Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 137.1 >
edited by Mengting Qiu
on 2024/09/12 08:51
To version < 152.1 >
edited by Dilisi S
on 2024/10/31 23:13
>
Change comment: Oct 31 changes - part 1

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19 19  
20 20  = 1.Introduction =
21 21  
22 -== 1.1 What is LT Series I/O Controller ==
22 +== 1.1 What is the LT-22222-L I/O Controller? ==
23 23  
24 24  (((
25 -
26 -
27 27  (((
28 -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.
29 -)))
30 -)))
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.
31 31  
32 -(((
33 -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.
34 34  )))
35 -
36 -(((
37 -The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
38 38  )))
39 39  
40 40  (((
41 -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.
42 42  )))
43 43  
44 -(((
45 -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.
46 -)))
36 +> The LT Series I/O Controllers are designed for easy, low-cost installation on LoRaWAN networks.
47 47  
48 48  (((
49 -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:
50 50  
51 -
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.
52 52  )))
53 53  
54 54  (((
... ... @@ -134,76 +134,124 @@
134 134  * 1 x Counting Port
135 135  )))
136 136  
137 -= 2. Power ON Device =
131 += 2. Assembling the Device =
138 138  
139 -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.
133 +== 2.1 What is included in the package? ==
140 140  
141 -PWR will on when device is properly powered.
135 +The package includes the following items:
142 142  
143 -[[image:1653297104069-180.png]]
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
144 144  
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.
145 145  
146 -= 3. Operation Mode =
144 +== 2.2 Terminals ==
147 147  
148 -== 3.1 How it works? ==
146 +Upper screw terminal block (from left to right):
149 149  
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
150 150  
151 -(((
152 -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. 
153 -)))
157 +Lower screw terminal block (from left to right):
154 154  
155 -(((
156 -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.
157 -)))
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
158 158  
172 +== 2.3 Powering ==
159 159  
160 -== 3.2 Example to join LoRaWAN network ==
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.
161 161  
162 162  
163 -(((
164 -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. 
177 +[[image:1653297104069-180.png]]
165 165  
166 -
167 -)))
168 168  
169 -[[image:image-20220523172350-1.png||height="266" width="864"]]
180 += 3. Operation Mode =
170 170  
182 +== 3.1 How does it work? ==
171 171  
172 -(((
173 -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:
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.
174 174  
175 -
176 -)))
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. 
177 177  
178 -(((
179 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
180 -)))
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.
181 181  
182 -(((
183 -Each LT is shipped with a sticker with the default device EUI as below:
184 -)))
190 +== 3.2 Registering with a LoRaWAN network server ==
185 185  
192 +The diagram below shows how the LT-22222-L connects to a typical LoRaWAN network.
193 +
194 +[[image:image-20220523172350-1.png||height="266" width="864"]]
195 +
196 +=== 3.2.1 Prerequisites ===
197 +
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.
199 +
186 186  [[image:image-20230425173427-2.png||height="246" width="530"]]
187 187  
202 +The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers.
188 188  
189 -Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
204 +=== 3.2.2 The Things Stack Sandbox (TTSS) ===
190 190  
191 -**Add APP EUI in the application.**
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:
192 192  
193 -[[image:1653297955910-247.png||height="321" width="716"]]
210 +==== Using the LoRaWAN Device Repository: ====
194 194  
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.
195 195  
196 -**Add APP KEY and DEV EUI**
218 +[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]]
197 197  
198 -[[image:1653298023685-319.png]]
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.
199 199  
227 +[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]]
200 200  
201 -(((
202 -(% 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.
229 +==== Entering device information manually: ====
203 203  
204 -
205 -)))
231 +* On the **Register end device** page:
232 +** Select the **Enter end device specified manually** option.
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** option.
237 +** Select **Over the air activation (OTAA)** option under **Activation mode**
238 +** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities**.
239 +** Enter **AppEUI** in the **JoinEUI** field and click **Confirm** button.
240 +** Enter **DevEUI** in the **DevEUI** field.
241 +** Enter **AppKey** in the **AppKey** field.
242 +** In the **End device ID** field, enter a unique name within this application for your LT-22222-N.
243 +** Under **After registration**, select the **View registered end device** option.
206 206  
245 +==== Joining ====
246 +
247 +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.
248 +
207 207  [[image:1653298044601-602.png||height="405" width="709"]]
208 208  
209 209  
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1304 1304  [[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"]]
1305 1305  
1306 1306  
1307 -== 3.5 Integrate with Mydevice ==
1349 +== 3.5 Integrating with ThingsEye.io ==
1308 1308  
1351 +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.
1309 1309  
1310 -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:
1353 +=== 3.5.1 Configuring The Things Stack Sandbox ===
1311 1311  
1312 -(((
1313 -(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
1314 -)))
1355 +* Go to your Application and select MQTT under Integrations.
1356 +* In the Connection credentials section, under Username, The Thins Stack displays an auto-generated username. You can use it or provide a new one.
1357 +* For the Password, click the Generate new API key button to generate a password. You can see it by clicking on the eye button.
1315 1315  
1316 -(((
1317 -(% 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:
1359 +[[image:tts-mqtt-integration.png||height="625" width="1000"]]
1318 1318  
1319 -
1320 -)))
1361 +=== 3.5.2 Configuring ThingsEye.io ===
1321 1321  
1322 -[[image:image-20220719105525-1.png||height="377" width="677"]]
1363 +* Login to your thingsEye.io account.
1364 +* Under the Integrations center, click Integrations.
1365 +* Click the Add integration button (the button with the + symbol).
1323 1323  
1367 +[[image:thingseye-io-step-1.png||height="625" width="1000"]]
1324 1324  
1325 1325  
1326 -[[image:image-20220719110247-2.png||height="388" width="683"]]
1370 +On the Add integration page configure the following:
1327 1327  
1372 +Basic settings:
1328 1328  
1329 -(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1374 +* Select The Things Stack Community from the Integration type list.
1375 +* Enter a suitable name for your integration in the Name box or keep the default name.
1376 +* Click the Next button.
1330 1330  
1331 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
1378 +[[image:thingseye-io-step-2.png||height="625" width="1000"]]
1332 1332  
1333 -Search under The things network
1380 +Uplink Data converter:
1334 1334  
1335 -[[image:1653356838789-523.png||height="337" width="740"]]
1382 +* Click the Create New button if it is not selected by default.
1383 +* Click the JavaScript button.
1384 +* Paste the uplink decoder function into the text area (first, delete the default code). The demo decoder function can be found here.
1385 +* Click the Next button.
1336 1336  
1387 +[[image:thingseye-io-step-3.png||height="625" width="1000"]]
1337 1337  
1338 -After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1389 +Downlink Data converter (this is an optional step):
1339 1339  
1340 -[[image:image-20220524094909-1.png||height="335" width="729"]]
1391 +* Click the Create new button if it is not selected by default.
1392 +* Click the JavaScript button.
1393 +* Paste the downlink decoder function into the text area (first, delete the default code). The demo decoder function can be found here.
1394 +* Click the Next button.
1341 1341  
1396 +[[image:thingseye-io-step-4.png||height="625" width="1000"]]
1342 1342  
1343 -[[image:image-20220524094909-2.png||height="337" width="729"]]
1398 +Connection:
1344 1344  
1400 +* Choose Region from the Host type.
1401 +* Enter the cluster of your The Things Stack in the Region textbox.
1402 +* 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.
1403 +* Click Check connection to test the connection. If the connection is successful, you can see the message saying Connected.
1404 +* Click the Add button.
1345 1345  
1346 -[[image:image-20220524094909-3.png||height="338" width="727"]]
1406 +[[image:thingseye-io-step-5.png||height="625" width="1000"]]
1347 1347  
1348 1348  
1349 -[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1409 +Your integration is added to the integrations list and it will display on the Integrations page.
1350 1350  
1411 +[[image:thingseye-io-step-6.png||height="625" width="1000"]]
1351 1351  
1352 -[[image:image-20220524094909-5.png||height="341" width="734"]]
1353 1353  
1354 -
1355 1355  == 3.6 Interface Detail ==
1356 1356  
1357 1357  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
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