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Last modified by Xiaoling on 2025/04/27 16:45
From version 172.1
edited by Xiaoling
on 2022/06/15 09:51
Change comment: Uploaded new attachment "image-20220615095102-14.png", version {1}
To version 172.4
edited by Xiaoling
on 2022/06/15 09:52
Change comment: There is no comment for this version

Summary

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303 -(% style="color:blue" %)**Step 2**(%%): Power on LDDS75
303 +(% style="color:blue" %)**Step 2**(%%):  Power on LDDS20
304 304  
305 305  
306 306  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
307 307  
308 -[[image:image-20220610161724-10.png]]
308 +[[image:image-20220615095102-14.png]]
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311 +
311 311  (((
312 -(% style="color:blue" %)**Step 3**(%%)**:** The LDDS75 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
313 +(% style="color:blue" %)**Step 3**(%%)**:**  The LDDS20 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
313 313  )))
314 314  
315 315  [[image:1654849068701-275.png]]
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321 321  (((
322 322  (((
323 -LDDS75 will uplink payload via LoRaWAN with below payload format: 
324 -)))
324 +LDDS20 will uplink payload via LoRaWAN with below payload format:
325 325  
326 -(((
327 -Uplink payload includes in total 4 bytes.
328 -Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
326 +Uplink payload includes in total 8 bytes.
327 +Payload for firmware version v1.1.4. . Before v1.1.3, there is only 5 bytes: BAT and Distance(Please check manual v1.2.0 if you have 5 bytes payload).
329 329  )))
330 330  )))
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