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 ))) ... ... @@ -162,6 +162,8 @@ 162 162 163 163 ))) 164 164 167 + 168 + 165 165 == 1.3 Features == 166 166 167 167 * LoRaWAN Class A & Class C protocol ... ... @@ -172,6 +172,8 @@ 172 172 * Firmware upgradable via program port 173 173 * Counting 174 174 179 + 180 + 175 175 == 1.4 Applications == 176 176 177 177 * Smart Buildings & Home Automation ... ... @@ -181,6 +181,8 @@ 181 181 * Smart Cities 182 182 * Smart Factory 183 183 190 + 191 + 184 184 == 1.5 Hardware Variants == 185 185 186 186 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -194,6 +194,8 @@ 194 194 * 1 x Counting Port 195 195 ))) 196 196 205 + 206 + 197 197 = 2. Power ON Device = 198 198 199 199 The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller. ... ... @@ -275,6 +275,8 @@ 275 275 * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 276 276 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 277 277 288 + 289 + 278 278 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 279 279 280 280 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -330,7 +330,6 @@ 330 330 331 331 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 332 332 333 - 334 334 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 335 335 336 336 ((( ... ... @@ -339,7 +339,6 @@ 339 339 340 340 [[image:image-20220523180452-3.png]] 341 341 342 - 343 343 ((( 344 344 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 345 345 ))) ... ... @@ -355,8 +355,6 @@ 355 355 ))) 356 356 357 357 ((( 358 - 359 - 360 360 **To use counting mode, please run:** 361 361 ))) 362 362 ... ... @@ -375,8 +375,6 @@ 375 375 ))) 376 376 377 377 ((( 378 - 379 - 380 380 (% style="color:#4f81bd" %)**AT Commands for counting:** 381 381 ))) 382 382 ... ... @@ -473,9 +473,9 @@ 473 473 ))) 474 474 475 475 482 + 476 476 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 477 477 478 - 479 479 **LT22222-L**: This mode the DI1 is used as a counting pin. 480 480 481 481 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. ... ... @@ -482,7 +482,6 @@ 482 482 483 483 [[image:image-20220523181903-8.png]] 484 484 485 - 486 486 ((( 487 487 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 488 488 ))) ... ... @@ -498,8 +498,6 @@ 498 498 ))) 499 499 500 500 ((( 501 - 502 - 503 503 **To use this mode, please run:** 504 504 ))) 505 505 ... ... @@ -526,8 +526,6 @@ 526 526 ))) 527 527 528 528 ((( 529 - 530 - 531 531 **Plus below command for AVI1 Counting:** 532 532 ))) 533 533 ... ... @@ -563,14 +563,11 @@ 563 563 564 564 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 565 565 566 - 567 567 **LT22222-L**: This mode the DI1 is used as a counting pin. 568 568 569 569 [[image:image-20220523182334-9.png]] 570 570 571 571 ((( 572 - 573 - 574 574 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 575 575 ))) 576 576 ... ... @@ -585,8 +585,6 @@ 585 585 ))) 586 586 587 587 ((( 588 - 589 - 590 590 **To use this mode, please run:** 591 591 ))) 592 592 ... ... @@ -606,6 +606,8 @@ 606 606 607 607 ((( 608 608 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 605 + 606 + 609 609 ))) 610 610 611 611 ... ... @@ -612,7 +612,6 @@ 612 612 613 613 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 614 614 615 - 616 616 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 617 617 618 618 For example, if user has configured below commands: ... ... @@ -676,17 +676,14 @@ 676 676 677 677 Yy4 yy4: AC2 or AV2 high limit. 678 678 679 - 680 680 **Example1**: AA 00 13 88 00 00 00 00 00 00 681 681 682 682 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 683 683 684 - 685 685 **Example2**: AA 02 01 00 686 686 687 687 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 688 688 689 - 690 690 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 691 691 692 692 MOD6 Payload : total 11 bytes payload ... ... @@ -693,7 +693,6 @@ 693 693 694 694 [[image:image-20220524085923-1.png]] 695 695 696 - 697 697 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 698 698 699 699 [[image:image-20220524090106-2.png]] ... ... @@ -742,8 +742,6 @@ 742 742 === 3.3.7 Payload Decoder === 743 743 744 744 ((( 745 - 746 - 747 747 **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/]] 748 748 749 749 ... ... @@ -764,6 +764,7 @@ 764 764 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 765 765 766 766 758 + 767 767 === 3.4.1 Common Commands === 768 768 769 769 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]] ... ... @@ -785,7 +785,6 @@ 785 785 786 786 **Example: **AT+TDC=30000. Means set interval to 30 seconds 787 787 788 - 789 789 * Downlink Payload (prefix 0x01): 790 790 791 791 (% class="box infomessage" %) ... ... @@ -808,7 +808,6 @@ 808 808 809 809 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 810 810 811 - 812 812 * Downlink Payload (prefix 0x0A): 813 813 814 814 (% class="box infomessage" %) ... ... @@ -824,7 +824,6 @@ 824 824 825 825 There is no AT Command to poll uplink 826 826 827 - 828 828 * Downlink Payload (prefix 0x08): 829 829 830 830 (% class="box infomessage" %) ... ... @@ -851,7 +851,6 @@ 851 851 852 852 0: Disable Trigger Mode 853 853 854 - 855 855 * Downlink Payload (prefix 0x0A 06): 856 856 857 857 (% class="box infomessage" %) ... ... @@ -869,7 +869,6 @@ 869 869 870 870 There is no AT Command for this feature. 871 871 872 - 873 873 * Downlink Payload (prefix 0x AB 06): 874 874 875 875 (% class="box infomessage" %) ... ... @@ -890,7 +890,6 @@ 890 890 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 891 891 ))) 892 892 893 - 894 894 **Example:** 895 895 896 896 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) ... ... @@ -903,7 +903,6 @@ 903 903 ))) 904 904 905 905 906 - 907 907 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 908 908 909 909 Set DI1 or DI3(for LT-33222-L) trigger. ... ... @@ -919,12 +919,10 @@ 919 919 920 920 b : delay timing. 921 921 922 - 923 923 **Example:** 924 924 925 925 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 926 926 927 - 928 928 * Downlink Payload (prefix 0x09 01 ): 929 929 930 930 (% class="box infomessage" %) ... ... @@ -933,7 +933,6 @@ 933 933 ))) 934 934 935 935 936 - 937 937 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 938 938 939 939 Set DI2 trigger. ... ... @@ -949,12 +949,10 @@ 949 949 950 950 b : delay timing. 951 951 952 - 953 953 **Example:** 954 954 955 955 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 956 956 957 - 958 958 * Downlink Payload (prefix 0x09 02 ): 959 959 960 960 (% class="box infomessage" %) ... ... @@ -963,7 +963,6 @@ 963 963 ))) 964 964 965 965 966 - 967 967 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 968 968 969 969 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -975,7 +975,6 @@ 975 975 **AT+ACLIM. ** 976 976 ))) 977 977 978 - 979 979 * Downlink Payload (prefix 0xAA 01 ): 980 980 981 981 (% class="box infomessage" %) ... ... @@ -984,7 +984,6 @@ 984 984 ))) 985 985 986 986 987 - 988 988 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 989 989 990 990 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -996,7 +996,6 @@ 996 996 **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 997 997 ))) 998 998 999 - 1000 1000 * Downlink Payload (prefix 0xAA 00 ): 1001 1001 1002 1002 (% class="box infomessage" %) ... ... @@ -1005,7 +1005,6 @@ 1005 1005 ))) 1006 1006 1007 1007 1008 - 1009 1009 ==== 3.4.2.11 Trigger – Set minimum interval ==== 1010 1010 1011 1011 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -1017,7 +1017,6 @@ 1017 1017 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 1018 1018 ))) 1019 1019 1020 - 1021 1021 * Downlink Payload (prefix 0xAC ): 1022 1022 1023 1023 (% class="box infomessage" %) ... ... @@ -1026,7 +1026,6 @@ 1026 1026 ))) 1027 1027 1028 1028 1029 - 1030 1030 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1031 1031 1032 1032 * AT Command: ... ... @@ -1033,7 +1033,6 @@ 1033 1033 1034 1034 There is no AT Command to control Digital Output 1035 1035 1036 - 1037 1037 * Downlink Payload (prefix 0x02): 1038 1038 1039 1039 (% class="box infomessage" %) ... ... @@ -1060,7 +1060,6 @@ 1060 1060 ))) 1061 1061 1062 1062 1063 - 1064 1064 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1065 1065 1066 1066 * AT Command: ... ... @@ -1067,7 +1067,6 @@ 1067 1067 1068 1068 There is no AT Command to control Digital Output 1069 1069 1070 - 1071 1071 * Downlink Payload (prefix 0xA9): 1072 1072 1073 1073 (% class="box infomessage" %) ... ... @@ -1087,22 +1087,18 @@ 1087 1087 1088 1088 00: DO pins will change to an inverter state after timeout 1089 1089 1090 - 1091 1091 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1092 1092 1093 1093 [[image:image-20220524093238-6.png]] 1094 1094 1095 - 1096 1096 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1097 1097 1098 1098 [[image:image-20220524093328-7.png]] 1099 1099 1100 - 1101 1101 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1102 1102 1103 1103 [[image:image-20220524093351-8.png]] 1104 1104 1105 - 1106 1106 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1107 1107 1108 1108 Latching time. Unit: ms ... ... @@ -1109,7 +1109,6 @@ 1109 1109 1110 1110 Device will upload a packet if downlink code executes successfully. 1111 1111 1112 - 1113 1113 **Example payload:** 1114 1114 1115 1115 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1129,14 +1129,12 @@ 1129 1129 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 1130 1130 1131 1131 1097 +=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1132 1132 1133 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1134 - 1135 1135 * AT Command: 1136 1136 1137 1137 There is no AT Command to control Relay Output 1138 1138 1139 - 1140 1140 * Downlink Payload (prefix 0x03): 1141 1141 1142 1142 (% class="box infomessage" %) ... ... @@ -1159,7 +1159,6 @@ 1159 1159 Device will upload a packet if downlink code executes successfully. 1160 1160 1161 1161 1162 - 1163 1163 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1164 1164 1165 1165 * AT Command: ... ... @@ -1166,7 +1166,6 @@ 1166 1166 1167 1167 There is no AT Command to control Relay Output 1168 1168 1169 - 1170 1170 * Downlink Payload (prefix 0x05): 1171 1171 1172 1172 (% class="box infomessage" %) ... ... @@ -1184,17 +1184,14 @@ 1184 1184 1185 1185 00: Relays will change to an inverter state after timeout 1186 1186 1187 - 1188 1188 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1189 1189 1190 1190 [[image:image-20220524093831-10.png]] 1191 1191 1192 - 1193 1193 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1194 1194 1195 1195 Device will upload a packet if downlink code executes successfully. 1196 1196 1197 - 1198 1198 **Example payload:** 1199 1199 1200 1200 **~1. 05 01 11 07 D0** ... ... @@ -1214,7 +1214,6 @@ 1214 1214 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1215 1215 1216 1216 1217 - 1218 1218 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1219 1219 1220 1220 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] ... ... @@ -1226,7 +1226,6 @@ 1226 1226 **AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1227 1227 ))) 1228 1228 1229 - 1230 1230 * Downlink Payload (prefix 0xA5): 1231 1231 1232 1232 (% class="box infomessage" %) ... ... @@ -1235,7 +1235,6 @@ 1235 1235 ))) 1236 1236 1237 1237 1238 - 1239 1239 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1240 1240 1241 1241 * AT Command: ... ... @@ -1253,7 +1253,6 @@ 1253 1253 1254 1254 Bb cc dd ee: number to be set 1255 1255 1256 - 1257 1257 * Downlink Payload (prefix 0xA8): 1258 1258 1259 1259 (% class="box infomessage" %) ... ... @@ -1262,7 +1262,6 @@ 1262 1262 ))) 1263 1263 1264 1264 1265 - 1266 1266 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1267 1267 1268 1268 Clear counting for counting mode ... ... @@ -1282,7 +1282,6 @@ 1282 1282 ))) 1283 1283 1284 1284 1285 - 1286 1286 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1287 1287 1288 1288 * AT Command: ... ... @@ -1305,17 +1305,16 @@ 1305 1305 1306 1306 ))) 1307 1307 1308 - 1309 1309 == 3.5 Integrate with Mydevice == 1310 1310 1311 1311 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: 1312 1312 1313 1313 ((( 1314 - (% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.1265 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time. 1315 1315 ))) 1316 1316 1317 1317 ((( 1318 - (% 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:1269 +**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: 1319 1319 ))) 1320 1320 1321 1321 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1322,13 +1322,12 @@ 1322 1322 1323 1323 [[image:image-20220524094641-11.png||height="390" width="723"]] 1324 1324 1325 - 1326 1326 [[image:image-20220524094641-12.png||height="402" width="718"]] 1327 1327 1328 1328 1329 - (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.1279 +**Step 3**: Create an account or log in Mydevices. 1330 1330 1331 - (% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)1281 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1332 1332 1333 1333 Search under The things network 1334 1334 ... ... @@ -1335,25 +1335,19 @@ 1335 1335 [[image:1653356838789-523.png||height="337" width="740"]] 1336 1336 1337 1337 1338 - 1339 1339 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1340 1340 1341 1341 [[image:image-20220524094909-1.png||height="335" width="729"]] 1342 1342 1343 - 1344 1344 [[image:image-20220524094909-2.png||height="337" width="729"]] 1345 1345 1346 - 1347 1347 [[image:image-20220524094909-3.png||height="338" width="727"]] 1348 1348 1349 - 1350 1350 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1351 1351 1352 - 1353 1353 [[image:image-20220524094909-5.png||height="341" width="734"]] 1354 1354 1355 1355 1356 - 1357 1357 == 3.6 Interface Detail == 1358 1358 1359 1359 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1363,7 +1363,6 @@ 1363 1363 [[image:1653356991268-289.png]] 1364 1364 1365 1365 1366 - 1367 1367 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1368 1368 1369 1369 ((( ... ... @@ -1389,7 +1389,7 @@ 1389 1389 ))) 1390 1390 1391 1391 ((( 1392 - (% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.1335 +**Example1**: Connect to a Low active sensor. 1393 1393 ))) 1394 1394 1395 1395 ((( ... ... @@ -1420,7 +1420,7 @@ 1420 1420 ))) 1421 1421 1422 1422 ((( 1423 - (% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.1366 +**Example2**: Connect to a High active sensor. 1424 1424 ))) 1425 1425 1426 1426 ((( ... ... @@ -1451,7 +1451,7 @@ 1451 1451 ))) 1452 1452 1453 1453 ((( 1454 - (% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.1397 +**Example3**: Connect to a 220v high active sensor. 1455 1455 ))) 1456 1456 1457 1457 ((( ... ... @@ -1478,7 +1478,6 @@ 1478 1478 ))) 1479 1479 1480 1480 1481 - 1482 1482 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1483 1483 1484 1484 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1486,14 +1486,12 @@ 1486 1486 [[image:1653357531600-905.png]] 1487 1487 1488 1488 1489 - 1490 1490 === 3.6.4 Analog Input Interface === 1491 1491 1492 1492 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: 1493 1493 1435 +**AC2 = (IN2 voltage )/12** 1494 1494 1495 -(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1496 - 1497 1497 [[image:1653357592296-182.png]] 1498 1498 1499 1499 Example to connect a 4~~20mA sensor ... ... @@ -1500,24 +1500,22 @@ 1500 1500 1501 1501 We take the wind speed sensor as an example for reference only. 1502 1502 1443 +Specifications of the wind speed sensor: 1503 1503 1504 - **Specifications of the windspeed sensor:**1445 +Red:12~~24v 1505 1505 1506 - Red:12~~24v1447 +Yellow:4~~20mA 1507 1507 1508 - Yellow:4~~20mA1449 +Black:GND 1509 1509 1510 -Black: GND 1511 1511 1452 +Connection diagram: 1512 1512 1513 -**Connection diagram:** 1514 - 1515 1515 [[image:1653357640609-758.png]] 1516 1516 1517 1517 [[image:1653357648330-671.png||height="155" width="733"]] 1518 1518 1519 1519 1520 - 1521 1521 === 3.6.5 Relay Output === 1522 1522 1523 1523 ((( ... ... @@ -1529,7 +1529,6 @@ 1529 1529 [[image:image-20220524100215-10.png||height="382" width="723"]] 1530 1530 1531 1531 1532 - 1533 1533 == 3.7 LEDs Indicators == 1534 1534 1535 1535 [[image:image-20220524100748-11.png]] ... ... @@ -1543,7 +1543,6 @@ 1543 1543 1544 1544 [[image:1653358238933-385.png]] 1545 1545 1546 - 1547 1547 ((( 1548 1548 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: 1549 1549 ))) ... ... @@ -1550,7 +1550,6 @@ 1550 1550 1551 1551 [[image:1653358355238-883.png]] 1552 1552 1553 - 1554 1554 ((( 1555 1555 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/]] 1556 1556 ))) ... ... @@ -1741,16 +1741,12 @@ 1741 1741 1742 1742 ))) 1743 1743 1744 - 1745 - 1746 1746 == 4.2 Common AT Command Sequence == 1747 1747 1748 1748 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1749 1749 1750 1750 ((( 1751 - 1752 - 1753 -**If device has not joined network yet:** 1684 +If device has not joined network yet: 1754 1754 ))) 1755 1755 1756 1756 ((( ... ... @@ -1775,7 +1775,7 @@ 1775 1775 1776 1776 1777 1777 ((( 1778 - **If device already joined network:**1709 +If device already joined network: 1779 1779 ))) 1780 1780 1781 1781 ((( ... ... @@ -1788,14 +1788,10 @@ 1788 1788 1789 1789 ))) 1790 1790 1791 - 1792 - 1793 1793 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1794 1794 1795 1795 ((( 1796 - 1797 - 1798 -(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1725 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1799 1799 ))) 1800 1800 1801 1801 ((( ... ... @@ -1803,7 +1803,7 @@ 1803 1803 ))) 1804 1804 1805 1805 ((( 1806 -(% style="background-color:#dcdcdc" %) 123456(%%) 1733 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1807 1807 ))) 1808 1808 1809 1809 ((( ... ... @@ -1811,41 +1811,39 @@ 1811 1811 ))) 1812 1812 1813 1813 ((( 1814 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) 1741 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1815 1815 ))) 1816 1816 1817 1817 ((( 1818 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) 1745 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1819 1819 ))) 1820 1820 1821 1821 ((( 1822 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) 1749 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1823 1823 ))) 1824 1824 1825 1825 ((( 1826 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) 1753 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1827 1827 ))) 1828 1828 1829 1829 ((( 1830 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) 1757 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1831 1831 ))) 1832 1832 1833 1833 ((( 1834 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) 1761 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1835 1835 ))) 1836 1836 1837 1837 ((( 1838 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) 1765 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1839 1839 ))) 1840 1840 1841 1841 ((( 1842 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) 1769 +(% 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. 1843 1843 ))) 1844 1844 1845 1845 ((( 1846 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1847 - 1848 - 1773 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1849 1849 ))) 1850 1850 1851 1851 ((( ... ... @@ -1867,7 +1867,6 @@ 1867 1867 1868 1868 ))) 1869 1869 1870 - 1871 1871 === 4.2.3 Change to Class A === 1872 1872 1873 1873 If sensor JOINED ... ... @@ -1879,25 +1879,19 @@ 1879 1879 1880 1880 == 5.1 How to upgrade the image? == 1881 1881 1882 - 1883 1883 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1884 1884 1885 1885 * Support new features 1886 1886 * For bug fix 1887 1887 * Change LoRaWAN bands. 1888 - 1889 1889 Below shows the hardware connection for how to upload an image to the LT: 1812 +* [[image:1653359603330-121.png]] 1890 1890 1891 -[[image:1653359603330-121.png]] 1892 - 1893 - 1894 1894 ((( 1895 -(% 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]]. 1896 -(% 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/]]. 1897 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1898 - 1899 - 1900 -(% style="color:blue" %)**For LT-22222-L**(%%): 1815 +**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]]. 1816 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1817 +**Step3: **Open flashloader; choose the correct COM port to update. 1818 +**For LT-22222-L**: 1901 1901 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. 1902 1902 ))) 1903 1903 ... ... @@ -1907,7 +1907,6 @@ 1907 1907 1908 1908 [[image:image-20220524104033-15.png]] 1909 1909 1910 - 1911 1911 (% 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: 1912 1912 1913 1913 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1915,8 +1915,6 @@ 1915 1915 1916 1916 ((( 1917 1917 ((( 1918 - 1919 - 1920 1920 == 5.2 How to change the LoRa Frequency Bands/Region? == 1921 1921 ))) 1922 1922 ))) ... ... @@ -1923,11 +1923,11 @@ 1923 1923 1924 1924 ((( 1925 1925 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1926 -))) 1927 1927 1928 -((( 1929 1929 1843 +))) 1930 1930 1845 +((( 1931 1931 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1932 1932 ))) 1933 1933 ... ... @@ -1940,8 +1940,6 @@ 1940 1940 ((( 1941 1941 ((( 1942 1942 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1943 - 1944 - 1945 1945 ))) 1946 1946 ))) 1947 1947 ... ... @@ -1957,25 +1957,23 @@ 1957 1957 (% 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. 1958 1958 ))) 1959 1959 1960 - 1961 1961 ((( 1962 1962 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1963 1963 ))) 1964 1964 1965 1965 ((( 1966 -(% style="background-color:#dcdcdc" %)123456 (%%) 1967 -(% style="background-color:#dcdcdc" %)AT+FDR(%%) 1968 -(% style="background-color:#dcdcdc" %)123456 (%%) 1969 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) 1970 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) 1971 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) 1972 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) 1973 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) 1974 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) 1975 -(% style="background-color:#dcdcdc" %)ATZ (%%) 1878 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1879 +(% style="background-color:#dcdcdc" %)AT+FDR (%%) Reset Parameters to Factory Default, Keys Reserve 1880 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1881 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1882 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1883 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1884 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%)Set transmit interval to 60 seconds 1885 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz 1886 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1887 +(% style="background-color:#dcdcdc" %)ATZ (%%)Reset MCU 1976 1976 ))) 1977 1977 1978 - 1979 1979 ((( 1980 1980 As shown in below: 1981 1981 ))) ... ... @@ -1992,11 +1992,11 @@ 1992 1992 == 5.5 Can i use point to point communication for LT-22222-L? == 1993 1993 1994 1994 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1995 -))) 1996 1996 1997 -((( 1998 1998 1908 +))) 1999 1999 1910 +((( 2000 2000 = 6. Trouble Shooting = 2001 2001 ))) 2002 2002 ... ... @@ -2008,11 +2008,11 @@ 2008 2008 2009 2009 ((( 2010 2010 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 2011 -))) 2012 2012 2013 -((( 2014 2014 1924 +))) 2015 2015 1926 +((( 2016 2016 == 6.2 Have trouble to upload image. == 2017 2017 ))) 2018 2018 ... ... @@ -2022,7 +2022,9 @@ 2022 2022 2023 2023 ((( 2024 2024 1936 +))) 2025 2025 1938 +((( 2026 2026 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 2027 2027 ))) 2028 2028 ... ... @@ -2030,55 +2030,147 @@ 2030 2030 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 2031 2031 ))) 2032 2032 1946 +((( 1947 + 1948 +))) 2033 2033 2034 - 1950 +((( 2035 2035 = 7. Order Info = 1952 +))) 2036 2036 2037 - 1954 +((( 1955 +((( 2038 2038 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1957 +))) 1958 +))) 2039 2039 2040 - 1960 +((( 1961 +((( 2041 2041 (% style="color:#4f81bd" %)**XXX:** 1963 +))) 1964 +))) 2042 2042 2043 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 2044 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 2045 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 2046 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 2047 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 2048 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2049 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2050 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2051 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1966 +((( 1967 +* ((( 1968 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1969 +))) 1970 +))) 2052 2052 2053 -= 8. Packing Info = 1972 +((( 1973 +* ((( 1974 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1975 +))) 1976 +))) 2054 2054 1978 +((( 1979 +* ((( 1980 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1981 +))) 1982 +))) 2055 2055 1984 +((( 1985 +* ((( 1986 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1987 +))) 1988 +))) 1989 + 1990 +((( 1991 +* ((( 1992 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1993 +))) 1994 +))) 1995 + 1996 +((( 1997 +* ((( 1998 +(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1999 +))) 2000 +))) 2001 + 2002 +((( 2003 +* ((( 2004 +(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2005 +))) 2006 +))) 2007 + 2008 +((( 2009 +* ((( 2010 +(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2011 +))) 2012 +))) 2013 + 2014 +((( 2015 +* ((( 2016 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 2017 + 2018 + 2019 +))) 2020 + 2021 += 8. Packing Info = 2022 +))) 2023 + 2024 +((( 2025 +((( 2056 2056 **Package Includes**: 2027 +))) 2028 +))) 2057 2057 2030 +((( 2031 +((( 2058 2058 * LT-22222-L I/O Controller x 1 2059 2059 * Stick Antenna for LoRa RF part x 1 2060 2060 * Bracket for controller x1 2061 2061 * Program cable x 1 2036 +))) 2037 +))) 2062 2062 2039 +((( 2040 +((( 2063 2063 **Dimension and weight**: 2042 +))) 2043 +))) 2064 2064 2045 +((( 2046 +((( 2065 2065 * Device Size: 13.5 x 7 x 3 cm 2066 2066 * Device Weight: 105g 2067 2067 * Package Size / pcs : 14.5 x 8 x 5 cm 2068 2068 * Weight / pcs : 170g 2069 2069 2052 + 2053 +))) 2054 +))) 2055 + 2056 +((( 2070 2070 = 9. Support = 2058 +))) 2071 2071 2072 2072 * ((( 2061 +((( 2073 2073 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. 2074 2074 ))) 2064 +))) 2075 2075 * ((( 2076 -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]] 2066 +((( 2067 +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 2077 2077 ))) 2069 +))) 2078 2078 2071 +((( 2072 +((( 2073 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2074 + 2075 + 2076 +))) 2077 + 2078 +((( 2079 2079 = 10. Reference = 2080 2080 2081 -* 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]] 2081 +* Product Page: 2082 + 2083 +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]] 2084 + 2082 2082 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2083 2083 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2084 2084 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2088 +))) 2089 +)))