Last modified by Saxer Lin on 2025/04/15 17:24
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From version < 145.1 >
edited by Dilisi S
on 2024/10/31 22:01
To version < 141.1 >
edited by Dilisi S
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Change comment: Uploaded new attachment "lt-22222-l-dev-repo-reg-p1.png", version {1}

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158 158  
159 159  (% style="width:633px" %)
160 160  |=(% 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
161 +|(% style="width:296px" %)RO1-2|(% style="width:334px" %)
162 +|(% style="width:296px" %)RO1-1|(% style="width:334px" %)
163 +|(% style="width:296px" %)RO2-2|(% style="width:334px" %)
164 +|(% style="width:296px" %)RO2-1|(% style="width:334px" %)
165 +|(% style="width:296px" %)DI2+|(% style="width:334px" %)
166 +|(% style="width:296px" %)DI2-|(% style="width:334px" %)
167 +|(% style="width:296px" %)DI1+|(% style="width:334px" %)
168 +|(% style="width:296px" %)DI1-|(% style="width:334px" %)
169 +|(% style="width:296px" %)DO2|(% style="width:334px" %)
170 +|(% style="width:296px" %)DO1|(% style="width:334px" %)
171 171  
172 172  == 2.3 Powering ==
173 173  
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.
174 +(% style="line-height:1.38" %)
175 +(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)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. (% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)The power indicator (PWR) LED will turn on when the device is properly powered.
175 175  
176 176  
177 177  [[image:1653297104069-180.png]]
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181 181  
182 182  == 3.1 How does it work? ==
183 183  
185 +(((
184 184  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.
185 185  
186 186  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. 
189 +)))
187 187  
191 +(((
188 188  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.
193 +)))
189 189  
190 -== 3.2 Registering with a LoRaWAN network server ==
191 191  
196 +== 3.2 Joining the LoRaWAN network server ==
197 +
198 +(((
192 192  The diagram below shows how the LT-22222-L connects to a typical LoRaWAN network.
193 193  
201 +
202 +)))
203 +
194 194  [[image:image-20220523172350-1.png||height="266" width="864"]]
195 195  
196 -=== 3.2.1 Prerequisites ===
197 197  
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.
207 +(((
208 +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:
199 199  
200 -[[image:image-20230425173427-2.png||height="246" width="530"]]
210 +
211 +)))
201 201  
202 -The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers.
213 +(((
214 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
215 +)))
203 203  
204 -=== 3.2.2 The Things Stack Sandbox (TTSS) ===
217 +(((
218 +Each LT is shipped with a sticker with the default device EUI as below:
219 +)))
205 205  
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:
221 +[[image:image-20230425173427-2.png||height="246" width="530"]]
209 209  
210 -==== Using the LoRaWAN Device Repository: ====
211 211  
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.
224 +Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
217 217  
218 -[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]]
226 +**Add APP EUI in the application.**
219 219  
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.
228 +[[image:1653297955910-247.png||height="321" width="716"]]
226 226  
227 -[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]]
228 228  
229 -==== Entering device information manually: ====
231 +**Add APP KEY and DEV EUI**
230 230  
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.
233 +[[image:1653298023685-319.png]]
244 244  
245 -==== Joining ====
246 246  
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.
236 +(((
237 +(% 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.
248 248  
239 +
240 +)))
241 +
249 249  [[image:1653298044601-602.png||height="405" width="709"]]
250 250  
251 251  
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