Summary

• Page properties (1 modified, 0 added, 0 removed)
• Attachments (0 modified, 4 added, 0 removed)
  • 1654913911773-521.png
  • 1654914413351-871.png
  • image-20220611102837-1.png
  • image-20220611102908-2.png

Details

Page properties

Content

...	...	@@ -3,7 +3,6 @@
3	3
4	4	**Contents:**
5	5
6		-{{toc/}}
7	7
8	8
9	9
...	...	@@ -90,7 +90,6 @@
90	90	* 8500mAh Battery for long term use
91	91
92	92
93		-
94	94	== 1.3  Specification ==
95	95
96	96	=== 1.3.1  Rated environmental conditions ===
...	...	@@ -99,7 +99,7 @@
99	99
100	100
101	101	(((
102		-**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);  **
	100	+**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);       **
103	103
104	104	**~ b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
105	105	)))
...	...	@@ -138,7 +138,6 @@
138	138	* Bottom water level monitoring
139	139
140	140
141		-
142	142	== 1.6  Pin mapping and power on ==
143	143
144	144
...	...	@@ -164,10 +164,15 @@
164	164
165	165	(((
166	166	Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LG308>>url:http://www.dragino.com/products/lora/item/140-lg308.html]] as a LoRaWAN gateway in this example.
	164	+
	165	+
167	167	)))
168	168
	168	+[[image:1654913911773-521.png]]
	169	+
	170	+
169	169	(((
170		-[[image:1654848616367-242.png]]
	172	+
171	171	)))
172	172
173	173	(((
...	...	@@ -175,11 +175,11 @@
175	175	)))
176	176
177	177	(((
178		-(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
	180	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS45.
179	179	)))
180	180
181	181	(((
182		-Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
	184	+Each LDDS45 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
183	183	)))
184	184
185	185	[[image:image-20220607170145-1.jpeg]]
...	...	@@ -206,7 +206,10 @@
206	206
207	207	[[image:image-20220610161353-7.png]]
208	208
	211	+**Choose LDDS75 instead of LDDS45 is ok. They are of the same payload**
209	209
	213	+
	214	+
210	210	You can also choose to create the device manually.
211	211
212	212	[[image:image-20220610161538-8.png]]
...	...	@@ -219,16 +219,16 @@
219	219
220	220
221	221
222		-(% style="color:blue" %)**Step 2**(%%): Power on LDDS75
	227	+(% style="color:blue" %)**Step 2**(%%): Power on LDDS45
223	223
224	224
225	225	Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
226	226
227		-[[image:image-20220610161724-10.png]]
	232	+[[image:image-20220611102908-2.png]]
228	228
229	229
230	230	(((
231		-(% 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.
	236	+(% style="color:blue" %)**Step 3**(%%)**:** The LDDS45 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.
232	232	)))
233	233
234	234	[[image:1654849068701-275.png]]
...	...	@@ -239,12 +239,9 @@
239	239
240	240	(((
241	241	(((
242		-LDDS75 will uplink payload via LoRaWAN with below payload format:
243		-)))
	247	+LDDS45 will uplink payload via LoRaWAN with below payload format:
244	244
245		-(((
246		-Uplink payload includes in total 4 bytes.
247		-Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
	249	+Uplink payload includes in total 8 bytes.
248	248	)))
249	249	)))
250	250
...	...	@@ -271,7 +271,7 @@
271	271	=== 2.3.1  Battery Info ===
272	272
273	273
274		-Check the battery voltage for LDDS75.
	276	+Check the battery voltage for LDDS45.
275	275
276	276	Ex1: 0x0B45 = 2885mV
277	277
...	...	@@ -282,22 +282,21 @@
282	282	=== 2.3.2  Distance ===
283	283
284	284	(((
285		-Get the distance. Flat object range 280mm - 7500mm.
	287	+Get the distance. Flat object range 30mm - 4500mm.
286	286	)))
287	287
288	288	(((
289		-For example, if the data you get from the register is 0x0B 0x05, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.**
	291	+For example, if the data you get from the register is __0x0B 0x05__, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.**
290	290	)))
291	291
292	292
293	293	* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
294		-* If the sensor value lower than 0x0118 (280mm), the sensor value will be invalid. Since v1.1.4, all value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid.
	296	+* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
295	295
296	296
297		-
298	298	=== 2.3.3  Interrupt Pin ===
299	299
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.
	301	+This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.3A0SetInterruptMode"]] for the hardware and software set up.
301	301
302	302	**Example:**
303	303
...	...	@@ -317,10 +317,8 @@
317	317
318	318	If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
319	319
320		-(% style="color:red" %)Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021.
321	321
322	322
323		-
324	324	=== 2.3.5  Sensor Flag ===
325	325
326	326	(((
...	...	@@ -871,7 +871,6 @@
871	871	* Blink once when device transmit a packet.
872	872
873	873
874		-
875	875	== 2.8  ​Firmware Change Log ==
876	876
877	877
...	...	@@ -1089,7 +1089,6 @@
1089	1089	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1090	1090
1091	1091
1092		-
1093	1093	= 4.  FAQ =
1094	1094
1095	1095	== 4.1  What is the frequency plan for LDDS75? ==
...	...	@@ -1150,7 +1150,6 @@
1150	1150	* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1151	1151
1152	1152
1153		-
1154	1154	= 7. ​ Packing Info =
1155	1155
1156	1156
...	...	@@ -1166,7 +1166,6 @@
1166	1166	* Weight / pcs : g
1167	1167
1168	1168
1169		-
1170	1170	= 8.  ​Support =
1171	1171
1172	1172	* 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.

1654913911773-521.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+84.0 KB

Content

1654914413351-871.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+492.6 KB

Content

image-20220611102837-1.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+233.7 KB

Content

image-20220611102908-2.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+341.6 KB

Content