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Last modified by Xiaoling on 2023/07/18 10:12
From version 261.4
edited by Xiaoling
on 2023/07/17 16:06
Change comment: Update document after refactoring.
To version 252.11
edited by Xiaoling
on 2023/06/19 17:08
Change comment: There is no comment for this version

Summary

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Title
... ... @@ -1,1 +1,1 @@
1 -LHT65N -- LoRaWAN Temperature & Humidity Sensor Manual
1 +LHT65N LoRaWAN Temperature & Humidity Sensor Manual
Parent
... ... @@ -1,1 +1,1 @@
1 -Main.User Manual for LoRaWAN End Nodes.WebHome
1 +Main.WebHome
Content
... ... @@ -1,8 +1,10 @@
1 1  (% style="text-align:center" %)
2 -[[image:image-20230717152014-10.png||height="575" width="339"]]
2 +[[image:image-20220613162008-1.png||_mstalt="428142" height="510" width="334"]]
3 3  
4 4  
5 5  
6 +
7 +
6 6  **Table of Contents:**
7 7  
8 8  {{toc/}}
... ... @@ -13,11 +13,11 @@
13 13  
14 14  = 1. Introduction =
15 15  
16 -== 1.1 What is LHT65N LoRaWAN (% style="display:none" %) (%%)Temperature & Humidity Sensor ==
18 +== 1.1 What is LHT65N Temperature & Humidity Sensor ==
17 17  
18 18  
19 19  (((
20 -The Dragino LHT65N (% style="display:none" %) (%%)Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% style="color:#4f81bd" %)**Temperature Sensor.**
22 +The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% style="color:#4f81bd" %)**Temperature Sensor.**
21 21  )))
22 22  
23 23  (((
... ... @@ -55,8 +55,6 @@
55 55  * Tri-color LED to indicate working status
56 56  * Datalog feature (Max 3328 records)
57 57  
58 -
59 -
60 60  == 1.3 Specification ==
61 61  
62 62  
... ... @@ -81,8 +81,6 @@
81 81  * ±2°C accuracy from -55°C to +125°C
82 82  * Operating Range: -55 °C ~~ 125 °C
83 83  
84 -
85 -
86 86  = 2. Connect LHT65N to IoT Server =
87 87  
88 88  == 2.1 How does LHT65N work? ==
... ... @@ -116,7 +116,7 @@
116 116  )))
117 117  
118 118  
119 -[[image:image-20230717144740-2.png||height="391" width="267"]]
117 +[[image:image-20220515123819-1.png||_mstalt="430742" height="379" width="317"]]
120 120  
121 121  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
122 122  |=(% style="width: 167px;background-color:#D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action**
... ... @@ -129,7 +129,6 @@
129 129  )))
130 130  |(% style="background-color:#f2f2f2; width:167px" %)Fast press ACT 5 times.|(% style="background-color:#f2f2f2; width:117px" %)Deactivate Device|(% style="background-color:#f2f2f2; width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means LHT65N is in Deep Sleep Mode.
131 131  
132 -
133 133  == 2.3 Example to join LoRaWAN network ==
134 134  
135 135  
... ... @@ -245,8 +245,6 @@
245 245  
246 246  * The 8^^th^^ ~~ 11^^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.)
247 247  
248 -
249 -
250 250  === 2.4.1 Decoder in TTN V3 ===
251 251  
252 252  
... ... @@ -289,8 +289,6 @@
289 289  
290 290  * Battery Voltage =0xCBA4&0x3FFF=0x0BA4=2980mV
291 291  
292 -
293 -
294 294  === 2.4.3 Built-in Temperature ===
295 295  
296 296  
... ... @@ -300,23 +300,15 @@
300 300  
301 301  [[image:image-20220522235639-3.png||_mstalt="432120"]]
302 302  
303 -* Temperature:  (0xF5C6-65536)/100=-26.18℃
296 +* Temperature:  (0xF5C6-65536)/100=-26.18℃(% style="display:none" %)
304 304  
305 -
306 -
307 -(% style="display:none" %)
308 -
309 309  === 2.4.4 Built-in Humidity ===
310 310  
311 311  
312 312  [[image:image-20220522235639-4.png||_mstalt="432484" height="138" width="722"]]
313 313  
314 -* Humidity:    0x025C/10=60.4%
303 +* Humidity:    0x025C/10=60.4%(% style="display:none" %)
315 315  
316 -
317 -
318 -(% style="display:none" %)
319 -
320 320  === 2.4.5 Ext # ===
321 321  
322 322  
... ... @@ -327,7 +327,6 @@
327 327  |(% style="width:102px" %)0x01|(% style="width:319px" %)Sensor E3, Temperature Sensor
328 328  |(% style="width:102px" %)0x09|(% style="width:319px" %)Sensor E3, Temperature Sensor, Datalog Mod
329 329  
330 -
331 331  === 2.4.6 Ext value ===
332 332  
333 333  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
... ... @@ -364,6 +364,7 @@
364 364  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:
365 365  )))
366 366  
351 +
367 367  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
368 368  |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)(((
369 369  **Size(bytes)**
... ... @@ -416,8 +416,6 @@
416 416  * (% 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.
417 417  * (% 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)
418 418  
419 -
420 -
421 421  ==== 2.4.6.3 Ext~=6, ADC Sensor(use with E2 Cable) ====
422 422  
423 423  
... ... @@ -467,30 +467,28 @@
467 467  
468 468  
469 469  
470 -==== 2.4.6.4 Ext~=2 TMP117 Sensor((% style="display:none" %) (%%)Since Firmware v1.3)(% style="display:none" %) (%%) ====
453 +==== 2.4.6.4 Ext~=2 TMP117 Sensor(Since Firmware v1.3) ====
471 471  
472 -[[image:image-20230717151328-8.png]]
473 473  
474 -(% style="display:none" %) (%%)
456 +[[image:image-20220927095645-1.png||_mstalt="433771" height="534" width="460"]]
475 475  
476 476  
477 -
478 478  (% style="color:blue" %)**Ext=2,Temperature Sensor(TMP117)：**
479 479  
480 480  [[image:image-20220906102307-7.png||_mstalt="430443"]]
481 481  
482 482  
483 -(% style="color:blue" %)**Interrupt Mode and Counting Mode:**(% style="color: blue; display: none" %)** **
464 +(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
484 484  
485 485  The external cable NE2 can be use for MOD4 and MOD8
486 486  
487 487  
488 488  
489 -==== 2.4.6.5 Ext~=11 SHT31 Sensor ((% style="display:none" %) (%%)Since Firmware v1.4.1) ====
470 +==== 2.4.6.5 Ext~=11 SHT31 Sensor (Since Firmware v1.4.1) ====
490 490  
491 491  
473 +[[image:65N-E31F.jpg||height="454" width="459"]]
492 492  
493 -[[image:image-20230717151245-7.png]]
494 494  
495 495  (% style="color:blue" %)**Ext=11,Temperature & Humidity Sensor(SHT31)：**
496 496  
... ... @@ -603,6 +603,7 @@
603 603  Timestamp mode is designed for LHT65N with E2 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:
604 604  )))
605 605  
587 +
606 606  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
607 607  |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)(((
608 608  **Size(bytes)**
... ... @@ -652,11 +652,9 @@
652 652  |(% style="width:96px" %)**Status&Ext**|(% style="width:124px" %)None-ACK Flag|(% style="width:146px" %)Poll Message FLAG|(% style="width:109px" %)Sync time OK|(% style="width:143px" %)Unix Time Request|(% style="width:106px" %)Ext: 0b(1001)
653 653  
654 654  * (% style="color:blue" %)**Poll Message Flag**:(%%)  1: This message is a poll message reply, 0: means this is a normal uplink.
655 -* (% 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.
637 +* (% 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.
656 656  * (% 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)
657 657  
658 -
659 -
660 660  == 2.5 Show data on Datacake ==
661 661  
662 662  
... ... @@ -787,7 +787,7 @@
787 787  User can poll sensor value based on timestamps from the server. Below is the downlink command.
788 788  
789 789  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:428px" %)
790 -|(% style="background-color:#d9e2f3; color:#0070c0; width:58px" %)**1byte**|(% style="background-color:#d9e2f3; color:#0070c0; width:128px" %)**4bytes**|(% style="background-color:#d9e2f3; color:#0070c0; width:123px" %)**4bytes**|(% style="background-color:#d9e2f3; color:#0070c0; width:116px" %)**1byte**
770 +|(% style="width:58px;background-color:#D9E2F3;color:#0070C0" %)**1byte**|(% style="width:128px;background-color:#D9E2F3;color:#0070C0" %)**4bytes**|(% style="width:123px;background-color:#D9E2F3;color:#0070C0" %)**4bytes**|(% style="width:116px;background-color:#D9E2F3;color:#0070C0" %)**1byte**
791 791  |(% style="width:58px" %)31|(% style="width:128px" %)Timestamp start|(% style="width:123px" %)Timestamp end|(% style="width:116px" %)Uplink Interval
792 792  
793 793  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.
... ... @@ -796,7 +796,7 @@
796 796  
797 797  Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00's data
798 798  
799 -Uplink Internal =5s, means LHT65N will send one packet every 5s. range 5~~255s.
779 +Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
800 800  
801 801  
802 802  === 2.6.5 Datalog Uplink payload ===
... ... @@ -887,7 +887,7 @@
887 887  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
888 888  
889 889  
890 -**Internal GXHT30 temperature alarm(Acquisition time: fixed at one minute)**
870 +**Internal GXHT30 temperature alarm（Acquisition time: fixed at one minute）**
891 891  
892 892  (((
893 893  (% class="box infomessage" %)
... ... @@ -898,7 +898,7 @@
898 898  
899 899  **AT+ARTEMP**:  Gets or sets the alarm range of the internal temperature sensor
900 900  
901 -(% _mstmutation="1" %)**AT+ARTEMP=? **(%%):  Gets the alarm range of the internal temperature sensor(% style="display:none" %)
881 +(% _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% style="display:none" %)
902 902  
903 903  **AT+ARTEMP=45,105**:  Set the internal temperature sensor alarm range from 45 to 105.
904 904  
... ... @@ -908,7 +908,7 @@
908 908  
909 909  (% style="color:#4f81bd" %)**Downlink Command:**
910 910  
911 -AT+WMOD=1:  A501  , AT+WMOD=0 :  A600
891 +AT+WMOD=1:  A501  ,  AT+WMOD=0 :  A600
912 912  
913 913  AT+CITEMP=1 : A60001
914 914  
... ... @@ -951,7 +951,7 @@
951 951  TEMPhigh=0014
952 952  
953 953  
954 -**Fluctuation alarm for DS18B20 and TMP117(Acquisition time: minimum 1s)**
934 +**Fluctuation alarm for DS18B20 and TMP117（Acquisition time: minimum 1s）**
955 955  
956 956  **AT+WMOD=2,60,5** 
957 957  
... ... @@ -1036,7 +1036,7 @@
1036 1036  )))
1037 1037  
1038 1038  (((
1039 -(% _mstmutation="1" %)**AT+ARTEMP=? **(%%):  Gets the alarm range of the internal temperature sensor(% style="display:none" %)
1019 +(% _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% style="display:none" %)
1040 1040  )))
1041 1041  
1042 1042  (((
... ... @@ -1073,8 +1073,6 @@
1073 1073  * RED LED when external sensor is not connected
1074 1074  * For each success downlink, the PURPLE LED will blink once
1075 1075  
1076 -
1077 -
1078 1078  == 2.9 installation ==
1079 1079  
1080 1080  
... ... @@ -1092,7 +1092,7 @@
1092 1092  **1m long breakout cable for LHT65N. Features:**
1093 1093  
1094 1094  * (((
1095 -Use for AT Command, works for both LHT52/LHT65N
1073 +Use for AT Command， works for both LHT52/LHT65N
1096 1096  )))
1097 1097  * (((
1098 1098  Update firmware for LHT65N, works for both LHT52/LHT65N
... ... @@ -1127,16 +1127,14 @@
1127 1127  * Operating Range: -40 ~~ 125 °C
1128 1128  * Working voltage 2.35v ~~ 5v
1129 1129  
1130 -
1131 1131  == 3.3 E31F Temperature Probe ==
1132 1132  
1133 1133  
1134 -[[image:65N-E31F-1.jpg||height="169" width="170"]] [[image:image-20230717151424-9.png||height="221" width="204"]](% style="display:none" %)
1111 +[[image:65N-E31F-1.jpg||height="169" width="170"]] [[image:65N-E31F.jpg||height="196" width="198"]]
1135 1135  
1136 1136  
1137 1137  Temperature sensor with 1 meters cable long
1138 1138  
1139 -
1140 1140  **Built-in Temperature Sensor:**
1141 1141  
1142 1142  * Resolution: 0.01 °C
... ... @@ -1165,8 +1165,6 @@
1165 1165  * Long Term Drift: < 0.02 °C/yr
1166 1166  * Operating Range: 0 ~~ 96 % RH
1167 1167  
1168 -
1169 -
1170 1170  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1171 1171  
1172 1172  
... ... @@ -1237,15 +1237,15 @@
1237 1237  
1238 1238  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1239 1239  
1240 -
1241 -
1242 1242  == 4.2 Set External Sensor Mode ==
1243 1243  
1244 1244  
1245 1245  Feature: Change External Sensor Mode.
1246 1246  
1219 +
1247 1247  (% style="color:#4f81bd" %)**AT Command: AT+EXT**
1248 1248  
1222 +
1249 1249  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:468px" %)
1250 1250  |(% style="background-color:#d9e2f3; color:#0070c0; width:155px" %)**Command Example**|(% style="background-color:#d9e2f3; color:#0070c0; width:153px" %)**Function**|(% style="background-color:#d9e2f3; color:#0070c0; width:160px" %)**Response**
1251 1251  |(% style="width:155px" %)AT+EXT=?|(% style="width:151px" %)Get current external sensor mode|(% style="width:158px" %)1 OK External Sensor mode =1
... ... @@ -1264,8 +1264,6 @@
1264 1264  
1265 1265  * 0xA20702003c: Same as AT+SETCNT=60
1266 1266  
1267 -
1268 -
1269 1269  == 4.3 Enable/Disable uplink Temperature probe ID ==
1270 1270  
1271 1271  
... ... @@ -1297,8 +1297,6 @@
1297 1297  * **0xA800**  **~-~->** AT+PID=0
1298 1298  * **0xA801**     **~-~->** AT+PID=1
1299 1299  
1300 -
1301 -
1302 1302  == 4.4 Set Password ==
1303 1303  
1304 1304  
... ... @@ -1358,8 +1358,6 @@
1358 1358  
1359 1359  * There is no downlink command to set to Sleep mode.
1360 1360  
1361 -
1362 -
1363 1363  == 4.7 Set system time ==
1364 1364  
1365 1365  
... ... @@ -1428,6 +1428,7 @@
1428 1428  
1429 1429  [[image:image-20230426164330-2.png]]
1430 1430  
1399 +
1431 1431  (% style="color:#4f81bd" %)**Downlink Command:**
1432 1432  
1433 1433  No downlink commands for feature
... ... @@ -1442,6 +1442,7 @@
1442 1442  
1443 1443  [[image:image-20230426164932-3.png]]
1444 1444  
1414 +
1445 1445  (% style="color:#4f81bd" %)**Downlink Command:**
1446 1446  
1447 1447  No downlink commands for feature
... ... @@ -1452,8 +1452,10 @@
1452 1452  
1453 1453  Feature: Clear flash storage for data log feature.
1454 1454  
1425 +
1455 1455  (% style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1456 1456  
1428 +
1457 1457  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:503px" %)
1458 1458  |(% style="background-color:#d9e2f3; color:#0070c0; width:157px" %)**Command Example**|(% style="background-color:#d9e2f3; color:#0070c0; width:137px" %)**Function**|(% style="background-color:#d9e2f3; color:#0070c0; width:209px" %)**Response**
1459 1459  |(% style="width:155px" %)AT+CLRDTA |(% style="width:134px" %)Clear date record|(% style="width:209px" %)(((
... ... @@ -1466,8 +1466,6 @@
1466 1466  
1467 1467  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1468 1468  
1469 -
1470 -
1471 1471  == 4.13 Auto Send None-ACK messages ==
1472 1472  
1473 1473  
... ... @@ -1485,11 +1485,9 @@
1485 1485  
1486 1486  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1487 1487  
1458 +== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1488 1488  
1489 1489  
1490 -== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm(Since firmware 1.3.0) ==
1491 -
1492 -
1493 1493  Feature: Set internal and external temperature sensor alarms.
1494 1494  
1495 1495  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
... ... @@ -1597,8 +1597,6 @@
1597 1597  * (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1598 1598  
1599 1599  (((
1600 -(% _mstmutation="1" style="color:red" %)**(Note: This pin only corresponds to the lead-out board sold by dragino company. For the lead-out board purchased by yourself, please refer to the pin description in Chapter 6.6)**
1601 -
1602 1602  In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**) (%%)to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
1603 1603  )))
1604 1604  
... ... @@ -1742,7 +1742,7 @@
1742 1742  == 6.2 Where to use AT commands and Downlink commands ==
1743 1743  
1744 1744  
1745 -**AT commands: **
1711 +**AT commands：**
1746 1746  
1747 1747  [[image:image-20220620153708-1.png||_mstalt="429806" height="603" width="723"]]
1748 1748  
... ... @@ -1756,7 +1756,7 @@
1756 1756  
1757 1757  
1758 1758  
1759 -(% style="color:blue" %)**Helium: **
1725 +(% style="color:blue" %)**Helium：**
1760 1760  
1761 1761  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1762 1762  
... ... @@ -1777,7 +1777,7 @@
1777 1777  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1778 1778  
1779 1779  
1780 -== 6.3 How to change the uplink interval? ==
1746 +== 6.3 How to change the uplink interval？ ==
1781 1781  
1782 1782  
1783 1783  Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
... ... @@ -1796,7 +1796,7 @@
1796 1796  )))
1797 1797  
1798 1798  
1799 -Input password and ATZ to activate LHT65N, As shown below:
1765 +Input password and ATZ to activate LHT65N,As shown below:
1800 1800  
1801 1801  [[image:image-20220615154519-3.png||_mstalt="431925" height="672" width="807"]]
1802 1802  
... ... @@ -1813,11 +1813,11 @@
1813 1813  
1814 1814  
1815 1815  
1816 -(% _mstmutation="1" style="color:blue" %)**Step2**(%%): wiring method.(% style="display:none" %)
1782 +(% _mstmutation="1" style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
1817 1817  
1818 -First connect the four lines;(% style="display:none" %)
1784 +First connect the four lines；(% style="display:none" %)
1819 1819  
1820 -[[image:image-20220621170938-1.png||_mstalt="431340" height="413" width="419"]],(% style="display:none" %)
1786 +[[image:image-20220621170938-1.png||_mstalt="431340" height="413" width="419"]]，(% style="display:none" %)
1821 1821  
1822 1822  
1823 1823  Then use DuPont cable to short circuit port3 and port1, and then release them, so that the device enters bootlaod mode.
... ... @@ -1826,7 +1826,7 @@
1826 1826  
1827 1827  
1828 1828  
1829 -(% style="color:blue" %)**Step3: **(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1795 +(% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1830 1830  
1831 1831  [[image:image-20220615171334-6.png||_mstalt="431028"]]
1832 1832  
... ... @@ -1881,11 +1881,11 @@
1881 1881  
1882 1882  (% _mstmutation="1" style="color:blue" %)**Step2**(%%): wiring method.(% style="display:none" %)
1883 1883  
1884 -First connect the four lines;
1850 +First connect the four lines；
1885 1885  
1886 1886  [[image:image-20220623113959-5.png||_mstalt="433485" height="528" width="397"]]
1887 1887  
1888 -Connect A8 and GND with Dupont wire for a while and then separate, enter reset mode
1854 +Connect A8 and GND with Dupont wire for a while and then separate，enter reset mode
1889 1889  
1890 1890  
1891 1891  
... ... @@ -1902,7 +1902,7 @@
1902 1902  [[image:image-20220620160723-8.png||_mstalt="430703"]]
1903 1903  
1904 1904  
1905 -Finally,Disconnect 3.3v, Connect A8 and GND with Dupont wire for a while and then separate, exit reset mode
1871 +Finally,Disconnect 3.3v, Connect A8 and GND with Dupont wire for a while and then separate，exit reset mode
1906 1906  
1907 1907  
1908 1908  == 6.8 Why can't I see the datalog information ==
... ... @@ -1933,8 +1933,6 @@
1933 1933  
1934 1934  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1935 1935  
1936 -
1937 -
1938 1938  = 8. Packing Info =
1939 1939  
1940 1940  
... ... @@ -1948,15 +1948,11 @@
1948 1948  * Device Size:  10 x 10 x 3.5 mm
1949 1949  * Device Weight: 120.5g
1950 1950  
1951 -
1952 -
1953 1953  = 9. Reference material =
1954 1954  
1955 1955  
1956 1956  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
1957 1957  
1958 -
1959 -
1960 1960  = 10. FCC Warning =
1961 1961  
1962 1962  
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