Skip to Content
Last modified by Xiaoling on 2023/07/18 10:12
From version 208.1
edited by Edwin Chen
on 2022/10/18 10:07
Change comment: There is no comment for this version
To version 206.1
edited by Edwin Chen
on 2022/10/18 09:46
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -61,6 +61,7 @@
61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 +
64 64  == 1.3 Specification ==
65 65  
66 66  
... ... @@ -85,6 +85,7 @@
85 85  * ±2°C accuracy from -55°C to +125°C
86 86  * Operating Range: -55 °C ~~ 125 °C
87 87  
89 +
88 88  = 2. Connect LHT65N to IoT Server =
89 89  
90 90  
... ... @@ -276,6 +276,7 @@
276 276  * The 7th byte (EXT #): defines the external sensor model.
277 277  * 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.)
278 278  
281 +
279 279  === 2.4.1 Decoder in TTN V3 ===
280 280  
281 281  
... ... @@ -305,6 +305,7 @@
305 305  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
306 306  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
307 307  
311 +
308 308  === 2.4.3 Built-in Temperature ===
309 309  
310 310  
... ... @@ -323,6 +323,7 @@
323 323  
324 324  * Humidity:    0x025C/10=60.4%
325 325  
330 +
326 326  === 2.4.5 Ext # ===
327 327  
328 328  
... ... @@ -480,6 +480,8 @@
480 480  * (% 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.
481 481  * (% 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)
482 482  
488 +
489 +
483 483  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
484 484  
485 485  
... ... @@ -1192,37 +1192,17 @@
1192 1192  (((
1193 1193  (% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
1194 1194  
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 -
1215 1215  
1216 1216  )))
1217 1217  
1218 1218  (((
1219 -=== **2.7.2 ALARM MODE ( Before v1.3.1 firmware)** ===
1206 +**AT COMMAND FOR ALARM MODE:**
1220 1220  )))
1221 1221  
1222 1222  (% _mstvisible="1" class="box infomessage" %)
1223 1223  (((
1224 1224  (((
1225 -**AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
1212 +**AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1226 1226  )))
1227 1227  
1228 1228  (((
... ... @@ -1272,6 +1272,7 @@
1272 1272  * RED LED when external sensor is not connected
1273 1273  * For each success downlink, the PURPLE LED will blink once
1274 1274  
1262 +
1275 1275  == 2.9 installation ==
1276 1276  
1277 1277  
... ... @@ -1329,6 +1329,7 @@
1329 1329  * Operating Range: -40 ~~ 125 °C
1330 1330  * Working voltage 2.35v ~~ 5v
1331 1331  
1320 +
1332 1332  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1333 1333  
1334 1334  
... ... @@ -1398,6 +1398,7 @@
1398 1398  
1399 1399  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1400 1400  
1390 +
1401 1401  == 4.2 Set External Sensor Mode ==
1402 1402  
1403 1403  
... ... @@ -1421,6 +1421,7 @@
1421 1421  
1422 1422  * 0xA20702003c: Same as AT+SETCNT=60
1423 1423  
1414 +
1424 1424  == 4.3 Enable/Disable uplink Temperature probe ID ==
1425 1425  
1426 1426  
... ... @@ -1451,6 +1451,7 @@
1451 1451  * **0xA800**  **~-~->** AT+PID=0
1452 1452  * **0xA801**     **~-~->** AT+PID=1
1453 1453  
1445 +
1454 1454  == 4.4 Set Password ==
1455 1455  
1456 1456  
... ... @@ -1502,6 +1502,7 @@
1502 1502  
1503 1503  * There is no downlink command to set to Sleep mode.
1504 1504  
1497 +
1505 1505  == 4.7 Set system time ==
1506 1506  
1507 1507  
... ... @@ -1610,6 +1610,7 @@
1610 1610  
1611 1611  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1612 1612  
1606 +
1613 1613  == 4.13 Auto Send None-ACK messages ==
1614 1614  
1615 1615  
... ... @@ -1630,6 +1630,7 @@
1630 1630  
1631 1631  * Example: 0x3401 ~/~/  Same as AT+PNACKMD=1
1632 1632  
1627 +
1633 1633  = 5. Battery & How to replace =
1634 1634  
1635 1635