Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Mengting Qiu on 2025/06/04 18:42
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... ... @@ -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 ... ... @@ -119,6 +119,8 @@ 119 119 * Smart cities 120 120 * Smart factory 121 121 126 + 127 + 122 122 == 1.5 Hardware Variants == 123 123 124 124 ... ... @@ -126,7 +126,7 @@ 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** 127 127 |(% 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" %)((( 131 131 * 2 x Digital Input (Bi-direction) 132 132 * 2 x Digital Output ... ... @@ -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 == 152 152 153 - 154 154 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. 155 155 156 156 **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 === 202 202 203 - 204 204 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. 205 205 206 206 [[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). ... ... @@ -241,10 +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: 243 243 241 +==== 3.2.2.2 Using the LoRaWAN Device Repository ==== 244 244 245 -==== 3.2.1.1 Using the LoRaWAN Device Repository ==== 246 - 247 - 248 248 * On the **Register end device** page: 249 249 ** Select the option **Select the end device in the LoRaWAN Device Repository **under **Input method**. 250 250 ** Select the **End device brand**, **Model**, **Hardware version**, **Firmware version**, and **Profile (Region)** from the respective dropdown lists. ... ... @@ -268,9 +268,8 @@ 268 268 [[image:lt-22222-l-dev-repo-reg-p2.png]] 269 269 270 270 271 -==== 3.2. 1.2 Adding device manually ====266 +==== 3.2.2.3 Adding device manually ==== 272 272 273 - 274 274 * On the **Register end device** page: 275 275 ** Select the option **Enter end device specifies manually** under **Input method**. 276 276 ** Select the **Frequency plan** that matches your device from the **Frequency plan** dropdown list. ... ... @@ -300,9 +300,8 @@ 300 300 [[image:lt-22222-device-overview.png]] 301 301 302 302 303 -=== 3.2.2 Joining === 297 +==== 3.2.2.4 Joining ==== 304 304 305 - 306 306 On the Device's page, click on **Live data** tab. The Live data panel for your device will display. 307 307 308 308 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. ... ... @@ -311,9 +311,10 @@ 311 311 [[image:lt-22222-l-joining.png]] 312 312 313 313 314 -=== 3.2.3 Uplinks === 315 315 308 +==== 3.2.2.5 Uplinks ==== 316 316 310 + 317 317 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. 318 318 319 319 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. ... ... @@ -336,9 +336,8 @@ 336 336 [[image:lt-22222-l-js-custom-payload-formatter.png]] 337 337 338 338 339 -=== 3.2. 4Downlinks ===333 +==== 3.2.2.6 Downlinks ==== 340 340 341 - 342 342 When the LT-22222-L receives a downlink message from the server, the **RX LED** turns on for **1 second**. 343 343 344 344 ... ... @@ -361,10 +361,8 @@ 361 361 362 362 The uplink messages are sent over LoRaWAN FPort=2. By default, an uplink message is sent every 10 minutes. 363 363 364 - 365 365 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 366 366 367 - 368 368 ((( 369 369 This is the default mode. 370 370 ... ... @@ -437,7 +437,6 @@ 437 437 438 438 MOD = 1 439 439 440 - 441 441 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 442 442 443 443 ... ... @@ -516,7 +516,6 @@ 516 516 517 517 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 518 518 519 - 520 520 (% style="color:red" %)**Note: The maximum count depends on the bytes it is. 521 521 The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 522 522 It starts counting again when it reaches the maximum value.** ... ... @@ -570,7 +570,6 @@ 570 570 571 571 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 572 572 573 - 574 574 (% style="color:red" %)**Note:The maximum count depends on the bytes it is. 575 575 The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 576 576 It starts counting again when it reaches the maximum value.** ... ... @@ -640,7 +640,6 @@ 640 640 641 641 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 642 642 643 - 644 644 (% style="color:red" %)**Note:The maximum count depends on the bytes it is. 645 645 The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 646 646 It starts counting again when it reaches the maximum value.** ... ... @@ -905,6 +905,7 @@ 905 905 906 906 * (% style="color:blue" %)**Sensor-related commands**(%%): 907 907 895 + 908 908 === 3.4.1 Common commands === 909 909 910 910 ... ... @@ -1025,6 +1025,7 @@ 1025 1025 Sets the device to working mode 2 (Double DI Counting + DO + RO) 1026 1026 ))) 1027 1027 1016 + 1028 1028 ==== 3.4.2.3 Request an uplink from the device ==== 1029 1029 1030 1030 ... ... @@ -1045,6 +1045,7 @@ 1045 1045 Requests an uplink from LT-22222-L. 1046 1046 ))) 1047 1047 1037 + 1048 1048 ==== 3.4.2.4 Enable/Disable Trigger Mode ==== 1049 1049 1050 1050 ... ... @@ -1083,6 +1083,7 @@ 1083 1083 Enable trigger mode for the current working mode 1084 1084 ))) 1085 1085 1076 + 1086 1086 ==== 3.4.2.5 Request trigger settings ==== 1087 1087 1088 1088 ... ... @@ -1103,6 +1103,7 @@ 1103 1103 Uplinks the trigger settings. 1104 1104 ))) 1105 1105 1097 + 1106 1106 ==== 3.4.2.6 Enable/Disable DI1/DI2/DI3 as a trigger ==== 1107 1107 1108 1108 ... ... @@ -1158,6 +1158,7 @@ 1158 1158 Enable DI1 trigger, disable DI2 trigger 1159 1159 ))) 1160 1160 1153 + 1161 1161 ==== 3.4.2.7 Trigger1 – Set DI or DI3 as a trigger ==== 1162 1162 1163 1163 ... ... @@ -1197,6 +1197,7 @@ 1197 1197 Set the DI1 port to trigger on a rising edge; the valid signal duration is 100 ms. 1198 1198 ))) 1199 1199 1193 + 1200 1200 ==== 3.4.2.8 Trigger2 – Set DI2 as a trigger ==== 1201 1201 1202 1202 ... ... @@ -1231,6 +1231,7 @@ 1231 1231 ))) 1232 1232 |(% style="width:96px" %)**Example**|(% style="width:402px" %)09 02 **00 00 64** 1233 1233 1228 + 1234 1234 ==== 3.4.2.9 Trigger – Set AC (current) as a trigger ==== 1235 1235 1236 1236 ... ... @@ -1281,6 +1281,7 @@ 1281 1281 ))) 1282 1282 |(% style="width:104px" %)Note|(% style="width:394px" %)See also, [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1283 1283 1279 + 1284 1284 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 1285 1285 1286 1286 ... ... @@ -1329,6 +1329,7 @@ 1329 1329 ))) 1330 1330 |(% style="width:104px" %)**Note**|(% style="width:394px" %)See also, [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1331 1331 1328 + 1332 1332 ==== 3.4.2.11 Trigger – Set minimum interval ==== 1333 1333 1334 1334 ... ... @@ -1365,6 +1365,7 @@ 1365 1365 ))) 1366 1366 |(% style="width:112px" %)Note|(% style="width:386px" %)(% style="color:red" %)**The time must be greater than 5 minutes.** 1367 1367 1365 + 1368 1368 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1369 1369 1370 1370 ... ... @@ -1416,84 +1416,82 @@ 1416 1416 ))) 1417 1417 ))) 1418 1418 1417 + 1419 1419 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1420 1420 1421 1421 1422 -(% style="color:#037691" %)**AT command**1421 +* (% style="color:#037691" %)**AT Command** 1423 1423 1424 1424 There is no AT command to control the digital output. 1425 1425 1426 1426 1427 -(% style="color:#037691" %)**Downlink payload**1426 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)** 1428 1428 1428 +(% style="color:blue" %)**0xA9 aa bb cc **(%%) ~/~/ Sets DO1/DO2/DO3 outputs with time control 1429 1429 1430 -(% border="2" style="width:500px" %) 1431 -|(% style="width:116px" %)**Prefix**|(% style="width:382px" %)0xA9 1432 -|(% style="width:116px" %)**Parameters**|(% style="width:382px" %)((( 1433 -**inverter_mode**: 1 byte in hex. 1430 +This is to control the digital output time of DO pin. Include four bytes: 1434 1434 1432 +(% style="color:#4f81bd" %)**First byte**(%%)**:** Type code (0xA9) 1433 + 1434 +(% style="color:#4f81bd" %)**Second byte**(%%): Inverter Mode 1435 + 1435 1435 **01:** DO pins revert to their original state after the timeout. 1436 1436 **00:** DO pins switch to an inverted state after the timeout. 1437 1437 1438 1438 1439 -** DO1_control_method_and_port_status**- 1 byte in hex1440 +(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Port status: 1440 1440 1441 -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 1442 1442 1443 - 0x00:DO1set to high1448 +(% style="color:#4f81bd" %)**Fourth byte**(%%): Control Method and Port status: 1444 1444 1445 -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 1446 1446 1456 +(% style="color:#4f81bd" %)**Fifth byte**(%%): Control Method and Port status: 1447 1447 1448 -**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 1449 1449 1450 - 0x01:DO2set tolow1464 +(% style="color:#4f81bd" %)**Sixth, Seventh, Eighth, and Ninth bytes**:(%%) Latching time (Unit: ms) 1451 1451 1452 -0x00 : DO2 set to high 1453 1453 1454 -0x11 : DO2 NO action 1455 - 1456 - 1457 -**DO3_control_method_and_port_status **- 1 byte in hex 1458 - 1459 -0x01 : DO3 set to low 1460 - 1461 -0x00 : DO3 set to high 1462 - 1463 -0x11 : DO3 NO action 1464 - 1465 - 1466 -**latching_time** : 4 bytes in hex 1467 - 1468 1468 (% style="color:red" %)**Note: ** 1469 1469 1470 - Since firmware v1.6.0, the latch time support 4 bytes or2 bytes1469 + Since firmware v1.6.0, the latch time support 4 bytes and 2 bytes 1471 1471 1472 1472 Before firmware v1.6.0, the latch time only supported 2 bytes. 1473 1473 1474 1474 (% style="color:red" %)**The device will uplink a packet if the downlink code executes successfully.** 1475 -))) 1476 -|(% 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> 1477 -|(% style="width:116px" %)**Example**|(% style="width:382px" %)((( 1478 -**A9 01 01 01 01 07 D0** 1479 1479 1480 -DO1 pin, DO2 pin, and DO3 pin will be set to low, last for 2 seconds, and then revert to their original state. 1481 1481 1476 +**Example payload:** 1482 1482 1483 -**A9 01 0 001 1107 D0**1478 +**~1. A9 01 01 01 01 07 D0** 1484 1484 1485 -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. 1486 1486 1482 +**2. A9 01 00 01 11 07 D0** 1487 1487 1488 - **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. 1489 1489 1486 +**3. A9 00 00 00 00 07 D0** 1487 + 1490 1490 DO1 pin, DO2 pin, and DO3 pin will be set to high, last for 2 seconds, and then all change to low. 1491 1491 1490 +**4. A9 00 11 01 00 07 D0** 1492 1492 1493 -**A9 00 11 01 00 07 D0** 1494 - 1495 1495 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. 1496 -))) 1497 1497 1498 1498 1499 1499 ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== ... ... @@ -1731,6 +1731,7 @@ 1731 1731 ))) 1732 1732 |(% style="width:141px" %)**Example**|(% style="width:357px" %)A6 **01** 1733 1733 1730 + 1734 1734 ==== 3.4.2.19 Counting ~-~- Set Saving Interval for 'Counting Result' ==== 1735 1735 1736 1736 ... ... @@ -1763,6 +1763,7 @@ 1763 1763 Sets the device to save its counting results to the memory every 60 seconds. 1764 1764 ))) 1765 1765 1763 + 1766 1766 ==== 3.4.2.20 Reset saved RO and DO states ==== 1767 1767 1768 1768 ... ... @@ -1813,6 +1813,7 @@ 1813 1813 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. 1814 1814 ))) 1815 1815 1814 + 1816 1816 ==== 3.4.2.21 Encrypted payload ==== 1817 1817 1818 1818 ... ... @@ -1952,6 +1952,7 @@ 1952 1952 Set DISMACANS=1 1953 1953 ))) 1954 1954 1954 + 1955 1955 ==== 3.4.2.25 Copy downlink to uplink ==== 1956 1956 1957 1957 ... ... @@ -2377,6 +2377,7 @@ 2377 2377 |**RO1**|For LT-22222-L: ON when RO1 is closed, OFF when RO1 is open 2378 2378 |**RO2**|For LT-22222-L: ON when RO2 is closed, OFF when RO2 is open 2379 2379 2380 + 2380 2380 = 4. Using AT Commands = 2381 2381 2382 2382 ... ... @@ -2786,6 +2786,7 @@ 2786 2786 * In modes 2 to 5, the DO/RO status and pulse count are saved to flash memory. 2787 2787 * After a restart, the status before the power failure will be read from flash. 2788 2788 2790 + 2789 2789 == 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? == 2790 2790 2791 2791 ... ... @@ -2876,6 +2876,8 @@ 2876 2876 * (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2877 2877 * (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2878 2878 2881 + 2882 + 2879 2879 = 9. Package information = 2880 2880 2881 2881 ... ... @@ -2893,6 +2893,8 @@ 2893 2893 * Package Size / pcs : 14.5 x 8 x 5 cm 2894 2894 * Weight / pcs : 170 g 2895 2895 2900 + 2901 + 2896 2896 = 10. Support = 2897 2897 2898 2898
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