT+WMOD=1**: Enable/Disable Alarm Mode. (0:Disable, 1: Enable)
668 +)))
548 548  
670 +(% class="box infomessage" %)
671 +(((
549 549  **AT+CITEMP=1**: The interval to check the temperature for Alarm. (Unit: minute)
673 +)))
550 550  
551 -
552 -
553 553  == 2.8 LED Indicator ==
554 554  
677 +(((
555 555  The LHT65N has a triple color LED which for easy shows different stage.
679 +)))
556 556  
681 +(((
557 557  While pressing ACT button, the LED will work as per LED status with ACT button.
683 +)))
558 558  
685 +(((
559 559  In a normal working state:
687 +)))
560 560  
561 -* For each uplink, the BLUE LED or RED LED will blink once.
562 -* BLUE LED when an external sensor is connected
563 -* RED LED when an external sensor is not connected
564 -* For each success downlink, the PURPLE LED will blink once
689 +* (((
690 +For each uplink, the BLUE LED or RED LED will blink once.
691 +)))
692 +* (((
693 +BLUE LED when an external sensor is connected
694 +)))
695 +* (((
696 +RED LED when an external sensor is not connected
697 +)))
698 +* (((
699 +For each success downlink, the PURPLE LED will blink once
700 +)))
565 565  
566 566  ----
567 567  
... ... @@ -596,7 +596,7 @@
596 596  
597 597  There are two kinds of commands to configure LHT65N, they are:
598 598  
599 -* **General Commands**.
735 +(% style="color:#4f81bd" %)* **General Commands**.
600 600  
601 601  These commands are to configure:
602 602  
... ... @@ -607,7 +607,7 @@
607 607  
608 608  [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]]
609 609  
610 -* **Commands special design for LHT65N**
746 +(% style="color:#4f81bd" %)* **Commands special design for LHT65N**
611 611  
612 612  These commands are only valid for LHT65N, as below:
613 613  
... ... @@ -617,21 +617,8 @@
617 617  
618 618  **AT Command: AT+TDC**
619 619  
620 -(% border="1" %)
621 -|**Command Example**|**Function**|**Response**
622 -|AT+TDC?|Show current transmit Interval|(((
623 -30000
756 +[[image:image-20220523150701-2.png]]
624 624  
625 -OK
626 -
627 -the interval is 30000ms = 30s
628 -)))
629 -|AT+TDC=60000|Set Transmit Interval|(((
630 -OK
631 -
632 -Set transmit interval to 60000ms = 60 seconds
633 -)))
634 -
635 635  **Downlink Command: 0x01**
636 636  
637 637  Format: Command Code (0x01) followed by 3 bytes time value.
... ... @@ -638,8 +638,8 @@
638 638  
639 639  If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
640 640  
641 -* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
642 -* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
764 +* **Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
765 +* **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
643 643  
644 644  == 4.2 Set External Sensor Mode ==
645 645  
... ... @@ -647,23 +647,13 @@
647 647  
648 648  **AT Command: AT+EXT**
649 649  
650 -(% border="1" %)
651 -|**Command Example**|**Function**|**Response**
652 -|AT+EXT?|Get current external sensor mode|(((
653 -1
773 +[[image:image-20220523150759-3.png]]
654 654  
655 -OK
656 -
657 -External Sensor mode =1
658 -)))
659 -|AT+EXT=1|(% colspan="2" %)Set external sensor mode to 1
660 -|AT+EXT=9|(% colspan="2" %)Set to external DS18B20 with timestamp
661 -
662 662  **Downlink Command: 0xA2**
663 663  
664 664  Total bytes: 2 ~~ 5 bytes
665 665  
666 -Example:
779 +**Example:**
667 667  
668 668  * 0xA201: Set external sensor type to E1
669 669  * 0xA209: Same as AT+EXT=9
... ... @@ -678,17 +678,14 @@
678 678  
679 679  PID is default set to disable (0)
680 680  
681 -
682 682  **AT Command:**
683 683  
684 -(% border="1" %)
685 -|**Command Example**|**Function**|**Response**
686 -|AT+PID=1|Enable PID uplink|OK
796 +[[image:image-20220523150928-4.png]]
687 687  
688 688  **Downlink Command:**
689 689  
690 -* 0xA800     à AT+PID=0
691 -* 0xA801     à AT+PID=1
800 +* 0xA800  **~-~->** AT+PID=0
801 +* 0xA801     **~-~->** AT+PID=1
692 692  
693 693  == 4.4 Set Password ==
694 694  
... ... @@ -696,16 +696,8 @@
696 696  
697 697  **AT Command: AT+PWORD**
698 698  
699 -(% border="1" %)
700 -|**Command Example**|**Function**|**Response**
701 -|AT+PWORD=?|Show password|(((
702 -123456
809 +[[image:image-20220523151052-5.png]]
703 703  
704 -
705 -OK
706 -)))
707 -|AT+PWORD=999999|Set password|OK
708 -
709 709  **Downlink Command:**
710 710  
711 711  No downlink command for this feature.
... ... @@ -716,15 +716,12 @@
716 716  
717 717  **AT Command: AT+DISAT**
718 718  
719 -(% border="1" %)
720 -|**Command Example**|**Function**|**Response**
721 -|AT+DISAT|Quit AT Commands mode|OK
821 +[[image:image-20220523151132-6.png]]
722 722  
723 723  **Downlink Command:**
724 724  
725 725  No downlink command for this feature.
726 726  
727 -
728 728  == 4.6 Set to sleep mode ==
729 729  
730 730  Feature: Set device to sleep mode
... ... @@ -731,15 +731,8 @@
731 731  
732 732  **AT Command: AT+SLEEP**
733 733  
734 -(% border="1" %)
735 -| | |
736 -|**Command Example**|**Function**|**Response**
737 -|AT+SLEEP|Set to sleep mode|(((
738 -Clear all stored sensor data…
833 +[[image:image-20220523151218-7.png]]
739 739  
740 -OK
741 -)))
742 -
743 743  **Downlink Command:**
744 744  
745 745  * There is no downlink command to set to Sleep mode.
... ... @@ -750,14 +750,8 @@
750 750  
751 751  **AT Command:**
752 752  
753 -(% border="1" %)
754 -|**Command Example**|**Function**
755 -|AT+TIMESTAMP=1611104352|(((
756 -OK
845 +[[image:image-20220523151253-8.png]]
757 757  
758 -Set System time to 2021-01-20 00:59:12
759 -)))
760 -
761 761  **Downlink Command:**
762 762  
763 763  0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
... ... @@ -768,11 +768,9 @@
768 768  
769 769  SYNCMOD is set to 1 by default. If user want to set a different time from LoRaWAN server, user need to set this to 0.
770 770  
771 -
772 772  **AT Command:**
773 773  
774 -|**Command Example**|**Function**
775 -|AT+SYNCMOD=1|Enable Sync system time via LoRaWAN MAC Command (DeviceTimeReq)
859 +[[image:image-20220523151336-9.png]]
776 776  
777 777  **Downlink Command:**
778 778  
... ... @@ -786,9 +786,7 @@
786 786  
787 787  **AT Command:**
788 788  
789 -(% border="1" %)
790 -|**Command Example**|**Function**
791 -|AT+SYNCTDC=0x0A|Set SYNCTDC to 10 (0x0A), so the sync time is 10 days.
873 +[[image:image-20220523151411-10.png]]
792 792  
793 793  **Downlink Command:**
794 794  
... ... @@ -800,51 +800,8 @@
800 800  
801 801  **AT Command: AT+PDTA**
802 802  
803 -(% border="1" %)
804 -|**Command Example**|**Response**
805 -|(((
806 -AT+PDTA=1,3
885 +[[image:image-20220523151450-11.png]]
807 807  
808 -
809 -
810 -Print page 1 to 3
811 -)))|(((
812 -8019500 19/6/26 16:48 1 2992 sht_temp=28.21 sht_hum=71.5 ds_temp=27.31
813 -
814 -8019510 19/6/26 16:53 1 2994 sht_temp=27.64 sht_hum=69.3 ds_temp=26.93
815 -
816 -8019520 19/6/26 16:58 1 2996 sht_temp=28.39 sht_hum=72.0 ds_temp=27.06
817 -
818 -8019530 19/6/26 17:03 1 2996 sht_temp=27.97 sht_hum=70.4 ds_temp=27.12
819 -
820 -8019540 19/6/26 17:08 1 2996 sht_temp=27.80 sht_hum=72.9 ds_temp=27.06
821 -
822 -8019550 19/6/26 17:13 1 2998 sht_temp=27.30 sht_hum=72.4 ds_temp=26.68
823 -
824 -8019560 19/6/26 17:22 1 2992 sht_temp=26.27 sht_hum=62.3 ds_temp=26.56
825 -
826 -8019570
827 -
828 -8019580
829 -
830 -8019590
831 -
832 -80195A0
833 -
834 -80195B0
835 -
836 -80195C0
837 -
838 -80195D0
839 -
840 -80195E0
841 -
842 -80195F0
843 -
844 -
845 -OK
846 -)))
847 -
848 848  **Downlink Command:**
849 849  
850 850  No downlink commands for feature
... ... @@ -855,32 +855,8 @@
855 855  
856 856  **AT Command: AT+PLDTA**
857 857  
858 -(% border="1" %)
859 -|**Command Example**|**Response**
860 -|(((
861 -AT+PLDTA=5
897 +[[image:image-20220523151524-12.png]]
862 862  
863 -
864 -
865 -Print last 5 entries
866 -)))|(((
867 -Stop Tx and RTP events when read sensor data
868 -
869 -1 19/6/26 13:59 1 3005 sht_temp=27.09 sht_hum=79.5 ds_temp=26.75
870 -
871 -2 19/6/26 14:04 1 3007 sht_temp=26.65 sht_hum=74.8 ds_temp=26.43
872 -
873 -3 19/6/26 14:09 1 3007 sht_temp=26.91 sht_hum=77.9 ds_temp=26.56
874 -
875 -4 19/6/26 14:15 1 3007 sht_temp=26.93 sht_hum=76.7 ds_temp=26.75
876 -
877 -5 19/6/26 14:20 1 3007 sht_temp=26.78 sht_hum=76.6 ds_temp=26.43
878 -
879 -Start Tx and RTP events
880 -
881 -OK
882 -)))
883 -
884 884  **Downlink Command:**
885 885  
886 886  No downlink commands for feature
... ... @@ -891,14 +891,8 @@
891 891  
892 892  **AT Command: AT+CLRDTA**
893 893  
894 -(% border="1" %)
895 -|**Command Example**|**Function**|**Response**
896 -|AT+CLRDTA|Clear date record|(((
897 -Clear all stored sensor data…
909 +[[image:image-20220523151556-13.png]]
898 898  
899 -OK
900 -)))
901 -
902 902  **Downlink Command: 0xA3**
903 903  
904 904  * Example: 0xA301 ~/~/Same as AT+CLRDTA
... ... @@ -909,11 +909,15 @@
909 909  
910 910  LHT65N is equipped with a 2400mAH Li-MnO2 (CR17505) battery . The battery is an un-rechargeable battery with low discharge rate targeting for up to 8~~10 years use. This type of battery is commonly used in IoT devices for long-term running, such as water meters.
911 911  
921 +(((
912 912  The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
913 913  [[image:image-20220515075034-1.png||height="208" width="644"]]
924 +)))
914 914  
926 +(((
915 915  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
916 916  
929 +)))
917 917  
918 918  == 5.2 Replace Battery ==
919 919  
... ... @@ -923,47 +923,97 @@
923 923  
924 924  == 5.3 Battery Life Analyze ==
925 925  
939 +(((
926 926  Dragino battery-powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimated battery life:
927 927  https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
942 +)))
928 928  
929 929  = 6. Order Info =
930 930  
931 -Part Number: (% class="mark" %)**LHT65N-XX**
946 +(((
947 +Part Number: (% style="color:#4f81bd" %)** LHT65N-XX**
948 +)))
932 932  
933 -**XX**: The default frequency band
950 +(((
951 +(% style="color:#4f81bd" %)**XX **(%%): The default frequency band
952 +)))
934 934  
935 -* **AS923**: LoRaWAN AS923 band
936 -* **AU915**: LoRaWAN AU915 band
937 -* **EU433**: LoRaWAN EU433 band
938 -* **EU868**: LoRaWAN EU868 band
939 -* **KR920**: LoRaWAN KR920 band
940 -* **US915**: LoRaWAN US915 band
941 -* **IN865**: LoRaWAN IN865 band
942 -* **CN470**: LoRaWAN CN470 band
954 +* (((
955 +(% style="color:#4f81bd" %)** AS923**(%%): LoRaWAN AS923 band
956 +)))
957 +* (((
958 +(% style="color:#4f81bd" %)** AU915**(%%): LoRaWAN AU915 band
959 +)))
960 +* (((
961 +(% style="color:#4f81bd" %)** EU433**(%%): LoRaWAN EU433 band
962 +)))
963 +* (((
964 +(% style="color:#4f81bd" %)** EU868**(%%): LoRaWAN EU868 band
965 +)))
966 +* (((
967 +(% style="color:#4f81bd" %)** KR920**(%%): LoRaWAN KR920 band
968 +)))
969 +* (((
970 +(% style="color:#4f81bd" %)** US915**(%%): LoRaWAN US915 band
971 +)))
972 +* (((
973 +(% style="color:#4f81bd" %)** IN865**(%%): LoRaWAN IN865 band
974 +)))
975 +* (((
976 +(% style="color:#4f81bd" %)** CN470**(%%): LoRaWAN CN470 band
977 +)))
943 943  
944 -**YY**: Sensor Accessories
979 +(((
980 +(% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
981 +)))
945 945  
946 -* **E3**: External Temperature Probe
983 +* (((
984 +(% style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
985 +)))
947 947  
948 948  = 7. Packing Info =
949 949  
989 +(((
950 950  **Package Includes**:
991 +)))
951 951  
952 -* LHT65N Temperature & Humidity Sensor x 1
953 -* Program cable x 1
954 -* Optional external sensor
993 +* (((
994 +LHT65N Temperature & Humidity Sensor x 1
995 +)))
996 +* (((
997 +Program cable x 1
998 +)))
999 +* (((
1000 +Optional external sensor
1001 +)))
955 955  
1003 +(((
956 956  **Dimension and weight**:
1005 +)))
957 957  
958 -* Device Size:  13.5 x 7 x 3 cm
959 -* Device Weight: 105g
960 -* Package Size / pcs : 14.5 x 8 x 5 cm
961 -* Weight / pcs : 170g
1007 +* (((
1008 +Device Size:  13.5 x 7 x 3 cm
1009 +)))
1010 +* (((
1011 +Device Weight: 105g
1012 +)))
1013 +* (((
1014 +Package Size / pcs : 14.5 x 8 x 5 cm
1015 +)))
1016 +* (((
1017 +Weight / pcs : 170g
1018 +)))
962 962  
963 963  = 8. FCC Warning =
964 964  
1022 +(((
965 965  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1024 +)))
966 966  
1026 +(((
967 967  (1) This device may not cause harmful interference；
1028 +)))
968 968  
1030 +(((
969 969  (2) this device must accept any interference received, including interference that may cause undesired operation.
1032 +)))
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