Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual

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Details

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Title

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1		-LDDS75 - LoRaWAN Distance Detection Sensor User Manual
	1	+LDDS45 - LoRaWAN Distance Detection Sensor User Manual

Content

...	...	@@ -1,9 +1,8 @@
1	1	(% style="text-align:center" %)
2		-[[image:1654846127817-788.png]]
	2	+[[image:1654912614655-664.png||height="530" width="628"]]
3	3
4	4	**Contents:**
5	5
6		-{{toc/}}
7	7
8	8
9	9
...	...	@@ -20,37 +20,66 @@
20	20
21	21
22	22	(((
23		-The Dragino LDDS75 is a (% style="color:#4472c4" %)** LoRaWAN Distance Detection Sensor**(%%) for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses (% style="color:#4472c4" %)** ultrasonic sensing** (%%)technology for distance measurement, and (% style="color:#4472c4" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The LDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc.
	22	+(((
	23	+The Dragino LDDS45 is a (% style="color:#4472c4" %)** LoRaWAN Distance Detection Sensor**(%%) for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses (% style="color:#4472c4" %)** ultrasonic sensing** (%%)technology for distance measurement, and (% style="color:#4472c4" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The LDDS45 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc.
	24	+)))
24	24
	26	+(((
	27	+
	28	+)))
25	25
	30	+(((
26	26	It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
	32	+)))
27	27
	34	+(((
	35	+
	36	+)))
28	28
29		-The LoRa wireless technology used in LDDS75 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
	38	+(((
	39	+The LoRa wireless technology used in LDDS45 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
	40	+)))
30	30
	42	+(((
	43	+
	44	+)))
31	31
32		-LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
	46	+(((
	47	+LDDS45 is powered by (% style="color:#4472c4" %)** 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
	48	+)))
33	33
	50	+(((
	51	+
	52	+)))
34	34
35		-Each LDDS75 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on.
	54	+(((
	55	+Each LDDS45 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on.
	56	+)))
36	36
	58	+(((
	59	+
	60	+)))
37	37
	62	+(((
38	38	(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
	64	+
	65	+
39	39	)))
40	40	)))
	68	+)))
41	41
	70	+[[image:1654912858581-740.png]]
42	42
43		-[[image:1654847051249-359.png]]
44	44
45	45
46		-
47	47	== ​1.2  Features ==
48	48
49	49	* LoRaWAN 1.0.3 Class A
50		-* Ultra low power consumption
	77	+* Ultra-low power consumption
51	51	* Distance Detection by Ultrasonic technology
52		-* Flat object range 280mm - 7500mm
	79	+* Flat object range 30mm - 4500mm
53	53	* Accuracy: ±(1cm+S*0.3%) (S: Distance)
	81	+* Measure Angle: 60°
54	54	* Cable Length : 25cm
55	55	* Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
56	56	* AT Commands to change parameters
...	...	@@ -57,11 +57,12 @@
57	57	* Uplink on periodically
58	58	* Downlink to change configure
59	59	* IP66 Waterproof Enclosure
60		-* 4000mAh or 8500mAh Battery for long term use
	88	+* 8500mAh Battery for long term use
61	61
62	62
63	63
64	64
	93	+
65	65	== 1.3  Specification ==
66	66
67	67	=== 1.3.1  Rated environmental conditions ===
...	...	@@ -68,12 +68,15 @@
68	68
69	69	[[image:image-20220610154839-1.png]]
70	70
71		-**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);**
72	72
73		-**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)**
	101	+(((
	102	+**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);       **
74	74
	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	+)))
75	75
76	76
	108	+
77	77	=== 1.3.2  Effective measurement range Reference beam pattern ===
78	78
79	79	**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
...	...	@@ -83,7 +83,10 @@
83	83	[[image:1654852253176-749.png]]
84	84
85	85
	118	+
	119	+(((
86	86	**(2)** **The object to be tested is a "corrugated cardboard box" perpendicular to the central axis of 0 °, and the length * width is 60cm * 50cm.**
	121	+)))
87	87
88	88
89	89	[[image:1654852175653-550.png]](% style="display:none" %) ** **
...	...	@@ -102,6 +102,10 @@
102	102	* Sewer
103	103	* Bottom water level monitoring
104	104
	140	+
	141	+
	142	+
	143	+
105	105	== 1.6  Pin mapping and power on ==
106	106
107	107
...	...	@@ -109,16 +109,16 @@
109	109
110	110
111	111
112		-= 2.  Configure LDDS75 to connect to LoRaWAN network =
	151	+= 2.  Configure LDDS45 to connect to LoRaWAN network =
113	113
114	114	== 2.1  How it works ==
115	115
116	116	(((
117		-The LDDS75 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
	156	+The LDDS45 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS45. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
118	118	)))
119	119
120	120	(((
121		-In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS75.
	160	+In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS45.
122	122	)))
123	123
124	124
...	...	@@ -127,10 +127,15 @@
127	127
128	128	(((
129	129	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.
	169	+
	170	+
130	130	)))
131	131
	173	+[[image:1654913911773-521.png]]
	174	+
	175	+
132	132	(((
133		-[[image:1654848616367-242.png]]
	177	+
134	134	)))
135	135
136	136	(((
...	...	@@ -138,21 +138,27 @@
138	138	)))
139	139
140	140	(((
141		-(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
	185	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS45.
142	142	)))
143	143
144	144	(((
145		-Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
	189	+Each LDDS45 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
146	146	)))
147	147
148	148	[[image:image-20220607170145-1.jpeg]]
149	149
150	150
	195	+(((
151	151	For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI.
	197	+)))
152	152
	199	+(((
153	153	Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot:
	201	+)))
154	154
	203	+(((
155	155	**Add APP EUI in the application**
	205	+)))
156	156
157	157	[[image:image-20220610161353-4.png]]
158	158
...	...	@@ -163,7 +163,10 @@
163	163
164	164	[[image:image-20220610161353-7.png]]
165	165
	216	+**Choose LDDS75 instead of LDDS45 is ok. They are of the same payload**
166	166
	218	+
	219	+
167	167	You can also choose to create the device manually.
168	168
169	169	[[image:image-20220610161538-8.png]]
...	...	@@ -176,16 +176,16 @@
176	176
177	177
178	178
179		-(% style="color:blue" %)**Step 2**(%%): Power on LDDS75
	232	+(% style="color:blue" %)**Step 2**(%%): Power on LDDS45
180	180
181	181
182	182	Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
183	183
184		-[[image:image-20220610161724-10.png]]
	237	+[[image:image-20220611102908-2.png]]
185	185
186	186
187	187	(((
188		-(% 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.
	241	+(% 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.
189	189	)))
190	190
191	191	[[image:1654849068701-275.png]]
...	...	@@ -195,11 +195,12 @@
195	195	== 2.3  ​Uplink Payload ==
196	196
197	197	(((
198		-LDDS75 will uplink payload via LoRaWAN with below payload format:
	251	+(((
	252	+LDDS45 will uplink payload via LoRaWAN with below payload format:
199	199
200		-Uplink payload includes in total 4 bytes.
201		-Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
	254	+Uplink payload includes in total 8 bytes.
202	202	)))
	256	+)))
203	203
204	204	(((
205	205
...	...	@@ -210,12 +210,12 @@
210	210	**Size (bytes)**
211	211	)))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
212	212	|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
213		-[[Distance>>||anchor="H2.3.3A0Distance"]]
	267	+[[Distance>>||anchor="H2.3.2A0Distance"]]
214	214
215	215	(unit: mm)
216		-)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
217		-[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]]
218		-)))|[[Sensor Flag>>path:#Sensor_Flag]]
	270	+)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
	271	+[[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
	272	+)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
219	219
220	220	[[image:1654850511545-399.png]]
221	221
...	...	@@ -224,7 +224,7 @@
224	224	=== 2.3.1  Battery Info ===
225	225
226	226
227		-Check the battery voltage for LDDS75.
	281	+Check the battery voltage for LDDS45.
228	228
229	229	Ex1: 0x0B45 = 2885mV
230	230
...	...	@@ -234,17 +234,25 @@
234	234
235	235	=== 2.3.2  Distance ===
236	236
237		-Get the distance. Flat object range 280mm - 7500mm.
	291	+(((
	292	+Get the distance. Flat object range 30mm - 4500mm.
	293	+)))
238	238
239		-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.**
	295	+(((
	296	+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.**
	297	+)))
240	240
241	241
242	242	* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
243		-* 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.
	301	+* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
244	244
	303	+
	304	+
	305	+
	306	+
245	245	=== 2.3.3  Interrupt Pin ===
246	246
247		-This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.2A0SetInterruptMode"]] for the hardware and software set up.
	309	+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.
248	248
249	249	**Example:**
250	250
...	...	@@ -264,15 +264,17 @@
264	264
265	265	If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
266	266
267		-(% style="color:red" %)Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021.
268	268
269	269
270		-
271	271	=== 2.3.5  Sensor Flag ===
272	272
	333	+(((
273	273	0x01: Detect Ultrasonic Sensor
	335	+)))
274	274
	337	+(((
275	275	0x00: No Ultrasonic Sensor
	339	+)))
276	276
277	277
278	278
...	...	@@ -285,13 +285,15 @@
285	285
286	286	The payload decoder function for TTN V3 is here:
287	287
288		-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/]]
	352	+(((
	353	+LDDS45 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/]]
	354	+)))
289	289
290	290
291	291
292	292	== 2.4  Uplink Interval ==
293	293
294		-The LDDS75 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]]
	360	+The LDDS45 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]]
295	295
296	296
297	297
...	...	@@ -322,7 +322,7 @@
322	322
323	323	(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
324	324
325		-(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
	391	+(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS45 and add DevEUI.**
326	326
327	327	[[image:1654851029373-510.png]]
328	328
...	...	@@ -336,7 +336,7 @@
336	336	== 2.6  Frequency Plans ==
337	337
338	338	(((
339		-The LDDS75 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
	405	+The LDDS45 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
340	340	)))
341	341
342	342
...	...	@@ -803,7 +803,7 @@
803	803
804	804	== 2.7  LED Indicator ==
805	805
806		-The LDDS75 has an internal LED which is to show the status of different state.
	872	+The LDDS45 has an internal LED which is to show the status of different state.
807	807
808	808
809	809	* Blink once when device power on.
...	...	@@ -814,10 +814,17 @@
814	814	== 2.8  ​Firmware Change Log ==
815	815
816	816
817		-**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/]]
	883	+(((
	884	+**Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Firmware/]]
	885	+)))
818	818
	887	+(((
	888	+
	889	+)))
819	819
	891	+(((
820	820	**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
	893	+)))
821	821
822	822
823	823
...	...	@@ -824,22 +824,76 @@
824	824	== 2.9  Mechanical ==
825	825
826	826
827		-[[image:image-20220610172003-1.png]]
	900	+[[image:1654915562090-396.png]]
828	828
829		-[[image:image-20220610172003-2.png]]
830	830
831	831
832		-== 2.10  Battery Analysis ==
833	833
834		-=== 2.10.1  Battery Type ===
835	835
836		-The LDDS75 battery is a combination of a 4000mAh or 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
	906	+= 3. Battery & How to replace =
837	837
	908	+== 3.1 Battery Type ==
838	838
	910	+(((
	911	+LSPH01 is equipped with a [[8500mAH ER26500 Li-SOCI2 battery>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]. The battery is un-rechargeable battery with low discharge rate targeting for 8~~10 years use. This type of battery is commonly used in IoT target for long-term running, such as water meter.
	912	+)))
	913	+
	914	+(((
	915	+The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
	916	+)))
	917	+
	918	+[[image:1654593587246-335.png]]
	919	+
	920	+
	921	+Minimum Working Voltage for the LSPH01:
	922	+
	923	+LSPH01:  2.45v ~~ 3.6v
	924	+
	925	+
	926	+
	927	+== 3.2 Replace Battery ==
	928	+
	929	+(((
	930	+Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
	931	+)))
	932	+
	933	+(((
	934	+And make sure the positive and negative pins match.
	935	+)))
	936	+
	937	+
	938	+
	939	+== 3.3 Power Consumption Analyze ==
	940	+
	941	+(((
	942	+Dragino Battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
	943	+)))
	944	+
	945	+(((
	946	+Instruction to use as below:
	947	+)))
	948	+
	949	+
	950	+**Step 1**: Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from:
	951	+
	952	+[[https:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/Battery_Analyze/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/]]
	953	+
	954	+
	955	+**Step 2**: Open it and choose
	956	+
	957	+* Product Model
	958	+* Uplink Interval
	959	+* Working Mode
	960	+
	961	+And the Life expectation in difference case will be shown on the right.
	962	+
	963	+[[image:1654593605679-189.png]]
	964	+
	965	+
839	839	The battery related documents as below:
840	840
841	841	* (((
842		-[[ Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
	969	+[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
843	843	)))
844	844	* (((
845	845	[[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
...	...	@@ -848,28 +848,33 @@
848	848	[[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]]
849	849	)))
850	850
851		- [[image:image-20220610172400-3.png]]
	978	+[[image:image-20220607172042-11.png]]
852	852
853	853
854	854
855		-=== 2.10.2  Replace the battery ===
	982	+=== 3.3.1 ​Battery Note ===
856	856
857	857	(((
858		-You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
	985	+The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased.
859	859	)))
860	860
	988	+
	989	+
	990	+=== ​3.3.2 Replace the battery ===
	991	+
861	861	(((
862		-
	993	+You can change the battery in the LSPH01.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
863	863	)))
864	864
865	865	(((
866		-The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can’t find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
	997	+The default battery pack of LSPH01 includes a ER26500 plus super capacitor. If user can’t find this pack locally, they can find ER26500 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
867	867	)))
868	868
869	869
870	870
871		-= 3.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
872	872
	1003	+= 4.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
	1004	+
873	873	(((
874	874	(((
875	875	Use can configure LDDS75 via AT Command or LoRaWAN Downlink.
...	...	@@ -878,7 +878,7 @@
878	878
879	879	* (((
880	880	(((
881		-AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]].
	1013	+AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
882	882	)))
883	883	)))
884	884	* (((
...	...	@@ -946,7 +946,7 @@
946	946
947	947
948	948
949		-== 3.1  Access AT Commands ==
	1081	+== 4.1  Access AT Commands ==
950	950
951	951	LDDS75 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LDDS75 for using AT command, as below.
952	952
...	...	@@ -959,7 +959,9 @@
959	959	[[image:image-20220610172924-5.png]]
960	960
961	961
	1094	+(((
962	962	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:
	1096	+)))
963	963
964	964
965	965	[[image:image-20220610172924-6.png||height="601" width="860"]]
...	...	@@ -966,7 +966,7 @@
966	966
967	967
968	968
969		-== 3.2  Set Transmit Interval Time ==
	1103	+== 4.2  Set Transmit Interval Time ==
970	970
971	971	Feature: Change LoRaWAN End Node Transmit Interval.
972	972
...	...	@@ -983,18 +983,21 @@
983	983	(((
984	984	Format: Command Code (0x01) followed by 3 bytes time value.
985	985
	1120	+(((
986	986	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	1122	+)))
987	987
988	988	* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
989	989	* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
990	990	)))
	1127	+)))
991	991
992	992
993		-
994		-)))
995	995
996		-== 3.3  Set Interrupt Mode ==
997	997
	1132	+
	1133	+== 4.3  Set Interrupt Mode ==
	1134	+
998	998	Feature, Set Interrupt mode for GPIO_EXIT.
999	999
1000	1000	(% style="color:#037691" %)**Downlink Command: AT+INTMOD**
...	...	@@ -1006,21 +1006,22 @@
1006	1006
1007	1007	Format: Command Code (0x06) followed by 3 bytes.
1008	1008
	1146	+(((
1009	1009	This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
	1148	+)))
1010	1010
1011	1011	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1012	1012	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1013	1013
	1153	+= 5.  FAQ =
1014	1014
1015		-= 4.  FAQ =
	1155	+== 5.1  What is the frequency plan for LDDS75? ==
1016	1016
1017		-== 4.1  What is the frequency plan for LDDS75? ==
1018		-
1019	1019	LDDS75 use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
1020	1020
1021	1021
1022	1022
1023		-== 4.2  How to change the LoRa Frequency Bands/Region ==
	1161	+== 5.2  How to change the LoRa Frequency Bands/Region ==
1024	1024
1025	1025	You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1026	1026	When downloading the images, choose the required image file for download. ​
...	...	@@ -1027,20 +1027,20 @@
1027	1027
1028	1028
1029	1029
1030		-== 4.3  Can I use LDDS75 in condensation environment? ==
	1168	+== 5.3  Can I use LDDS75 in condensation environment? ==
1031	1031
1032	1032	LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0.
1033	1033
1034	1034
1035	1035
1036		-= 5.  Trouble Shooting =
	1174	+= 6.  Trouble Shooting =
1037	1037
1038		-== 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
	1176	+== 6.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
1039	1039
1040	1040	It is due to channel mapping. Please see below link:  [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1041	1041
1042	1042
1043		-== 5.2  AT Command input doesn't work ==
	1181	+== 6.2  AT Command input doesn't work ==
1044	1044
1045	1045	In the case if user can see the console output but can’t type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn’t send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
1046	1046
...	...	@@ -1049,7 +1049,7 @@
1049	1049	)))
1050	1050
1051	1051
1052		-= 6.  Order Info =
	1190	+= 7.  Order Info =
1053	1053
1054	1054
1055	1055	Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY**
...	...	@@ -1071,10 +1071,9 @@
1071	1071	* (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1072	1072	* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1073	1073
	1212	+= 8. ​ Packing Info =
1074	1074
1075		-= 7. ​ Packing Info =
1076	1076
1077		-
1078	1078	**Package Includes**:
1079	1079
1080	1080	* LDDS75 LoRaWAN Distance Detection Sensor x 1
...	...	@@ -1086,8 +1086,7 @@
1086	1086	* Package Size / pcs : cm
1087	1087	* Weight / pcs : g
1088	1088
	1226	+= 9.  ​Support =
1089	1089
1090		-= 8.  ​Support =
1091		-
1092	1092	* 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.
1093	1093	* 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:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]].

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