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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... ... @@ -75,6 +75,7 @@ 75 75 ))) 76 76 ))) 77 77 78 + 78 78 ((( 79 79 **Interface for Model: LT22222-L:** 80 80 ))) ... ... @@ -98,6 +98,7 @@ 98 98 Power Input 7~~ 24V DC. 99 99 ))) 100 100 102 + 101 101 ((( 102 102 **LoRa Spec:** 103 103 ))) ... ... @@ -164,7 +164,6 @@ 164 164 165 165 166 166 167 - 168 168 == 1.3 Features == 169 169 170 170 * LoRaWAN Class A & Class C protocol ... ... @@ -177,7 +177,6 @@ 177 177 178 178 179 179 180 - 181 181 == 1.4 Applications == 182 182 183 183 * Smart Buildings & Home Automation ... ... @@ -189,7 +189,6 @@ 189 189 190 190 191 191 192 - 193 193 == 1.5 Hardware Variants == 194 194 195 195 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -227,9 +227,12 @@ 227 227 228 228 ((( 229 229 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. 229 + 230 + 230 230 ))) 231 231 232 232 234 + 233 233 == 3.2 Example to join LoRaWAN network == 234 234 235 235 ((( ... ... @@ -238,13 +238,12 @@ 238 238 239 239 [[image:image-20220523172350-1.png||height="266" width="864"]] 240 240 241 - 242 242 ((( 243 243 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: 244 244 ))) 245 245 246 246 ((( 247 - (% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.248 +**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller. 248 248 ))) 249 249 250 250 ((( ... ... @@ -253,7 +253,6 @@ 253 253 254 254 [[image:1653297924498-393.png]] 255 255 256 - 257 257 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 258 258 259 259 Add APP EUI in the application. ... ... @@ -267,7 +267,7 @@ 267 267 268 268 269 269 ((( 270 - (% 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.270 +**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. 271 271 ))) 272 272 273 273 [[image:1653298044601-602.png||height="405" width="709"]] ... ... @@ -294,8 +294,6 @@ 294 294 [[image:image-20220523174024-3.png]] 295 295 296 296 ((( 297 - 298 - 299 299 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 300 300 ))) 301 301 ... ... @@ -309,7 +309,6 @@ 309 309 310 310 For example if payload is: [[image:image-20220523175847-2.png]] 311 311 312 - 313 313 **The value for the interface is: ** 314 314 315 315 AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V ... ... @@ -345,7 +345,6 @@ 345 345 346 346 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 347 347 348 - 349 349 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 350 350 351 351 ((( ... ... @@ -354,7 +354,6 @@ 354 354 355 355 [[image:image-20220523180452-3.png]] 356 356 357 - 358 358 ((( 359 359 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 360 360 ))) ... ... @@ -370,8 +370,6 @@ 370 370 ))) 371 371 372 372 ((( 373 - 374 - 375 375 **To use counting mode, please run:** 376 376 ))) 377 377 ... ... @@ -390,8 +390,6 @@ 390 390 ))) 391 391 392 392 ((( 393 - 394 - 395 395 (% style="color:#4f81bd" %)**AT Commands for counting:** 396 396 ))) 397 397 ... ... @@ -488,9 +488,9 @@ 488 488 ))) 489 489 490 490 482 + 491 491 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 492 492 493 - 494 494 **LT22222-L**: This mode the DI1 is used as a counting pin. 495 495 496 496 The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour. ... ... @@ -497,7 +497,6 @@ 497 497 498 498 [[image:image-20220523181903-8.png]] 499 499 500 - 501 501 ((( 502 502 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 503 503 ))) ... ... @@ -513,8 +513,6 @@ 513 513 ))) 514 514 515 515 ((( 516 - 517 - 518 518 **To use this mode, please run:** 519 519 ))) 520 520 ... ... @@ -541,8 +541,6 @@ 541 541 ))) 542 542 543 543 ((( 544 - 545 - 546 546 **Plus below command for AVI1 Counting:** 547 547 ))) 548 548 ... ... @@ -578,14 +578,11 @@ 578 578 579 579 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 580 580 581 - 582 582 **LT22222-L**: This mode the DI1 is used as a counting pin. 583 583 584 584 [[image:image-20220523182334-9.png]] 585 585 586 586 ((( 587 - 588 - 589 589 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 590 590 ))) 591 591 ... ... @@ -600,8 +600,6 @@ 600 600 ))) 601 601 602 602 ((( 603 - 604 - 605 605 **To use this mode, please run:** 606 606 ))) 607 607 ... ... @@ -621,6 +621,8 @@ 621 621 622 622 ((( 623 623 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 605 + 606 + 624 624 ))) 625 625 626 626 ... ... @@ -627,7 +627,6 @@ 627 627 628 628 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 629 629 630 - 631 631 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 632 632 633 633 For example, if user has configured below commands: ... ... @@ -640,7 +640,6 @@ 640 640 1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type 641 641 1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.** 642 642 643 - 644 644 **AT Command to set Trigger Condition**: 645 645 646 646 (% style="color:#4f81bd" %)**Trigger base on voltage**: ... ... @@ -654,7 +654,6 @@ 654 654 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 655 655 656 656 657 - 658 658 (% style="color:#4f81bd" %)**Trigger base on current**: 659 659 660 660 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -664,7 +664,6 @@ 664 664 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 665 665 666 666 667 - 668 668 (% style="color:#4f81bd" %)**Trigger base on DI status**: 669 669 670 670 DI status trigger Flag. ... ... @@ -671,13 +671,12 @@ 671 671 672 672 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 673 673 674 - 675 675 **Example:** 676 676 677 677 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 678 678 679 679 680 -**Downlink Command to set Trigger Condition :**658 +**Downlink Command to set Trigger Condition** 681 681 682 682 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 683 683 ... ... @@ -695,18 +695,14 @@ 695 695 696 696 Yy4 yy4: AC2 or AV2 high limit. 697 697 698 - 699 699 **Example1**: AA 00 13 88 00 00 00 00 00 00 700 700 701 701 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 702 702 703 - 704 704 **Example2**: AA 02 01 00 705 705 706 706 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 707 707 708 - 709 - 710 710 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 711 711 712 712 MOD6 Payload : total 11 bytes payload ... ... @@ -713,7 +713,6 @@ 713 713 714 714 [[image:image-20220524085923-1.png]] 715 715 716 - 717 717 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 718 718 719 719 [[image:image-20220524090106-2.png]] ... ... @@ -720,7 +720,6 @@ 720 720 721 721 * Each bits shows if the corresponding trigger has been configured. 722 722 723 - 724 724 **Example:** 725 725 726 726 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -732,7 +732,6 @@ 732 732 733 733 * Each bits shows which status has been trigger on this uplink. 734 734 735 - 736 736 **Example:** 737 737 738 738 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -744,7 +744,6 @@ 744 744 745 745 * Each bits shows which status has been trigger on this uplink. 746 746 747 - 748 748 **Example:** 749 749 750 750 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -765,8 +765,6 @@ 765 765 === 3.3.7 Payload Decoder === 766 766 767 767 ((( 768 - 769 - 770 770 **Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]] 771 771 772 772 ... ... @@ -787,6 +787,7 @@ 787 787 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 788 788 789 789 758 + 790 790 === 3.4.1 Common Commands === 791 791 792 792 They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] ... ... @@ -808,7 +808,6 @@ 808 808 809 809 **Example: **AT+TDC=30000. Means set interval to 30 seconds 810 810 811 - 812 812 * Downlink Payload (prefix 0x01): 813 813 814 814 (% class="box infomessage" %) ... ... @@ -831,7 +831,6 @@ 831 831 832 832 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 833 833 834 - 835 835 * Downlink Payload (prefix 0x0A): 836 836 837 837 (% class="box infomessage" %) ... ... @@ -847,7 +847,6 @@ 847 847 848 848 There is no AT Command to poll uplink 849 849 850 - 851 851 * Downlink Payload (prefix 0x08): 852 852 853 853 (% class="box infomessage" %) ... ... @@ -874,7 +874,6 @@ 874 874 875 875 0: Disable Trigger Mode 876 876 877 - 878 878 * Downlink Payload (prefix 0x0A 06): 879 879 880 880 (% class="box infomessage" %) ... ... @@ -892,7 +892,6 @@ 892 892 893 893 There is no AT Command for this feature. 894 894 895 - 896 896 * Downlink Payload (prefix 0x AB 06): 897 897 898 898 (% class="box infomessage" %) ... ... @@ -913,7 +913,6 @@ 913 913 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 914 914 ))) 915 915 916 - 917 917 **Example:** 918 918 919 919 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) ... ... @@ -942,12 +942,10 @@ 942 942 943 943 b : delay timing. 944 944 945 - 946 946 **Example:** 947 947 948 948 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 949 949 950 - 951 951 * Downlink Payload (prefix 0x09 01 ): 952 952 953 953 (% class="box infomessage" %) ... ... @@ -972,12 +972,10 @@ 972 972 973 973 b : delay timing. 974 974 975 - 976 976 **Example:** 977 977 978 978 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 979 979 980 - 981 981 * Downlink Payload (prefix 0x09 02 ): 982 982 983 983 (% class="box infomessage" %) ... ... @@ -998,7 +998,6 @@ 998 998 **AT+ACLIM. ** 999 999 ))) 1000 1000 1001 - 1002 1002 * Downlink Payload (prefix 0xAA 01 ): 1003 1003 1004 1004 (% class="box infomessage" %) ... ... @@ -1019,7 +1019,6 @@ 1019 1019 **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 1020 1020 ))) 1021 1021 1022 - 1023 1023 * Downlink Payload (prefix 0xAA 00 ): 1024 1024 1025 1025 (% class="box infomessage" %) ... ... @@ -1040,7 +1040,6 @@ 1040 1040 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 1041 1041 ))) 1042 1042 1043 - 1044 1044 * Downlink Payload (prefix 0xAC ): 1045 1045 1046 1046 (% class="box infomessage" %) ... ... @@ -1049,7 +1049,6 @@ 1049 1049 ))) 1050 1050 1051 1051 1052 - 1053 1053 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1054 1054 1055 1055 * AT Command: ... ... @@ -1056,7 +1056,6 @@ 1056 1056 1057 1057 There is no AT Command to control Digital Output 1058 1058 1059 - 1060 1060 * Downlink Payload (prefix 0x02): 1061 1061 1062 1062 (% class="box infomessage" %) ... ... @@ -1083,7 +1083,6 @@ 1083 1083 ))) 1084 1084 1085 1085 1086 - 1087 1087 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1088 1088 1089 1089 * AT Command: ... ... @@ -1090,7 +1090,6 @@ 1090 1090 1091 1091 There is no AT Command to control Digital Output 1092 1092 1093 - 1094 1094 * Downlink Payload (prefix 0xA9): 1095 1095 1096 1096 (% class="box infomessage" %) ... ... @@ -1110,22 +1110,18 @@ 1110 1110 1111 1111 00: DO pins will change to an inverter state after timeout 1112 1112 1113 - 1114 1114 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1115 1115 1116 1116 [[image:image-20220524093238-6.png]] 1117 1117 1118 - 1119 1119 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1120 1120 1121 1121 [[image:image-20220524093328-7.png]] 1122 1122 1123 - 1124 1124 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1125 1125 1126 1126 [[image:image-20220524093351-8.png]] 1127 1127 1128 - 1129 1129 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1130 1130 1131 1131 Latching time. Unit: ms ... ... @@ -1132,7 +1132,6 @@ 1132 1132 1133 1133 Device will upload a packet if downlink code executes successfully. 1134 1134 1135 - 1136 1136 **Example payload:** 1137 1137 1138 1138 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1152,14 +1152,12 @@ 1152 1152 DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low 1153 1153 1154 1154 1102 +=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1155 1155 1156 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1157 - 1158 1158 * AT Command: 1159 1159 1160 1160 There is no AT Command to control Relay Output 1161 1161 1162 - 1163 1163 * Downlink Payload (prefix 0x03): 1164 1164 1165 1165 (% class="box infomessage" %) ... ... @@ -1182,7 +1182,6 @@ 1182 1182 Device will upload a packet if downlink code executes successfully. 1183 1183 1184 1184 1185 - 1186 1186 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1187 1187 1188 1188 * AT Command: ... ... @@ -1189,7 +1189,6 @@ 1189 1189 1190 1190 There is no AT Command to control Relay Output 1191 1191 1192 - 1193 1193 * Downlink Payload (prefix 0x05): 1194 1194 1195 1195 (% class="box infomessage" %) ... ... @@ -1207,17 +1207,14 @@ 1207 1207 1208 1208 00: Relays will change to an inverter state after timeout 1209 1209 1210 - 1211 1211 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1212 1212 1213 1213 [[image:image-20220524093831-10.png]] 1214 1214 1215 - 1216 1216 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1217 1217 1218 1218 Device will upload a packet if downlink code executes successfully. 1219 1219 1220 - 1221 1221 **Example payload:** 1222 1222 1223 1223 **~1. 05 01 11 07 D0** ... ... @@ -1237,7 +1237,6 @@ 1237 1237 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1238 1238 1239 1239 1240 - 1241 1241 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1242 1242 1243 1243 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] ... ... @@ -1249,7 +1249,6 @@ 1249 1249 **AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1250 1250 ))) 1251 1251 1252 - 1253 1253 * Downlink Payload (prefix 0xA5): 1254 1254 1255 1255 (% class="box infomessage" %) ... ... @@ -1258,7 +1258,6 @@ 1258 1258 ))) 1259 1259 1260 1260 1261 - 1262 1262 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1263 1263 1264 1264 * AT Command: ... ... @@ -1276,7 +1276,6 @@ 1276 1276 1277 1277 Bb cc dd ee: number to be set 1278 1278 1279 - 1280 1280 * Downlink Payload (prefix 0xA8): 1281 1281 1282 1282 (% class="box infomessage" %) ... ... @@ -1285,7 +1285,6 @@ 1285 1285 ))) 1286 1286 1287 1287 1288 - 1289 1289 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1290 1290 1291 1291 Clear counting for counting mode ... ... @@ -1305,7 +1305,6 @@ 1305 1305 ))) 1306 1306 1307 1307 1308 - 1309 1309 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1310 1310 1311 1311 * AT Command: ... ... @@ -1328,17 +1328,16 @@ 1328 1328 1329 1329 ))) 1330 1330 1331 - 1332 1332 == 3.5 Integrate with Mydevice == 1333 1333 1334 1334 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: 1335 1335 1336 1336 ((( 1337 - (% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.1270 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time. 1338 1338 ))) 1339 1339 1340 1340 ((( 1341 - (% 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:1274 +**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: 1342 1342 ))) 1343 1343 1344 1344 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1345,13 +1345,12 @@ 1345 1345 1346 1346 [[image:image-20220524094641-11.png||height="390" width="723"]] 1347 1347 1348 - 1349 1349 [[image:image-20220524094641-12.png||height="402" width="718"]] 1350 1350 1351 1351 1352 - (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.1284 +**Step 3**: Create an account or log in Mydevices. 1353 1353 1354 - (% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)1286 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1355 1355 1356 1356 Search under The things network 1357 1357 ... ... @@ -1358,25 +1358,19 @@ 1358 1358 [[image:1653356838789-523.png||height="337" width="740"]] 1359 1359 1360 1360 1361 - 1362 1362 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1363 1363 1364 1364 [[image:image-20220524094909-1.png||height="335" width="729"]] 1365 1365 1366 - 1367 1367 [[image:image-20220524094909-2.png||height="337" width="729"]] 1368 1368 1369 - 1370 1370 [[image:image-20220524094909-3.png||height="338" width="727"]] 1371 1371 1372 - 1373 1373 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1374 1374 1375 - 1376 1376 [[image:image-20220524094909-5.png||height="341" width="734"]] 1377 1377 1378 1378 1379 - 1380 1380 == 3.6 Interface Detail == 1381 1381 1382 1382 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1386,7 +1386,6 @@ 1386 1386 [[image:1653356991268-289.png]] 1387 1387 1388 1388 1389 - 1390 1390 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1391 1391 1392 1392 ((( ... ... @@ -1412,7 +1412,7 @@ 1412 1412 ))) 1413 1413 1414 1414 ((( 1415 - (% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.1340 +**Example1**: Connect to a Low active sensor. 1416 1416 ))) 1417 1417 1418 1418 ((( ... ... @@ -1443,7 +1443,7 @@ 1443 1443 ))) 1444 1444 1445 1445 ((( 1446 - (% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.1371 +**Example2**: Connect to a High active sensor. 1447 1447 ))) 1448 1448 1449 1449 ((( ... ... @@ -1474,7 +1474,7 @@ 1474 1474 ))) 1475 1475 1476 1476 ((( 1477 - (% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.1402 +**Example3**: Connect to a 220v high active sensor. 1478 1478 ))) 1479 1479 1480 1480 ((( ... ... @@ -1501,7 +1501,6 @@ 1501 1501 ))) 1502 1502 1503 1503 1504 - 1505 1505 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1506 1506 1507 1507 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1509,14 +1509,12 @@ 1509 1509 [[image:1653357531600-905.png]] 1510 1510 1511 1511 1512 - 1513 1513 === 3.6.4 Analog Input Interface === 1514 1514 1515 1515 The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is: 1516 1516 1440 +**AC2 = (IN2 voltage )/12** 1517 1517 1518 -(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1519 - 1520 1520 [[image:1653357592296-182.png]] 1521 1521 1522 1522 Example to connect a 4~~20mA sensor ... ... @@ -1523,24 +1523,22 @@ 1523 1523 1524 1524 We take the wind speed sensor as an example for reference only. 1525 1525 1448 +Specifications of the wind speed sensor: 1526 1526 1527 - **Specifications of the windspeed sensor:**1450 +Red:12~~24v 1528 1528 1529 - Red:12~~24v1452 +Yellow:4~~20mA 1530 1530 1531 - Yellow:4~~20mA1454 +Black:GND 1532 1532 1533 -Black: GND 1534 1534 1457 +Connection diagram: 1535 1535 1536 -**Connection diagram:** 1537 - 1538 1538 [[image:1653357640609-758.png]] 1539 1539 1540 1540 [[image:1653357648330-671.png||height="155" width="733"]] 1541 1541 1542 1542 1543 - 1544 1544 === 3.6.5 Relay Output === 1545 1545 1546 1546 ((( ... ... @@ -1552,7 +1552,6 @@ 1552 1552 [[image:image-20220524100215-10.png||height="382" width="723"]] 1553 1553 1554 1554 1555 - 1556 1556 == 3.7 LEDs Indicators == 1557 1557 1558 1558 [[image:image-20220524100748-11.png]] ... ... @@ -1566,7 +1566,6 @@ 1566 1566 1567 1567 [[image:1653358238933-385.png]] 1568 1568 1569 - 1570 1570 ((( 1571 1571 In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below: 1572 1572 ))) ... ... @@ -1573,7 +1573,6 @@ 1573 1573 1574 1574 [[image:1653358355238-883.png]] 1575 1575 1576 - 1577 1577 ((( 1578 1578 More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 1579 1579 ))) ... ... @@ -1764,16 +1764,12 @@ 1764 1764 1765 1765 ))) 1766 1766 1767 - 1768 - 1769 1769 == 4.2 Common AT Command Sequence == 1770 1770 1771 1771 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1772 1772 1773 1773 ((( 1774 - 1775 - 1776 -**If device has not joined network yet:** 1689 +If device has not joined network yet: 1777 1777 ))) 1778 1778 1779 1779 ((( ... ... @@ -1798,7 +1798,7 @@ 1798 1798 1799 1799 1800 1800 ((( 1801 - **If device already joined network:**1714 +If device already joined network: 1802 1802 ))) 1803 1803 1804 1804 ((( ... ... @@ -1811,14 +1811,10 @@ 1811 1811 1812 1812 ))) 1813 1813 1814 - 1815 - 1816 1816 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1817 1817 1818 1818 ((( 1819 - 1820 - 1821 -(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1730 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1822 1822 ))) 1823 1823 1824 1824 ((( ... ... @@ -1826,7 +1826,7 @@ 1826 1826 ))) 1827 1827 1828 1828 ((( 1829 -(% style="background-color:#dcdcdc" %) 123456(%%) 1738 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1830 1830 ))) 1831 1831 1832 1832 ((( ... ... @@ -1834,41 +1834,39 @@ 1834 1834 ))) 1835 1835 1836 1836 ((( 1837 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) 1746 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1838 1838 ))) 1839 1839 1840 1840 ((( 1841 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) 1750 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1842 1842 ))) 1843 1843 1844 1844 ((( 1845 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) 1754 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1846 1846 ))) 1847 1847 1848 1848 ((( 1849 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) 1758 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1850 1850 ))) 1851 1851 1852 1852 ((( 1853 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) 1762 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1854 1854 ))) 1855 1855 1856 1856 ((( 1857 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) 1766 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1858 1858 ))) 1859 1859 1860 1860 ((( 1861 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) 1770 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1862 1862 ))) 1863 1863 1864 1864 ((( 1865 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) 1774 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%)Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1866 1866 ))) 1867 1867 1868 1868 ((( 1869 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1870 - 1871 - 1778 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1872 1872 ))) 1873 1873 1874 1874 ((( ... ... @@ -1890,7 +1890,6 @@ 1890 1890 1891 1891 ))) 1892 1892 1893 - 1894 1894 === 4.2.3 Change to Class A === 1895 1895 1896 1896 If sensor JOINED ... ... @@ -1902,25 +1902,19 @@ 1902 1902 1903 1903 == 5.1 How to upgrade the image? == 1904 1904 1905 - 1906 1906 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1907 1907 1908 1908 * Support new features 1909 1909 * For bug fix 1910 1910 * Change LoRaWAN bands. 1911 - 1912 1912 Below shows the hardware connection for how to upload an image to the LT: 1817 +* [[image:1653359603330-121.png]] 1913 1913 1914 -[[image:1653359603330-121.png]] 1915 - 1916 - 1917 1917 ((( 1918 -(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 1919 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1920 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1921 - 1922 - 1923 -(% style="color:blue" %)**For LT-22222-L**(%%): 1820 +**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 1821 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1822 +**Step3: **Open flashloader; choose the correct COM port to update. 1823 +**For LT-22222-L**: 1924 1924 Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode. 1925 1925 ))) 1926 1926 ... ... @@ -1930,7 +1930,6 @@ 1930 1930 1931 1931 [[image:image-20220524104033-15.png]] 1932 1932 1933 - 1934 1934 (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is: 1935 1935 1936 1936 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1938,8 +1938,6 @@ 1938 1938 1939 1939 ((( 1940 1940 ((( 1941 - 1942 - 1943 1943 == 5.2 How to change the LoRa Frequency Bands/Region? == 1944 1944 ))) 1945 1945 ))) ... ... @@ -1946,11 +1946,11 @@ 1946 1946 1947 1947 ((( 1948 1948 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1949 -))) 1950 1950 1951 -((( 1952 1952 1848 +))) 1953 1953 1850 +((( 1954 1954 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1955 1955 ))) 1956 1956 ... ... @@ -1963,8 +1963,6 @@ 1963 1963 ((( 1964 1964 ((( 1965 1965 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1966 - 1967 - 1968 1968 ))) 1969 1969 ))) 1970 1970 ... ... @@ -1980,25 +1980,23 @@ 1980 1980 (% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN. 1981 1981 ))) 1982 1982 1983 - 1984 1984 ((( 1985 1985 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1986 1986 ))) 1987 1987 1988 1988 ((( 1989 -(% style="background-color:#dcdcdc" %)123456 (%%) 1990 -(% style="background-color:#dcdcdc" %)AT+FDR(%%) 1991 -(% style="background-color:#dcdcdc" %)123456 (%%) 1992 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) 1993 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) 1994 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) 1995 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) 1996 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) 1997 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) 1998 -(% style="background-color:#dcdcdc" %)ATZ (%%) 1883 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1884 +(% style="background-color:#dcdcdc" %)AT+FDR (%%) Reset Parameters to Factory Default, Keys Reserve 1885 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1886 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1887 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1888 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1889 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%)Set transmit interval to 60 seconds 1890 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz 1891 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1892 +(% style="background-color:#dcdcdc" %)ATZ (%%)Reset MCU 1999 1999 ))) 2000 2000 2001 - 2002 2002 ((( 2003 2003 As shown in below: 2004 2004 ))) ... ... @@ -2015,11 +2015,11 @@ 2015 2015 == 5.5 Can i use point to point communication for LT-22222-L? == 2016 2016 2017 2017 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 2018 -))) 2019 2019 2020 -((( 2021 2021 1913 +))) 2022 2022 1915 +((( 2023 2023 = 6. Trouble Shooting = 2024 2024 ))) 2025 2025 ... ... @@ -2031,11 +2031,11 @@ 2031 2031 2032 2032 ((( 2033 2033 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 2034 -))) 2035 2035 2036 -((( 2037 2037 1929 +))) 2038 2038 1931 +((( 2039 2039 == 6.2 Have trouble to upload image. == 2040 2040 ))) 2041 2041 ... ... @@ -2045,7 +2045,9 @@ 2045 2045 2046 2046 ((( 2047 2047 1941 +))) 2048 2048 1943 +((( 2049 2049 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 2050 2050 ))) 2051 2051 ... ... @@ -2053,55 +2053,147 @@ 2053 2053 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 2054 2054 ))) 2055 2055 1951 +((( 1952 + 1953 +))) 2056 2056 2057 - 1955 +((( 2058 2058 = 7. Order Info = 1957 +))) 2059 2059 2060 - 1959 +((( 1960 +((( 2061 2061 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1962 +))) 1963 +))) 2062 2062 2063 - 1965 +((( 1966 +((( 2064 2064 (% style="color:#4f81bd" %)**XXX:** 1968 +))) 1969 +))) 2065 2065 2066 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 2067 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 2068 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 2069 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 2070 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 2071 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2072 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2073 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2074 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1971 +((( 1972 +* ((( 1973 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1974 +))) 1975 +))) 2075 2075 2076 -= 8. Packing Info = 1977 +((( 1978 +* ((( 1979 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1980 +))) 1981 +))) 2077 2077 1983 +((( 1984 +* ((( 1985 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1986 +))) 1987 +))) 2078 2078 1989 +((( 1990 +* ((( 1991 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1992 +))) 1993 +))) 1994 + 1995 +((( 1996 +* ((( 1997 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1998 +))) 1999 +))) 2000 + 2001 +((( 2002 +* ((( 2003 +(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2004 +))) 2005 +))) 2006 + 2007 +((( 2008 +* ((( 2009 +(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2010 +))) 2011 +))) 2012 + 2013 +((( 2014 +* ((( 2015 +(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2016 +))) 2017 +))) 2018 + 2019 +((( 2020 +* ((( 2021 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 2022 + 2023 + 2024 +))) 2025 + 2026 += 8. Packing Info = 2027 +))) 2028 + 2029 +((( 2030 +((( 2079 2079 **Package Includes**: 2032 +))) 2033 +))) 2080 2080 2035 +((( 2036 +((( 2081 2081 * LT-22222-L I/O Controller x 1 2082 2082 * Stick Antenna for LoRa RF part x 1 2083 2083 * Bracket for controller x1 2084 2084 * Program cable x 1 2041 +))) 2042 +))) 2085 2085 2044 +((( 2045 +((( 2086 2086 **Dimension and weight**: 2047 +))) 2048 +))) 2087 2087 2050 +((( 2051 +((( 2088 2088 * Device Size: 13.5 x 7 x 3 cm 2089 2089 * Device Weight: 105g 2090 2090 * Package Size / pcs : 14.5 x 8 x 5 cm 2091 2091 * Weight / pcs : 170g 2092 2092 2057 + 2058 +))) 2059 +))) 2060 + 2061 +((( 2093 2093 = 9. Support = 2063 +))) 2094 2094 2095 2095 * ((( 2066 +((( 2096 2096 Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule. 2097 2097 ))) 2069 +))) 2098 2098 * ((( 2099 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2071 +((( 2072 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to 2100 2100 ))) 2074 +))) 2101 2101 2076 +((( 2077 +((( 2078 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2079 + 2080 + 2081 +))) 2082 + 2083 +((( 2102 2102 = 10. Reference = 2103 2103 2104 -* LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]] 2086 +* Product Page: 2087 + 2088 +LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]] 2089 + 2105 2105 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2106 2106 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2107 2107 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2093 +))) 2094 +)))