Changes for page LHT65N -- Manual do sensor de temperatura e umidade LoRaWAN
Last modified by Xiaoling on 2023/07/18 10:12
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... ... @@ -317,11 +317,16 @@ 317 317 318 318 * External temperature= (0xF54F-65536)/100=-27.37℃ 319 319 320 +F54F : (F54F & 8000 == 1) , temp = (F54F - 65536)/100 = 27.37℃ 321 + 322 +(0105 & 8000:Judge whether the highest bit is 1, when the highest bit is 1, it is negative) 323 + 320 320 The last 2 bytes of data are meaningless 321 321 322 322 If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃ 323 323 324 324 329 + 325 325 ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ==== 326 326 327 327 ... ... @@ -435,6 +435,7 @@ 435 435 [[image:image-20220628151143-7.png||_mstalt="431210"]] 436 436 437 437 443 + 438 438 ==== 2.4.6.4 Ext~=2 TMP117 Sensor (Since Firmware v1.3) ==== 439 439 440 440 ... ... @@ -451,6 +451,7 @@ 451 451 The external cable NE2 can be use for MOD4 and MOD8 452 452 453 453 460 + 454 454 ==== 2.4.6.5 Ext~=4 Interrupt Mode (Since Firmware v1.3) ==== 455 455 456 456 ... ... @@ -497,6 +497,7 @@ 497 497 [[image:image-20220906101145-3.png||_mstalt="428688"]] 498 498 499 499 507 + 500 500 ==== 2.4.6.6 Ext~=8 Counting Mode(Since Firmware v1.3) ==== 501 501 502 502 ... ... @@ -864,6 +864,7 @@ 864 864 865 865 ==== **Sampling multiple times and uplink together** ==== 866 866 875 + 867 867 **AT+WMOD=3,1,60,20,-16,32,1** 868 868 869 869 Explain: