Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual

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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
38		-(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors
	62	+(((
	63	+(% 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
...	...	@@ -57,8 +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
	90	+
	91	+
	92	+
	93	+
62	62	== 1.3  Specification ==
63	63
64	64	=== 1.3.1  Rated environmental conditions ===
...	...	@@ -65,12 +65,15 @@
65	65
66	66	[[image:image-20220610154839-1.png]]
67	67
68		-**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);**
69	69
70		-**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);       **
71	71
	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	+)))
72	72
73	73
	108	+
74	74	=== 1.3.2  Effective measurement range Reference beam pattern ===
75	75
76	76	**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
...	...	@@ -80,7 +80,10 @@
80	80	[[image:1654852253176-749.png]]
81	81
82	82
	118	+
	119	+(((
83	83	**(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	+)))
84	84
85	85
86	86	[[image:1654852175653-550.png]](% style="display:none" %) ** **
...	...	@@ -99,6 +99,10 @@
99	99	* Sewer
100	100	* Bottom water level monitoring
101	101
	140	+
	141	+
	142	+
	143	+
102	102	== 1.6  Pin mapping and power on ==
103	103
104	104
...	...	@@ -106,16 +106,16 @@
106	106
107	107
108	108
109		-= 2.  Configure LDDS75 to connect to LoRaWAN network =
	151	+= 2.  Configure LDDS45 to connect to LoRaWAN network =
110	110
111	111	== 2.1  How it works ==
112	112
113	113	(((
114		-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
115	115	)))
116	116
117	117	(((
118		-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.
119	119	)))
120	120
121	121
...	...	@@ -124,10 +124,15 @@
124	124
125	125	(((
126	126	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	+
127	127	)))
128	128
	173	+[[image:1654913911773-521.png]]
	174	+
	175	+
129	129	(((
130		-[[image:1654848616367-242.png]]
	177	+
131	131	)))
132	132
133	133	(((
...	...	@@ -135,21 +135,27 @@
135	135	)))
136	136
137	137	(((
138		-(% 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.
139	139	)))
140	140
141	141	(((
142		-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.
143	143	)))
144	144
145	145	[[image:image-20220607170145-1.jpeg]]
146	146
147	147
	195	+(((
148	148	For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI.
	197	+)))
149	149
	199	+(((
150	150	Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot:
	201	+)))
151	151
	203	+(((
152	152	**Add APP EUI in the application**
	205	+)))
153	153
154	154	[[image:image-20220610161353-4.png]]
155	155
...	...	@@ -160,7 +160,10 @@
160	160
161	161	[[image:image-20220610161353-7.png]]
162	162
	216	+**Choose LDDS75 instead of LDDS45 is ok. They are of the same payload**
163	163
	218	+
	219	+
164	164	You can also choose to create the device manually.
165	165
166	166	[[image:image-20220610161538-8.png]]
...	...	@@ -173,16 +173,16 @@
173	173
174	174
175	175
176		-(% style="color:blue" %)**Step 2**(%%): Power on LDDS75
	232	+(% style="color:blue" %)**Step 2**(%%): Power on LDDS45
177	177
178	178
179	179	Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
180	180
181		-[[image:image-20220610161724-10.png]]
	237	+[[image:image-20220611102908-2.png]]
182	182
183	183
184	184	(((
185		-(% 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.
186	186	)))
187	187
188	188	[[image:1654849068701-275.png]]
...	...	@@ -192,11 +192,12 @@
192	192	== 2.3  ​Uplink Payload ==
193	193
194	194	(((
195		-LDDS75 will uplink payload via LoRaWAN with below payload format:
	251	+(((
	252	+LDDS45 will uplink payload via LoRaWAN with below payload format:
196	196
197		-Uplink payload includes in total 4 bytes.
198		-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.
199	199	)))
	256	+)))
200	200
201	201	(((
202	202
...	...	@@ -207,12 +207,12 @@
207	207	**Size (bytes)**
208	208	)))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
209	209	|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
210		-[[Distance>>||anchor="H2.3.3A0Distance"]]
	267	+[[Distance>>||anchor="H2.3.2A0Distance"]]
211	211
212	212	(unit: mm)
213		-)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
214		-[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]]
215		-)))|[[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"]]
216	216
217	217	[[image:1654850511545-399.png]]
218	218
...	...	@@ -221,7 +221,7 @@
221	221	=== 2.3.1  Battery Info ===
222	222
223	223
224		-Check the battery voltage for LDDS75.
	281	+Check the battery voltage for LDDS45.
225	225
226	226	Ex1: 0x0B45 = 2885mV
227	227
...	...	@@ -231,17 +231,21 @@
231	231
232	232	=== 2.3.2  Distance ===
233	233
234		-Get the distance. Flat object range 280mm - 7500mm.
	291	+(((
	292	+Get the distance. Flat object range 30mm - 4500mm.
	293	+)))
235	235
236		-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	+)))
237	237
238	238
239	239	* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
240		-* 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.
241	241
242	242	=== 2.3.3  Interrupt Pin ===
243	243
244		-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.
	305	+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.
245	245
246	246	**Example:**
247	247
...	...	@@ -261,21 +261,22 @@
261	261
262	262	If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
263	263
264		-(% style="color:red" %)Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021.
265	265
266	266
267		-
268	268	=== 2.3.5  Sensor Flag ===
269	269
	329	+(((
270	270	0x01: Detect Ultrasonic Sensor
	331	+)))
271	271
	333	+(((
272	272	0x00: No Ultrasonic Sensor
	335	+)))
273	273
274	274
275	275
	339	+=== 2.3.6  Decode payload in The Things Network ===
276	276
277		-== 2.3.6  Decode payload in The Things Network ==
278		-
279	279	While using TTN network, you can add the payload format to decode the payload.
280	280
281	281
...	...	@@ -283,13 +283,15 @@
283	283
284	284	The payload decoder function for TTN V3 is here:
285	285
286		-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/]]
	348	+(((
	349	+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/]]
	350	+)))
287	287
288	288
289	289
290	290	== 2.4  Uplink Interval ==
291	291
292		-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"]]
	356	+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"]]
293	293
294	294
295	295
...	...	@@ -320,7 +320,7 @@
320	320
321	321	(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
322	322
323		-(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
	387	+(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS45 and add DevEUI.**
324	324
325	325	[[image:1654851029373-510.png]]
326	326
...	...	@@ -334,7 +334,7 @@
334	334	== 2.6  Frequency Plans ==
335	335
336	336	(((
337		-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.
	401	+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.
338	338	)))
339	339
340	340
...	...	@@ -801,7 +801,7 @@
801	801
802	802	== 2.7  LED Indicator ==
803	803
804		-The LDDS75 has an internal LED which is to show the status of different state.
	868	+The LDDS45 has an internal LED which is to show the status of different state.
805	805
806	806
807	807	* Blink once when device power on.
...	...	@@ -812,10 +812,17 @@
812	812	== 2.8  ​Firmware Change Log ==
813	813
814	814
815		-**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/]]
	879	+(((
	880	+**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/]]
	881	+)))
816	816
	883	+(((
	884	+
	885	+)))
817	817
	887	+(((
818	818	**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
	889	+)))
819	819
820	820
821	821
...	...	@@ -822,22 +822,76 @@
822	822	== 2.9  Mechanical ==
823	823
824	824
825		-[[image:image-20220610172003-1.png]]
	896	+[[image:1654915562090-396.png]]
826	826
827		-[[image:image-20220610172003-2.png]]
828	828
829	829
830		-== 2.10  Battery Analysis ==
831	831
832		-=== 2.10.1  Battery Type ===
833	833
834		-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.
	902	+= 3. Battery & How to replace =
835	835
	904	+== 3.1 Battery Type ==
836	836
	906	+(((
	907	+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.
	908	+)))
	909	+
	910	+(((
	911	+The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
	912	+)))
	913	+
	914	+[[image:1654593587246-335.png]]
	915	+
	916	+
	917	+Minimum Working Voltage for the LSPH01:
	918	+
	919	+LSPH01:  2.45v ~~ 3.6v
	920	+
	921	+
	922	+
	923	+== 3.2 Replace Battery ==
	924	+
	925	+(((
	926	+Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
	927	+)))
	928	+
	929	+(((
	930	+And make sure the positive and negative pins match.
	931	+)))
	932	+
	933	+
	934	+
	935	+== 3.3 Power Consumption Analyze ==
	936	+
	937	+(((
	938	+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.
	939	+)))
	940	+
	941	+(((
	942	+Instruction to use as below:
	943	+)))
	944	+
	945	+
	946	+**Step 1**: Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from:
	947	+
	948	+[[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/]]
	949	+
	950	+
	951	+**Step 2**: Open it and choose
	952	+
	953	+* Product Model
	954	+* Uplink Interval
	955	+* Working Mode
	956	+
	957	+And the Life expectation in difference case will be shown on the right.
	958	+
	959	+[[image:1654593605679-189.png]]
	960	+
	961	+
837	837	The battery related documents as below:
838	838
839	839	* (((
840		-[[ Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
	965	+[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
841	841	)))
842	842	* (((
843	843	[[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
...	...	@@ -846,28 +846,33 @@
846	846	[[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]]
847	847	)))
848	848
849		- [[image:image-20220610172400-3.png]]
	974	+[[image:image-20220607172042-11.png]]
850	850
851	851
852	852
853		-=== 2.10.2  Replace the battery ===
	978	+=== 3.3.1 ​Battery Note ===
854	854
855	855	(((
856		-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.
	981	+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.
857	857	)))
858	858
	984	+
	985	+
	986	+=== ​3.3.2 Replace the battery ===
	987	+
859	859	(((
860		-
	989	+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.
861	861	)))
862	862
863	863	(((
864		-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)
	993	+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)
865	865	)))
866	866
867	867
868	868
869		-= 3.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
870	870
	999	+= 4.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
	1000	+
871	871	(((
872	872	(((
873	873	Use can configure LDDS75 via AT Command or LoRaWAN Downlink.
...	...	@@ -876,7 +876,7 @@
876	876
877	877	* (((
878	878	(((
879		-AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]].
	1009	+AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
880	880	)))
881	881	)))
882	882	* (((
...	...	@@ -944,7 +944,7 @@
944	944
945	945
946	946
947		-== 3.1  Access AT Commands ==
	1077	+== 4.1  Access AT Commands ==
948	948
949	949	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.
950	950
...	...	@@ -957,7 +957,9 @@
957	957	[[image:image-20220610172924-5.png]]
958	958
959	959
	1090	+(((
960	960	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:
	1092	+)))
961	961
962	962
963	963	[[image:image-20220610172924-6.png||height="601" width="860"]]
...	...	@@ -964,7 +964,7 @@
964	964
965	965
966	966
967		-== 3.2  Set Transmit Interval Time ==
	1099	+== 4.2  Set Transmit Interval Time ==
968	968
969	969	Feature: Change LoRaWAN End Node Transmit Interval.
970	970
...	...	@@ -981,18 +981,21 @@
981	981	(((
982	982	Format: Command Code (0x01) followed by 3 bytes time value.
983	983
	1116	+(((
984	984	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	1118	+)))
985	985
986	986	* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
987	987	* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
988	988	)))
	1123	+)))
989	989
990	990
991		-
992		-)))
993	993
994		-== 3.3  Set Interrupt Mode ==
995	995
	1128	+
	1129	+== 4.3  Set Interrupt Mode ==
	1130	+
996	996	Feature, Set Interrupt mode for GPIO_EXIT.
997	997
998	998	(% style="color:#037691" %)**Downlink Command: AT+INTMOD**
...	...	@@ -1004,21 +1004,22 @@
1004	1004
1005	1005	Format: Command Code (0x06) followed by 3 bytes.
1006	1006
	1142	+(((
1007	1007	This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
	1144	+)))
1008	1008
1009	1009	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1010	1010	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1011	1011
	1149	+= 5.  FAQ =
1012	1012
1013		-= 4.  FAQ =
	1151	+== 5.1  What is the frequency plan for LDDS75? ==
1014	1014
1015		-== 4.1  What is the frequency plan for LDDS75? ==
1016		-
1017	1017	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"]]
1018	1018
1019	1019
1020	1020
1021		-== 4.2  How to change the LoRa Frequency Bands/Region ==
	1157	+== 5.2  How to change the LoRa Frequency Bands/Region ==
1022	1022
1023	1023	You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1024	1024	When downloading the images, choose the required image file for download. ​
...	...	@@ -1025,20 +1025,20 @@
1025	1025
1026	1026
1027	1027
1028		-== 4.3  Can I use LDDS75 in condensation environment? ==
	1164	+== 5.3  Can I use LDDS75 in condensation environment? ==
1029	1029
1030	1030	LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0.
1031	1031
1032	1032
1033	1033
1034		-= 5.  Trouble Shooting =
	1170	+= 6.  Trouble Shooting =
1035	1035
1036		-== 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
	1172	+== 6.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
1037	1037
1038	1038	It is due to channel mapping. Please see below link:  [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1039	1039
1040	1040
1041		-== 5.2  AT Command input doesn't work ==
	1177	+== 6.2  AT Command input doesn't work ==
1042	1042
1043	1043	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.
1044	1044
...	...	@@ -1047,7 +1047,7 @@
1047	1047	)))
1048	1048
1049	1049
1050		-= 6.  Order Info =
	1186	+= 7.  Order Info =
1051	1051
1052	1052
1053	1053	Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY**
...	...	@@ -1069,10 +1069,9 @@
1069	1069	* (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1070	1070	* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1071	1071
	1208	+= 8. ​ Packing Info =
1072	1072
1073		-= 7. ​ Packing Info =
1074	1074
1075		-
1076	1076	**Package Includes**:
1077	1077
1078	1078	* LDDS75 LoRaWAN Distance Detection Sensor x 1
...	...	@@ -1084,8 +1084,7 @@
1084	1084	* Package Size / pcs : cm
1085	1085	* Weight / pcs : g
1086	1086
	1222	+= 9.  ​Support =
1087	1087
1088		-= 8.  ​Support =
1089		-
1090	1090	* 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.
1091	1091	* 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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