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Last modified by Xiaoling on 2023/12/27 09:15
From version 162.1
edited by Bei Jinggeng
on 2022/11/28 11:20
Change comment: Uploaded new attachment "image-20221128112035-7.png", version {1}
To version 194.1
edited by Bei Jinggeng
on 2023/03/02 14:57
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -12,6 +12,7 @@
12 12  
13 13  
14 14  
15 +
15 15  = 1.  Introduction =
16 16  
17 17  == 1.1  What is TrackerD ==
... ... @@ -36,7 +36,7 @@
36 36  TrackerD is equipped with a (% style="color:blue" %)**1000mAh Li-on rechargeable battery**(%%). Each TrackerD has a worldwide unique OTAA keys to join the LoRaWAN network.
37 37  )))
38 38  
39 -[[image:1664499921684-770.png||_mstalt="298194"]]
40 +[[image:image-20230213110119-1.png||height="382" width="834"]]
40 40  
41 41  
42 42  (% style="color:red" %)**Note: LoRaWAN server can be a general LoRaWAN server other than TTN.**
... ... @@ -93,7 +93,6 @@
93 93  * Tracking: max: 38mA
94 94  
95 95  
96 -
97 97  == 1.3  Features ==
98 98  
99 99  
... ... @@ -113,7 +113,6 @@
113 113  * Datalog
114 114  
115 115  
116 -
117 117  == 1.4  Applications ==
118 118  
119 119  
... ... @@ -121,7 +121,6 @@
121 121  * Human tracking
122 122  
123 123  
124 -
125 125  = 2.  Use TrackerD =
126 126  
127 127  == 2.1 How it works? ==
... ... @@ -136,7 +136,7 @@
136 136  Here is an example for how to join the [[TTNv3 LoRaWAN Network>>url:https://eu1.cloud.thethings.network]]. Below is the network structure, we use LPS8N as LoRaWAN gateway in this example. 
137 137  
138 138  
139 -[[image:1664501652064-326.png||_mstalt="293306"]]
137 +[[image:image-20230213110214-2.png||height="388" width="847"]]
140 140  
141 141  
142 142  
... ... @@ -208,7 +208,7 @@
208 208  
209 209  
210 210  (% border="1.5" style="background-color:#ffffcc; color:green; width:440px" %)
211 -|=(% style="width: 60px;" %)**Size(bytes)**|=(% style="width: 70px;" %)**1**|=(% style="width: 70px;" %)**2**|=(% style="width: 70px;" %)**1**|=(% style="width: 50px;" %)**1**|=(% style="width: 30px;" %)2|=(% style="width: 40px;" %)**2**|=(% style="width: 40px;" %)1
209 +|=(% style="width: 60px;" %)**Size(bytes)**|=(% style="width: 70px;" %)**1**|=(% style="width: 70px;" %)**2**|=(% style="width: 70px;" %)**1**|=(% style="width: 50px;" %)**1**|=(% style="width: 30px;" %)2|=(% style="width: 40px;" %)1|=(% style="width: 40px;" %)1
212 212  |=(% style="width: 108px;" %)**Value**|(% style="width:82px" %)Sensor Model|(% style="width:83px" %)Firmware Version|(% style="width:94px" %)Frequency Band|(% style="width:84px" %)Sub-band|(% style="width:44px" %)BAT|(% style="width:63px" %)SMOD|(% style="width:60px" %)Status
213 213  
214 214  [[image:1665301570342-765.png||_mstalt="294580"]]
... ... @@ -255,7 +255,7 @@
255 255  (% style="color:#037691" %)**SMOD Field (total 1 byte)**(%%)：0x40
256 256  
257 257  (% border="1.5" style="background-color:#ffffcc; color:green; width:270px" %)
258 -|=(% scope="row" style="width: 60px;" %)**Size(bit)**|(% style="width:50px" %)2bits|(% style="width:80px" %)2bit|(% style="width:80px" %)4bit
256 +|=(% scope="row" style="width: 60px;" %)**Size(bit)**|(% style="width:50px" %)1bits|(% style="width:80px" %)2bit|(% style="width:80px" %)4bit
259 259  |=(% style="width: 75px;" %)**Value**|(% style="width:64px" %)SMOD|(% style="width:104px" %)GPS_Settings|(% style="width:103px" %)BLE_Settings
260 260  
261 261  (% style="color:blue" %)** SMOD：**
... ... @@ -283,12 +283,11 @@
283 283  
284 284  (% style="color:#037691" %)**Status Field (total 1 byte)**(%%):  0x02
285 285  
286 -(% border="1.5" style="background-color:#ffffcc; color:green; width:260px" %)
287 -|=(% scope="row" style="width: 50px;" %)**Size(bit)**|(% style="width:50px" %)5 Bits|(% style="width:60px" %)1 Bit|(% style="width:20px" %)1 Bit|(% style="width:80px" %)1 Bit
288 -|=(% style="width: 77px;" %)**Value**|(% style="width:70px" %)Reserve|(% style="width:92px" %)[[PNACKMD>>||anchor="H2.4.4A0UplinkFPORT3D42CHistoryGNSSPositioning"]]|(% style="width:48px" %)[[LON>>||anchor="H3.2.5Disable2FEnableLEDflash"]]|(% style="width:126px" %)[[Transport Mode>>||anchor="H2.9TransportMode"]]
284 +(% border="1.5" style="background-color:#ffffcc; color:green; width:412.222px" %)
285 +|=(% scope="row" style="width: 75px;" %)**Size(bit)**|(% style="width:68px" %)5 Bits|(% style="width:87px" %)1 Bit|(% style="width:49px" %)1 Bit|(% style="width:126px" %)1 Bit
286 +|=(% style="width: 75px;" %)**Value**|(% style="width:68px" %)Reserve|(% style="width:87px" %)[[PNACKMD>>||anchor="H2.4.4A0UplinkFPORT3D42CHistoryGNSSPositioning"]]|(% style="width:49px" %)[[LON>>||anchor="H3.2.5Disable2FEnableLEDflash"]]|(% style="width:126px" %)[[Transport Mode>>||anchor="H2.9TransportMode"]]
289 289  
290 290  
291 -
292 292  === 2.4.2 Uplink FPORT~=2, Realtime GNSS Positioning + Temperature & Humidity ===
293 293  
294 294  
... ... @@ -312,15 +312,15 @@
312 312  
313 313  ==== (% style="color:blue" %)**Alarm & BAT:**(%%) ====
314 314  
315 -(% border="1.2" cellspacing="3" style="background-color:#ffffcc; color:green; width:250px" %)
316 -|=(% scope="row" style="width: 50px;" %)**Size(bit)**|(% style="width:50px" %)1 bit|(% style="width:80px" %)1bit|(% style="width:50px" %)14bits
317 -|=(% style="width: 72px;" %)**Value**|(% style="width:67px" %)reserve|(% style="width:118px" %)Alarm Indicate|(% style="width:63px" %)[[BAT>>||anchor="HBAT:"]] 
312 +(% border="1.2" cellspacing="3" style="background-color:#ffffcc; color:green; width:279.222px" %)
313 +|=(% scope="row" style="width: 50px;" %)**Size(bit)**|(% style="width:50px" %)1 bit|(% style="width:69px" %)1 bit|(% style="width:63px" %)14 bits
314 +|=(% style="width: 72px;" %)**Value**|(% style="width:67px" %)reserve|(% style="width:69px" %)Alarm Indicate|(% style="width:63px" %)[[BAT>>||anchor="HBAT:"]] 
318 318  
319 319  ==== (% style="color:blue" %)**FLAG:**(%%) ====
320 320  
321 -(% border="1.2" cellspacing="3" style="background-color:#ffffcc; color:green; width:120px" %)
322 -|=(% scope="row" style="width: 50px;" %)**Size(bit)**|(% style="width:30px" %)2bits|(% style="width:30px" %)1bit
323 -|=(% style="width: 79px;" %)**Value**|(% style="width:55px" %)[[MOD>>||anchor="H3.2.7SetPositioningMode"]]|(% style="width:47px" %)[[LON>>||anchor="HLON:"]]
318 +(% border="1.2" cellspacing="3" style="background-color:#ffffcc; color:green; width:183.222px" %)
319 +|=(% scope="row" style="width: 50px;" %)**Size(bit)**|(% style="width:30px" %)2 bits|(% style="width:52px" %)1 bit
320 +|=(% style="width: 79px;" %)**Value**|(% style="width:55px" %)[[MOD>>||anchor="H3.2.7SetPositioningMode"]]|(% style="width:52px" %)[[LON>>||anchor="HLON:"]]
324 324  
325 325  **Example:** Payload: 0x02863D68 FAC29BAF 4B45 60 0202 011A 
326 326  
... ... @@ -365,6 +365,7 @@
365 365  * 3.40v ~~ 3.69v:  20% ~~ 40%
366 366  * < 3.39v:  0~~20%
367 367  
365 +(% style="display:none" %) (%%)
368 368  
369 369  
370 370  ==== (% style="color:blue" %)**MOD:**(%%) ====
... ... @@ -428,7 +428,7 @@
428 428  === 2.4.4  Uplink FPORT~=4, History GNSS Positioning ===
429 429  
430 430  
431 -Set [[PNACKMD=1>>||anchor="H3.2.11A0A0AutoSendNone-ACKmessages"]], and TrackerD will wait for ACK for every uplink, when there is no LoRaWAN network, TrackerD will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
429 +Set [[PNACKMD=1>>||anchor="H3.2.11A0AutoSendNone-ACKmessages"]], and TrackerD will wait for ACK for every uplink, when there is no LoRaWAN network, TrackerD will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
432 432  
433 433  
434 434  (% style="color:red" %)**Note for this mode:**
... ... @@ -483,11 +483,30 @@
483 483  * (% style="color:#037691" %)**Measured Power: ** (%%) The Measured Power from the strongest iBeacon.
484 484  * (% style="color:#037691" %)**RSSI:  ** (%%) The RSSI from the strongest iBeacon.
485 485  
484 +(% style="display:none" %) (%%)
486 486  
486 +=== 2.4.6  Uplink FPORT~=7, Alarm information status（Since firmware 1.4.4） ===
487 487  
488 -=== 2.4.6  Uplink FPORT~=8, WiFi Positioning with Strongest WiFi SSID（Since firmware 1.4.1） ===
488 +The upward link device is configured to FPORT = 7. Once Trackerd alarm, it will upload the news to the server.
489 489  
490 +(% border="1.5" cellspacing="3" style="background-color:#ffffcc; color:green; width:450px" %)
491 +|**Size(bytes)**|2|1
492 +|**Value**|[[Alarm & BAT>>path:#HAlarm26BAT:]]|Mod+lon
490 490  
494 + [[image:image-20230302145315-1.png]]
495 +
496 +alarm=(bytes[0] & 0x40) ~/~/Alarm status
497 +
498 +batV=~(~(~(bytes[0] & 0x3f) <<8) | bytes[1])/1000;~/~/Battery,units:V
499 +
500 +mod = bytes[2] & 0xC0;
501 +
502 +Lon=(bytes[2] & 0x20)
503 +
504 +
505 +=== 2.4.7  Uplink FPORT~=8, WiFi Positioning with Strongest WiFi SSID（Since firmware 1.4.1） ===
506 +
507 +
491 491  TrackerD supports WiFi scans for indoor positioning. User can set [[**SMOD**>>||anchor="H3.2.7SetPositioningMode"]] to **WiFi** so TrackerD will scan WiFi and find the strongest WiFi info and uplink.
492 492  
493 493  
... ... @@ -507,9 +507,10 @@
507 507  * (% style="color:#037691" %)**SSID:      **(%%)WiFi name.
508 508  * (% style="color:#037691" %)**RSSI:      **(%%)The RSSI from the strongest WiFi.
509 509  
527 +(% style="display:none" %) (%%)
510 510  
511 511  
512 -=== 2.4.7  Add Payload format in TTN V3 ===
530 +=== 2.4.8  Add Payload format in TTN V3 ===
513 513  
514 514  
515 515  In TTN V3, user can add a custom payload so it shows friendly.
... ... @@ -557,7 +557,7 @@
557 557  
558 558  total 273 entries,by default,
559 559  
560 -User can set [[PNACKMD=1>>||anchor="H3.2.11A0A0AutoSendNone-ACKmessages"]], to enable Datalog feature.
578 +User can set [[PNACKMD=1>>||anchor="H3.2.11A0AutoSendNone-ACKmessages"]], to enable Datalog feature.
561 561  
562 562  Example use case.
563 563  
... ... @@ -601,6 +601,7 @@
601 601  * **[[TDC>>||anchor="H3.2.1SetTransmitInterval"]]** defines the uplink interval when TrackerD is stactic.
602 602  * **[[PT>>||anchor="H3.2.16GetorSetThresholdformotiondetectFF08Sincefirmware1.4.3FF09"]]** defines the threldhold to detect a motion.
603 603  
622 +(% style="display:none" %) (%%)
604 604  
605 605  
606 606  == 2.10 LED Status ==
... ... @@ -620,6 +620,7 @@
620 620  |(% style="width:157px" %)**Get Downlink**|(% style="width:271px" %)(% style="color:green" %)**GREEN**(%%) led on 1 second|(% style="width:202px" %)Yes
621 621  |(% style="width:157px" %)**Movement Detect**|(% style="width:271px" %)(% style="color:red" %)**RED **(%%)led on 500ms|(% style="width:202px" %)N/A
622 622  
642 +(% style="display:none" %) (%%)
623 623  
624 624  
625 625  == 2.11 Button Function ==
... ... @@ -634,8 +634,9 @@
634 634  
635 635  (% style="color:red" %)**RED button:**
636 636  
637 -[[image:1664502854406-763.png||_mstalt="295568"]]
657 +[[image:image-20230213110506-3.png]](% style="display:none" %)
638 638  
659 +(% style="display:none" %) (%%)
639 639  
640 640  (% border="1" style="background-color:#ffffcc; width:510px" %)
641 641  |=(% style="width: 100px;" %)**Function**|=(% style="width: 205px;" %)**Action**|=(% style="width: 205px;" %)**Description**
... ... @@ -643,6 +643,7 @@
643 643  |(% style="width:135px" %)Exit Alarm Mode|(% style="width:220px" %)Fast press the (% style="color:red" %)**RED** (%%)button 10 times|(% style="width:265px" %)Exit Alarm Mode
644 644  |(% style="width:135px" %)Enter Deep Sleep Mode|(% style="width:220px" %)Press and hold the button for 10 seconds, then quickly press the device 3 times to enter deep sleep|(% style="width:265px" %)This is the mode ship out from factory. CPU will be complete in sleep mode and no LoRa activity, only use before deploy.
645 645  
667 +(% style="display:none" %) (%%)
646 646  
647 647  
648 648  == 2.12 USB Port Function ==
... ... @@ -655,6 +655,7 @@
655 655  * [[Configure Device>>||anchor="H3.ConfigureTrackerDviaATcommandorLoRaWANdownlink"]]
656 656  * [[Upgrade Firmware>>||anchor="H5.UploadFirmware"]]
657 657  
680 +(% style="display:none" %) (%%)
658 658  
659 659  
660 660  = 3. Configure TrackerD via AT command or LoRaWAN downlink =
... ... @@ -685,6 +685,7 @@
685 685  
686 686  [[image:1664503047675-651.png||_mstalt="295386"]]
687 687  
711 +(% style="display:none" %) (%%)
688 688  
689 689  == 3.2 Command Set ==
690 690  
... ... @@ -751,7 +751,7 @@
751 751  (% style="color:#037691" %)**0x02 01**    (%%) ~/~/  Exit Alarm Mode
752 752  
753 753  
754 -=== 3.2.5 Disable/Enable LED flash ===
778 +=== 3.2.5 Disable/Enable LED flash and buzzer ===
755 755  
756 756  
757 757  Disable/Enable LED for position, downlink and uplink
... ... @@ -875,7 +875,6 @@
875 875  (% style="color:#037691" %)**0xAD 00 46**    (%%) ~/~/  Set AT+PDOP=7  (0x46 / 10 =7)
876 876  
877 877  
878 -
879 879  === 3.2.10 Disable/Enable the confirmation mode ===
880 880  
881 881  
... ... @@ -960,11 +960,11 @@
960 960  
961 961  (% style="color:blue" %)**AT Command:**
962 962  
963 -(% style="color:#037691" %)**AT+SHOWID=XX         **(%%) ~/~/(Disable (0), Enable (1), default:0)
986 +(% style="color:#037691" %)**AT+SHOWID=XX         **(%%) ~/~/  (Disable (0), Enable (1), default:0)
964 964  \\Example: AT+SHOWID=1 ~-~-> Enable Information printing.
965 965  
966 966  
967 -=== 3.2.15 Get or Set Eight Channels Mode, only for us915, AU915（Since firmware 1.4.1） ===
990 +=== 3.2.15  Get or Set Eight Channels Mode, only for us915, AU915（Since firmware 1.4.1） ===
968 968  
969 969  
970 970  The Channels Mode in the LORAWAN LMIC library is from 0 ~~ 7. When CHE = 8, 72 channels will be accessible to the network.
... ... @@ -971,16 +971,17 @@
971 971  
972 972  (% style="color:blue" %)**AT Command:**
973 973  
974 -(% style="color:#037691" %)**AT+CHE=1**(%%) ~/~/ set one channels mode
997 +(% style="color:#037691" %)**AT+CHE=1      **(%%) ~/~/ set one channels mode
975 975  
976 976  
977 977  (% style="color:blue" %)**Downlink Payload:0X24**
978 978  
979 -Example: 0x24 01 ~/~/ Same as AT+CHE=1
1002 +Example: 0x24 01  ~/~/ Same as AT+CHE=1
980 980  
981 981  
982 -=== 3.2.16 Get or Set Threshold for motion detect（Since firmware 1.4.3） ===
1005 +=== 3.2.16  Get or Set Threshold for motion detect（Since firmware 1.4.3） ===
983 983  
1007 +
984 984  User can set the motion detect thredhold for transportation mode. The smaller the value, the more sensitivity to trigger a motion event.
985 985  
986 986  (% style="color:blue" %)**AT Command:**
... ... @@ -991,7 +991,7 @@
991 991  
992 992   AT+PT=14    ~-~->    Set to detect car motion.
993 993  
994 - AT+PT=41   ~-~->    set to detect walk motion.
1018 + AT+PT=41  ~-~->    set to detect walk motion.
995 995  
996 996  
997 997  (% style="color:blue" %)**Downlink Payload:0xB4**(%%)
... ... @@ -998,7 +998,6 @@
998 998  0xB4 14          ~/~/  Same as AT+PT=14
999 999  
1000 1000  
1001 -
1002 1002  = 4. Setting for Different Scenarios =
1003 1003  
1004 1004  
... ... @@ -1050,16 +1050,15 @@
1050 1050  US915.bin @ 0x10000(Select the bin file of the frequency band you need)
1051 1051  
1052 1052  
1053 -[[image:image-20221118105220-2.png||_mstalt="426608"]]
1076 +[[image:image-20221207120501-1.png]]
1054 1054  
1055 1055  
1056 1056  
1057 1057  After upgrade finish, it will show finish as below:
1058 1058  
1059 -[[image:image-20221118105402-4.png||_mstalt="427986"]]
1082 +[[image:image-20221207133911-7.png]]
1060 1060  
1061 1061  
1062 -
1063 1063  = 6. Developer Guide =
1064 1064  
1065 1065  == 6.1 Compile Source Code ==
... ... @@ -1081,13 +1081,70 @@
1081 1081  [[image:1664503715811-892.png||_mstalt="295698"]]
1082 1082  
1083 1083  
1106 +=== 6.1.2  Build the development environment ===
1107 +
1108 +
1109 +**~1. Download and install arduino IDE**
1110 +
1111 +[[https:~~/~~/www.arduino.cn/thread-5838-1-1.html>>url:https://links.jianshu.com/go?to=https%3A%2F%2Fwww.arduino.cn%2Fthread-5838-1-1.html]]
1112 +
1113 +
1114 +**2. Download the ESP32 development package in the arduino IDE**
1115 +
1116 +[[image:image-20221213100007-1.png]]
1117 +
1118 +
1119 +Input: [[https:~~/~~/dl.espressif.com/dl/package_esp32_index.json>>https://dl.espressif.com/dl/package_esp32_index.json]]
1120 +
1121 +[[image:image-20221213100626-2.png]]
1122 +
1123 +
1124 +Restart the IDE after the addition is complete, then:
1125 +
1126 +[[image:image-20221213100808-3.png||height="679" width="649"]]
1127 +
1128 +
1129 +[[image:image-20221213101040-4.png]]
1130 +
1131 +
1132 +(% style="color:red" %)**Note: Currently version 1.04 is almost impossible to download, you can choose version 1.03.
1133 +Don't quit halfway.~~! If you quit halfway, there is a high probability that it will freeze, and you will need to download again next time. (If you click to continue downloading, an error will be reported after completion)**
1134 +
1135 +
1136 +Then enter a long waiting process. If you don't want to wait, you can go to the Internet to download directly, and then import:
1137 +
1138 +(% style="color:blue" %)**Methods as below:**
1139 +
1140 +~1. Download: [[https:~~/~~/github.com/dragino/TrackerD/releases/tag/v1.4.4>>https://github.com/dragino/TrackerD/releases/tag/v1.4.4]]
1141 +
1142 +2. Find the arduino installation path, hardware → create a new espressif folder → create a new esp32 folder, unzip the compressed package here.
1143 +
1084 1084  (% id="cke_bm_4554S" style="display:none" %) (%%)Find the path of SP32 installation, find the file as shown in Figure 1, and change the SPI pin to the shown in Figure 2.
1085 1085  
1146 +[[image:image-20221213102311-5.png||height="582" width="711"]]
1147 +
1148 +
1149 +**3. Find tools→get.exe in the decompressed file and run it (it will close automatically after completion)**
1150 +
1151 +[[image:image-20221213102334-6.png]]
1152 +
1153 +(% style="color:red" %)**Note: This step requires a python environment**
1154 +
1155 +
1156 +Either way, in the end:
1157 +
1158 +The final effect is to open the arduino and you can see the esp32
1159 +
1160 +[[image:image-20221213110952-8.png||height="866" width="711"]]
1161 +
1162 +
1163 +
1086 1086  [[image:image-20221024105643-1.png||_mstalt="428129"]]
1087 1087  
1088 1088  **~ Figure1**
1089 1089  
1090 1090  
1169 +
1091 1091  [[image:image-20221024105643-2.png||_mstalt="428493"]]
1092 1092  
1093 1093   **Figure2**
... ... @@ -1147,6 +1147,7 @@
1147 1147  |(% style="width:118px" %)A8|(% style="width:67px" %)Yellow|(% style="width:123px" %)MTMS/GPIO14
1148 1148  |(% style="width:118px" %)B8|(% style="width:67px" %)Grey|(% style="width:123px" %)MTDO/GPIO15
1149 1149  
1229 +(% style="display:none" %) (%%)
1150 1150  
1151 1151  
1152 1152  == 7.3 Notes on using different serial port tools for TrackerD ==
... ... @@ -1231,6 +1231,12 @@
1231 1231  [[image:image-20221116111844-5.png||_mstalt="430144" height="551" width="708"]]
1232 1232  
1233 1233  
1314 +== 7.5 Are there example python example for BLE Indoor Positioning? ==
1315 +
1316 +
1317 +[[Operating instructions for BLE indoor positioning>>doc:.Example of BLE indoor positioning python.WebHome]]
1318 +
1319 +
1234 1234  = 8  Trouble Shooting =
1235 1235  
1236 1236  == 8.1  TDC is changed to 4294947296 and cause no uplink. ==
... ... @@ -1263,7 +1263,7 @@
1263 1263  (((
1264 1264  Some partition is missed during upgrade, please upgrade below four files as example:
1265 1265  
1266 -[[image:image-20221122100004-2.png||_mstalt="423878" height="619" width="389"]]
1352 +[[image:image-20221207120524-2.png]]
1267 1267  )))
1268 1268  
1269 1269  
... ... @@ -1284,7 +1284,7 @@
1284 1284  
1285 1285  User need to upgrade again with below four files to solve this issue.
1286 1286  
1287 - [[image:image-20221122100004-2.png||_mstalt="423878" height="619" width="389"]]
1373 + [[image:image-20221207120530-3.png]]
1288 1288  
1289 1289   **Figure 2**
1290 1290  
... ... @@ -1349,6 +1349,52 @@
1349 1349  Please refer to this [[link>>http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/TrackerD/#H3.2.9SetPDOPvalueforGPSfixaccuracy]] on how to set up PDOP
1350 1350  
1351 1351  
1438 +== 8.6  When upgrading the firmware, the data is not completely erased, and the information does not return to normal after multiple resets ==
1439 +
1440 +
1441 +When upgrading, use the erase button to upgrade
1442 +
1443 +[[image:image-20221207120536-4.png]]
1444 +
1445 +
1446 +The parameters are displayed abnormally and cannot be fixed using AT+FDR
1447 +
1448 +[[image:image-20221128103040-2.png||height="431" width="525"]]
1449 +
1450 +
1451 +Please upgrade these four files,link（The boot_app0 file is in the version folder you need)
1452 +
1453 +[[image:image-20221207134028-8.png]]
1454 +
1455 +
1456 +Reboot information after upgrade
1457 +
1458 +[[image:image-20221128111443-4.png||height="432" width="546"]]
1459 +
1460 +
1461 +Use **AT+FDR** command to reset and then use **AT+CFG** to check whether the configuration is back to normal
1462 +
1463 +[[image:image-20221128111850-5.png]]
1464 +
1465 +
1466 +After the parameters return to normal, upgrade to the version you need again
1467 +
1468 +[[image:image-20221207120601-5.png]]
1469 +
1470 +
1471 +At this point, the parameters return to normal after running AT+FDR again
1472 +
1473 +[[image:image-20221128112035-7.png]]
1474 +
1475 +
1476 +== 8.7  If you encounter the following problems, please upgrade to the latest version ==
1477 +
1478 +
1479 +~1. Press and hold the red button (more than 5 seconds), and the device and server do not respond.
1480 +
1481 +2. Send some commands through the serial port to prompt an error (Example：AT+SMOD=1,0,1)
1482 +
1483 +
1352 1352  = 9.  Order Info =
1353 1353  
1354 1354  
... ... @@ -1370,6 +1370,7 @@
1370 1370  
1371 1371  * (% style="color:red" %)**US915**(%%): Default frequency band US915
1372 1372  
1505 +(% style="display:none" %) (%%)
1373 1373  
1374 1374  
1375 1375  = 10.  Packing Info =
... ... @@ -1387,6 +1387,7 @@
1387 1387  
1388 1388  * Weight: 50g
1389 1389  
1523 +(% style="display:none" %) (%%)
1390 1390  
1391 1391  
1392 1392  = 11. Support =
... ... @@ -1396,6 +1396,7 @@
1396 1396  
1397 1397  * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].
1398 1398  
1533 +(% style="display:none" %) (%%)
1399 1399  
1400 1400  
1401 1401  = 12.  Reference =
... ... @@ -1406,4 +1406,6 @@
1406 1406  * **[[Source Code>>https://github.com/dragino/TrackerD]] **
1407 1407  
1408 1408  * [[**Hardware Source**>>https://www.dropbox.com/sh/orwoy6cecb89m4e/AAD37sRuUrvKsHgAJxuVTkB5a?dl=0]]
1544 +
1545 +
1409 1409  )))
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