Wiki source code of PS-LB/LS -- LoRaWAN Air Water Pressure Sensor User Manual

Version 72.1 by Xiaoling on 2024/01/09 16:08

version	line-number	content
70.2	1
6.2	2
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70.3	4	(% style="text-align:center" %)
70.4	5	[[image:image-20240109154731-4.png\|\|height="671" width="945"]]
6.2	6
66.2	7
	8
70.3	9
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	12
70.4	13	Table of Contents :
70.3	14
42.4	15	{{toc/}}
6.2	16
	17
	18
42.5	19
	20
	21
16.2	22	= 1. Introduction =
6.2	23
9.2	24	== 1.1 What is LoRaWAN Pressure Sensor ==
	25
	26
42.31	27	(((
42.17	28	The Dragino PS-LB series sensors are (% style="color:blue" %)LoRaWAN Pressure Sensor(%%) for Internet of Things solution. PS-LB can measure Air, Water pressure and liquid level and upload the sensor data via wireless to LoRaWAN IoT server.
42.31	29	)))
6.2	30
42.31	31	(((
42.17	32	The PS-LB series sensors include (% style="color:blue" %)Thread Installation Type(%%) and (% style="color:blue" %)Immersion Type(%%), it supports different pressure range which can be used for different measurement requirement.
42.31	33	)))
6.2	34
42.31	35	(((
6.2	36	The LoRa wireless technology used in PS-LB 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.
42.31	37	)))
6.2	38
42.31	39	(((
6.2	40	PS-LB supports BLE configure and wireless OTA update which make user easy to use.
42.31	41	)))
6.2	42
42.31	43	(((
42.17	44	PS-LB is powered by (% style="color:blue" %)8500mAh Li-SOCI2 battery(%%), it is designed for long term use up to 5 years.
42.31	45	)))
6.2	46
42.31	47	(((
6.2	48	Each PS-LB is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
42.31	49	)))
6.2	50
9.2	51	[[image:1675071321348-194.png]]
6.2	52
	53
9.2	54	== 1.2 Features ==
6.2	55
	56
	57	* LoRaWAN 1.0.3 Class A
	58	* Ultra-low power consumption
	59	* Measure air / gas or water pressure
	60	* Different pressure range available
	61	* Thread Installation Type or Immersion Type
	62	* Monitor Battery Level
	63	* Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
	64	* Support Bluetooth v5.1 and LoRaWAN remote configure
	65	* Support wireless OTA update firmware
	66	* Uplink on periodically
	67	* Downlink to change configure
47.1	68	* Controllable 3.3v,5v and 12v output to power external sensor
70.6	69	* 8500mAh Li/SOCl2 Battery (PS-LB)
	70	* Solar panel + 3000mAh Li-on battery (PS-LS)
6.2	71
9.2	72	== 1.3 Specification ==
	73
	74
42.17	75	(% style="color:#037691" %)Micro Controller:
6.2	76
	77	* MCU: 48Mhz ARM
	78	* Flash: 256KB
	79	* RAM: 64KB
	80
42.17	81	(% style="color:#037691" %)Common DC Characteristics:
6.2	82
	83	* Supply Voltage: 2.5v ~~ 3.6v
	84	* Operating Temperature: -40 ~~ 85°C
	85
42.17	86	(% style="color:#037691" %)LoRa Spec:
6.2	87
57.1	88	* Frequency Range, Band 1 (HF): 862 ~~ 1020 Mhz,Band 2 (LF): 410 ~~ 528 Mhz
6.2	89	* Max +22 dBm constant RF output vs.
	90	* RX sensitivity: down to -139 dBm.
	91	* Excellent blocking immunity
	92
42.17	93	(% style="color:#037691" %)Current Input Measuring :
6.2	94
	95	* Range: 0 ~~ 20mA
	96	* Accuracy: 0.02mA
	97	* Resolution: 0.001mA
	98
42.17	99	(% style="color:#037691" %)Voltage Input Measuring:
6.2	100
	101	* Range: 0 ~~ 30v
	102	* Accuracy: 0.02v
	103	* Resolution: 0.001v
	104
42.17	105	(% style="color:#037691" %)Battery:
6.2	106
	107	* Li/SOCI2 un-chargeable battery
	108	* Capacity: 8500mAh
	109	* Self-Discharge: <1% / Year @ 25°C
	110	* Max continuously current: 130mA
	111	* Max boost current: 2A, 1 second
	112
42.17	113	(% style="color:#037691" %)Power Consumption
6.2	114
	115	* Sleep Mode: 5uA @ 3.3v
	116	* LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
	117
9.2	118	== 1.4 Probe Types ==
6.2	119
9.2	120	=== 1.4.1 Thread Installation Type ===
6.2	121
	122
9.2	123	[[image:1675071448299-229.png]]
6.2	124
9.2	125	* Hersman Pressure Transmitter
	126	* Measuring Range: -0.1 ~~ 0 ~~ 60MPa, see order info.
	127	* Accuracy: 0.2% F.S
	128	* Long-Term Stability: 0.2% F.S ±0.05%
	129	* Overload 200% F.S
	130	* Zero Temperature Drift: 0.03% FS/℃(≤100Kpa), 0.02%FS/℃(＞100Kpa)
	131	* FS Temperature Drift: 0.003% FS/℃(≤100Kpa), 0.002%FS/℃(＞100Kpa)
	132	* Storage temperature: -30℃~~80℃
	133	* Operating temperature: -20℃~~60℃
	134	* Connector Type: Various Types, see order info
6.2	135
9.2	136	=== 1.4.2 Immersion Type ===
6.2	137
	138
71.2	139	[[image:image-20240109160445-5.png\|\|height="284" width="214"]]
9.2	140
	141	* Immersion Type, Probe IP Level: IP68
	142	* Measuring Range: Measure range can be customized, up to 100m.
	143	* Accuracy: 0.2% F.S
	144	* Long-Term Stability: ±0.2% F.S / Year
	145	* Storage temperature: -30℃~~80℃
51.1	146	* Operating temperature: 0℃~~50℃
9.2	147	* Material: 316 stainless steels
	148
13.2	149	== 1.5 Probe Dimension ==
6.2	150
	151
13.2	152
	153	== 1.6 Application and Installation ==
	154
	155	=== 1.6.1 Thread Installation Type ===
	156
	157
42.17	158	(% style="color:blue" %)Application:
6.2	159
	160	* Hydraulic Pressure
	161	* Petrochemical Industry
	162	* Health and Medical
	163	* Food & Beverage Processing
	164	* Auto-controlling house
	165	* Constant Pressure Water Supply
	166	* Liquid Pressure measuring
	167
	168	Order the suitable thread size and install to measure the air / liquid pressure
	169
13.2	170	[[image:1675071670469-145.png]]
6.2	171
	172
13.2	173	=== 1.6.2 Immersion Type ===
6.2	174
	175
42.17	176	(% style="color:blue" %)Application:
6.2	177
	178	Liquid & Water Pressure / Level detect.
	179
13.2	180	[[image:1675071725288-579.png]]
6.2	181
	182
	183	The Immersion Type pressure sensor is shipped with the probe and device separately. When user got the device, below is the wiring to for connect the probe to the device.
	184
	185
13.2	186	[[image:1675071736646-450.png]]
6.2	187
	188
13.2	189	[[image:1675071776102-240.png]]
6.2	190
	191
14.2	192	== 1.7 Sleep mode and working mode ==
6.2	193
	194
42.17	195	(% style="color:blue" %)Deep Sleep Mode: (%%)Sensor doesn't have any LoRaWAN activate. This mode is used for storage and shipping to save battery life.
6.2	196
42.17	197	(% style="color:blue" %)Working Mode: (%%)In this mode, Sensor will work as LoRaWAN Sensor to Join LoRaWAN network and send out sensor data to server. Between each sampling/tx/rx periodically, sensor will be in IDLE mode), in IDLE mode, sensor has the same power consumption as Deep Sleep mode.
6.2	198
	199
14.2	200	== 1.8 Button & LEDs ==
6.2	201
	202
71.2	203	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/RS485-LB_Waterproof_RS485UART_to_LoRaWAN_Converter/WebHome/image-20240103160425-4.png?rev=1.1\|\|alt="image-20240103160425-4.png"]](% style="display:none" %)
6.2	204
53.28	205	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
53.2	206	\|=(% style="width: 167px;background-color:#D9E2F3;color:#0070C0" %)Behavior on ACT\|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)Function\|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)Action
	207	\|(% style="background-color:#f2f2f2; width:167px" %)Pressing ACT between 1s < time < 3s\|(% style="background-color:#f2f2f2; width:117px" %)Send an uplink\|(% style="background-color:#f2f2f2; width:225px" %)(((
42.17	208	If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)blue led (%%)will blink once.
6.2	209	Meanwhile, BLE module will be active and user can connect via BLE to configure device.
	210	)))
53.2	211	\|(% style="background-color:#f2f2f2; width:167px" %)Pressing ACT for more than 3s\|(% style="background-color:#f2f2f2; width:117px" %)Active Device\|(% style="background-color:#f2f2f2; width:225px" %)(((
	212	(% style="background-color:#f2f2f2; color:green" %)Green led(%%) will fast blink 5 times, device will enter (% style="color:#037691" %)OTA mode(%%) for 3 seconds. And then start to JOIN LoRaWAN network.
	213	(% style="background-color:#f2f2f2; color:green" %)Green led(%%) will solidly turn on for 5 seconds after joined in network.
6.2	214	Once sensor is active, BLE module will be active and user can connect via BLE to configure device, no matter if device join or not join LoRaWAN network.
	215	)))
62.8	216	\|(% style="background-color:#f2f2f2; width:167px" %)Fast press ACT 5 times.\|(% style="background-color:#f2f2f2; width:117px" %)Deactivate Device\|(% style="background-color:#f2f2f2; width:225px" %)(% style="color:red" %)Red led(%%) will solid on for 5 seconds. Means PS-LB is in Deep Sleep Mode.
6.2	217
15.2	218	== 1.9 Pin Mapping ==
6.2	219
	220
15.2	221	[[image:1675072568006-274.png]]
6.2	222
	223
16.3	224	== 1.10 BLE connection ==
6.2	225
	226
	227	PS-LB support BLE remote configure.
	228
	229
	230	BLE can be used to configure the parameter of sensor or see the console output from sensor. BLE will be only activate on below case:
	231
	232	* Press button to send an uplink
	233	* Press button to active device.
	234	* Device Power on or reset.
	235
	236	If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
	237
	238
17.2	239	== 1.11 Mechanical ==
6.2	240
71.2	241	=== 1.11.1 for LB version(% style="display:none" %) (%%) ===
6.2	242
	243
71.2	244	[[image:1675143884058-338.png]] [[image:1675143899218-599.png]]
6.2	245
	246
71.2	247	[[image:1675143909447-639.png]]
6.2	248
	249
26.2	250	= 2. Configure PS-LB to connect to LoRaWAN network =
	251
	252	== 2.1 How it works ==
	253
	254
42.17	255	The PS-LB is configured as (% style="color:#037691" %)LoRaWAN OTAA Class A(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and activate the PS-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
6.2	256
	257
26.2	258	== 2.2 Quick guide to connect to LoRaWAN server (OTAA) ==
	259
	260
6.2	261	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 [[LPS8v2>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]] as a LoRaWAN gateway in this example.
	262
	263
26.2	264	[[image:1675144005218-297.png]]
6.2	265
	266
	267	The LPS8V2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
	268
	269
42.17	270	(% style="color:blue" %)Step 1:(%%) Create a device in TTN with the OTAA keys from PS-LB.
6.2	271
	272	Each PS-LB is shipped with a sticker with the default device EUI as below:
	273
54.3	274	[[image:image-20230426085320-1.png\|\|height="234" width="504"]]
6.2	275
	276
	277	You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
	278
	279
42.17	280	(% style="color:blue" %)Register the device
6.2	281
26.2	282	[[image:1675144099263-405.png]]
6.2	283
	284
42.17	285	(% style="color:blue" %)Add APP EUI and DEV EUI
6.2	286
26.2	287	[[image:1675144117571-832.png]]
6.2	288
	289
42.17	290	(% style="color:blue" %)Add APP EUI in the application
6.2	291
	292
26.2	293	[[image:1675144143021-195.png]]
6.2	294
	295
42.17	296	(% style="color:blue" %)Add APP KEY
6.2	297
26.2	298	[[image:1675144157838-392.png]]
6.2	299
42.17	300	(% style="color:blue" %)Step 2:(%%) Activate on PS-LB
6.2	301
	302
	303	Press the button for 5 seconds to activate the PS-LB.
	304
42.17	305	(% style="color:green" %)Green led(%%) will fast blink 5 times, device will enter (% style="color:blue" %)OTA mode(%%) for 3 seconds. And then start to JOIN LoRaWAN network. (% style="color:green" %)Green led(%%) will solidly turn on for 5 seconds after joined in network.
6.2	306
	307	After join success, it will start to upload messages to TTN and you can see the messages in the panel.
	308
	309
27.2	310	== 2.3 Uplink Payload ==
6.2	311
27.2	312	=== 2.3.1 Device Status, FPORT~=5 ===
6.2	313
	314
	315	Include device configure status. Once PS-LB Joined the network, it will uplink this message to the server.
	316
	317	Users can also use the downlink command(0x26 01) to ask PS-LB to resend this uplink.
	318
	319
53.28	320	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
53.3	321	\|(% colspan="6" style="background-color:#d9e2f3; color:#0070c0" %)Device Status (FPORT=5)
	322	\|(% style="background-color:#f2f2f2; width:103px" %)Size (bytes)\|(% style="background-color:#f2f2f2; width:72px" %)1\|(% style="background-color:#f2f2f2" %)2\|(% style="background-color:#f2f2f2; width:91px" %)1\|(% style="background-color:#f2f2f2; width:86px" %)1\|(% style="background-color:#f2f2f2; width:44px" %)2
	323	\|(% style="background-color:#f2f2f2; width:103px" %)Value\|(% style="background-color:#f2f2f2; width:72px" %)Sensor Model\|(% style="background-color:#f2f2f2" %)Firmware Version\|(% style="background-color:#f2f2f2; width:91px" %)Frequency Band\|(% style="background-color:#f2f2f2; width:86px" %)Sub-band\|(% style="background-color:#f2f2f2; width:44px" %)BAT
6.2	324
	325	Example parse in TTNv3
	326
27.2	327	[[image:1675144504430-490.png]]
6.2	328
	329
42.17	330	(% style="color:#037691" %)Sensor Model(%%): For PS-LB, this value is 0x16
6.2	331
42.17	332	(% style="color:#037691" %)Firmware Version(%%): 0x0100, Means: v1.0.0 version
6.2	333
42.17	334	(% style="color:#037691" %)Frequency Band:
6.2	335
	336	*0x01: EU868
	337
	338	*0x02: US915
	339
	340	*0x03: IN865
	341
	342	*0x04: AU915
	343
	344	*0x05: KZ865
	345
	346	*0x06: RU864
	347
	348	*0x07: AS923
	349
	350	*0x08: AS923-1
	351
	352	*0x09: AS923-2
	353
	354	*0x0a: AS923-3
	355
	356	*0x0b: CN470
	357
	358	*0x0c: EU433
	359
	360	*0x0d: KR920
	361
	362	*0x0e: MA869
	363
	364
42.17	365	(% style="color:#037691" %)Sub-Band:
6.2	366
	367	AU915 and US915:value 0x00 ~~ 0x08
	368
	369	CN470: value 0x0B ~~ 0x0C
	370
	371	Other Bands: Always 0x00
	372
	373
42.17	374	(% style="color:#037691" %)Battery Info:
6.2	375
	376	Check the battery voltage.
	377
	378	Ex1: 0x0B45 = 2885mV
	379
	380	Ex2: 0x0B49 = 2889mV
	381
	382
42.11	383	=== 2.3.2 Sensor value, FPORT~=2 ===
6.2	384
	385
	386	Uplink payload includes in total 9 bytes.
	387
	388
53.4	389	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
60.5	390	\|(% style="background-color:#d9e2f3; color:#0070c0; width:97px" %)(((
37.2	391	Size(bytes)
60.5	392	)))\|(% style="background-color:#d9e2f3; color:#0070c0; width:48px" %)2\|(% style="background-color:#d9e2f3; color:#0070c0; width:71px" %)2\|(% style="background-color:#d9e2f3; color:#0070c0; width:98px" %)2\|(% style="background-color:#d9e2f3; color:#0070c0; width:73px" %)2\|(% style="background-color:#d9e2f3; color:#0070c0; width:122px" %)1
60.4	393	\|(% style="width:97px" %)Value\|(% style="width:48px" %)[[BAT>>\|\|anchor="H2.3.3BatteryInfo"]]\|(% style="width:71px" %)[[Probe Model>>\|\|anchor="H2.3.4ProbeModel"]]\|(% style="width:98px" %)[[0 ~~~~ 20mA value>>\|\|anchor="H2.3.507E20mAvalue28IDC_IN29"]]\|(% style="width:73px" %)[[0 ~~~~ 30v value>>\|\|anchor="H2.3.607E30Vvalue28pinVDC_IN29"]]\|(% style="width:122px" %)[[IN1 &IN2 Interrupt flag>>\|\|anchor="H2.3.7IN126IN226INTpin"]]
6.2	394
37.2	395	[[image:1675144608950-310.png]]
6.2	396
	397
47.1	398	=== 2.3.3 Battery Info ===
45.1	399
	400
6.2	401	Check the battery voltage for PS-LB.
	402
	403	Ex1: 0x0B45 = 2885mV
	404
	405	Ex2: 0x0B49 = 2889mV
	406
	407
47.1	408	=== 2.3.4 Probe Model ===
45.1	409
6.2	410
47.1	411	PS-LB has different kind of probe, 4~~20mA represent the full scale of the measuring range. So a 12mA output means different meaning for different probe.
6.2	412
	413
53.6	414	For example.
6.2	415
53.28	416	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
53.5	417	\|(% style="background-color:#d9e2f3; color:#0070c0" %)Part Number\|(% style="background-color:#d9e2f3; color:#0070c0" %)Probe Used\|(% style="background-color:#d9e2f3; color:#0070c0" %)4~~20mA scale\|(% style="background-color:#d9e2f3; color:#0070c0" %)Example: 12mA meaning
	418	\|(% style="background-color:#f2f2f2" %)PS-LB-I3\|(% style="background-color:#f2f2f2" %)immersion type with 3 meters cable\|(% style="background-color:#f2f2f2" %)0~~3 meters\|(% style="background-color:#f2f2f2" %)1.5 meters pure water
	419	\|(% style="background-color:#f2f2f2" %)PS-LB-I5\|(% style="background-color:#f2f2f2" %)immersion type with 5 meters cable\|(% style="background-color:#f2f2f2" %)0~~5 meters\|(% style="background-color:#f2f2f2" %)2.5 meters pure water
	420	\|(% style="background-color:#f2f2f2" %)PS-LB-T20-B\|(% style="background-color:#f2f2f2" %)T20 threaded probe\|(% style="background-color:#f2f2f2" %)0~~1MPa\|(% style="background-color:#f2f2f2" %)0.5MPa air / gas or water pressure
6.2	421
47.1	422	The probe model field provides the convenient for server to identical how it should parse the 4~~20mA sensor value and get the correct value.
6.2	423
	424
47.1	425	=== 2.3.5 0~~20mA value (IDC_IN) ===
37.2	426
47.1	427
50.1	428	The output value from Pressure Probe, use together with Probe Model to get the pressure value or water level.
6.2	429
42.17	430	(% style="color:#037691" %)Example:
6.2	431
	432	27AE(H) = 10158 (D)/1000 = 10.158mA.
	433
	434
50.1	435	Instead of pressure probe, User can also connect a general 4~~20mA in this port to support different types of 4~~20mA sensors. below is the connection example:
	436
	437	[[image:image-20230225154759-1.png\|\|height="408" width="741"]]
	438
	439
47.1	440	=== 2.3.6 0~~30V value ( pin VDC_IN) ===
6.2	441
37.2	442
6.2	443	Measure the voltage value. The range is 0 to 30V.
	444
42.17	445	(% style="color:#037691" %)Example:
6.2	446
	447	138E(H) = 5006(D)/1000= 5.006V
	448
	449
47.1	450	=== 2.3.7 IN1&IN2&INT pin ===
6.2	451
37.2	452
6.2	453	IN1 and IN2 are used as digital input pins.
	454
42.17	455	(% style="color:#037691" %)Example:
6.2	456
42.17	457	09 (H): (0x09&0x08)>>3=1 IN1 pin is high level.
6.2	458
42.17	459	09 (H): (0x09&0x04)>>2=0 IN2 pin is low level.
6.2	460
	461
53.18	462	This data field shows if this packet is generated by (% style="color:blue" %)Interrupt Pin (%%)or not. [[Click here>>\|\|anchor="H3.3.2SetInterruptMode"]] for the hardware and software set up. Note: The Internet Pin is a separate pin in the screw terminal.
6.2	463
42.17	464	(% style="color:#037691" %)Example:
6.2	465
42.17	466	09 (H): (0x09&0x02)>>1=1 The level of the interrupt pin.
6.2	467
42.17	468	09 (H): 0x09&0x01=1 0x00: Normal uplink packet.
6.2	469
	470	0x01: Interrupt Uplink Packet.
	471
50.2	472
62.2	473	=== (% style="color:inherit; font-family:inherit; font-size:23px" %)2.3.8 Sensor value, FPORT~=7(%%) ===
6.2	474
47.1	475
53.7	476	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:508.222px" %)
60.5	477	\|(% style="background-color:#d9e2f3; color:#0070c0; width:94px" %)(((
47.1	478	Size(bytes)
60.5	479	)))\|(% style="background-color:#d9e2f3; color:#0070c0; width:43px" %)2\|(% style="background-color:#d9e2f3; color:#0070c0; width:367px" %)n
60.3	480	\|(% style="width:94px" %)Value\|(% style="width:43px" %)[[BAT>>\|\|anchor="H2.3.3BatteryInfo"]]\|(% style="width:367px" %)(((
47.1	481	Voltage value, each 2 bytes is a set of voltage values.
	482	)))
	483
	484	[[image:image-20230220171300-1.png\|\|height="207" width="863"]]
	485
	486	Multiple sets of data collected are displayed in this form：
	487
48.1	488	[voltage value1], [voltage value2], [voltage value3],…[voltage value n/2]
47.1	489
	490
45.2	491	=== 2.3.9 Decode payload in The Things Network ===
6.2	492
	493
37.2	494	While using TTN network, you can add the payload format to decode the payload.
6.2	495
	496
37.2	497	[[image:1675144839454-913.png]]
6.2	498
	499
37.2	500	PS-LB TTN Payload Decoder: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>url:https://github.com/dragino/dragino-end-node-decoder]]
6.2	501
	502
37.2	503	== 2.4 Uplink Interval ==
6.2	504
	505
37.3	506	The PS-LB by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H4.1ChangeUplinkInterval>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H4.1ChangeUplinkInterval\|\|style="background-color: rgb(255, 255, 255);"]]
6.2	507
	508
37.2	509	== 2.5 Show Data in DataCake IoT Server ==
6.2	510
	511
	512	[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
	513
	514
42.17	515	(% style="color:blue" %)Step 1: (%%)Be sure that your device is programmed and properly connected to the network at this time.
6.2	516
42.17	517	(% style="color:blue" %)Step 2:(%%) To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:
6.2	518
	519
37.2	520	[[image:1675144951092-237.png]]
6.2	521
	522
37.2	523	[[image:1675144960452-126.png]]
6.2	524
	525
42.17	526	(% style="color:blue" %)Step 3:(%%) Create an account or log in Datacake.
6.2	527
42.18	528	(% style="color:blue" %)Step 4: (%%)Create PS-LB product.
6.2	529
37.2	530	[[image:1675145004465-869.png]]
6.2	531
	532
37.2	533	[[image:1675145018212-853.png]]
6.2	534
	535
	536
37.2	537	[[image:1675145029119-717.png]]
6.2	538
	539
42.17	540	(% style="color:blue" %)Step 5: (%%)add payload decode
6.2	541
37.2	542	[[image:1675145051360-659.png]]
6.2	543
	544
37.2	545	[[image:1675145060812-420.png]]
6.2	546
	547
	548	After added, the sensor data arrive TTN, it will also arrive and show in Datacake.
	549
	550
37.2	551	[[image:1675145081239-376.png]]
6.2	552
	553
37.2	554	== 2.6 Frequency Plans ==
6.2	555
	556
	557	The PS-LB 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.
	558
37.3	559	[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
6.2	560
	561
37.4	562	== 2.7 Firmware Change Log ==
6.2	563
	564
	565	Firmware download link:
	566
	567	[[https:~~/~~/www.dropbox.com/sh/gf1glloczbzz19h/AABbuYI4WY6VdAmpXo6o1V2Ka?dl=0>>url:https://www.dropbox.com/sh/gf1glloczbzz19h/AABbuYI4WY6VdAmpXo6o1V2Ka?dl=0]]
	568
	569
53.1	570	= 3. Configure PS-LB =
6.2	571
53.1	572	== 3.1 Configure Methods ==
37.4	573
53.7	574
62.7	575	PS-LB supports below configure method:
6.2	576
53.1	577	* AT Command via Bluetooth Connection (Recommand Way): [[BLE Configure Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
53.20	578	* AT Command via UART Connection : See [[FAQ>>\|\|anchor="H6.FAQ"]].
53.1	579	* LoRaWAN Downlink. Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
6.2	580
53.1	581	== 3.2 General Commands ==
6.2	582
53.7	583
6.2	584	These commands are to configure:
	585
	586	* General system settings like: uplink interval.
	587	* LoRaWAN protocol & radio related command.
	588
53.1	589	They are same for all Dragino Devices which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki:
6.2	590
53.1	591	[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
6.2	592
	593
53.1	594	== 3.3 Commands special design for PS-LB ==
	595
53.15	596
6.2	597	These commands only valid for PS-LB, as below:
	598
	599
53.1	600	=== 3.3.1 Set Transmit Interval Time ===
6.2	601
37.5	602
6.2	603	Feature: Change LoRaWAN End Node Transmit Interval.
	604
42.21	605	(% style="color:blue" %)AT Command: AT+TDC
6.2	606
53.28	607	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
53.26	608	\|=(% style="width: 160px; background-color:#D9E2F3;color:#0070C0" %)Command Example\|=(% style="width: 160px; background-color:#D9E2F3;color:#0070C0" %)Function\|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)Response
53.8	609	\|(% style="background-color:#f2f2f2; width:157px" %)AT+TDC=?\|(% style="background-color:#f2f2f2; width:166px" %)Show current transmit Interval\|(% style="background-color:#f2f2f2" %)(((
6.2	610	30000
	611	OK
	612	the interval is 30000ms = 30s
	613	)))
53.8	614	\|(% style="background-color:#f2f2f2; width:157px" %)AT+TDC=60000\|(% style="background-color:#f2f2f2; width:166px" %)Set Transmit Interval\|(% style="background-color:#f2f2f2" %)(((
6.2	615	OK
	616	Set transmit interval to 60000ms = 60 seconds
	617	)))
	618
42.21	619	(% style="color:blue" %)Downlink Command: 0x01
6.2	620
	621	Format: Command Code (0x01) followed by 3 bytes time value.
	622
43.2	623	If the downlink payload=0100003C, it means set the END Node's Transmit Interval to 0x00003C=60(S), while type code is 01.
6.2	624
43.2	625	* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	626	* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
6.2	627
53.1	628	=== 3.3.2 Set Interrupt Mode ===
52.2	629
6.2	630
	631	Feature, Set Interrupt mode for GPIO_EXIT.
	632
42.21	633	(% style="color:blue" %)AT Command: AT+INTMOD
6.2	634
53.28	635	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
66.4	636	\|=(% style="width: 154px;background-color:#D9E2F3;color:#0070C0" %)Command Example\|=(% style="width: 196px;background-color:#D9E2F3;color:#0070C0" %)Function\|=(% style="width: 160px;background-color:#D9E2F3;color:#0070C0" %)Response
53.9	637	\|(% style="background-color:#f2f2f2; width:154px" %)AT+INTMOD=?\|(% style="background-color:#f2f2f2; width:196px" %)Show current interrupt mode\|(% style="background-color:#f2f2f2; width:157px" %)(((
6.2	638	0
	639	OK
47.1	640	the mode is 0 =Disable Interrupt
6.2	641	)))
53.9	642	\|(% style="background-color:#f2f2f2; width:154px" %)AT+INTMOD=2\|(% style="background-color:#f2f2f2; width:196px" %)(((
6.2	643	Set Transmit Interval
47.1	644	0. (Disable Interrupt),
	645	~1. (Trigger by rising and falling edge)
	646	2. (Trigger by falling edge)
	647	3. (Trigger by rising edge)
53.9	648	)))\|(% style="background-color:#f2f2f2; width:157px" %)OK
6.2	649
42.21	650	(% style="color:blue" %)Downlink Command: 0x06
6.2	651
	652	Format: Command Code (0x06) followed by 3 bytes.
	653
	654	This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
	655
43.2	656	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
	657	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
6.2	658
53.1	659	=== 3.3.3 Set the output time ===
52.2	660
37.5	661
6.2	662	Feature, Control the output 3V3 , 5V or 12V.
	663
42.21	664	(% style="color:blue" %)AT Command: AT+3V3T
6.2	665
53.28	666	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:474px" %)
66.4	667	\|=(% style="width: 154px;background-color:#D9E2F3;color:#0070C0" %)Command Example\|=(% style="width: 201px;background-color:#D9E2F3;color:#0070C0" %)Function\|=(% style="width: 119px;background-color:#D9E2F3;color:#0070C0" %)Response
53.10	668	\|(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=?\|(% style="background-color:#f2f2f2; width:201px" %)Show 3V3 open time.\|(% style="background-color:#f2f2f2; width:116px" %)(((
6.2	669	0
	670	OK
	671	)))
53.10	672	\|(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=0\|(% style="background-color:#f2f2f2; width:201px" %)Normally open 3V3 power supply.\|(% style="background-color:#f2f2f2; width:116px" %)(((
6.2	673	OK
	674	default setting
	675	)))
53.10	676	\|(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=1000\|(% style="background-color:#f2f2f2; width:201px" %)Close after a delay of 1000 milliseconds.\|(% style="background-color:#f2f2f2; width:116px" %)(((
6.2	677	OK
	678	)))
53.10	679	\|(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=65535\|(% style="background-color:#f2f2f2; width:201px" %)Normally closed 3V3 power supply.\|(% style="background-color:#f2f2f2; width:116px" %)(((
6.2	680	OK
	681	)))
	682
42.21	683	(% style="color:blue" %)AT Command: AT+5VT
6.2	684
53.28	685	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:470px" %)
66.4	686	\|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)Command Example\|=(% style="width: 196px;background-color:#D9E2F3;color:#0070C0" %)Function\|=(% style="width: 119px;background-color:#D9E2F3;color:#0070C0" %)Response
53.10	687	\|(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=?\|(% style="background-color:#f2f2f2; width:196px" %)Show 5V open time.\|(% style="background-color:#f2f2f2; width:114px" %)(((
6.2	688	0
	689	OK
	690	)))
53.10	691	\|(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=0\|(% style="background-color:#f2f2f2; width:196px" %)Normally closed 5V power supply.\|(% style="background-color:#f2f2f2; width:114px" %)(((
6.2	692	OK
	693	default setting
	694	)))
53.10	695	\|(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=1000\|(% style="background-color:#f2f2f2; width:196px" %)Close after a delay of 1000 milliseconds.\|(% style="background-color:#f2f2f2; width:114px" %)(((
6.2	696	OK
	697	)))
53.10	698	\|(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=65535\|(% style="background-color:#f2f2f2; width:196px" %)Normally open 5V power supply.\|(% style="background-color:#f2f2f2; width:114px" %)(((
6.2	699	OK
	700	)))
	701
42.21	702	(% style="color:blue" %)AT Command: AT+12VT
6.2	703
53.28	704	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:443px" %)
66.4	705	\|=(% style="width: 156px;background-color:#D9E2F3;color:#0070C0" %)Command Example\|=(% style="width: 199px;background-color:#D9E2F3;color:#0070C0" %)Function\|=(% style="width: 88px;background-color:#D9E2F3;color:#0070C0" %)Response
53.10	706	\|(% style="background-color:#f2f2f2; width:156px" %)AT+12VT=?\|(% style="background-color:#f2f2f2; width:199px" %)Show 12V open time.\|(% style="background-color:#f2f2f2; width:83px" %)(((
6.2	707	0
	708	OK
	709	)))
53.10	710	\|(% style="background-color:#f2f2f2; width:156px" %)AT+12VT=0\|(% style="background-color:#f2f2f2; width:199px" %)Normally closed 12V power supply.\|(% style="background-color:#f2f2f2; width:83px" %)OK
	711	\|(% style="background-color:#f2f2f2; width:156px" %)AT+12VT=500\|(% style="background-color:#f2f2f2; width:199px" %)Close after a delay of 500 milliseconds.\|(% style="background-color:#f2f2f2; width:83px" %)(((
6.2	712	OK
	713	)))
	714
42.21	715	(% style="color:blue" %)Downlink Command: 0x07
6.2	716
	717	Format: Command Code (0x07) followed by 3 bytes.
	718
	719	The first byte is which power, the second and third bytes are the time to turn on.
	720
42.32	721	* Example 1: Downlink Payload: 070101F4 ~-~--> AT+3V3T=500
	722	* Example 2: Downlink Payload: 0701FFFF ~-~--> AT+3V3T=65535
	723	* Example 3: Downlink Payload: 070203E8 ~-~--> AT+5VT=1000
	724	* Example 4: Downlink Payload: 07020000 ~-~--> AT+5VT=0
	725	* Example 5: Downlink Payload: 070301F4 ~-~--> AT+12VT=500
	726	* Example 6: Downlink Payload: 07030000 ~-~--> AT+12VT=0
6.2	727
53.1	728	=== 3.3.4 Set the Probe Model ===
52.2	729
37.5	730
47.1	731	Users need to configure this parameter according to the type of external probe. In this way, the server can decode according to this value, and convert the current value output by the sensor into water depth or pressure value.
6.2	732
53.27	733	(% style="color:blue" %)AT Command: AT +PROBE
47.1	734
	735	AT+PROBE=aabb
	736
	737	When aa=00, it is the water depth mode, and the current is converted into the water depth value; bb is the probe at a depth of several meters.
	738
	739	When aa=01, it is the pressure mode, which converts the current into a pressure value;
	740
	741	bb represents which type of pressure sensor it is.
	742
	743	(A->01,B->02,C->03,D->04,E->05,F->06,G->07,H->08,I->09,J->0A,K->0B,L->0C)
	744
53.28	745	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
53.12	746	\|(% style="background-color:#d9e2f3; color:#0070c0; width:154px" %)Command Example\|(% style="background-color:#d9e2f3; color:#0070c0; width:269px" %)Function\|(% style="background-color:#d9e2f3; color:#0070c0" %)Response
61.1	747	\|(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=?\|(% style="background-color:#f2f2f2; width:269px" %)Get or Set the probe model.\|(% style="background-color:#f2f2f2" %)0
6.2	748	OK
61.1	749	\|(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=0003\|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 3m type.\|(% style="background-color:#f2f2f2" %)OK
53.12	750	\|(% style="background-color:#f2f2f2; width:154px" %)(((
61.1	751	AT+PROBE=000A
53.12	752	)))\|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 10m type.\|(% style="background-color:#f2f2f2" %)OK
62.1	753	\|(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=0064\|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 100m type.\|(% style="background-color:#f2f2f2" %)OK
61.1	754	\|(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=0101\|(% style="background-color:#f2f2f2; width:269px" %)Set pressure transmitters mode, first type(A).\|(% style="background-color:#f2f2f2" %)OK
	755	\|(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=0000\|(% style="background-color:#f2f2f2; width:269px" %)Initial state, no settings.\|(% style="background-color:#f2f2f2" %)OK
6.2	756
53.27	757	(% style="color:blue" %)Downlink Command: 0x08
47.1	758
6.2	759	Format: Command Code (0x08) followed by 2 bytes.
	760
47.1	761	* Example 1: Downlink Payload: 080003 ~-~--> AT+PROBE=0003
	762	* Example 2: Downlink Payload: 080101 ~-~--> AT+PROBE=0101
6.2	763
53.1	764	=== 3.3.5 Multiple collections are one uplink（Since firmware V1.1） ===
52.2	765
43.3	766
45.1	767	Added AT+STDC command to collect the voltage of VDC_INPUT multiple times and upload it at one time.
	768
	769	(% style="color:blue" %)AT Command: AT +STDC
	770
47.1	771	AT+STDC=aa,bb,bb
	772
	773	(% style="color:#037691" %)aa:(%%)
	774	0: means disable this function and use TDC to send packets.
	775	1: means enable this function, use the method of multiple acquisitions to send packets.
	776	(% style="color:#037691" %)bb:(%%) Each collection interval (s), the value is 1~~65535
	777	(% style="color:#037691" %)cc:(%%) the number of collection times, the value is 1~~120
	778
53.28	779	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
53.13	780	\|(% style="background-color:#d9e2f3; color:#0070c0; width:160px" %)Command Example\|(% style="background-color:#d9e2f3; color:#0070c0; width:215px" %)Function\|(% style="background-color:#d9e2f3; color:#0070c0" %)Response
	781	\|(% style="background-color:#f2f2f2; width:160px" %)AT+STDC=?\|(% style="background-color:#f2f2f2; width:215px" %)Get the mode of multiple acquisitions and one uplink.\|(% style="background-color:#f2f2f2" %)1,10,18
45.1	782	OK
53.13	783	\|(% style="background-color:#f2f2f2; width:160px" %)AT+STDC=1,10,18\|(% style="background-color:#f2f2f2; width:215px" %)Set the mode of multiple acquisitions and one uplink, collect once every 10 seconds, and report after 18 times.\|(% style="background-color:#f2f2f2" %)(((
47.1	784	Attention:Take effect after ATZ
	785
	786	OK
45.1	787	)))
53.13	788	\|(% style="background-color:#f2f2f2; width:160px" %)AT+STDC=0, 0,0\|(% style="background-color:#f2f2f2; width:215px" %)(((
47.1	789	Use the TDC interval to send packets.(default)
	790
	791
53.13	792	)))\|(% style="background-color:#f2f2f2" %)(((
47.1	793	Attention:Take effect after ATZ
	794
45.1	795	OK
	796	)))
	797
	798	(% style="color:blue" %)Downlink Command: 0xAE
	799
	800	Format: Command Code (0x08) followed by 5 bytes.
	801
45.3	802	* Example 1: Downlink Payload: AE 01 02 58 12 ~-~--> AT+STDC=1,600,18
45.1	803
53.1	804	= 4. Battery & Power Consumption =
52.2	805
53.13	806
62.5	807	PS-LB uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
6.2	808
53.14	809	[[Battery Info & Power Consumption Analyze>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
37.6	810
	811
53.1	812	= 5. OTA firmware update =
6.2	813
	814
42.2	815	Please see this link for how to do OTA firmware update: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]
6.2	816
	817
53.1	818	= 6. FAQ =
6.2	819
53.1	820	== 6.1 How to use AT Command via UART to access device? ==
6.2	821
	822
42.2	823	See: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]
6.2	824
	825
53.1	826	== 6.2 How to update firmware via UART port? ==
6.2	827
	828
42.2	829	See: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]
6.2	830
	831
53.1	832	== 6.3 How to change the LoRa Frequency Bands/Region? ==
6.2	833
	834
42.3	835	You can follow the instructions for [[how to upgrade image>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]].
6.2	836	When downloading the images, choose the required image file for download.
	837
	838
62.3	839	= 7. Troubleshooting =
6.2	840
62.3	841	== 7.1 Water Depth Always shows 0 in payload ==
6.2	842
	843
56.1	844	If your device's IDC_intput_mA is normal, but your reading always shows 0, please refer to the following points:
	845
55.1	846	~1. Please set it to mod1
62.3	847
55.1	848	2. Please set the command [[AT+PROBE>>http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/PS-LB%20--%20LoRaWAN%20Pressure%20Sensor/#H3.3.4SettheProbeModel]] according to the model of your sensor
62.3	849
55.1	850	3. Check the connection status of the sensor
6.2	851
56.2	852
62.3	853	= 8. Order Info =
	854
	855
	856	[[image:image-20230131153105-4.png]]
	857
	858
55.1	859	= 9. Packing Info =
	860
	861
42.21	862	(% style="color:#037691" %)Package Includes:
6.2	863
	864	* PS-LB LoRaWAN Pressure Sensor
	865
42.21	866	(% style="color:#037691" %)Dimension and weight:
6.2	867
	868	* Device Size: cm
	869	* Device Weight: g
	870	* Package Size / pcs : cm
	871	* Weight / pcs : g
	872
55.1	873	= 10. Support =
54.3	874
52.2	875
6.2	876	* 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.
42.20	877
54.3	878	* 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.cc>>mailto:Support@dragino.cc]].
6.2	879
40.4	880

Wiki source code of PS-LB/LS -- LoRaWAN Air Water Pressure Sensor User Manual

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