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Details

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Title

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1		-LT-22222-L LoRa IO Controller User Manual
	1	+LT-22222-L -- LoRa IO Controller User Manual

Author

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1		-XWiki.Xiaoling
	1	+XWiki.pradeeka

Content

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3	3
4	4
5	5
	6	+
	7	+
	8	+
	9	+
6	6	**Table of Contents:**
7	7
8	8	{{toc/}}
...	...	@@ -15,36 +15,30 @@
15	15
16	16	= 1.Introduction =
17	17
18		-== 1.1 What is LT Series I/O Controller ==
	22	+== 1.1 What is the LT-22222-L I/O Controller? ==
19	19
20	20	(((
21		-
22		-
23	23	(((
24		-The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
25		-)))
26		-)))
	26	+The Dragino (% style="color:blue" %)**LT-22222-L I/O Controller**(%%) is an advanced LoRaWAN device designed to provide seamless wireless long-range connectivity with various I/O options, including analog current and voltage inputs, digital inputs and outputs, and relay outputs.
27	27
28		-(((
29		-The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
	28	+The LT-22222-L I/O Controller simplifies and enhances I/O monitoring and controlling. It is ideal for professional applications in wireless sensor networks, including irrigation systems, smart metering, smart cities, building automation, and more. These controllers are designed for easy, cost-effective deployment using LoRa wireless technology.
30	30	)))
31		-
32		-(((
33		-The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
34	34	)))
35	35
36	36	(((
37		-The use environment includes:
	33	+With the LT-22222-L I/O Controller, users can transmit data over ultra-long distances with low power consumption using LoRa, a spread-spectrum modulation technique derived from chirp spread spectrum (CSS) technology that operates on license-free ISM bands.
38	38	)))
39	39
40		-(((
41		-1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
42		-)))
	36	+> The LT Series I/O Controllers are designed for easy, low-cost installation on LoRaWAN networks.
43	43
44	44	(((
45		-2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
	39	+You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways:
46	46
47		-
	41	+* If there is public LoRaWAN network coverage in the area where you plan to install the device (e.g., The Things Network), you can select a network and register the LT-22222-L I/O controller with it.
	42	+* If there is no public LoRaWAN coverage in your area, you can set up a LoRaWAN gateway, or multiple gateways, and connect them to a LoRaWAN network server to create adequate coverage. Then, register the LT-22222-L I/O controller with this network.
	43	+* Setup your own private LoRaWAN network.
	44	+
	45	+> You can use the Dragino LG308 gateway to expand or create LoRaWAN coverage in your area.
48	48	)))
49	49
50	50	(((
...	...	@@ -53,165 +53,71 @@
53	53
54	54	)))
55	55
56		-== 1.2  Specifications ==
	54	+== 1.2 Specifications ==
57	57
58		-(((
59		-
60		-
61	61	(% style="color:#037691" %)**Hardware System:**
62		-)))
63	63
64		-* (((
65		-STM32L072xxxx MCU
66		-)))
67		-* (((
68		-SX1276/78 Wireless Chip
69		-)))
70		-* (((
71		-(((
72		-Power Consumption:
73		-)))
	58	+* STM32L072xxxx MCU
	59	+* SX1276/78 Wireless Chip
	60	+* Power Consumption:
	61	+** Idle: 4mA@12v
	62	+** 20dB Transmit: 34mA@12v
	63	+* Operating Temperature: -40 ~~ 85 Degree, No Dew
74	74
75		-* (((
76		-Idle: 4mA@12v
77		-)))
78		-* (((
79		-20dB Transmit: 34mA@12v
80		-)))
81		-)))
82		-
83		-(((
84		-
85		-
86	86	(% style="color:#037691" %)**Interface for Model: LT22222-L:**
87		-)))
88	88
89		-* (((
90		-2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
91		-)))
92		-* (((
93		-2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
94		-)))
95		-* (((
96		-2 x Relay Output (5A@250VAC / 30VDC)
97		-)))
98		-* (((
99		-2 x 0~~20mA Analog Input (res:0.01mA)
100		-)))
101		-* (((
102		-2 x 0~~30V Analog Input (res:0.01v)
103		-)))
104		-* (((
105		-Power Input 7~~ 24V DC.
106		-)))
	67	+* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
	68	+* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
	69	+* 2 x Relay Output (5A@250VAC / 30VDC)
	70	+* 2 x 0~~20mA Analog Input (res:0.01mA)
	71	+* 2 x 0~~30V Analog Input (res:0.01v)
	72	+* Power Input 7~~ 24V DC.
107	107
108		-(((
109		-
110		-
111	111	(% style="color:#037691" %)**LoRa Spec:**
112		-)))
113	113
114		-* (((
115		-(((
116		-Frequency Range:
117		-)))
	76	+* Frequency Range:
	77	+** Band 1 (HF): 862 ~~ 1020 Mhz
	78	+** Band 2 (LF): 410 ~~ 528 Mhz
	79	+* 168 dB maximum link budget.
	80	+* +20 dBm - 100 mW constant RF output vs.
	81	+* +14 dBm high efficiency PA.
	82	+* Programmable bit rate up to 300 kbps.
	83	+* High sensitivity: down to -148 dBm.
	84	+* Bullet-proof front end: IIP3 = -12.5 dBm.
	85	+* Excellent blocking immunity.
	86	+* Low RX current of 10.3 mA, 200 nA register retention.
	87	+* Fully integrated synthesizer with a resolution of 61 Hz.
	88	+* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
	89	+* Built-in bit synchronizer for clock recovery.
	90	+* Preamble detection.
	91	+* 127 dB Dynamic Range RSSI.
	92	+* Automatic RF Sense and CAD with ultra-fast AFC.
	93	+* Packet engine up to 256 bytes with CRC.
118	118
119		-* (((
120		-Band 1 (HF): 862 ~~ 1020 Mhz
121		-)))
122		-* (((
123		-Band 2 (LF): 410 ~~ 528 Mhz
124		-)))
125		-)))
126		-* (((
127		-168 dB maximum link budget.
128		-)))
129		-* (((
130		-+20 dBm - 100 mW constant RF output vs.
131		-)))
132		-* (((
133		-+14 dBm high efficiency PA.
134		-)))
135		-* (((
136		-Programmable bit rate up to 300 kbps.
137		-)))
138		-* (((
139		-High sensitivity: down to -148 dBm.
140		-)))
141		-* (((
142		-Bullet-proof front end: IIP3 = -12.5 dBm.
143		-)))
144		-* (((
145		-Excellent blocking immunity.
146		-)))
147		-* (((
148		-Low RX current of 10.3 mA, 200 nA register retention.
149		-)))
150		-* (((
151		-Fully integrated synthesizer with a resolution of 61 Hz.
152		-)))
153		-* (((
154		-FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
155		-)))
156		-* (((
157		-Built-in bit synchronizer for clock recovery.
158		-)))
159		-* (((
160		-Preamble detection.
161		-)))
162		-* (((
163		-127 dB Dynamic Range RSSI.
164		-)))
165		-* (((
166		-Automatic RF Sense and CAD with ultra-fast AFC.
167		-)))
168		-* (((
169		-Packet engine up to 256 bytes with CRC.
170		-
171		-
172		-
173		-)))
174		-
175	175	== 1.3 Features ==
176	176
177		-
178	178	* LoRaWAN Class A & Class C protocol
179		-
180	180	* Optional Customized LoRa Protocol
181		-
182	182	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183		-
184	184	* AT Commands to change parameters
185		-
186	186	* Remote configure parameters via LoRa Downlink
187		-
188	188	* Firmware upgradable via program port
189		-
190	190	* Counting
191	191
192		-== 1.4  Applications ==
	105	+== 1.4 Applications ==
193	193
194		-
195	195	* Smart Buildings & Home Automation
196		-
197	197	* Logistics and Supply Chain Management
198		-
199	199	* Smart Metering
200		-
201	201	* Smart Agriculture
202		-
203	203	* Smart Cities
204		-
205	205	* Smart Factory
206	206
207		-
208		-
209		-
210	210	== 1.5 Hardware Variants ==
211	211
212	212
213	213	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
214		-|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:266px" %)**Description**
	118	+|(% style="background-color:#4f81bd; color:white; width:103px" %)**Model**|(% style="background-color:#4f81bd; color:white; width:131px" %)**Photo**|(% style="background-color:#4f81bd; color:white; width:266px" %)**Description**
215	215	|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
216	216	(% style="text-align:center" %)
217	217	[[image:image-20230424115112-1.png||height="106" width="58"]]
...	...	@@ -224,93 +224,140 @@
224	224	* 1 x Counting Port
225	225	)))
226	226
227		-= 2. Power ON Device =
	131	+= 2. Assembling the Device =
228	228
	133	+== 2.1 What is included in the package? ==
229	229
230		-(((
231		-The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
232		-)))
	135	+The package includes the following items:
233	233
234		-(((
235		-PWR will on when device is properly powered.
	137	+* 1 x LT-22222-L I/O Controller
	138	+* 1 x LoRaWAN antenna matched to the frequency of the LT-22222-L
	139	+* 1 x bracket for wall mounting
	140	+* 1 x programming cable
236	236
237		-
238		-)))
	142	+Attach the LoRaWAN antenna to the connector labeled **ANT** (located on the top right side of the device, next to the upper terminal block). Secure the antenna by tightening it clockwise.
239	239
	144	+== 2.2 Terminals ==
	145	+
	146	+Upper screw terminal block (from left to right):
	147	+
	148	+(% style="width:634px" %)
	149	+|=(% style="width: 295px;" %)Terminal|=(% style="width: 338px;" %)Function
	150	+|(% style="width:295px" %)GND|(% style="width:338px" %)Ground
	151	+|(% style="width:295px" %)VIN|(% style="width:338px" %)Input Voltage
	152	+|(% style="width:295px" %)AVI2|(% style="width:338px" %)Analog Voltage Input Terminal 2
	153	+|(% style="width:295px" %)AVI1|(% style="width:338px" %)Analog Voltage Input Terminal 1
	154	+|(% style="width:295px" %)ACI2|(% style="width:338px" %)Analog Current Input Terminal 2
	155	+|(% style="width:295px" %)ACI1|(% style="width:338px" %)Analog Current Input Terminal 1
	156	+
	157	+Lower screw terminal block (from left to right):
	158	+
	159	+(% style="width:633px" %)
	160	+|=(% style="width: 296px;" %)Terminal|=(% style="width: 334px;" %)Function
	161	+|(% style="width:296px" %)RO1-2|(% style="width:334px" %)Relay Output 1
	162	+|(% style="width:296px" %)RO1-1|(% style="width:334px" %)Relay Output 1
	163	+|(% style="width:296px" %)RO2-2|(% style="width:334px" %)Relay Output 2
	164	+|(% style="width:296px" %)RO2-1|(% style="width:334px" %)Relay Output 2
	165	+|(% style="width:296px" %)DI2+|(% style="width:334px" %)Digital Input 2
	166	+|(% style="width:296px" %)DI2-|(% style="width:334px" %)Digital Input 2
	167	+|(% style="width:296px" %)DI1+|(% style="width:334px" %)Digital Input 1
	168	+|(% style="width:296px" %)DI1-|(% style="width:334px" %)Digital Input 1
	169	+|(% style="width:296px" %)DO2|(% style="width:334px" %)Digital Output 2
	170	+|(% style="width:296px" %)DO1|(% style="width:334px" %)Digital Output 1
	171	+
	172	+== 2.3 Powering ==
	173	+
	174	+The LT-22222-L I/O Controller can be powered by a 7–24V DC power source. Connect the power supply’s positive wire to the VIN screw terminal and the negative wire to the GND screw terminal. The power indicator (PWR) LED will turn on when the device is properly powered.
	175	+
	176	+
240	240	[[image:1653297104069-180.png]]
241	241
242	242
243	243	= 3. Operation Mode =
244	244
245		-== 3.1 How it works? ==
	182	+== 3.1 How does it work? ==
246	246
	184	+The LT-22222-L is configured to operate in LoRaWAN Class C mode by default. It supports OTAA (Over-the-Air Activation), which is the most secure method for activating a device with a LoRaWAN network server. The LT-22222-L comes with device registration information that allows you to register it with a LoRaWAN network, enabling the device to perform OTAA activation with the network server upon initial power-up and after any subsequent reboots.
247	247
248		-(((
249		-The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second.
250		-)))
	186	+For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second.
251	251
252		-(((
253		-In case user can't set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
254		-)))
	188	+In case you can't set the root key and other identifiers in the network server and must use them from the server, you can use [[AT Commands>>||anchor="H4.UseATCommand"]] to configure them on the device.
255	255
	190	+== 3.2 Registering with a LoRaWAN network server ==
256	256
257		-== 3.2 Example to join LoRaWAN network ==
	192	+The diagram below shows how the LT-22222-L connects to a typical LoRaWAN network.
258	258
	194	+[[image:image-20220523172350-1.png||height="266" width="864"]]
259	259
260		-(((
261		-This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here.
	196	+=== 3.2.1 Prerequisites ===
262	262
263		-
264		-)))
	198	+Make sure you have the device registration information such as DevEUI, AppEUI, and AppKey with you. The registration information can be found on a sticker that can be found inside the package. Please keep the **registration information** sticker in a safe place for future reference.
265	265
266		-[[image:image-20220523172350-1.png||height="266" width="864"]]
	200	+[[image:image-20230425173427-2.png||height="246" width="530"]]
267	267
	202	+The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers.
268	268
269		-(((
270		-The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
	204	+=== 3.2.2 The Things Stack Sandbox (TTSS) ===
271	271
272		-
273		-)))
	206	+* Log in to your [[The Things Stack Sandbox>>https://eu1.cloud.thethings.network]] account.
	207	+* Create an application if you do not have one yet.
	208	+* Register LT-22222-L with that application. Two registration options available:
274	274
275		-(((
276		-(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
277		-)))
	210	+==== Using the LoRaWAN Device Repository: ====
278	278
279		-(((
280		-Each LT is shipped with a sticker with the default device EUI as below:
281		-)))
	212	+* Go to your application and click on the **Register end device** button.
	213	+* On the **Register end device** page:
	214	+** Select the option **Select the end device in the LoRaWAN Device Repository**.
	215	+** Choose the **End device brand**, **Model**, **Hardware version**, **Firmware version**, and **Profile (Region)**.
	216	+** Select the **Frequency plan** that matches with your device.
282	282
283		-[[image:image-20230425173427-2.png||height="246" width="530"]]
	218	+[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]]
284	284
	220	+*
	221	+** Enter the **AppEUI** in the **JoinEUI** field and click **Confirm** button.
	222	+** Enter the **DevEUI** in the **DevEUI** field.
	223	+** Enter the **AppKey** in the **AppKey** field.
	224	+** In the **End device ID** field, enter a unique name within this application for your LT-22222-N.
	225	+** Under **After registration**, select the **View registered end device** option.
285	285
286		-Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
	227	+[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]]
287	287
288		-**Add APP EUI in the application.**
	229	+==== Entering device information manually: ====
289	289
290		-[[image:1653297955910-247.png||height="321" width="716"]]
	231	+* On the **Register end device** page:
	232	+** Select the **Enter end device specifies manually** option as the input method.
	233	+** Select the **Frequency plan** that matches with your device.
	234	+** Select the **LoRaWAN version**.
	235	+** Select the **Regional Parameters version**.
	236	+** Click **Show advanced activation, LoRaWAN class and cluster settings** link to expand the section.
	237	+** Select **Over the air activation (OTAA)** option under **Activation mode**
	238	+** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities**.
291	291
	240	+[[image:lt-22222-l-manually-p1.png||height="625" width="1000"]]
292	292
293		-**Add APP KEY and DEV EUI**
294	294
295		-[[image:1653298023685-319.png]]
	243	+* Enter **AppEUI** in the **JoinEUI** field and click **Confirm** button.
	244	+* Enter **DevEUI** in the **DevEUI** field.
	245	+* Enter **AppKey** in the **AppKey** field.
	246	+* In the **End device ID** field, enter a unique name within this application for your LT-22222-N.
	247	+* Under **After registration**, select the **View registered end device** option.
296	296
	249	+[[image:lt-22222-l-manually-p2.png||height="625" width="1000"]]
297	297
298	298
299		-(((
300		-(% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
	252	+==== Joining ====
301	301
302		-
303		-)))
	254	+Click on **Live Data** in the left navigation. Then, power on the device, and it will join The Things Stack Sandbox. You can see the join request, join accept, followed by uplink messages form the device showing in the Live Data panel.
304	304
305	305	[[image:1653298044601-602.png||height="405" width="709"]]
306	306
307	307
308		-== 3.3 Uplink Payload ==
	259	+== 3.3 Uplink Payload formats ==
309	309
310	310
311		-There are five working modes + one interrupt mode on LT for different type application:
	262	+The LT-22222-L has 5 working modes. It also has an interrupt/trigger mode for different type applications that can be used together with all the working modes as an additional feature. The default mode is MOD1 and you can switch between these modes using AT commands.
312	312
313		-* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
	264	+* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2 x ACI + 2AVI + DI + DO + RO
314	314
315	315	* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
316	316
...	...	@@ -326,10 +326,10 @@
326	326
327	327
328	328	(((
329		-The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
	280	+The uplink payload is 11 bytes long. Uplink packets are sent over LoRaWAN FPort=2. By default, one uplink is sent every 10 minutes. (% style="display:none" %)
330	330
331	331	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
332		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
	283	+|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
333	333	|Value|(((
334	334	AVI1 voltage
335	335	)))|(((
...	...	@@ -344,25 +344,25 @@
344	344	)))
345	345
346	346	(((
347		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	298	+(% style="color:#4f81bd" %)*** DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below.
348	348
349	349	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
350		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
351		-|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
	301	+|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
	302	+|RO1|RO2|--DI3--|DI2|DI1|--DO3--|DO2|DO1
352	352	)))
353	353
354		-* RO is for relay. ROx=1 : close，ROx=0 always open.
355		-* DI is for digital input. DIx=1: high or float, DIx=0: low.
356		-* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	305	+* RO is for relay. ROx=1 : closed, ROx=0 always open.
	306	+* DI is for digital input. DIx=1: high or floating, DIx=0: low.
	307	+* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating.
357	357
358		-(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
	309	+(% style="color:red" %)**Note: DI3 and DO3 bits are not valid for LT-22222-L**
359	359
360		-For example if payload is: [[image:image-20220523175847-2.png]]
	311	+For example, if the payload is: [[image:image-20220523175847-2.png]]
361	361
362	362
363		-**The value for the interface is:  **
	314	+**The interface values can be calculated as follows:  **
364	364
365		-AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
	316	+AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V
366	366
367	367	AVI2 channel voltage is 0x04AC/1000=1.196V
368	368
...	...	@@ -370,41 +370,38 @@
370	370
371	371	ACI2 channel current is 0x1300/1000=4.864mA
372	372
373		-The last byte 0xAA= 10101010(B) means
	324	+The last byte 0xAA= 10101010(b) means,
374	374
375		-* [1] RO1 relay channel is close and the RO1 LED is ON.
376		-* [0] RO2 relay channel is open and RO2 LED is OFF;
377		-
378		-**LT22222-L:**
379		-
380		-* [1] DI2 channel is high input and DI2 LED is ON;
381		-* [0] DI1 channel is low input;
382		-
383		-* [0] DO3 channel output state
384		-** DO3 is float in case no load between DO3 and V+.;
	326	+* [1] RO1 relay channel is closed, and the RO1 LED is ON.
	327	+* [0] RO2 relay channel is open, and RO2 LED is OFF.
	328	+* [1] DI3 - not used for LT-22222-L.
	329	+* [0] DI2 channel input is low, and the DI2 LED is OFF.
	330	+* [1] DI1 channel input state:
	331	+** DI1 is floating when there is no load between DI1 and V+.
	332	+** DI1 is high when there is load between DI1 and V+.
	333	+** DI1 LED is ON in both cases.
	334	+* [0] DO3 channel output state:
	335	+** DO3 is float in case no load between DO3 and V+.
385	385	** DO3 is high in case there is load between DO3 and V+.
386		-** DO3 LED is off in both case
387		-* [1] DO2 channel output is low and DO2 LED is ON.
388		-* [0] DO1 channel output state
389		-** DO1 is float in case no load between DO1 and V+.;
390		-** DO1 is high in case there is load between DO1 and V+.
391		-** DO1 LED is off in both case
	337	+** DO3 LED is OFF in both case
	338	+* [1] DO2 channel output is low, and the DO2 LED is ON.
	339	+* [0] DO1 channel output state:
	340	+** DO1 is floating when there is no load between DO1 and V+.
	341	+** DO1 is high when there is load between DO1 and V+.
	342	+** DO1 LED is OFF in both case.
392	392
393		-
394		-
395		-
396	396	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
397	397
398	398
399	399	(((
400		-**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
	348	+**For LT-22222-L**: In this mode, the **DI1 and DI2** are used as counting pins.
401	401	)))
402	402
403	403	(((
404		-Total : 11 bytes payload
	352	+The uplink payload is 11 bytes long.
405	405
406	406	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
407		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
	355	+|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
408	408	|Value|COUNT1|COUNT2 |DIDORO*|(((
409	409	Reserve
410	410	)))|MOD
...	...	@@ -411,37 +411,37 @@
411	411	)))
412	412
413	413	(((
414		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
	362	+(% style="color:#4f81bd" %)***DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1, for a total of 1 byte, as shown below.
415	415
416	416	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
417		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
418		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	365	+|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
	366	+|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1
419	419
420		-RO is for relay. ROx=1 : close，ROx=0 always open.
	368	+* RO is for relay. ROx=1 : closed, ROx=0 always open.
421	421	)))
422	422
423		-* FIRST: Indicate this is the first packet after join network.
424		-* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	371	+* FIRST: Indicates that this is the first packet after joining the network.
	372	+* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating.
425	425
426	426	(((
427		-(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
	375	+(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L**
	376	+
	377	+
428	428	)))
429	429
430	430	(((
431		-**To use counting mode, please run:**
	381	+**To activate this mode, please run the following AT command:**
432	432	)))
433	433
	384	+(((
434	434	(% class="box infomessage" %)
435		-
436	436	(((
437	437	**AT+MOD=2**
438		-)))
439	439
440		-(((
441	441	**ATZ**
442	442	)))
	391	+)))
443	443
444		-
445	445	(((
446	446
447	447
...	...	@@ -451,17 +451,17 @@
451	451	(((
452	452	**For LT22222-L:**
453	453
454		-(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
	402	+(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set the DI1 port to trigger on a low level, the valid signal duration is 100ms) **
455	455
456		-(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
	404	+(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set the DI1 port to trigger on a high level, the valid signal duration is 100ms) **
457	457
458		-(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
	406	+(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set the DI2 port to trigger on a low level, the valid signal duration is 100ms) **
459	459
460		-(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
	408	+(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set the DI2 port to trigger on a high level, the valid signal duration is 100ms) **
461	461
462		-(% style="color:blue" %)**AT+SETCNT=1,60**(%%)**   (Set COUNT1 value to 60)**
	410	+(% style="color:blue" %)**AT+SETCNT=1,60**(%%)**   (Set the COUNT1 value to 60)**
463	463
464		-(% style="color:blue" %)**AT+SETCNT=2,60**(%%)**   (Set COUNT2 value to 60)**
	412	+(% style="color:blue" %)**AT+SETCNT=2,60**(%%)**   (Set the COUNT2 value to 60)**
465	465	)))
466	466
467	467
...	...	@@ -468,10 +468,10 @@
468	468	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
469	469
470	470
471		-**LT22222-L**: This mode the DI1 is used as a counting pin.
	419	+**LT22222-L**: In this mode, the DI1 is used as a counting pin.
472	472
473	473	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
474		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
	422	+|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
475	475	|Value|COUNT1|(((
476	476	ACI1 Current
477	477	)))|(((
...	...	@@ -479,16 +479,16 @@
479	479	)))|DIDORO*|Reserve|MOD
480	480
481	481	(((
482		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	430	+(% style="color:#4f81bd" %)***DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below.
483	483
484	484	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
485		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
486		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	433	+|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
	434	+|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1
487	487	)))
488	488
489		-* RO is for relay. ROx=1 : close，ROx=0 always open.
490		-* FIRST: Indicate this is the first packet after join network.
491		-* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	437	+* RO is for relay. ROx=1 : closed, ROx=0 always open.
	438	+* FIRST: Indicates that this is the first packet after joining the network.
	439	+* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating.
492	492
493	493	(((
494	494	(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
...	...	@@ -496,24 +496,22 @@
496	496
497	497
498	498	(((
499		-**To use counting mode, please run:**
	447	+**To activate this mode, please run the following AT command:**
500	500	)))
501	501
	450	+(((
502	502	(% class="box infomessage" %)
503	503	(((
504		-(((
505		-(((
506	506	**AT+MOD=3**
507		-)))
508	508
509		-(((
510	510	**ATZ**
511	511	)))
512	512	)))
513		-)))
514	514
515	515	(((
516		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
	460	+AT Commands for counting:
	461	+
	462	+The AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. Use only the commands that match 'DI'.
517	517	)))
518	518
519	519
...	...	@@ -521,14 +521,14 @@
521	521
522	522
523	523	(((
524		-**LT22222-L**: This mode the DI1 is used as a counting pin.
	470	+**LT22222-L**: In this mode, the DI1 is used as a counting pin.
525	525	)))
526	526
527	527	(((
528		-The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
	474	+The AVI1 is also used for counting. It monitors the voltage and checks it every **60 seconds**. If the voltage is higher or lower than VOLMAX mV, the AVI1 count increases by 1, allowing AVI1 counting to be used to measure a machine's working hours.
529	529
530		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
531		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
	476	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
	477	+|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
532	532	|Value|COUNT1|AVI1 Counting|DIDORO*|(((
533	533	Reserve
534	534	)))|MOD
...	...	@@ -535,49 +535,44 @@
535	535	)))
536	536
537	537	(((
538		-(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	484	+(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below.
539	539
540		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
541		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
542		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	486	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
	487	+|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
	488	+|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1
543	543	)))
544	544
545		-* RO is for relay. ROx=1 : close，ROx=0 always open.
546		-* FIRST: Indicate this is the first packet after join network.
547		-* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	491	+* RO is for relay. ROx=1 : closed, ROx=0 always open.
	492	+* FIRST: Indicates that this is the first packet after joining the network.
	493	+* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating.
548	548
549	549	(((
550	550	(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
551		-)))
552	552
553		-(((
554	554
	499	+)))
555	555
556		-**To use this mode, please run:**
	501	+(((
	502	+**To activate this mode, please run the following AT command:**
557	557	)))
558	558
	505	+(((
559	559	(% class="box infomessage" %)
560	560	(((
561		-(((
562		-(((
563	563	**AT+MOD=4**
564		-)))
565	565
566		-(((
567	567	**ATZ**
568	568	)))
569	569	)))
570		-)))
571	571
572		-
573	573	(((
574	574	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
575	575	)))
576	576
577	577	(((
578		-**Plus below command for AVI1 Counting:**
	519	+**In addition to that, below are the commands for AVI1 Counting:**
579	579
580		-(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
	521	+(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
581	581
582	582	(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
583	583
...	...	@@ -592,8 +592,8 @@
592	592
593	593	**LT22222-L**: This mode the DI1 is used as a counting pin.
594	594
595		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
596		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
	536	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
	537	+|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
597	597	|Value|(((
598	598	AVI1 voltage
599	599	)))|(((
...	...	@@ -607,12 +607,12 @@
607	607	(((
608	608	(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
609	609
610		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
	551	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
611	611	|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
612	612	|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
613	613	)))
614	614
615		-* RO is for relay. ROx=1 : close，ROx=0 always open.
	556	+* RO is for relay. ROx=1 : close, ROx=0 always open.
616	616	* FIRST: Indicate this is the first packet after join network.
617	617	* (((
618	618	DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
...	...	@@ -623,23 +623,17 @@
623	623	)))
624	624
625	625	(((
626		-
627		-
628	628	**To use this mode, please run:**
629	629	)))
630	630
	570	+(((
631	631	(% class="box infomessage" %)
632	632	(((
633		-(((
634		-(((
635	635	**AT+MOD=5**
636		-)))
637	637
638		-(((
639	639	**ATZ**
640	640	)))
641	641	)))
642		-)))
643	643
644	644	(((
645	645	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
...	...	@@ -734,8 +734,8 @@
734	734
735	735	MOD6 Payload : total 11 bytes payload
736	736
737		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
738		-|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**6**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**1**
	672	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
	673	+|(% style="background-color:#4f81bd; color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:49px" %)**6**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:50px" %)**1**
739	739	|Value|(((
740	740	TRI_A FLAG
741	741	)))|(((
...	...	@@ -748,7 +748,7 @@
748	748
749	749	(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
750	750
751		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
	686	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
752	752	|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
753	753	|(((
754	754	AV1_LOW
...	...	@@ -777,7 +777,7 @@
777	777
778	778	(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
779	779
780		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
	715	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
781	781	|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
782	782	|(((
783	783	AV1_LOW
...	...	@@ -806,7 +806,7 @@
806	806
807	807	(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
808	808
809		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
	744	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
810	810	|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
811	811	|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
812	812
...	...	@@ -1063,7 +1063,7 @@
1063	1063	01: Low,  00: High ,  11: No action
1064	1064
1065	1065	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1066		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**
	1001	+|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**DO1**|(% style="background-color:#4f81bd; color:white" %)**DO2**|(% style="background-color:#4f81bd; color:white" %)**DO3**
1067	1067	|02  01  00  11|Low|High|No Action
1068	1068	|02  00  11  01|High|No Action|Low
1069	1069	|02  11  01  00|No Action|Low|High
...	...	@@ -1106,7 +1106,7 @@
1106	1106	(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1107	1107
1108	1108	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1109		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
	1044	+|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1110	1110	|0x01|DO1 set to low
1111	1111	|0x00|DO1 set to high
1112	1112	|0x11|DO1 NO Action
...	...	@@ -1114,7 +1114,7 @@
1114	1114	(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1115	1115
1116	1116	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1117		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
	1052	+|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1118	1118	|0x01|DO2 set to low
1119	1119	|0x00|DO2 set to high
1120	1120	|0x11|DO2 NO Action
...	...	@@ -1122,7 +1122,7 @@
1122	1122	(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1123	1123
1124	1124	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1125		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
	1060	+|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1126	1126	|0x01|DO3 set to low
1127	1127	|0x00|DO3 set to high
1128	1128	|0x11|DO3 NO Action
...	...	@@ -1159,7 +1159,7 @@
1159	1159
1160	1160
1161	1161
1162		-==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
	1097	+==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1163	1163
1164	1164
1165	1165	* (% style="color:#037691" %)**AT Command:**
...	...	@@ -1177,10 +1177,10 @@
1177	1177	)))
1178	1178
1179	1179	(((
1180		-01: Close ,  00: Open , 11: No action
	1115	+00: Close ,  01: Open , 11: No action
1181	1181
1182	1182	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1183		-|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
	1118	+|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2**
1184	1184	|03  00  11|Open|No Action
1185	1185	|03  01  11|Close|No Action
1186	1186	|03  11  00|No Action|Open
...	...	@@ -1420,57 +1420,73 @@
1420	1420	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1421	1421
1422	1422
1423		-== 3.5 Integrate with Mydevice ==
	1358	+== 3.5 Integrating with ThingsEye.io ==
1424	1424
	1360	+If you are using one of The Things Stack plans, you can integrate ThingsEye.io with your application. Once integrated, ThingsEye.io works as an MQTT client for The Things Stack MQTT broker, allowing it to subscribe to upstream traffic and publish downlink traffic.
1425	1425
1426		-Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
	1362	+=== 3.5.1 Configuring The Things Stack Sandbox ===
1427	1427
1428		-(((
1429		-(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
1430		-)))
	1364	+* Go to your Application and select MQTT under Integrations.
	1365	+* In the Connection credentials section, under Username, The Thins Stack displays an auto-generated username. You can use it or provide a new one.
	1366	+* For the Password, click the Generate new API key button to generate a password. You can see it by clicking on the eye button.
1431	1431
1432		-(((
1433		-(% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
	1368	+[[image:tts-mqtt-integration.png||height="625" width="1000"]]
1434	1434
1435		-
1436		-)))
	1370	+=== 3.5.2 Configuring ThingsEye.io ===
1437	1437
1438		-[[image:image-20220719105525-1.png||height="377" width="677"]]
	1372	+* Login to your thingsEye.io account.
	1373	+* Under the Integrations center, click Integrations.
	1374	+* Click the Add integration button (the button with the + symbol).
1439	1439
	1376	+[[image:thingseye-io-step-1.png||height="625" width="1000"]]
1440	1440
1441	1441
1442		-[[image:image-20220719110247-2.png||height="388" width="683"]]
	1379	+On the Add integration page configure the following:
1443	1443
	1381	+Basic settings:
1444	1444
1445		-(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
	1383	+* Select The Things Stack Community from the Integration type list.
	1384	+* Enter a suitable name for your integration in the Name box or keep the default name.
	1385	+* Click the Next button.
1446	1446
1447		-(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
	1387	+[[image:thingseye-io-step-2.png||height="625" width="1000"]]
1448	1448
1449		-Search under The things network
	1389	+Uplink Data converter:
1450	1450
1451		-[[image:1653356838789-523.png||height="337" width="740"]]
	1391	+* Click the Create New button if it is not selected by default.
	1392	+* Click the JavaScript button.
	1393	+* Paste the uplink decoder function into the text area (first, delete the default code). The demo decoder function can be found here.
	1394	+* Click the Next button.
1452	1452
	1396	+[[image:thingseye-io-step-3.png||height="625" width="1000"]]
1453	1453
	1398	+Downlink Data converter (this is an optional step):
1454	1454
1455		-After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
	1400	+* Click the Create new button if it is not selected by default.
	1401	+* Click the JavaScript button.
	1402	+* Paste the downlink decoder function into the text area (first, delete the default code). The demo decoder function can be found here.
	1403	+* Click the Next button.
1456	1456
1457		-[[image:image-20220524094909-1.png||height="335" width="729"]]
	1405	+[[image:thingseye-io-step-4.png||height="625" width="1000"]]
1458	1458
	1407	+Connection:
1459	1459
1460		-[[image:image-20220524094909-2.png||height="337" width="729"]]
	1409	+* Choose Region from the Host type.
	1410	+* Enter the cluster of your The Things Stack in the Region textbox.
	1411	+* Enter the Username and Password in the Credentials section. Use the same username and password you created with the MQTT page of The Things Stack.
	1412	+* Click Check connection to test the connection. If the connection is successful, you can see the message saying Connected.
	1413	+* Click the Add button.
1461	1461
	1415	+[[image:thingseye-io-step-5.png||height="625" width="1000"]]
1462	1462
1463		-[[image:image-20220524094909-3.png||height="338" width="727"]]
1464	1464
	1418	+Your integration is added to the integrations list and it will display on the Integrations page.
1465	1465
1466		-[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
	1420	+[[image:thingseye-io-step-6.png||height="625" width="1000"]]
1467	1467
1468	1468
1469		-[[image:image-20220524094909-5.png||height="341" width="734"]]
	1423	+== 3.6 Interface Details ==
1470	1470
1471		-
1472		-== 3.6 Interface Detail ==
1473		-
1474	1474	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1475	1475
1476	1476
...	...	@@ -1483,12 +1483,12 @@
1483	1483
1484	1484
1485	1485	(((
1486		-The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
	1437	+The DI ports of the LT-22222-L can support **NPN**, **PNP**, or **dry contact** output sensors.
1487	1487	)))
1488	1488
1489	1489	(((
1490	1490	(((
1491		-Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA). (% class="mark" %)When there is active current pass NEC2501 pin1 to pin2. The DI will be active high and DI LED status will change.
	1442	+The part of the internal circuit of the LT-22222-L shown below includes the NEC2501 photocoupler. The active current from NEC2501 pin 1 to pin 2 is 1 mA, with a maximum allowable current of 50 mA. When active current flows from NEC2501 pin 1 to pin 2, the DI becomes active HIGH, and the DI LED status changes.
1492	1492
1493	1493
1494	1494	)))
...	...	@@ -1498,7 +1498,7 @@
1498	1498
1499	1499	(((
1500	1500	(((
1501		-When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
	1452	+(% style="font-size: 11pt; font-variant-alternates: normal; font-variant-east-asian: normal; font-variant-ligatures: normal; font-variant-numeric: normal; font-variant-position: normal; white-space: pre-wrap; font-family: Arial, sans-serif; color: rgb(0, 0, 0); font-weight: 400; font-style: normal; text-decoration: none" %)When connecting a device to the DI port, both DI1+ and DI1- must be connected.
1502	1502	)))
1503	1503	)))
1504	1504
...	...	@@ -1507,22 +1507,22 @@
1507	1507	)))
1508	1508
1509	1509	(((
1510		-(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
	1461	+(% style="color:blue" %)**Example1**(%%): Connecting to a low-active sensor.
1511	1511	)))
1512	1512
1513	1513	(((
1514		-This type of sensor will output a low signal GND when active.
	1465	+This type of sensors outputs a low (GND) signal when active.
1515	1515	)))
1516	1516
1517	1517	* (((
1518		-Connect sensor's output to DI1-
	1469	+Connect the sensor's output to DI1-
1519	1519	)))
1520	1520	* (((
1521		-Connect sensor's VCC to DI1+.
	1472	+Connect the sensor's VCC to DI1+.
1522	1522	)))
1523	1523
1524	1524	(((
1525		-So when sensor active, the current between NEC2501 pin1 and pin2 is：
	1476	+When the sensor is active, the current between NEC2501 pin 1 and pin 2 will be：
1526	1526	)))
1527	1527
1528	1528	(((
...	...	@@ -1530,7 +1530,7 @@
1530	1530	)))
1531	1531
1532	1532	(((
1533		-If** DI1+ **= **12v**, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
	1484	+For example, if** DI1+ **= **12V**, the resulting current is [[image:1653968155772-850.png||height="23" width="19"]]= 12mA. Therefore, the LT-22222-L will be able to detect this active signal.
1534	1534	)))
1535	1535
1536	1536	(((
...	...	@@ -1538,22 +1538,22 @@
1538	1538	)))
1539	1539
1540	1540	(((
1541		-(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
	1492	+(% style="color:blue" %)**Example2**(%%): Connecting to a high-active sensor.
1542	1542	)))
1543	1543
1544	1544	(((
1545		-This type of sensor will output a high signal (example 24v) when active.
	1496	+This type of sensors outputs a high signal (e.g., 24V) when active.
1546	1546	)))
1547	1547
1548	1548	* (((
1549		-Connect sensor's output to DI1+
	1500	+Connect the sensor's output to DI1+
1550	1550	)))
1551	1551	* (((
1552		-Connect sensor's GND DI1-.
	1503	+Connect the sensor's GND DI1-.
1553	1553	)))
1554	1554
1555	1555	(((
1556		-So when sensor active, the current between NEC2501 pin1 and pin2 is:
	1507	+When the sensor is active, the current between NEC2501 pin1 and pin2 will be:
1557	1557	)))
1558	1558
1559	1559	(((
...	...	@@ -1561,7 +1561,7 @@
1561	1561	)))
1562	1562
1563	1563	(((
1564		-If **DI1+ = 24v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mA , So the LT-22222-L will be able to detect this high active signal.
	1515	+If **DI1+ = 24V**, the resulting current[[image:1653968155772-850.png||height="23" width="19"]] 24mA , Therefore, the LT-22222-L will detect this high-active signal.
1565	1565	)))
1566	1566
1567	1567	(((
...	...	@@ -1569,22 +1569,22 @@
1569	1569	)))
1570	1570
1571	1571	(((
1572		-(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
	1523	+(% style="color:blue" %)**Example3**(%%): Connecting to a 220V high-active sensor.
1573	1573	)))
1574	1574
1575	1575	(((
1576		-Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
	1527	+Assume that you want to monitor an active signal higher than 220V without damaging the photocoupler
1577	1577	)))
1578	1578
1579	1579	* (((
1580		-Connect sensor's output to DI1+ with a serial 50K resistor
	1531	+Connect the sensor's output to DI1+ with a 50K resistor in series.
1581	1581	)))
1582	1582	* (((
1583		-Connect sensor's GND DI1-.
	1534	+Connect the sensor's GND DI1-.
1584	1584	)))
1585	1585
1586	1586	(((
1587		-So when sensor active, the current between NEC2501 pin1 and pin2 is:
	1538	+When the sensor is active, the current between NEC2501 pin1 and pin2 will be:
1588	1588	)))
1589	1589
1590	1590	(((
...	...	@@ -1592,20 +1592,23 @@
1592	1592	)))
1593	1593
1594	1594	(((
1595		-If sensor output is 220v, the [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
	1546	+If the sensor output is 220V, then [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA. Therefore, the LT-22222-L will be able to safely detect this high-active signal.
1596	1596	)))
1597	1597
1598	1598
1599		-(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
	1550	+(% style="color:blue" %)**Example4**(%%): Connecting to Dry Contact sensor
1600	1600
1601		-From above DI ports circuit, we can see that active the photocoupler will need to have a voltage difference between DI+ and DI- port. While the Dry Contact sensor is a passive component which can't provide this voltage difference.
	1552	+From DI port circuit above, you can see that activating the photocoupler requires a voltage difference between the DI+ and DI- ports. However, the Dry Contact sensor is a passive component and cannot provide this voltage difference.
1602	1602
1603		-To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
	1554	+To detect a Dry Contact, you can supply a power source to one pin of the Dry Contact. Below is a reference circuit diagram.
1604	1604
1605	1605	[[image:image-20230616235145-1.png]]
1606	1606
	1558	+(% style="color:blue" %)**Example5**(%%): Connecting to an Open Collector
1607	1607
	1560	+[[image:image-20240219115718-1.png]]
1608	1608
	1562	+
1609	1609	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1610	1610
1611	1611
...	...	@@ -1680,12 +1680,9 @@
1680	1680	== 3.7 LEDs Indicators ==
1681	1681
1682	1682
1683		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1684		-|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
	1637	+(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
	1638	+|(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature**
1685	1685	|**PWR**|Always on if there is power
1686		-|**SYS**|(((
1687		-After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1688		-)))
1689	1689	|**TX**|(((
1690	1690	(((
1691	1691	Device boot: TX blinks 5 times.
...	...	@@ -1700,20 +1700,16 @@
1700	1700	)))
1701	1701	)))
1702	1702	|**RX**|RX blinks once when receive a packet.
1703		-|**DO1**|
1704		-|**DO2**|
1705		-|**DO3**|
1706		-|**DI2**|(((
1707		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
	1654	+|**DO1**|For LT-22222-L: ON when DO1 is low, LOW when DO1 is high
	1655	+|**DO2**|For LT-22222-L: ON when DO2 is low, LOW when DO2 is high
	1656	+|**DI1**|(((
	1657	+For LT-22222-L: ON when DI1 is high, LOW when DI1 is low
1708	1708	)))
1709	1709	|**DI2**|(((
1710		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
	1660	+For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1711	1711	)))
1712		-|**DI2**|(((
1713		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1714		-)))
1715		-|**RO1**|
1716		-|**RO2**|
	1662	+|**RO1**|For LT-22222-L: ON when RO1 is closed, LOW when RO1 is open
	1663	+|**RO2**|For LT-22222-L: ON when RO2 is closed, LOW when RO2 is open
1717	1717
1718	1718	= 4. Use AT Command =
1719	1719
...	...	@@ -1724,10 +1724,6 @@
1724	1724	LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1725	1725	)))
1726	1726
1727		-(((
1728		-
1729		-)))
1730		-
1731	1731	[[image:1653358238933-385.png]]
1732	1732
1733	1733
...	...	@@ -2046,8 +2046,6 @@
2046	2046	dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2047	2047
2048	2048	**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5.**
2049		-
2050		-
2051	2051	)))
2052	2052
2053	2053	(((
...	...	@@ -2054,9 +2054,6 @@
2054	2054	[[image:1653359097980-169.png||height="188" width="729"]]
2055	2055	)))
2056	2056
2057		-(((
2058		-
2059		-)))
2060	2060
2061	2061	=== 4.2.3 Change to Class A ===
2062	2062
...	...	@@ -2064,8 +2064,9 @@
2064	2064	(((
2065	2065	(% style="color:blue" %)**If sensor JOINED:**
2066	2066
2067		-(% style="background-color:#dcdcdc" %)**AT+CLASS=A
2068		-ATZ**
	2005	+(% style="background-color:#dcdcdc" %)**AT+CLASS=A**
	2006	+
	2007	+(% style="background-color:#dcdcdc" %)**ATZ**
2069	2069	)))
2070	2070
2071	2071
...	...	@@ -2118,7 +2118,6 @@
2118	2118
2119	2119	(% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
2120	2120
2121		-
2122	2122	[[image:1653360054704-518.png||height="186" width="745"]]
2123	2123
2124	2124
...	...	@@ -2182,13 +2182,21 @@
2182	2182
2183	2183	(((
2184	2184	(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
	2123	+
2185	2185	(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
	2125	+
2186	2186	(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
	2127	+
2187	2187	(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
	2129	+
2188	2188	(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
	2131	+
2189	2189	(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
	2133	+
2190	2190	(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
	2135	+
2191	2191	(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
	2137	+
2192	2192	(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2193	2193	)))
2194	2194
...	...	@@ -2200,7 +2200,7 @@
2200	2200	[[image:1653360498588-932.png||height="485" width="726"]]
2201	2201
2202	2202
2203		-== 6.4 How to change the uplink interval？ ==
	2149	+== 6.4 How to change the uplink interval? ==
2204	2204
2205	2205
2206	2206	Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
...	...	@@ -2249,6 +2249,12 @@
2249	2249	Firmware version needs to be no less than 1.6.0.
2250	2250
2251	2251
	2198	+== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? ==
	2199	+
	2200	+
	2201	+It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose.
	2202	+
	2203	+
2252	2252	= 7. Trouble Shooting =
2253	2253	)))
2254	2254
...	...	@@ -2289,6 +2289,13 @@
2289	2289	)))
2290	2290
2291	2291
	2244	+== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? ==
	2245	+
	2246	+
	2247	+The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state.
	2248	+Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]
	2249	+
	2250	+
2292	2292	= 8. Order Info =
2293	2293
2294	2294
...	...	@@ -2342,5 +2342,3 @@
2342	2342	* LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
2343	2343	* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2344	2344	* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2345		-
2346		-

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