Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Mengting Qiu on 2025/06/04 18:42
Summary
-
Page properties (2 modified, 0 added, 0 removed)
-
Attachments (0 modified, 0 added, 1 removed)
Details
- Page properties
-
- Author
-
... ... @@ -1,1 +1,1 @@ 1 -XWiki. pradeeka1 +XWiki.Xiaoling - Content
-
... ... @@ -98,6 +98,8 @@ 98 98 * Automatic RF Sense and CAD with ultra-fast AFC. 99 99 * Packet engine up to 256 bytes with CRC. 100 100 101 + 102 + 101 101 == 1.3 Features == 102 102 103 103 ... ... @@ -109,6 +109,8 @@ 109 109 * Firmware upgradable via program port 110 110 * Counting 111 111 114 + 115 + 112 112 == 1.4 Applications == 113 113 114 114 ... ... @@ -119,17 +119,19 @@ 119 119 * Smart cities 120 120 * Smart factory 121 121 126 + 127 + 122 122 == 1.5 Hardware Variants == 123 123 124 124 125 125 (% border="1" cellspacing="3" style="width:510px" %) 126 126 |(% style="background-color:#4f81bd; color:white; width:94px" %)**Model**|(% style="background-color:#4f81bd; color:white; width:172px" %)**Photo**|(% style="background-color:#4f81bd; color:white; width:244px" %)**Description** 127 -|(% style="width:94px" %)**LT- 33222-L**|(% style="width:172px" %)(((133 +|(% style="width:94px" %)**LT-22222-L**|(% style="width:172px" %)((( 128 128 (% style="text-align:center" %) 129 -[[image:lt33222-l.jpg||height="11 0" width="95"]]135 +[[image:lt33222-l.jpg||height="116" width="100"]] 130 130 )))|(% style="width:256px" %)((( 131 -* 3x Digital Input (Bi-direction)132 -* 3x Digital Output137 +* 2 x Digital Input (Bi-direction) 138 +* 2 x Digital Output 133 133 * 2 x Relay Output (5A@250VAC / 30VDC) 134 134 * 2 x 0~~20mA Analog Input (res:0.01mA) 135 135 * 2 x 0~~30V Analog Input (res:0.01v) ... ... @@ -140,7 +140,6 @@ 140 140 141 141 == 2.1 Connecting the antenna == 142 142 143 - 144 144 Connect the LoRa antenna to the antenna connector, **ANT**,** **located on the top right side of the device, next to the upper screw terminal block. Secure the antenna by tightening it clockwise. 145 145 146 146 {{warning}} ... ... @@ -147,41 +147,38 @@ 147 147 **Warning! Do not power on the device without connecting the antenna.** 148 148 {{/warning}} 149 149 150 - 151 151 == 2.2 Terminals == 152 152 157 +The LT-22222-L has two screw terminal blocks. The upper screw treminal block has 6 screw terminals and the lower screw terminal block has 10 screw terminals. 153 153 154 -The LT-22222-L has two screw terminal blocks. The upper screw terminal block has 6 screw terminals and the lower screw terminal block has 10 screw terminals. 155 - 156 156 **Upper screw terminal block (from left to right):** 157 157 158 -(% border="1" cellspacing="3" style="background-color:#f2f2f2;width:381px" %)159 -|=(% style="width: 139px;background-color:#4f81bd;color:white" %)Screw Terminal|=(% style="width:242px;background-color:#4f81bd;color:white" %)Function160 -|(% style="width: 139px" %)GND|(% style="width:242px" %)Ground161 -|(% style="width: 139px" %)VIN|(% style="width:242px" %)Input Voltage162 -|(% style="width: 139px" %)AVI2|(% style="width:242px" %)Analog Voltage Input Terminal 2163 -|(% style="width: 139px" %)AVI1|(% style="width:242px" %)Analog Voltage Input Terminal 1164 -|(% style="width: 139px" %)ACI2|(% style="width:242px" %)Analog Current Input Terminal 2165 -|(% style="width: 139px" %)ACI1|(% style="width:242px" %)Analog Current Input Terminal 1161 +(% style="width:634px" %) 162 +|=(% style="width: 295px;" %)Screw Terminal|=(% style="width: 338px;" %)Function 163 +|(% style="width:295px" %)GND|(% style="width:338px" %)Ground 164 +|(% style="width:295px" %)VIN|(% style="width:338px" %)Input Voltage 165 +|(% style="width:295px" %)AVI2|(% style="width:338px" %)Analog Voltage Input Terminal 2 166 +|(% style="width:295px" %)AVI1|(% style="width:338px" %)Analog Voltage Input Terminal 1 167 +|(% style="width:295px" %)ACI2|(% style="width:338px" %)Analog Current Input Terminal 2 168 +|(% style="width:295px" %)ACI1|(% style="width:338px" %)Analog Current Input Terminal 1 166 166 167 167 **Lower screw terminal block (from left to right):** 168 168 169 -(% border="1" cellspacing="3" style="background-color:#f2f2f2;width:253px" %)170 -|=(% style="width: 125px;background-color:#4f81bd;color:white" %)Screw Terminal|=(% style="width:128px;background-color:#4f81bd;color:white" %)Function171 -|(% style="width: 125px" %)RO1-2|(% style="width:128px" %)Relay Output 1172 -|(% style="width: 125px" %)RO1-1|(% style="width:128px" %)Relay Output 1173 -|(% style="width: 125px" %)RO2-2|(% style="width:128px" %)Relay Output 2174 -|(% style="width: 125px" %)RO2-1|(% style="width:128px" %)Relay Output 2175 -|(% style="width: 125px" %)DI2+|(% style="width:128px" %)Digital Input 2176 -|(% style="width: 125px" %)DI2-|(% style="width:128px" %)Digital Input 2177 -|(% style="width: 125px" %)DI1+|(% style="width:128px" %)Digital Input 1178 -|(% style="width: 125px" %)DI1-|(% style="width:128px" %)Digital Input 1179 -|(% style="width: 125px" %)DO2|(% style="width:128px" %)Digital Output 2180 -|(% style="width: 125px" %)DO1|(% style="width:128px" %)Digital Output 1172 +(% style="width:633px" %) 173 +|=(% style="width: 296px;" %)Screw Terminal|=(% style="width: 334px;" %)Function 174 +|(% style="width:296px" %)RO1-2|(% style="width:334px" %)Relay Output 1 175 +|(% style="width:296px" %)RO1-1|(% style="width:334px" %)Relay Output 1 176 +|(% style="width:296px" %)RO2-2|(% style="width:334px" %)Relay Output 2 177 +|(% style="width:296px" %)RO2-1|(% style="width:334px" %)Relay Output 2 178 +|(% style="width:296px" %)DI2+|(% style="width:334px" %)Digital Input 2 179 +|(% style="width:296px" %)DI2-|(% style="width:334px" %)Digital Input 2 180 +|(% style="width:296px" %)DI1+|(% style="width:334px" %)Digital Input 1 181 +|(% style="width:296px" %)DI1-|(% style="width:334px" %)Digital Input 1 182 +|(% style="width:296px" %)DO2|(% style="width:334px" %)Digital Output 2 183 +|(% style="width:296px" %)DO1|(% style="width:334px" %)Digital Output 1 181 181 182 182 == 2.3 Connecting LT-22222-L to a Power Source == 183 183 184 - 185 185 The LT-22222-L I/O Controller can be powered by a **7–24V DC** power source. Connect your power supply’s **positive wire** to the **VIN** and the **negative wire** to the **GND** screw terminals. The power indicator **(PWR) LED** will turn on when the device is properly powered. 186 186 187 187 {{warning}} ... ... @@ -194,27 +194,23 @@ 194 194 195 195 = 3. Registering LT-22222-L with a LoRaWAN Network Server = 196 196 197 - 198 198 The LT-22222-L supports both OTAA (Over-the-Air Activation) and ABP (Activation By Personalization) methods to activate with a LoRaWAN Network Server. However, OTAA is the most secure method for activating a device with a LoRaWAN Network Server. OTAA regenerates session keys upon initial registration and regenerates new session keys after any subsequent reboots. By default, the LT-22222-L is configured to operate in LoRaWAN Class C mode. 199 199 200 200 201 -== 3.1 Prerequisites == 202 +=== 3.2.1 Prerequisites === 202 202 204 +The LT-22222-L comes with device registration information such as DevEUI, AppEUI, and AppKey that allows you to register it with a LoRaWAN network. These 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. 203 203 204 -The LT-22222-L comes with device registration information such as DevEUI, AppEUI, and AppKey which allows you to register it with a LoRaWAN network. This 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. 205 - 206 206 [[image:image-20230425173427-2.png||height="246" width="530"]] 207 207 208 208 {{info}} 209 -I fyou are unabletoset theprovided root key and other identifiers in the network server,youmustgeneratenew keysandidentifierswith the networkserverand configure thedevicewiththemusing ATcommands.209 +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. 210 210 {{/info}} 211 211 212 212 The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers. 213 213 214 +=== 3.2.2 The Things Stack === 214 214 215 -== 3.2 The Things Stack == 216 - 217 - 218 218 This section guides you through how to register your LT-22222-L with The Things Stack Sandbox. 219 219 220 220 {{info}} ... ... @@ -225,7 +225,7 @@ 225 225 The network diagram below illustrates the connection between the LT-22222-L and The Things Stack, as well as how the data can be integrated with the ThingsEye IoT platform. 226 226 227 227 228 -[[image:dragino-lorawan-nw-lt-22222-n.jpg ||height="374" width="1400"]]226 +[[image:dragino-lorawan-nw-lt-22222-n.jpg]] 229 229 230 230 {{info}} 231 231 You can use a LoRaWAN gateway, such as the [[Dragino LPS8N>>https://www.dragino.com/products/lora-lorawan-gateway/item/200-lps8n.html]], to expand or create LoRaWAN coverage in your area. ... ... @@ -232,9 +232,8 @@ 232 232 {{/info}} 233 233 234 234 235 -=== 3.2.1 Setting up === 233 +==== 3.2.2.1 Setting up ==== 236 236 237 - 238 238 * Sign up for a free account with [[The Things Stack Sandbox>>https://eu1.cloud.thethings.network]] if you do not have one yet. 239 239 * Log in to your The Things Stack Sandbox account. 240 240 * Create an **application** with The Things Stack if you do not have one yet (E.g., dragino-docs). ... ... @@ -241,9 +241,8 @@ 241 241 * Go to your application's page and click on the **End devices** in the left menu. 242 242 * On the End devices page, click on **+ Register end device**. Two registration options are available: 243 243 244 -==== 3.2. 1.1Using the LoRaWAN Device Repository ====241 +==== 3.2.2.2 Using the LoRaWAN Device Repository ==== 245 245 246 - 247 247 * On the **Register end device** page: 248 248 ** Select the option **Select the end device in the LoRaWAN Device Repository **under **Input method**. 249 249 ** Select the **End device brand**, **Model**, **Hardware version**, **Firmware version**, and **Profile (Region)** from the respective dropdown lists. ... ... @@ -267,9 +267,8 @@ 267 267 [[image:lt-22222-l-dev-repo-reg-p2.png]] 268 268 269 269 270 -==== 3.2. 1.2 Adding device manually ====266 +==== 3.2.2.3 Adding device manually ==== 271 271 272 - 273 273 * On the **Register end device** page: 274 274 ** Select the option **Enter end device specifies manually** under **Input method**. 275 275 ** Select the **Frequency plan** that matches your device from the **Frequency plan** dropdown list. ... ... @@ -299,11 +299,10 @@ 299 299 [[image:lt-22222-device-overview.png]] 300 300 301 301 302 -=== 3.2.2 Joining === 297 +==== 3.2.2.4 Joining ==== 303 303 299 +On the Device's page, click on **Live data** tab. The Live data panel for your device will display. 304 304 305 -On the end device's page (in this case, lt-22222-l), click on **Live data** tab. The Live data panel for your device will display. Initially, it is blank. 306 - 307 307 Now power on your LT-22222-L. The **TX LED** will **fast-blink 5 times** which means the LT-22222-L will enter the **work mode** and start to **join** The Things Stack network server. The **TX LED** will be on for **5 seconds** after joining the network. In the **Live data** panel, you can see the **join-request** and **join-accept** messages exchanged between the device and the network server. 308 308 309 309 ... ... @@ -310,17 +310,18 @@ 310 310 [[image:lt-22222-l-joining.png]] 311 311 312 312 313 -=== 3.2.3 Uplinks === 314 314 308 +==== 3.2.2.5 Uplinks ==== 315 315 316 -After successfully joining, the device will send its first **uplink data message** to The Things Stack application it belongs to (in this example, it is **dragino-docs**). When the LT-22222-L sends an uplink message to the server, the **TX LED** turns on for **1 second**. By default, you will receive an uplink data message from the device every 10 minutes. 317 317 318 - Clickononeofthe**Forward uplink data messages**toseeits payloadcontent.Thepayloadcontentisencapsulatedwithinthedecode_payload{}** JSONobject.311 +After successfully joining, the device will send its first **uplink data message** to the application it belongs to (in this example, **dragino-docs**). When the LT-22222-L sends an uplink message to the server, the **TX LED** turns on for **1 second**. By default, you will receive an uplink data message from the device every 10 minutes. 319 319 313 +Click on one of a **Forward uplink data messages **to see its payload content. The payload content is encapsulated within the decode_payload {} JSON object. 314 + 320 320 [[image:lt-22222-ul-payload-decoded.png]] 321 321 322 322 323 -If you can't see the decoded payload, it is because you haven't added the uplink formatter code. To add the uplink formatter code, select **Applications > [your application]> End devices** >[**your end device]** > **Payload formatters** > **Uplink**. Then select **Use Device repository formatters** for the **Formatter type** dropdown. Click the **Save changes** button to apply the changes.318 +If you can't see the decoded payload, it is because you haven't added the uplink formatter code. To add the uplink formatter code, select **Applications > your application > End devices** > **your end device** > **Payload formatters** > **Uplink**. Then select **Use Device repository formatters** for the **Formatter type** dropdown. Click the **Save changes** button to apply the changes. 324 324 325 325 {{info}} 326 326 The Things Stack provides two levels of payload formatters: application level and device level. The device-level payload formatters **override **the application-level payload formatters. ... ... @@ -329,18 +329,17 @@ 329 329 [[image:lt-22222-ul-payload-fmt.png]] 330 330 331 331 332 -We have writtena payload formatter that resolves some decoding issues present inTheThings StackDevice Repositorypayloadformatter. You can add it under the**Custom JavaScript formatter**. It can be found [[here>>https://github.com/dragino/dragino-end-node-decoder/blob/main/LT22222-L/v1.6_decoder_ttn%20.txt]]:327 +We also have a payload formatter that resolves some decoding issues present in the Device Repository formatter. You can add it under the Custom JavaScript formatter. It can be found [[here>>https://github.com/dragino/dragino-end-node-decoder/blob/main/LT22222-L/v1.6_decoder_ttn%20.txt]]: 333 333 334 334 (% class="wikigeneratedid" %) 335 335 [[image:lt-22222-l-js-custom-payload-formatter.png]] 336 336 337 337 338 -=== 3.2. 4Downlinks ===333 +==== 3.2.2.6 Downlinks ==== 339 339 335 +When the LT-22222-L receives a downlink message from the server, the **RX LED** turns on for **1 second**. 340 340 341 -When the LT-22222-L receives a downlink message from the LoRaWAN Network Server, the **RX LED** turns on for **1 second**. 342 342 343 - 344 344 == 3.3 Working Modes and Uplink Payload formats == 345 345 346 346 ... ... @@ -360,10 +360,8 @@ 360 360 361 361 The uplink messages are sent over LoRaWAN FPort=2. By default, an uplink message is sent every 10 minutes. 362 362 363 - 364 364 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 365 365 366 - 367 367 ((( 368 368 This is the default mode. 369 369 ... ... @@ -436,7 +436,6 @@ 436 436 437 437 MOD = 1 438 438 439 - 440 440 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 441 441 442 442 ... ... @@ -515,7 +515,6 @@ 515 515 516 516 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 517 517 518 - 519 519 (% style="color:red" %)**Note: The maximum count depends on the bytes it is. 520 520 The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 521 521 It starts counting again when it reaches the maximum value.** ... ... @@ -569,7 +569,6 @@ 569 569 570 570 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 571 571 572 - 573 573 (% style="color:red" %)**Note:The maximum count depends on the bytes it is. 574 574 The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 575 575 It starts counting again when it reaches the maximum value.** ... ... @@ -639,7 +639,6 @@ 639 639 640 640 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 641 641 642 - 643 643 (% style="color:red" %)**Note:The maximum count depends on the bytes it is. 644 644 The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 645 645 It starts counting again when it reaches the maximum value.** ... ... @@ -726,7 +726,7 @@ 726 726 727 727 AT+AVLIM=3000,6000,0,2000 (triggers an uplink if AVI1 voltage is lower than 3V or higher than 6V, or if AV2 voltage is higher than 2V) 728 728 729 -AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage islower than 5V. Use 0 for parameters that are not in use)717 +AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use) 730 730 731 731 732 732 (% style="color:#4f81bd" %)**Trigger based on current**: ... ... @@ -782,7 +782,7 @@ 782 782 783 783 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 784 784 785 -MOD6 Payload: atotal of 11 bytes773 +MOD6 Payload: total of 11 bytes 786 786 787 787 (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:515px" %) 788 788 |(% 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** ... ... @@ -796,7 +796,7 @@ 796 796 MOD(6) 797 797 ))) 798 798 799 -(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Total 1 byte as below .787 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1 byte as below 800 800 801 801 (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:515px" %) 802 802 |**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** ... ... @@ -825,7 +825,7 @@ 825 825 10100000: This means the system is configured to use the triggers AV1_LOW and AV2_LOW. 826 826 827 827 828 -(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger ed. Total 1 byte as below.816 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1 byte as below 829 829 830 830 (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:515px" %) 831 831 |**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** ... ... @@ -854,7 +854,7 @@ 854 854 10000000: The uplink is triggered by AV1_LOW, indicating that the voltage is too low. 855 855 856 856 857 -(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger ed. Total 1.845 +(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below 858 858 859 859 (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:515px" %) 860 860 |(% style="width:50px" %)**bit 7**|(% style="width:50px" %)**bit 6**|(% style="width:50px" %)**bit 5**|(% style="width:50px" %)**bit 4**|(% style="width:90px" %)**bit 3**|(% style="width:80px" %)**bit 2**|(% style="width:90px" %)**bit 1**|(% style="width:95px" %)**bit 0** ... ... @@ -864,7 +864,7 @@ 864 864 865 865 **Example:** 866 866 867 -00000111: This means both DI1 and DI2 triggers are enabled, and this packet is trigger edby DI1.855 +00000111: This means both DI1 and DI2 triggers are enabled, and this packet is trigger by DI1. 868 868 869 869 00000101: This means both DI1 and DI2 triggers are enabled. 870 870 ... ... @@ -875,7 +875,7 @@ 875 875 876 876 **AB 06** 877 877 878 -When thedevice receives this command, it will send the MOD6 payload.866 +When device receives this command, it will send the MOD6 payload. 879 879 880 880 881 881 === 3.3.7 Payload Decoder === ... ... @@ -896,7 +896,7 @@ 896 896 897 897 ((( 898 898 ((( 899 -There are two ty pes of commands:887 +There are two tytes of commands: 900 900 ))) 901 901 ))) 902 902 ... ... @@ -904,11 +904,12 @@ 904 904 905 905 * (% style="color:blue" %)**Sensor-related commands**(%%): 906 906 895 + 907 907 === 3.4.1 Common commands === 908 908 909 909 910 910 ((( 911 -These are available for each sensor and include actions such as changing the uplink interval or resetting the device. For firmware v1.5.4, you can find the supported common commands under: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]s. 900 +These are available for each sensors and include actions such as changing the uplink interval or resetting the device. For firmware v1.5.4, you can find the supported common commands under: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]s. 912 912 913 913 914 914 ))) ... ... @@ -1024,6 +1024,7 @@ 1024 1024 Sets the device to working mode 2 (Double DI Counting + DO + RO) 1025 1025 ))) 1026 1026 1016 + 1027 1027 ==== 3.4.2.3 Request an uplink from the device ==== 1028 1028 1029 1029 ... ... @@ -1044,6 +1044,7 @@ 1044 1044 Requests an uplink from LT-22222-L. 1045 1045 ))) 1046 1046 1037 + 1047 1047 ==== 3.4.2.4 Enable/Disable Trigger Mode ==== 1048 1048 1049 1049 ... ... @@ -1082,6 +1082,7 @@ 1082 1082 Enable trigger mode for the current working mode 1083 1083 ))) 1084 1084 1076 + 1085 1085 ==== 3.4.2.5 Request trigger settings ==== 1086 1086 1087 1087 ... ... @@ -1099,9 +1099,10 @@ 1099 1099 |(% style="width:95px" %)**Example**|(% style="width:403px" %)((( 1100 1100 AB 06 1101 1101 1102 -Uplink the trigger settings. 1094 +Uplinks the trigger settings. 1103 1103 ))) 1104 1104 1097 + 1105 1105 ==== 3.4.2.6 Enable/Disable DI1/DI2/DI3 as a trigger ==== 1106 1106 1107 1107 ... ... @@ -1157,6 +1157,7 @@ 1157 1157 Enable DI1 trigger, disable DI2 trigger 1158 1158 ))) 1159 1159 1153 + 1160 1160 ==== 3.4.2.7 Trigger1 – Set DI or DI3 as a trigger ==== 1161 1161 1162 1162 ... ... @@ -1196,6 +1196,7 @@ 1196 1196 Set the DI1 port to trigger on a rising edge; the valid signal duration is 100 ms. 1197 1197 ))) 1198 1198 1193 + 1199 1199 ==== 3.4.2.8 Trigger2 – Set DI2 as a trigger ==== 1200 1200 1201 1201 ... ... @@ -1230,6 +1230,7 @@ 1230 1230 ))) 1231 1231 |(% style="width:96px" %)**Example**|(% style="width:402px" %)09 02 **00 00 64** 1232 1232 1228 + 1233 1233 ==== 3.4.2.9 Trigger – Set AC (current) as a trigger ==== 1234 1234 1235 1235 ... ... @@ -1280,6 +1280,7 @@ 1280 1280 ))) 1281 1281 |(% style="width:104px" %)Note|(% style="width:394px" %)See also, [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1282 1282 1279 + 1283 1283 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 1284 1284 1285 1285 ... ... @@ -1328,9 +1328,10 @@ 1328 1328 ))) 1329 1329 |(% style="width:104px" %)**Note**|(% style="width:394px" %)See also, [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1330 1330 1331 -==== 3.4.2.11 Trigger – Set the minimum interval ==== 1332 1332 1329 +==== 3.4.2.11 Trigger – Set minimum interval ==== 1333 1333 1331 + 1334 1334 Sets the AV and AC trigger minimum interval. The device won't respond to a second trigger within this set time after the first trigger. 1335 1335 1336 1336 (% style="color:#037691" %)**AT Command** ... ... @@ -1364,6 +1364,7 @@ 1364 1364 ))) 1365 1365 |(% style="width:112px" %)Note|(% style="width:386px" %)(% style="color:red" %)**The time must be greater than 5 minutes.** 1366 1366 1365 + 1367 1367 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1368 1368 1369 1369 ... ... @@ -1415,143 +1415,130 @@ 1415 1415 ))) 1416 1416 ))) 1417 1417 1417 + 1418 1418 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1419 1419 1420 1420 1421 -(% style="color:#037691" %)**AT command**1421 +* (% style="color:#037691" %)**AT Command** 1422 1422 1423 1423 There is no AT command to control the digital output. 1424 1424 1425 1425 1426 -(% style="color:#037691" %)**Downlink payload**1426 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)** 1427 1427 1428 +(% style="color:blue" %)**0xA9 aa bb cc **(%%) ~/~/ Sets DO1/DO2/DO3 outputs with time control 1428 1428 1429 -(% border="2" style="width:500px" %) 1430 -|(% style="width:116px" %)**Prefix**|(% style="width:382px" %)0xA9 1431 -|(% style="width:116px" %)**Parameters**|(% style="width:382px" %)((( 1432 -**inverter_mode**: 1 byte in hex. 1430 +This is to control the digital output time of DO pin. Include four bytes: 1433 1433 1432 +(% style="color:#4f81bd" %)**First byte**(%%)**:** Type code (0xA9) 1433 + 1434 +(% style="color:#4f81bd" %)**Second byte**(%%): Inverter Mode 1435 + 1434 1434 **01:** DO pins revert to their original state after the timeout. 1435 1435 **00:** DO pins switch to an inverted state after the timeout. 1436 1436 1437 1437 1438 -** DO1_control_method_and_port_status**- 1 byte in hex1440 +(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Port status: 1439 1439 1440 -0x01 : DO1 set to low 1442 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1443 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1444 +|0x01|DO1 set to low 1445 +|0x00|DO1 set to high 1446 +|0x11|DO1 NO Action 1441 1441 1442 - 0x00:DO1set to high1448 +(% style="color:#4f81bd" %)**Fourth byte**(%%): Control Method and Port status: 1443 1443 1444 -0x11 : DO1 NO action 1450 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1451 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1452 +|0x01|DO2 set to low 1453 +|0x00|DO2 set to high 1454 +|0x11|DO2 NO Action 1445 1445 1456 +(% style="color:#4f81bd" %)**Fifth byte**(%%): Control Method and Port status: 1446 1446 1447 -**DO2_control_method_and_port_status** - 1 byte in hex 1458 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1459 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1460 +|0x01|DO3 set to low 1461 +|0x00|DO3 set to high 1462 +|0x11|DO3 NO Action 1448 1448 1449 - 0x01:DO2set tolow1464 +(% style="color:#4f81bd" %)**Sixth, Seventh, Eighth, and Ninth bytes**:(%%) Latching time (Unit: ms) 1450 1450 1451 -0x00 : DO2 set to high 1452 1452 1453 -0x11 : DO2 NO action 1454 - 1455 - 1456 -**DO3_control_method_and_port_status **- 1 byte in hex 1457 - 1458 -0x01 : DO3 set to low 1459 - 1460 -0x00 : DO3 set to high 1461 - 1462 -0x11 : DO3 NO action 1463 - 1464 - 1465 -**latching_time** : 4 bytes in hex 1466 - 1467 1467 (% style="color:red" %)**Note: ** 1468 1468 1469 - Since firmware v1.6.0, the latch time support s4 bytesor2 bytes1469 + Since firmware v1.6.0, the latch time support 4 bytes and 2 bytes 1470 1470 1471 1471 Before firmware v1.6.0, the latch time only supported 2 bytes. 1472 1472 1473 1473 (% style="color:red" %)**The device will uplink a packet if the downlink code executes successfully.** 1474 -))) 1475 -|(% style="width:116px" %)**Payload format**|(% style="width:382px" %)<prefix><inverter_mode><DO1_control_method_and_port_status><DO2_control_method_and_port_status><DO2_control_method_and_port_status><latching_time> 1476 -|(% style="width:116px" %)**Example**|(% style="width:382px" %)((( 1477 -**A9 01 01 01 01 07 D0** 1478 1478 1479 -DO1 pin, DO2 pin, and DO3 pin will be set to low, last for 2 seconds, and then revert to their original state. 1480 1480 1476 +**Example payload:** 1481 1481 1482 -**A9 01 0 001 1107 D0**1478 +**~1. A9 01 01 01 01 07 D0** 1483 1483 1484 -DO1 pin is set to high, DO2 pinis set to low, and DO3 pintakesnoaction.Thislastsfor 2 seconds and then revertsto the original state.1480 +DO1 pin, DO2 pin, and DO3 pin will be set to low, last for 2 seconds, and then revert to their original state. 1485 1485 1482 +**2. A9 01 00 01 11 07 D0** 1486 1486 1487 - **A90000000007D0**1484 +DO1 pin is set to high, DO2 pin is set to low, and DO3 pin takes no action. This lasts for 2 seconds and then reverts to the original state. 1488 1488 1486 +**3. A9 00 00 00 00 07 D0** 1487 + 1489 1489 DO1 pin, DO2 pin, and DO3 pin will be set to high, last for 2 seconds, and then all change to low. 1490 1490 1490 +**4. A9 00 11 01 00 07 D0** 1491 1491 1492 - **A90011010007D0**1492 +DO1 pin takes no action, DO2 pin is set to low, and DO3 pin is set to high. This lasts for 2 seconds, after which DO1 pin takes no action, DO2 pin is set to high, and DO3 pin is set to low. 1493 1493 1494 -DO1 pin takes no action, DO2 pin is set to low, and DO3 pin is set to high. This lasts for 2 seconds, after which the DO1 pin takes no action, the DO2 pin is set to high, and the DO3 pin is set to low. 1495 -))) 1496 1496 1497 1497 ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1498 1498 1499 1499 1500 -(% style="color:#037691" %)**AT Command:** 1498 +* (% style="color:#037691" %)**AT Command:** 1501 1501 1502 -There is no AT Command to control the Relay Output .1500 +There is no AT Command to control the Relay Output 1503 1503 1504 1504 1505 -(% style="color:#037691" %)**Downlink Payload** 1503 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):** 1506 1506 1507 -(% border="2" style="width:500px" %) 1508 -|(% style="width:113px" %)**Prefix**|(% style="width:384px" %)0x03 1509 -|(% style="width:113px" %)**Parameters**|(% style="width:384px" %)((( 1510 -**RO1_status** : 1 byte in hex 1505 +(% style="color:blue" %)**0x03 aa bb ** (%%)~/~/ Sets RO1/RO2 output 1511 1511 1512 -00: Close 1513 1513 1514 -01: Open 1508 +((( 1509 +If the payload is 0x030100, it means setting RO1 to close and RO2 to open. 1510 +))) 1515 1515 1516 -11: No action 1512 +((( 1513 +00: Close , 01: Open , 11: No action 1517 1517 1518 - 1519 -**RO2_status** : 1 byte in hex 1520 - 1521 -00: Close 1522 - 1523 -01: Open 1524 - 1525 -11: No action 1515 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %) 1516 +|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2** 1517 +|03 00 11|Open|No Action 1518 +|03 01 11|Close|No Action 1519 +|03 11 00|No Action|Open 1520 +|03 11 01|No Action|Close 1521 +|03 00 00|Open|Open 1522 +|03 01 01|Close|Close 1523 +|03 01 00|Close|Open 1524 +|03 00 01|Open|Close 1526 1526 ))) 1527 -|(% style="width:113px" %)**Payload format**|(% style="width:384px" %)<prefix><RO1_status><RO2_status> 1528 -|(% style="width:113px" %)**Example**|(% style="width:384px" %)((( 1529 -(% border="2" %) 1530 -|=Payload|=RO1|=RO2 1531 -|03 00 11|Open|No action 1532 -|03 01 11|Close|No action 1533 -|03 11 00|No action|Open 1534 -|03 11 10|No action|Close 1535 -|03 00 00|Open|Open 1536 -|03 01 01|Close|Close 1537 -|03 01 00|Close|Open 1538 -|03 00 01|Open|Close 1539 1539 1540 -(% style="color:red" %)**The device will transmit an uplink packet if the downlink payload is executed successfully.** 1541 -))) 1527 +(% style="color:red" %)**The device will uplink a packet if the downlink code executes successfully.** 1542 1542 1529 + 1543 1543 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1544 1544 1545 1545 1546 1546 Controls the relay output time. 1547 1547 1535 +* (% style="color:#037691" %)**AT Command:** 1548 1548 1549 -(% style="color:#037691" %)**AT Command:** 1550 - 1551 1551 There is no AT Command to control the Relay Output 1552 1552 1553 1553 1554 -(% style="color:#037691" %)**Downlink Payload (prefix 0x05):** 1540 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):** 1555 1555 1556 1556 (% style="color:blue" %)**0x05 aa bb cc dd ** (%%)~/~/ Sets RO1/RO2 relays with time control 1557 1557 ... ... @@ -1562,9 +1562,9 @@ 1562 1562 1563 1563 (% style="color:#4f81bd" %)**Second byte (aa)**(%%): Inverter Mode 1564 1564 1565 -01: Relays will change back to their original state after atimeout.1551 +01: Relays will change back to their original state after timeout. 1566 1566 1567 -00: Relays will change to the inverter state after atimeout.1553 +00: Relays will change to the inverter state after timeout. 1568 1568 1569 1569 1570 1570 (% style="color:#4f81bd" %)**Third byte (bb)**(%%): Control Method and Ports status: ... ... @@ -1593,7 +1593,7 @@ 1593 1593 1594 1594 **2. 05 01 10 07 D0** 1595 1595 1596 -Relay1 will change to NC, Relay2 will change to NO, lasting 2 seconds, andthen both will revert to their original state.1582 +Relay1 will change to NC, Relay2 will change to NO, lasting 2 seconds, then both will revert to their original state. 1597 1597 1598 1598 **3. 05 00 01 07 D0** 1599 1599 ... ... @@ -1624,7 +1624,7 @@ 1624 1624 1625 1625 **1**: higher than 1626 1626 1627 -if you leave thelogic parameter blank, it is considered 01613 +if you leave logic parameter blank, it is considered 0 1628 1628 ))) 1629 1629 |(% style="width:137px" %)**Examples**|(% style="width:361px" %)((( 1630 1630 AT+VOLMAX=20000 ... ... @@ -1655,7 +1655,7 @@ 1655 1655 1656 1656 **1**: higher than 1657 1657 1658 -if you leave thelogic parameter blank, it is considered 1 (higher than)1644 +if you leave logic parameter blank, it is considered 1 (higher than) 1659 1659 ))) 1660 1660 |(% style="width:140px" %)**Example**|(% style="width:358px" %)((( 1661 1661 A5 **4E 20** ... ... @@ -1741,6 +1741,7 @@ 1741 1741 ))) 1742 1742 |(% style="width:141px" %)**Example**|(% style="width:357px" %)A6 **01** 1743 1743 1730 + 1744 1744 ==== 3.4.2.19 Counting ~-~- Set Saving Interval for 'Counting Result' ==== 1745 1745 1746 1746 ... ... @@ -1773,6 +1773,7 @@ 1773 1773 Sets the device to save its counting results to the memory every 60 seconds. 1774 1774 ))) 1775 1775 1763 + 1776 1776 ==== 3.4.2.20 Reset saved RO and DO states ==== 1777 1777 1778 1778 ... ... @@ -1823,6 +1823,7 @@ 1823 1823 After the device is reset, the previously saved RODO state (limited to MOD2 to MOD5) is read, and it will not change when the device reconnects to the network. 1824 1824 ))) 1825 1825 1814 + 1826 1826 ==== 3.4.2.21 Encrypted payload ==== 1827 1827 1828 1828 ... ... @@ -1919,7 +1919,7 @@ 1919 1919 ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ==== 1920 1920 1921 1921 1922 -This command controls the behavior of the node when the combined size of the MAC commands (MACANS) from the server and the payload exceed the allowed byte limit for the current data rate (DR). The command provides two modes: one enables splitting the data into batches to ensure compliance with the byte limit, while the other prioritizes the payload and ignores the MACANS in cases of overflow. 1911 +This command controls the behavior of the node when the combined size of the MAC commands (MACANS) from the server and the payload exceeds the allowed byte limit for the current data rate (DR). The command provides two modes: one enables splitting the data into batches to ensure compliance with the byte limit, while the other prioritizes the payload and ignores the MACANS in cases of overflow. 1923 1923 1924 1924 (% style="color:#037691" %)**AT Command** 1925 1925 ... ... @@ -1962,6 +1962,7 @@ 1962 1962 Set DISMACANS=1 1963 1963 ))) 1964 1964 1954 + 1965 1965 ==== 3.4.2.25 Copy downlink to uplink ==== 1966 1966 1967 1967 ... ... @@ -1988,15 +1988,15 @@ 1988 1988 There is no downlink option available for this feature. 1989 1989 1990 1990 1991 -==== 3.4.2.26 Query firmware version, frequency band, subband, and TDC time ==== 1981 +==== 3.4.2.26 Query firmware version, frequency band, sub band, and TDC time ==== 1992 1992 1993 1993 1994 -This command is used to query key information about the device, including its firmware version, frequency band, subband, and TDC time. By sending the specified payload as a downlink, the server can retrieve this essential data from the device. 1984 +This command is used to query key information about the device, including its firmware version, frequency band, sub band, and TDC time. By sending the specified payload as a downlink, the server can retrieve this essential data from the device. 1995 1995 1996 1996 * ((( 1997 1997 (% style="color:#037691" %)**Downlink Payload**(%%)**:** 1998 1998 1999 -(% style="color:blue" %)**26 01 ** (%%) ~/~/ The downlink payload 26 01 is used to query the device's firmware version, frequency band, subband, and TDC time. 1989 +(% style="color:blue" %)**26 01 ** (%%) ~/~/ The downlink payload 26 01 is used to query the device's firmware version, frequency band, sub band, and TDC time. 2000 2000 2001 2001 2002 2002 ... ... @@ -2051,7 +2051,7 @@ 2051 2051 * Ensure the following options are turned on. 2052 2052 ** Enable integration 2053 2053 ** Debug mode 2054 -** Allow creat ingdevices or assets2044 +** Allow create devices or assets 2055 2055 * Click the **Next** button. you will be navigated to the **Uplink data converter** tab. 2056 2056 2057 2057 [[image:thingseye-io-step-2.png]] ... ... @@ -2126,7 +2126,7 @@ 2126 2126 [[image:thingseye-events.png]] 2127 2127 2128 2128 2129 -* To view the **JSON payload** of a message, click on the **three dots (...)** in the **Message**column of the desired message.2119 +* To view the **JSON payload** of a message, click on the **three dots (...)** in the Message column of the desired message. 2130 2130 2131 2131 [[image:thingseye-json.png]] 2132 2132 ... ... @@ -2137,16 +2137,12 @@ 2137 2137 If you want to delete an integration, click the **Delete integratio**n button on the Integrations page. 2138 2138 2139 2139 2140 -==== 3.5.2.4 Viewing sensorataon adashboard====2130 +==== 3.5.2.4 Creating a Dashboard to Display and Analyze LT-22222-L Data ==== 2141 2141 2142 2142 2143 - You can create a dashboard withThingsEyeto visualize the sensor data coming from the LT-22222-L. The followingimageshowsaashboardcreatedfor the LT-22222-L. See **Creating a dashboard** in ThingsEye documentation for more information.2133 +This will be added soon. 2144 2144 2145 2145 2146 - 2147 -[[image:lt-22222-l-dashboard.png]] 2148 - 2149 - 2150 2150 == 3.6 Interface Details == 2151 2151 2152 2152 === 3.6.1 Digital Input Ports: DI1/DI2/DI3 (For LT-33222-L, Low Active) === ... ... @@ -2361,7 +2361,7 @@ 2361 2361 == 3.7 LED Indicators == 2362 2362 2363 2363 2364 -The table below lists the behavio ur of LED indicators for each port function.2350 +The table below lists the behavior of LED indicators for each port function. 2365 2365 2366 2366 (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %) 2367 2367 |(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature** ... ... @@ -2368,11 +2368,11 @@ 2368 2368 |**PWR**|Always on when there is power 2369 2369 |**TX**|((( 2370 2370 ((( 2371 -Device boot ing: TX blinks 5 times.2357 +Device boot: TX blinks 5 times. 2372 2372 ))) 2373 2373 2374 2374 ((( 2375 -Successful network join s: TX remains ON for 5 seconds.2361 +Successful network join: TX remains ON for 5 seconds. 2376 2376 ))) 2377 2377 2378 2378 ((( ... ... @@ -2391,6 +2391,7 @@ 2391 2391 |**RO1**|For LT-22222-L: ON when RO1 is closed, OFF when RO1 is open 2392 2392 |**RO2**|For LT-22222-L: ON when RO2 is closed, OFF when RO2 is open 2393 2393 2380 + 2394 2394 = 4. Using AT Commands = 2395 2395 2396 2396 ... ... @@ -2456,13 +2456,13 @@ 2456 2456 * ##**AT+FCU**##: Get or set the Frame Counter Uplink (FCntUp) 2457 2457 * ##**AT+FCD**##: Get or set the Frame Counter Downlink (FCntDown) 2458 2458 * ##**AT+CLASS**##: Get or set the Device Class 2459 -* ##**AT+JOIN**##: Join Network2446 +* ##**AT+JOIN**##: Join network 2460 2460 * ##**AT+NJS**##: Get OTAA Join Status 2461 2461 * ##**AT+SENDB**##: Send hexadecimal data along with the application port 2462 2462 * ##**AT+SEND**##: Send text data along with the application port 2463 -* ##**AT+RECVB**##: Print thelast received data in binary format (with hexadecimal values)2464 -* ##**AT+RECV**##: Print thelast received data in raw format2465 -* ##**AT+VER**##: Get thecurrent image version and Frequency Band2450 +* ##**AT+RECVB**##: Print last received data in binary format (with hexadecimal values) 2451 +* ##**AT+RECV**##: Print last received data in raw format 2452 +* ##**AT+VER**##: Get current image version and Frequency Band 2466 2466 * ##**AT+CFM**##: Get or Set the confirmation mode (0-1) 2467 2467 * ##**AT+CFS**##: Get confirmation status of the last AT+SEND (0-1) 2468 2468 * ##**AT+SNR**##: Get the SNR of the last received packet ... ... @@ -2490,7 +2490,7 @@ 2490 2490 ))) 2491 2491 2492 2492 ((( 2493 -(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT command access**## 2480 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT commands access**## 2494 2494 ))) 2495 2495 2496 2496 ((( ... ... @@ -2498,7 +2498,7 @@ 2498 2498 ))) 2499 2499 2500 2500 ((( 2501 -(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT command access**## 2488 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT commands access**## 2502 2502 ))) 2503 2503 2504 2504 ((( ... ... @@ -2529,7 +2529,7 @@ 2529 2529 2530 2530 2531 2531 ((( 2532 -(% style="background-color:#dcdcdc" %)**123456**(%%) ~/~/ Enter thepassword to enable AT commands access2519 +(% style="background-color:#dcdcdc" %)**123456**(%%) ~/~/ Enter password to enable AT commands access 2533 2533 ))) 2534 2534 ))) 2535 2535 ... ... @@ -2538,7 +2538,7 @@ 2538 2538 ))) 2539 2539 2540 2540 ((( 2541 -(% style="background-color:#dcdcdc" %)** 123456**(%%) ~/~/ Enter thepassword to enable AT command access2528 +(% style="background-color:#dcdcdc" %)** 123456**(%%) ~/~/ Enter password to enable AT commands access 2542 2542 ))) 2543 2543 2544 2544 ((( ... ... @@ -2620,7 +2620,7 @@ 2620 2620 == 5.1 Counting how many objects pass through the flow line == 2621 2621 2622 2622 2623 -See [[How to set up to setup counting for objects passing through the flow line>>How to set up to count objects pass in flow line]] .2610 +See [[How to set up to setup counting for objects passing through the flow line>>How to set up to count objects pass in flow line]]? 2624 2624 2625 2625 2626 2626 = 6. FAQ = ... ... @@ -2690,13 +2690,13 @@ 2690 2690 ))) 2691 2691 2692 2692 ((( 2693 -You can follow the introductions on [[how to upgrade theimage>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloading, select the required image file.2680 +You can follow the introductions on [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloading, select the required image file. 2694 2694 ))) 2695 2695 2696 2696 ((( 2697 2697 2698 2698 2699 -== 6.3 How to set 2686 +== 6.3 How to setup LT-22222-L to work with a Single Channel Gateway, such as LG01/LG02? == 2700 2700 2701 2701 2702 2702 ))) ... ... @@ -2798,11 +2798,12 @@ 2798 2798 * If the device is not properly shut down and is directly powered off. 2799 2799 * It will default to a power-off state. 2800 2800 * In modes 2 to 5, the DO/RO status and pulse count are saved to flash memory. 2801 -* After a restart, the status before the power failure will be read from Flash.2788 +* After a restart, the status before the power failure will be read from flash. 2802 2802 2803 -== 6.8 Can I set up LT-22222-L as an NC (Normally Closed) relay? == 2804 2804 2791 +== 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? == 2805 2805 2793 + 2806 2806 The LT-22222-L's built-in relay is Normally Open (NO). You can use an external relay to achieve a Normally Closed (NC) configuration. The circuit diagram is shown below: 2807 2807 2808 2808 ... ... @@ -2890,6 +2890,8 @@ 2890 2890 * (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2891 2891 * (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2892 2892 2881 + 2882 + 2893 2893 = 9. Package information = 2894 2894 2895 2895 ... ... @@ -2907,6 +2907,8 @@ 2907 2907 * Package Size / pcs : 14.5 x 8 x 5 cm 2908 2908 * Weight / pcs : 170 g 2909 2909 2900 + 2901 + 2910 2910 = 10. Support = 2911 2911 2912 2912
- lt-22222-l-dashboard.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.pradeeka - Size
-
... ... @@ -1,1 +1,0 @@ 1 -352.8 KB - Content