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Last modified by Xiaoling on 2023/07/18 10:12
From version 205.2
edited by Xiaoling
on 2022/10/13 16:12
Change comment: There is no comment for this version
To version 209.1
edited by Bei Jinggeng
on 2022/10/18 10:47
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 -
65 -
66 66  == 1.3 Specification ==
67 67  
68 68  
... ... @@ -87,8 +87,6 @@
87 87  * ±2°C accuracy from -55°C to +125°C
88 88  * Operating Range: -55 °C ~~ 125 °C
89 89  
90 -
91 -
92 92  = 2. Connect LHT65N to IoT Server =
93 93  
94 94  
... ... @@ -201,7 +201,7 @@
201 201  
202 202  
203 203  
204 -== 2.4 Uplink Payload ==
200 +== 2.4 Uplink Payload   ( Fport~=2) ==
205 205  
206 206  
207 207  (((
... ... @@ -280,8 +280,6 @@
280 280  * The 7th byte (EXT #): defines the external sensor model.
281 281  * The 8(% _msthash="734578" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) ~~ 11(% _msthash="734579" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) byte: the value for external sensor value. The definition is based on external sensor type. (If EXT=0, there won't be these four bytes.)
282 282  
283 -
284 -
285 285  === 2.4.1 Decoder in TTN V3 ===
286 286  
287 287  
... ... @@ -311,8 +311,6 @@
311 311  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
312 312  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
313 313  
314 -
315 -
316 316  === 2.4.3 Built-in Temperature ===
317 317  
318 318  
... ... @@ -331,8 +331,6 @@
331 331  
332 332  * Humidity:    0x025C/10=60.4%
333 333  
334 -
335 -
336 336  === 2.4.5 Ext # ===
337 337  
338 338  
... ... @@ -450,7 +450,6 @@
450 450  )))
451 451  )))
452 452  
453 -
454 454  (% _mstvisible="1" %)
455 455  * (% _msthash="2539669" _msttexthash="857922" _mstvisible="3" %)**Battery status & **(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**
456 456  
... ... @@ -481,7 +481,6 @@
481 481  
482 482  )))
483 483  
484 -
485 485  * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
486 486  
487 487  (% border="1" cellspacing="8" style="background-color:#ffffcc; color:green; width:520px" %)
... ... @@ -492,9 +492,6 @@
492 492  * (% style="color:blue" %)**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.
493 493  * (% style="color:blue" %)**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)
494 494  
495 -
496 -
497 -
498 498  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
499 499  
500 500  
... ... @@ -1207,17 +1207,37 @@
1207 1207  (((
1208 1208  (% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
1209 1209  
1195 +=== **2.7.1 ALARM MODE ( Since v1.3.1 firmware)** ===
1196 +
1197 +(((
1198 +(% class="box infomessage" %)
1199 +(((
1200 +**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
1201 +
1202 +**AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
1203 +
1204 +**AT+ARTEMP**:  Gets or sets the alarm range of the internal temperature sensor
1205 +
1206 +**AT+ARTEMP=？ **:  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1207 +
1208 +**AT+ARTEMP=45,105**:  Set the internal temperature sensor alarm range from 45 to 105.
1209 +
1210 +**AT+LEDALARM=1** :       Enable LED visual Alarm.
1211 +)))
1212 +)))
1213 +
1214 +
1210 1210  
1211 1211  )))
1212 1212  
1213 1213  (((
1214 -**AT COMMAND FOR ALARM MODE:**
1219 +=== **2.7.2 ALARM MODE ( Before v1.3.1 firmware)** ===
1215 1215  )))
1216 1216  
1217 1217  (% _mstvisible="1" class="box infomessage" %)
1218 1218  (((
1219 1219  (((
1220 -**AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1225 +**AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
1221 1221  )))
1222 1222  
1223 1223  (((
... ... @@ -1267,8 +1267,6 @@
1267 1267  * RED LED when external sensor is not connected
1268 1268  * For each success downlink, the PURPLE LED will blink once
1269 1269  
1270 -
1271 -
1272 1272  == 2.9 installation ==
1273 1273  
1274 1274  
... ... @@ -1326,8 +1326,6 @@
1326 1326  * Operating Range: -40 ~~ 125 °C
1327 1327  * Working voltage 2.35v ~~ 5v
1328 1328  
1329 -
1330 -
1331 1331  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1332 1332  
1333 1333  
... ... @@ -1397,8 +1397,6 @@
1397 1397  
1398 1398  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1399 1399  
1400 -
1401 -
1402 1402  == 4.2 Set External Sensor Mode ==
1403 1403  
1404 1404  
... ... @@ -1422,8 +1422,6 @@
1422 1422  
1423 1423  * 0xA20702003c: Same as AT+SETCNT=60
1424 1424  
1425 -
1426 -
1427 1427  == 4.3 Enable/Disable uplink Temperature probe ID ==
1428 1428  
1429 1429  
... ... @@ -1454,8 +1454,6 @@
1454 1454  * **0xA800**  **~-~->** AT+PID=0
1455 1455  * **0xA801**     **~-~->** AT+PID=1
1456 1456  
1457 -
1458 -
1459 1459  == 4.4 Set Password ==
1460 1460  
1461 1461  
... ... @@ -1507,8 +1507,6 @@
1507 1507  
1508 1508  * There is no downlink command to set to Sleep mode.
1509 1509  
1510 -
1511 -
1512 1512  == 4.7 Set system time ==
1513 1513  
1514 1514  
... ... @@ -1617,8 +1617,6 @@
1617 1617  
1618 1618  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1619 1619  
1620 -
1621 -
1622 1622  == 4.13 Auto Send None-ACK messages ==
1623 1623  
1624 1624  
... ... @@ -1639,8 +1639,55 @@
1639 1639  
1640 1640  * Example: 0x3401 ~/~/  Same as AT+PNACKMD=1
1641 1641  
1633 +== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1642 1642  
1643 1643  
1636 +Feature: Set internal and external temperature sensor alarms.
1637 +
1638 +(% border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1639 +|(%%)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|(%%)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|(%%)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response**
1640 +|(%%)(% style="color:#037691" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|Set internal and external temperature sensor alarms|OK
1641 +
1642 +(% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
1643 +
1644 +(% style="color:#037691" %)**Parameter 1**(%%):  Alarm mode:
1645 +
1646 +0): Cancel
1647 +
1648 +1): Threshold alarm
1649 +
1650 +2): Fluctuation alarm
1651 +
1652 +
1653 +(% style="color:#037691" %)** Parameter 2**(%%):  Sampling time. Unit: seconds, up to 255 seconds.
1654 +
1655 +(% style="color:red" %)**Note: When the collection time is less than 60 seconds and always exceeds the set alarm threshold, the sending interval will not be the collection time, but will be sent every 60 seconds.**
1656 +
1657 +
1658 +(% style="color:#037691" %) **Parameter 3 and parameter 4:**
1659 +
1660 +1):  If Alarm Mode is set to 1: Parameter 3 and parameter 4 are valid, as before, they represent low temperature and high temperature.
1661 +
1662 +Such as AT+WMOD=1,60,45,105, it means high and low temperature alarm.
1663 +
1664 +
1665 +2):  If Alarm Mode is set to 2: Parameter 3 is valid, which represents the difference between the currently collected temperature and the last uploaded temperature.
1666 +
1667 +Such as AT+WMOD=2,10,2,it means that it is a fluctuation alarm.
1668 +
1669 +If the difference between the current collected temperature and the last Uplin is ±2 degrees, the alarm will be issued.
1670 +
1671 +
1672 +(% style="color:#4f81bd" %)**Downlink Command: 0xA5**
1673 +
1674 +0xA5 00 ~-~- AT+WMOD=0.
1675 +
1676 +0xA5 01 0A 11 94 29 04 ~-~- AT+WMOD=1,10,45,105  (AT+WMOD = second byte, third byte, fourth and fifth bytes divided by 100, sixth and seventh bytes divided by 100 )
1677 +
1678 +0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1679 +
1680 +0xA5 FF ~-~- After the device receives it, upload the current alarm configuration (FPORT=8). Such as 01 0A 11 94 29 04 or 02 0A 02.
1681 +
1644 1644  = 5. Battery & How to replace =
1645 1645  
1646 1646