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

Version 53.1 by Edwin Chen on 2023/04/01 21:15

version	line-number	content
16.2	1	[[image:image-20230131115217-1.png]]
6.2	2
	3
	4
	5	Table of Contents：
	6
42.4	7	{{toc/}}
6.2	8
	9
	10
42.5	11
	12
	13
16.2	14	= 1. Introduction =
6.2	15
9.2	16	== 1.1 What is LoRaWAN Pressure Sensor ==
	17
	18
42.31	19	(((
42.17	20	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	21	)))
6.2	22
42.31	23	(((
42.17	24	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	25	)))
6.2	26
42.31	27	(((
6.2	28	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	29	)))
6.2	30
42.31	31	(((
6.2	32	PS-LB supports BLE configure and wireless OTA update which make user easy to use.
42.31	33	)))
6.2	34
42.31	35	(((
42.17	36	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	37	)))
6.2	38
42.31	39	(((
6.2	40	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	41	)))
6.2	42
9.2	43	[[image:1675071321348-194.png]]
6.2	44
	45
9.2	46	== 1.2 Features ==
6.2	47
	48
	49	* LoRaWAN 1.0.3 Class A
	50	* Ultra-low power consumption
	51	* Measure air / gas or water pressure
	52	* Different pressure range available
	53	* Thread Installation Type or Immersion Type
	54	* Monitor Battery Level
	55	* Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
	56	* Support Bluetooth v5.1 and LoRaWAN remote configure
	57	* Support wireless OTA update firmware
	58	* Uplink on periodically
	59	* Downlink to change configure
	60	* 8500mAh Battery for long term use
47.1	61	* Controllable 3.3v,5v and 12v output to power external sensor
6.2	62
50.2	63
9.2	64	== 1.3 Specification ==
	65
	66
42.17	67	(% style="color:#037691" %)Micro Controller:
6.2	68
	69	* MCU: 48Mhz ARM
	70	* Flash: 256KB
	71	* RAM: 64KB
	72
42.17	73	(% style="color:#037691" %)Common DC Characteristics:
6.2	74
	75	* Supply Voltage: 2.5v ~~ 3.6v
	76	* Operating Temperature: -40 ~~ 85°C
	77
42.17	78	(% style="color:#037691" %)LoRa Spec:
6.2	79
	80	* Frequency Range, Band 1 (HF): 862 ~~ 1020 Mhz
	81	* Max +22 dBm constant RF output vs.
	82	* RX sensitivity: down to -139 dBm.
	83	* Excellent blocking immunity
	84
42.17	85	(% style="color:#037691" %)Current Input Measuring :
6.2	86
	87	* Range: 0 ~~ 20mA
	88	* Accuracy: 0.02mA
	89	* Resolution: 0.001mA
	90
42.17	91	(% style="color:#037691" %)Voltage Input Measuring:
6.2	92
	93	* Range: 0 ~~ 30v
	94	* Accuracy: 0.02v
	95	* Resolution: 0.001v
	96
42.17	97	(% style="color:#037691" %)Battery:
6.2	98
	99	* Li/SOCI2 un-chargeable battery
	100	* Capacity: 8500mAh
	101	* Self-Discharge: <1% / Year @ 25°C
	102	* Max continuously current: 130mA
	103	* Max boost current: 2A, 1 second
	104
42.17	105	(% style="color:#037691" %)Power Consumption
6.2	106
	107	* Sleep Mode: 5uA @ 3.3v
	108	* LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
	109
50.2	110
9.2	111	== 1.4 Probe Types ==
6.2	112
9.2	113	=== 1.4.1 Thread Installation Type ===
6.2	114
	115
9.2	116	[[image:1675071448299-229.png]]
6.2	117
9.2	118	* Hersman Pressure Transmitter
	119	* Measuring Range: -0.1 ~~ 0 ~~ 60MPa, see order info.
	120	* Accuracy: 0.2% F.S
	121	* Long-Term Stability: 0.2% F.S ±0.05%
	122	* Overload 200% F.S
	123	* Zero Temperature Drift: 0.03% FS/℃(≤100Kpa), 0.02%FS/℃(＞100Kpa)
	124	* FS Temperature Drift: 0.003% FS/℃(≤100Kpa), 0.002%FS/℃(＞100Kpa)
	125	* Storage temperature: -30℃~~80℃
	126	* Operating temperature: -20℃~~60℃
	127	* Connector Type: Various Types, see order info
6.2	128
50.2	129
9.2	130	=== 1.4.2 Immersion Type ===
6.2	131
	132
9.2	133	[[image:1675071521308-426.png]]
	134
	135	* Immersion Type, Probe IP Level: IP68
	136	* Measuring Range: Measure range can be customized, up to 100m.
	137	* Accuracy: 0.2% F.S
	138	* Long-Term Stability: ±0.2% F.S / Year
	139	* Storage temperature: -30℃~~80℃
51.1	140	* Operating temperature: 0℃~~50℃
9.2	141	* Material: 316 stainless steels
	142
50.2	143
13.2	144	== 1.5 Probe Dimension ==
6.2	145
	146
13.2	147
	148	== 1.6 Application and Installation ==
	149
	150	=== 1.6.1 Thread Installation Type ===
	151
	152
42.17	153	(% style="color:blue" %)Application:
6.2	154
	155	* Hydraulic Pressure
	156	* Petrochemical Industry
	157	* Health and Medical
	158	* Food & Beverage Processing
	159	* Auto-controlling house
	160	* Constant Pressure Water Supply
	161	* Liquid Pressure measuring
	162
	163	Order the suitable thread size and install to measure the air / liquid pressure
	164
13.2	165	[[image:1675071670469-145.png]]
6.2	166
	167
13.2	168	=== 1.6.2 Immersion Type ===
6.2	169
	170
42.17	171	(% style="color:blue" %)Application:
6.2	172
	173	Liquid & Water Pressure / Level detect.
	174
13.2	175	[[image:1675071725288-579.png]]
6.2	176
	177
	178	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.
	179
	180
13.2	181	[[image:1675071736646-450.png]]
6.2	182
	183
13.2	184	[[image:1675071776102-240.png]]
6.2	185
	186
14.2	187	== 1.7 Sleep mode and working mode ==
6.2	188
	189
42.17	190	(% 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	191
42.17	192	(% 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	193
	194
14.2	195	== 1.8 Button & LEDs ==
6.2	196
	197
14.2	198	[[image:1675071855856-879.png]]
6.2	199
	200
27.2	201	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
42.32	202	\|=(% style="width: 167px;" %)Behavior on ACT\|=(% style="width: 117px;" %)Function\|=(% style="width: 225px;" %)Action
	203	\|(% style="width:167px" %)Pressing ACT between 1s < time < 3s\|(% style="width:117px" %)Send an uplink\|(% style="width:225px" %)(((
42.17	204	If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)blue led (%%)will blink once.
6.2	205	Meanwhile, BLE module will be active and user can connect via BLE to configure device.
	206	)))
42.32	207	\|(% style="width:167px" %)Pressing ACT for more than 3s\|(% style="width:117px" %)Active Device\|(% style="width:225px" %)(((
42.17	208	(% style="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.
	209	(% style="color:green" %)Green led(%%) will solidly turn on for 5 seconds after joined in network.
6.2	210	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.
	211	)))
42.32	212	\|(% style="width:167px" %)Fast press ACT 5 times.\|(% style="width:117px" %)Deactivate Device\|(% style="width:225px" %)(% style="color:red" %)Red led(%%) will solid on for 5 seconds. Means PS-LB is in Deep Sleep Mode.
6.2	213
50.2	214
15.2	215	== 1.9 Pin Mapping ==
6.2	216
	217
15.2	218	[[image:1675072568006-274.png]]
6.2	219
	220
16.3	221	== 1.10 BLE connection ==
6.2	222
	223
	224	PS-LB support BLE remote configure.
	225
	226
	227	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:
	228
	229	* Press button to send an uplink
	230	* Press button to active device.
	231	* Device Power on or reset.
	232
	233	If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
	234
	235
17.2	236	== 1.11 Mechanical ==
6.2	237
	238
17.2	239	[[image:1675143884058-338.png]]
6.2	240
	241
26.2	242	[[image:1675143899218-599.png]]
6.2	243
	244
26.2	245	[[image:1675143909447-639.png]]
6.2	246
26.2	247
	248	= 2. Configure PS-LB to connect to LoRaWAN network =
	249
	250	== 2.1 How it works ==
	251
	252
42.17	253	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	254
	255
26.2	256	== 2.2 Quick guide to connect to LoRaWAN server (OTAA) ==
	257
	258
6.2	259	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.
	260
	261
26.2	262	[[image:1675144005218-297.png]]
6.2	263
	264
	265	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.
	266
	267
42.17	268	(% style="color:blue" %)Step 1:(%%) Create a device in TTN with the OTAA keys from PS-LB.
6.2	269
	270	Each PS-LB is shipped with a sticker with the default device EUI as below:
	271
26.2	272	[[image:image-20230131134744-2.jpeg]]
6.2	273
	274
	275
	276	You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
	277
	278
42.17	279	(% style="color:blue" %)Register the device
6.2	280
26.2	281	[[image:1675144099263-405.png]]
6.2	282
	283
42.17	284	(% style="color:blue" %)Add APP EUI and DEV EUI
6.2	285
26.2	286	[[image:1675144117571-832.png]]
6.2	287
	288
42.17	289	(% style="color:blue" %)Add APP EUI in the application
6.2	290
	291
26.2	292	[[image:1675144143021-195.png]]
6.2	293
	294
42.17	295	(% style="color:blue" %)Add APP KEY
6.2	296
26.2	297	[[image:1675144157838-392.png]]
6.2	298
42.17	299	(% style="color:blue" %)Step 2:(%%) Activate on PS-LB
6.2	300
	301
	302	Press the button for 5 seconds to activate the PS-LB.
	303
42.17	304	(% 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	305
	306	After join success, it will start to upload messages to TTN and you can see the messages in the panel.
	307
	308
27.2	309	== 2.3 Uplink Payload ==
6.2	310
27.2	311	=== 2.3.1 Device Status, FPORT~=5 ===
6.2	312
	313
	314	Include device configure status. Once PS-LB Joined the network, it will uplink this message to the server.
	315
	316	Users can also use the downlink command(0x26 01) to ask PS-LB to resend this uplink.
	317
	318
27.2	319	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
6.2	320	\|(% colspan="6" %)Device Status (FPORT=5)
42.32	321	\|(% style="width:103px" %)Size (bytes)\|(% style="width:72px" %)1\|2\|(% style="width:91px" %)1\|(% style="width:86px" %)1\|(% style="width:44px" %)2
	322	\|(% style="width:103px" %)Value\|(% style="width:72px" %)Sensor Model\|Firmware Version\|(% style="width:91px" %)Frequency Band\|(% style="width:86px" %)Sub-band\|(% style="width:44px" %)BAT
6.2	323
	324	Example parse in TTNv3
	325
27.2	326	[[image:1675144504430-490.png]]
6.2	327
	328
42.17	329	(% style="color:#037691" %)Sensor Model(%%): For PS-LB, this value is 0x16
6.2	330
42.17	331	(% style="color:#037691" %)Firmware Version(%%): 0x0100, Means: v1.0.0 version
6.2	332
42.17	333	(% style="color:#037691" %)Frequency Band:
6.2	334
	335	*0x01: EU868
	336
	337	*0x02: US915
	338
	339	*0x03: IN865
	340
	341	*0x04: AU915
	342
	343	*0x05: KZ865
	344
	345	*0x06: RU864
	346
	347	*0x07: AS923
	348
	349	*0x08: AS923-1
	350
	351	*0x09: AS923-2
	352
	353	*0x0a: AS923-3
	354
	355	*0x0b: CN470
	356
	357	*0x0c: EU433
	358
	359	*0x0d: KR920
	360
	361	*0x0e: MA869
	362
	363
42.17	364	(% style="color:#037691" %)Sub-Band:
6.2	365
	366	AU915 and US915:value 0x00 ~~ 0x08
	367
	368	CN470: value 0x0B ~~ 0x0C
	369
	370	Other Bands: Always 0x00
	371
	372
42.17	373	(% style="color:#037691" %)Battery Info:
6.2	374
	375	Check the battery voltage.
	376
	377	Ex1: 0x0B45 = 2885mV
	378
	379	Ex2: 0x0B49 = 2889mV
	380
	381
42.11	382	=== 2.3.2 Sensor value, FPORT~=2 ===
6.2	383
	384
	385	Uplink payload includes in total 9 bytes.
	386
	387
27.2	388	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
37.2	389	\|(% style="width:97px" %)(((
	390	Size(bytes)
42.24	391	)))\|(% style="width:48px" %)2\|(% style="width:71px" %)2\|(% style="width:98px" %)2\|(% style="width:73px" %)2\|(% style="width:122px" %)1
45.5	392	\|(% style="width:97px" %)Value\|(% style="width:48px" %)[[BAT>>\|\|anchor="H2.3.4BatteryInfo"]]\|(% style="width:71px" %)[[Probe Model>>\|\|anchor="H2.3.5ProbeModel"]]\|(% style="width:98px" %)[[0 ~~~~ 20mA value>>\|\|anchor="H2.3.607E20mAvalue28IDC_IN29"]]\|(% style="width:73px" %)[[0 ~~~~ 30v value>>\|\|anchor="H2.3.707E30Vvalue28pinVDC_IN29"]]\|(% style="width:122px" %)[[IN1 &IN2 Interrupt flag>>\|\|anchor="H2.3.8IN126IN226INTpin"]]
6.2	393
37.2	394	[[image:1675144608950-310.png]]
6.2	395
	396
47.1	397	=== 2.3.3 Battery Info ===
45.1	398
	399
6.2	400	Check the battery voltage for PS-LB.
	401
	402	Ex1: 0x0B45 = 2885mV
	403
	404	Ex2: 0x0B49 = 2889mV
	405
	406
47.1	407	=== 2.3.4 Probe Model ===
45.1	408
6.2	409
47.1	410	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	411
	412
	413	For example.
	414
37.2	415	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
47.1	416	\|Part Number\|Probe Used\|4~~20mA scale\|Example: 12mA meaning
	417	\|PS-LB-I3\|immersion type with 3 meters cable\|0~~3 meters\|1.5 meters pure water
	418	\|PS-LB-I5\|immersion type with 5 meters cable\|0~~5 meters\|2.5 meters pure water
	419	\|PS-LB-T20-B\|T20 threaded probe\|0~~1MPa\|0.5MPa air / gas or water pressure
6.2	420
47.1	421	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	422
	423
47.1	424	=== 2.3.5 0~~20mA value (IDC_IN) ===
37.2	425
47.1	426
50.1	427	The output value from Pressure Probe, use together with Probe Model to get the pressure value or water level.
6.2	428
42.17	429	(% style="color:#037691" %)Example:
6.2	430
	431	27AE(H) = 10158 (D)/1000 = 10.158mA.
	432
	433
50.1	434	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:
	435
	436	[[image:image-20230225154759-1.png\|\|height="408" width="741"]]
	437
	438
47.1	439	=== 2.3.6 0~~30V value ( pin VDC_IN) ===
6.2	440
37.2	441
6.2	442	Measure the voltage value. The range is 0 to 30V.
	443
42.17	444	(% style="color:#037691" %)Example:
6.2	445
	446	138E(H) = 5006(D)/1000= 5.006V
	447
	448
47.1	449	=== 2.3.7 IN1&IN2&INT pin ===
6.2	450
37.2	451
6.2	452	IN1 and IN2 are used as digital input pins.
	453
42.17	454	(% style="color:#037691" %)Example:
6.2	455
42.17	456	09 (H): (0x09&0x08)>>3=1 IN1 pin is high level.
6.2	457
42.17	458	09 (H): (0x09&0x04)>>2=0 IN2 pin is low level.
6.2	459
	460
42.17	461	This data field shows if this packet is generated by (% style="color:blue" %)Interrupt Pin (%%)or not. [[Click here>>\|\|anchor="H3.2SetInterruptMode"]] for the hardware and software set up. Note: The Internet Pin is a separate pin in the screw terminal.
6.2	462
42.17	463	(% style="color:#037691" %)Example:
6.2	464
42.17	465	09 (H): (0x09&0x02)>>1=1 The level of the interrupt pin.
6.2	466
42.17	467	09 (H): 0x09&0x01=1 0x00: Normal uplink packet.
6.2	468
	469	0x01: Interrupt Uplink Packet.
	470
50.2	471
47.1	472	=== (% id="cke_bm_109176S" style="display:none" %) (%%)2.3.8 Sensor value, FPORT~=7 ===
6.2	473
47.1	474
	475	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:508.222px" %)
	476	\|(% style="width:94px" %)(((
	477	Size(bytes)
	478	)))\|(% style="width:43px" %)2\|(% style="width:367px" %)n
	479	\|(% style="width:94px" %)Value\|(% style="width:43px" %)[[BAT>>\|\|anchor="H2.3.4BatteryInfo"]]\|(% style="width:367px" %)(((
	480	Voltage value, each 2 bytes is a set of voltage values.
	481	)))
	482
	483	[[image:image-20230220171300-1.png\|\|height="207" width="863"]]
	484
	485	Multiple sets of data collected are displayed in this form：
	486
48.1	487	[voltage value1], [voltage value2], [voltage value3],…[voltage value n/2]
47.1	488
	489
45.2	490	=== 2.3.9 Decode payload in The Things Network ===
6.2	491
	492
37.2	493	While using TTN network, you can add the payload format to decode the payload.
6.2	494
	495
37.2	496	[[image:1675144839454-913.png]]
6.2	497
	498
37.2	499	PS-LB TTN Payload Decoder: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>url:https://github.com/dragino/dragino-end-node-decoder]]
6.2	500
	501
37.2	502	== 2.4 Uplink Interval ==
6.2	503
	504
37.3	505	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	506
	507
37.2	508	== 2.5 Show Data in DataCake IoT Server ==
6.2	509
	510
	511	[[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:
	512
	513
42.17	514	(% style="color:blue" %)Step 1: (%%)Be sure that your device is programmed and properly connected to the network at this time.
6.2	515
42.17	516	(% 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	517
	518
37.2	519	[[image:1675144951092-237.png]]
6.2	520
	521
37.2	522	[[image:1675144960452-126.png]]
6.2	523
	524
42.17	525	(% style="color:blue" %)Step 3:(%%) Create an account or log in Datacake.
6.2	526
42.18	527	(% style="color:blue" %)Step 4: (%%)Create PS-LB product.
6.2	528
37.2	529	[[image:1675145004465-869.png]]
6.2	530
	531
37.2	532	[[image:1675145018212-853.png]]
6.2	533
	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
53.1	574	PS-LB-NA supports below configure method:
6.2	575
53.1	576	* AT Command via Bluetooth Connection (Recommand Way): [[BLE Configure Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
	577	* AT Command via UART Connection : See [[FAQ>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual/#H7.FAQ]].
	578	* LoRaWAN Downlink. Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
6.2	579
	580
53.1	581	== 3.2 General Commands ==
6.2	582
	583	These commands are to configure:
	584
	585	* General system settings like: uplink interval.
	586	* LoRaWAN protocol & radio related command.
	587
53.1	588	They are same for all Dragino Devices which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki:
6.2	589
53.1	590	[[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	591
	592
	593
53.1	594	== 3.3 Commands special design for PS-LB ==
	595
6.2	596	These commands only valid for PS-LB, as below:
	597
	598
53.1	599	=== 3.3.1 Set Transmit Interval Time ===
6.2	600
37.5	601
6.2	602	Feature: Change LoRaWAN End Node Transmit Interval.
	603
42.21	604	(% style="color:blue" %)AT Command: AT+TDC
6.2	605
37.5	606	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
42.25	607	\|=(% style="width: 156px;" %)Command Example\|=(% style="width: 137px;" %)Function\|=Response
	608	\|(% style="width:156px" %)AT+TDC=?\|(% style="width:137px" %)Show current transmit Interval\|(((
6.2	609	30000
	610	OK
	611	the interval is 30000ms = 30s
	612	)))
42.25	613	\|(% style="width:156px" %)AT+TDC=60000\|(% style="width:137px" %)Set Transmit Interval\|(((
6.2	614	OK
	615	Set transmit interval to 60000ms = 60 seconds
	616	)))
	617
42.21	618	(% style="color:blue" %)Downlink Command: 0x01
6.2	619
	620	Format: Command Code (0x01) followed by 3 bytes time value.
	621
43.2	622	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	623
43.2	624	* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	625	* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
6.2	626
52.2	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
37.5	635	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
43.2	636	\|=(% style="width: 154px;" %)Command Example\|=(% style="width: 196px;" %)Function\|=(% style="width: 157px;" %)Response
	637	\|(% style="width:154px" %)AT+INTMOD=?\|(% style="width:196px" %)Show current interrupt mode\|(% style="width:157px" %)(((
6.2	638	0
	639	OK
47.1	640	the mode is 0 =Disable Interrupt
6.2	641	)))
43.2	642	\|(% style="width:154px" %)AT+INTMOD=2\|(% style="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)
43.2	648	)))\|(% style="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
50.2	659
53.1	660	=== 3.3.3 Set the output time ===
52.2	661
37.5	662
6.2	663	Feature, Control the output 3V3 , 5V or 12V.
	664
42.21	665	(% style="color:blue" %)AT Command: AT+3V3T
6.2	666
42.30	667	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:474px" %)
	668	\|=(% style="width: 154px;" %)Command Example\|=(% style="width: 201px;" %)Function\|=(% style="width: 116px;" %)Response
	669	\|(% style="width:154px" %)AT+3V3T=?\|(% style="width:201px" %)Show 3V3 open time.\|(% style="width:116px" %)(((
6.2	670	0
	671	OK
	672	)))
42.30	673	\|(% style="width:154px" %)AT+3V3T=0\|(% style="width:201px" %)Normally open 3V3 power supply.\|(% style="width:116px" %)(((
6.2	674	OK
	675	default setting
	676	)))
42.30	677	\|(% style="width:154px" %)AT+3V3T=1000\|(% style="width:201px" %)Close after a delay of 1000 milliseconds.\|(% style="width:116px" %)(((
6.2	678	OK
	679	)))
42.30	680	\|(% style="width:154px" %)AT+3V3T=65535\|(% style="width:201px" %)Normally closed 3V3 power supply.\|(% style="width:116px" %)(((
6.2	681	OK
	682	)))
	683
42.21	684	(% style="color:blue" %)AT Command: AT+5VT
6.2	685
42.30	686	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:470px" %)
	687	\|=(% style="width: 155px;" %)Command Example\|=(% style="width: 196px;" %)Function\|=(% style="width: 114px;" %)Response
	688	\|(% style="width:155px" %)AT+5VT=?\|(% style="width:196px" %)Show 5V open time.\|(% style="width:114px" %)(((
6.2	689	0
	690	OK
	691	)))
42.30	692	\|(% style="width:155px" %)AT+5VT=0\|(% style="width:196px" %)Normally closed 5V power supply.\|(% style="width:114px" %)(((
6.2	693	OK
	694	default setting
	695	)))
42.30	696	\|(% style="width:155px" %)AT+5VT=1000\|(% style="width:196px" %)Close after a delay of 1000 milliseconds.\|(% style="width:114px" %)(((
6.2	697	OK
	698	)))
42.30	699	\|(% style="width:155px" %)AT+5VT=65535\|(% style="width:196px" %)Normally open 5V power supply.\|(% style="width:114px" %)(((
6.2	700	OK
	701	)))
	702
42.21	703	(% style="color:blue" %)AT Command: AT+12VT
6.2	704
42.29	705	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:443px" %)
	706	\|=(% style="width: 156px;" %)Command Example\|=(% style="width: 199px;" %)Function\|=(% style="width: 83px;" %)Response
	707	\|(% style="width:156px" %)AT+12VT=?\|(% style="width:199px" %)Show 12V open time.\|(% style="width:83px" %)(((
6.2	708	0
	709	OK
	710	)))
42.29	711	\|(% style="width:156px" %)AT+12VT=0\|(% style="width:199px" %)Normally closed 12V power supply.\|(% style="width:83px" %)OK
	712	\|(% style="width:156px" %)AT+12VT=500\|(% style="width:199px" %)Close after a delay of 500 milliseconds.\|(% style="width:83px" %)(((
6.2	713	OK
	714	)))
	715
42.21	716	(% style="color:blue" %)Downlink Command: 0x07
6.2	717
	718	Format: Command Code (0x07) followed by 3 bytes.
	719
	720	The first byte is which power, the second and third bytes are the time to turn on.
	721
42.32	722	* Example 1: Downlink Payload: 070101F4 ~-~--> AT+3V3T=500
	723	* Example 2: Downlink Payload: 0701FFFF ~-~--> AT+3V3T=65535
	724	* Example 3: Downlink Payload: 070203E8 ~-~--> AT+5VT=1000
	725	* Example 4: Downlink Payload: 07020000 ~-~--> AT+5VT=0
	726	* Example 5: Downlink Payload: 070301F4 ~-~--> AT+12VT=500
	727	* Example 6: Downlink Payload: 07030000 ~-~--> AT+12VT=0
6.2	728
50.2	729
53.1	730	=== 3.3.4 Set the Probe Model ===
52.2	731
37.5	732
47.1	733	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	734
47.1	735	AT Command: AT +PROBE
	736
	737	AT+PROBE=aabb
	738
	739	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.
	740
	741	When aa=01, it is the pressure mode, which converts the current into a pressure value;
	742
	743	bb represents which type of pressure sensor it is.
	744
	745	(A->01,B->02,C->03,D->04,E->05,F->06,G->07,H->08,I->09,J->0A,K->0B,L->0C)
	746
	747	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
	748	\|Command Example\|Function\|Response
	749	\|AT +PROBE =?\|Get or Set the probe model.\|0
6.2	750	OK
47.1	751	\|AT +PROBE =0003\|Set water depth sensor mode, 3m type.\|OK
	752	\|(((
	753	AT +PROBE =000A
6.2	754
47.1	755
	756	)))\|Set water depth sensor mode, 10m type.\|OK
	757	\|AT +PROBE =0101\|Set pressure transmitters mode, first type(A).\|OK
	758	\|AT +PROBE =0000\|Initial state, no settings.\|OK
6.2	759
47.1	760	Downlink Command: 0x08
	761
6.2	762	Format: Command Code (0x08) followed by 2 bytes.
	763
47.1	764	* Example 1: Downlink Payload: 080003 ~-~--> AT+PROBE=0003
	765	* Example 2: Downlink Payload: 080101 ~-~--> AT+PROBE=0101
6.2	766
50.2	767
53.1	768	=== 3.3.5 Multiple collections are one uplink（Since firmware V1.1） ===
52.2	769
43.3	770
45.1	771	Added AT+STDC command to collect the voltage of VDC_INPUT multiple times and upload it at one time.
	772
	773	(% style="color:blue" %)AT Command: AT +STDC
	774
47.1	775	AT+STDC=aa,bb,bb
	776
	777	(% style="color:#037691" %)aa:(%%)
	778	0: means disable this function and use TDC to send packets.
	779	1: means enable this function, use the method of multiple acquisitions to send packets.
	780	(% style="color:#037691" %)bb:(%%) Each collection interval (s), the value is 1~~65535
	781	(% style="color:#037691" %)cc:(%%) the number of collection times, the value is 1~~120
	782
45.1	783	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
47.1	784	\|Command Example\|Function\|Response
	785	\|AT+STDC=?\|Get the mode of multiple acquisitions and one uplink.\|1,10,18
45.1	786	OK
47.1	787	\|AT+STDC=1,10,18\|Set the mode of multiple acquisitions and one uplink, collect once every 10 seconds, and report after 18 times.\|(((
	788	Attention:Take effect after ATZ
	789
	790	OK
45.1	791	)))
47.1	792	\|AT+STDC=0, 0,0\|(((
	793	Use the TDC interval to send packets.(default)
	794
	795
	796	)))\|(((
	797	Attention:Take effect after ATZ
	798
45.1	799	OK
	800	)))
	801
	802	(% style="color:blue" %)Downlink Command: 0xAE
	803
	804	Format: Command Code (0x08) followed by 5 bytes.
	805
45.3	806	* Example 1: Downlink Payload: AE 01 02 58 12 ~-~--> AT+STDC=1,600,18
45.1	807
50.2	808
53.1	809	= 4. Battery & Power Consumption =
52.2	810
53.1	811	PS-LB-NA uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
6.2	812
53.1	813	[[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	814
	815
53.1	816	= 5. OTA firmware update =
6.2	817
	818
42.2	819	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	820
	821
53.1	822	= 6. FAQ =
6.2	823
53.1	824	== 6.1 How to use AT Command via UART to access device? ==
6.2	825
	826
42.2	827	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	828
	829
53.1	830	== 6.2 How to update firmware via UART port? ==
6.2	831
	832
42.2	833	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	834
	835
53.1	836	== 6.3 How to change the LoRa Frequency Bands/Region? ==
6.2	837
	838
42.3	839	You can follow the instructions for [[how to upgrade image>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]].
6.2	840	When downloading the images, choose the required image file for download.
	841
	842
53.1	843	= 7. Order Info =
6.2	844
	845
42.2	846	[[image:image-20230131153105-4.png]]
6.2	847
	848
53.1	849	= 8. Packing Info =
6.2	850
	851
42.21	852	(% style="color:#037691" %)Package Includes:
6.2	853
	854	* PS-LB LoRaWAN Pressure Sensor
	855
42.21	856	(% style="color:#037691" %)Dimension and weight:
6.2	857
	858	* Device Size: cm
	859	* Device Weight: g
	860	* Package Size / pcs : cm
	861	* Weight / pcs : g
	862
50.2	863
53.1	864	= 9. Support =
52.2	865
6.2	866
	867	* 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	868
42.2	869	* 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]]
6.2	870
40.4	871

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

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