<
From version < 151.4 >
edited by Xiaoling
on 2022/06/11 09:31
To version < 150.49 >
edited by Xiaoling
on 2022/06/11 09:18
>
Change comment: There is no comment for this version

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87 87  * 4000mAh or 8500mAh Battery for long term use
88 88  
89 89  
90 -
91 -
92 -
93 93  == 1.3  Specification ==
94 94  
95 95  === 1.3.1  Rated environmental conditions ===
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135 135  
136 136  
137 137  
138 -
139 -
140 140  == 1.6  Pin mapping and power on ==
141 141  
142 142  
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294 294  
295 295  
296 296  
297 -
298 298  === 2.3.3  Interrupt Pin ===
299 299  
300 300  This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3A0SetInterruptMode"]] for the hardware and software set up.
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323 323  
324 324  === 2.3.5  Sensor Flag ===
325 325  
326 -(((
327 327  0x01: Detect Ultrasonic Sensor
328 -)))
329 329  
330 -(((
331 331  0x00: No Ultrasonic Sensor
332 -)))
333 333  
334 334  
335 335  
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342 342  
343 343  The payload decoder function for TTN V3 is here:
344 344  
345 -(((
346 346  LDDS75 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
347 -)))
348 348  
349 349  
350 350  
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873 873  == 2.8  ​Firmware Change Log ==
874 874  
875 875  
876 -(((
877 877  **Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
878 -)))
879 879  
880 -(((
881 -
882 -)))
883 883  
884 -(((
885 885  **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
886 -)))
887 887  
888 888  
889 889  
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1027 1027  [[image:image-20220610172924-5.png]]
1028 1028  
1029 1029  
1030 -(((
1031 1031  In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS75. LDDS75 will output system info once power on as below:
1032 -)))
1033 1033  
1034 1034  
1035 1035   [[image:image-20220610172924-6.png||height="601" width="860"]]
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1053 1053  (((
1054 1054  Format: Command Code (0x01) followed by 3 bytes time value.
1055 1055  
1056 -(((
1057 1057  If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1058 -)))
1059 1059  
1060 1060  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1061 1061  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
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1078 1078  
1079 1079  Format: Command Code (0x06) followed by 3 bytes.
1080 1080  
1081 -(((
1082 1082  This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
1083 -)))
1084 1084  
1085 1085  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1086 1086  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1087 1087  
1088 -
1089 1089  = 4.  FAQ =
1090 1090  
1091 1091  == 4.1  What is the frequency plan for LDDS75? ==
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1145 1145  * (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1146 1146  * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1147 1147  
1148 -
1149 1149  = 7. ​ Packing Info =
1150 1150  
1151 1151  
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1160 1160  * Package Size / pcs : cm
1161 1161  * Weight / pcs : g
1162 1162  
1163 -
1164 1164  = 8.  ​Support =
1165 1165  
1166 1166  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
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