Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 134.1 >
edited by Edwin Chen
on 2024/05/08 22:32
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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1 -XWiki.Edwin
1 +XWiki.pradeeka
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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  (((
... ... @@ -68,7 +68,6 @@
68 68  ** 20dB Transmit: 34mA@12v
69 69  * Operating Temperature: -40 ~~ 85 Degree, No Dew
70 70  
71 -
72 72  (% style="color:#037691" %)**Interface for Model: LT22222-L:**
73 73  
74 74  * 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
... ... @@ -78,7 +78,6 @@
78 78  * 2 x 0~~30V Analog Input (res:0.01v)
79 79  * Power Input 7~~ 24V DC. 
80 80  
81 -
82 82  (% style="color:#037691" %)**LoRa Spec:**
83 83  
84 84  * Frequency Range:
... ... @@ -136,76 +136,124 @@
136 136  * 1 x Counting Port
137 137  )))
138 138  
139 -= 2. Power ON Device =
131 += 2. Assembling the Device =
140 140  
141 -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? ==
142 142  
143 -PWR will on when device is properly powered.
135 +The package includes the following items:
144 144  
145 -[[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
146 146  
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.
147 147  
148 -= 3. Operation Mode =
144 +== 2.2 Terminals ==
149 149  
150 -== 3.1 How it works? ==
146 +Upper screw terminal block (from left to right):
151 151  
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
152 152  
153 -(((
154 -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. 
155 -)))
157 +Lower screw terminal block (from left to right):
156 156  
157 -(((
158 -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.
159 -)))
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
160 160  
172 +== 2.3 Powering ==
161 161  
162 -== 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.
163 163  
164 164  
165 -(((
166 -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]]
167 167  
168 -
169 -)))
170 170  
171 -[[image:image-20220523172350-1.png||height="266" width="864"]]
180 += 3. Operation Mode =
172 172  
182 +== 3.1 How does it work? ==
173 173  
174 -(((
175 -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.
176 176  
177 -
178 -)))
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. 
179 179  
180 -(((
181 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
182 -)))
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.
183 183  
184 -(((
185 -Each LT is shipped with a sticker with the default device EUI as below:
186 -)))
190 +== 3.2 Registering with a LoRaWAN network server ==
187 187  
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 +
188 188  [[image:image-20230425173427-2.png||height="246" width="530"]]
189 189  
202 +The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers.
190 190  
191 -Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
204 +=== 3.2.2 The Things Stack Sandbox (TTSS) ===
192 192  
193 -**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:
194 194  
195 -[[image:1653297955910-247.png||height="321" width="716"]]
210 +==== Using the LoRaWAN Device Repository: ====
196 196  
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.
197 197  
198 -**Add APP KEY and DEV EUI**
218 +[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]]
199 199  
200 -[[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.
201 201  
227 +[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]]
202 202  
203 -(((
204 -(% 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: ====
205 205  
206 -
207 -)))
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.
208 208  
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 +
209 209  [[image:1653298044601-602.png||height="405" width="709"]]
210 210  
211 211  
... ... @@ -1306,54 +1306,71 @@
1306 1306  [[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"]]
1307 1307  
1308 1308  
1309 -== 3.5 Integrate with Mydevice ==
1349 +== 3.5 Integrating with ThingsEye.io ==
1310 1310  
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.
1311 1311  
1312 -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 ===
1313 1313  
1314 -(((
1315 -(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
1316 -)))
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.
1317 1317  
1318 -(((
1319 -(% 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"]]
1320 1320  
1321 -
1322 -)))
1361 +=== 3.5.2 Configuring ThingsEye.io ===
1323 1323  
1324 -[[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).
1325 1325  
1367 +[[image:thingseye-io-step-1.png||height="625" width="1000"]]
1326 1326  
1327 1327  
1328 -[[image:image-20220719110247-2.png||height="388" width="683"]]
1370 +On the Add integration page configure the following:
1329 1329  
1372 +Basic settings:
1330 1330  
1331 -(% 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.
1332 1332  
1333 -(% 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"]]
1334 1334  
1335 -Search under The things network
1380 +Uplink Data converter:
1336 1336  
1337 -[[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.
1338 1338  
1387 +[[image:thingseye-io-step-3.png||height="625" width="1000"]]
1339 1339  
1340 -After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1389 +Downlink Data converter (this is an optional step):
1341 1341  
1342 -[[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.
1343 1343  
1396 +[[image:thingseye-io-step-4.png||height="625" width="1000"]]
1344 1344  
1345 -[[image:image-20220524094909-2.png||height="337" width="729"]]
1398 +Connection:
1346 1346  
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.
1347 1347  
1348 -[[image:image-20220524094909-3.png||height="338" width="727"]]
1406 +[[image:thingseye-io-step-5.png||height="625" width="1000"]]
1349 1349  
1350 1350  
1351 -[[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.
1352 1352  
1411 +[[image:thingseye-io-step-6.png||height="625" width="1000"]]
1353 1353  
1354 -[[image:image-20220524094909-5.png||height="341" width="734"]]
1355 1355  
1356 -
1357 1357  == 3.6 Interface Detail ==
1358 1358  
1359 1359  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1571,9 +1571,6 @@
1571 1571  (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1572 1572  |(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature**
1573 1573  |**PWR**|Always on if there is power
1574 -|**SYS**|(((
1575 -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.
1576 -)))
1577 1577  |**TX**|(((
1578 1578  (((
1579 1579  Device boot: TX blinks 5 times.
... ... @@ -1588,20 +1588,16 @@
1588 1588  )))
1589 1589  )))
1590 1590  |**RX**|RX blinks once when receive a packet.
1591 -|**DO1**|
1592 -|**DO2**|
1593 -|**DO3**|
1594 -|**DI2**|(((
1595 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1645 +|**DO1**|For LT-22222-L: ON when DO1 is low, LOW when DO1 is high
1646 +|**DO2**|For LT-22222-L: ON when DO2 is low, LOW when DO2 is high
1647 +|**DI1**|(((
1648 +For LT-22222-L: ON when DI1 is high, LOW when DI1 is low
1596 1596  )))
1597 1597  |**DI2**|(((
1598 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1651 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1599 1599  )))
1600 -|**DI2**|(((
1601 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1602 -)))
1603 -|**RO1**|
1604 -|**RO2**|
1653 +|**RO1**|For LT-22222-L: ON when RO1 is closed, LOW when RO1 is open
1654 +|**RO2**|For LT-22222-L: ON when RO2 is closed, LOW when RO2 is open
1605 1605  
1606 1606  = 4. Use AT Command =
1607 1607  
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