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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... ... @@ -75,9 +75,8 @@ 75 75 ))) 76 76 ))) 77 77 78 -((( 79 - 80 80 79 +((( 81 81 **Interface for Model: LT22222-L:** 82 82 ))) 83 83 ... ... @@ -100,9 +100,8 @@ 100 100 Power Input 7~~ 24V DC. 101 101 ))) 102 102 103 -((( 104 - 105 105 103 +((( 106 106 **LoRa Spec:** 107 107 ))) 108 108 ... ... @@ -162,8 +162,12 @@ 162 162 ))) 163 163 * ((( 164 164 Packet engine up to 256 bytes with CRC. 163 + 164 + 165 165 ))) 166 166 167 + 168 + 167 167 == 1.3 Features == 168 168 169 169 * LoRaWAN Class A & Class C protocol ... ... @@ -174,6 +174,8 @@ 174 174 * Firmware upgradable via program port 175 175 * Counting 176 176 179 + 180 + 177 177 == 1.4 Applications == 178 178 179 179 * Smart Buildings & Home Automation ... ... @@ -183,6 +183,8 @@ 183 183 * Smart Cities 184 184 * Smart Factory 185 185 190 + 191 + 186 186 == 1.5 Hardware Variants == 187 187 188 188 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -196,6 +196,8 @@ 196 196 * 1 x Counting Port 197 197 ))) 198 198 205 + 206 + 199 199 = 2. Power ON Device = 200 200 201 201 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. ... ... @@ -218,9 +218,12 @@ 218 218 219 219 ((( 220 220 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 + 221 221 ))) 222 222 223 223 234 + 224 224 == 3.2 Example to join LoRaWAN network == 225 225 226 226 ((( ... ... @@ -229,13 +229,12 @@ 229 229 230 230 [[image:image-20220523172350-1.png||height="266" width="864"]] 231 231 232 - 233 233 ((( 234 234 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: 235 235 ))) 236 236 237 237 ((( 238 - (% 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. 239 239 ))) 240 240 241 241 ((( ... ... @@ -244,7 +244,6 @@ 244 244 245 245 [[image:1653297924498-393.png]] 246 246 247 - 248 248 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 249 249 250 250 Add APP EUI in the application. ... ... @@ -258,7 +258,7 @@ 258 258 259 259 260 260 ((( 261 - (% 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. 262 262 ))) 263 263 264 264 [[image:1653298044601-602.png||height="405" width="709"]] ... ... @@ -277,6 +277,7 @@ 277 277 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 278 278 279 279 289 + 280 280 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 281 281 282 282 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -284,8 +284,6 @@ 284 284 [[image:image-20220523174024-3.png]] 285 285 286 286 ((( 287 - 288 - 289 289 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 290 290 ))) 291 291 ... ... @@ -299,7 +299,6 @@ 299 299 300 300 For example if payload is: [[image:image-20220523175847-2.png]] 301 301 302 - 303 303 **The value for the interface is: ** 304 304 305 305 AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V ... ... @@ -316,7 +316,6 @@ 316 316 * [0] RO2 relay channel is open and RO2 LED is OFF; 317 317 318 318 319 - 320 320 **LT22222-L:** 321 321 322 322 * [1] DI2 channel is high input and DI2 LED is ON; ... ... @@ -333,9 +333,9 @@ 333 333 ** DO1 LED is off in both case 334 334 335 335 342 + 336 336 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 337 337 338 - 339 339 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 340 340 341 341 ((( ... ... @@ -344,7 +344,6 @@ 344 344 345 345 [[image:image-20220523180452-3.png]] 346 346 347 - 348 348 ((( 349 349 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 350 350 ))) ... ... @@ -360,8 +360,6 @@ 360 360 ))) 361 361 362 362 ((( 363 - 364 - 365 365 **To use counting mode, please run:** 366 366 ))) 367 367 ... ... @@ -380,8 +380,6 @@ 380 380 ))) 381 381 382 382 ((( 383 - 384 - 385 385 (% style="color:#4f81bd" %)**AT Commands for counting:** 386 386 ))) 387 387 ... ... @@ -473,6 +473,8 @@ 473 473 474 474 ((( 475 475 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 477 + 478 + 476 476 ))) 477 477 478 478 ... ... @@ -479,7 +479,6 @@ 479 479 480 480 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 481 481 482 - 483 483 **LT22222-L**: This mode the DI1 is used as a counting pin. 484 484 485 485 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. ... ... @@ -486,7 +486,6 @@ 486 486 487 487 [[image:image-20220523181903-8.png]] 488 488 489 - 490 490 ((( 491 491 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 492 492 ))) ... ... @@ -502,8 +502,6 @@ 502 502 ))) 503 503 504 504 ((( 505 - 506 - 507 507 **To use this mode, please run:** 508 508 ))) 509 509 ... ... @@ -530,8 +530,6 @@ 530 530 ))) 531 531 532 532 ((( 533 - 534 - 535 535 **Plus below command for AVI1 Counting:** 536 536 ))) 537 537 ... ... @@ -567,14 +567,11 @@ 567 567 568 568 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 569 569 570 - 571 571 **LT22222-L**: This mode the DI1 is used as a counting pin. 572 572 573 573 [[image:image-20220523182334-9.png]] 574 574 575 575 ((( 576 - 577 - 578 578 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 579 579 ))) 580 580 ... ... @@ -589,8 +589,6 @@ 589 589 ))) 590 590 591 591 ((( 592 - 593 - 594 594 **To use this mode, please run:** 595 595 ))) 596 596 ... ... @@ -610,6 +610,8 @@ 610 610 611 611 ((( 612 612 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 605 + 606 + 613 613 ))) 614 614 615 615 ... ... @@ -616,7 +616,6 @@ 616 616 617 617 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 618 618 619 - 620 620 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 621 621 622 622 For example, if user has configured below commands: ... ... @@ -642,7 +642,6 @@ 642 642 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 643 643 644 644 645 - 646 646 (% style="color:#4f81bd" %)**Trigger base on current**: 647 647 648 648 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -652,7 +652,6 @@ 652 652 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 653 653 654 654 655 - 656 656 (% style="color:#4f81bd" %)**Trigger base on DI status**: 657 657 658 658 DI status trigger Flag. ... ... @@ -659,13 +659,12 @@ 659 659 660 660 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 661 661 662 - 663 663 **Example:** 664 664 665 665 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 666 666 667 667 668 -**Downlink Command to set Trigger Condition :**658 +**Downlink Command to set Trigger Condition** 669 669 670 670 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 671 671 ... ... @@ -683,18 +683,14 @@ 683 683 684 684 Yy4 yy4: AC2 or AV2 high limit. 685 685 686 - 687 687 **Example1**: AA 00 13 88 00 00 00 00 00 00 688 688 689 689 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 690 690 691 - 692 692 **Example2**: AA 02 01 00 693 693 694 694 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 695 695 696 - 697 - 698 698 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 699 699 700 700 MOD6 Payload : total 11 bytes payload ... ... @@ -701,7 +701,6 @@ 701 701 702 702 [[image:image-20220524085923-1.png]] 703 703 704 - 705 705 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 706 706 707 707 [[image:image-20220524090106-2.png]] ... ... @@ -750,8 +750,6 @@ 750 750 === 3.3.7 Payload Decoder === 751 751 752 752 ((( 753 - 754 - 755 755 **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/]] 756 756 757 757 ... ... @@ -758,6 +758,7 @@ 758 758 ))) 759 759 760 760 744 + 761 761 == 3.4 Configure LT via AT or Downlink == 762 762 763 763 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -772,7 +772,6 @@ 772 772 773 773 774 774 775 - 776 776 === 3.4.1 Common Commands === 777 777 778 778 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]] ... ... @@ -794,7 +794,6 @@ 794 794 795 795 **Example: **AT+TDC=30000. Means set interval to 30 seconds 796 796 797 - 798 798 * Downlink Payload (prefix 0x01): 799 799 800 800 (% class="box infomessage" %) ... ... @@ -817,7 +817,6 @@ 817 817 818 818 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 819 819 820 - 821 821 * Downlink Payload (prefix 0x0A): 822 822 823 823 (% class="box infomessage" %) ... ... @@ -833,7 +833,6 @@ 833 833 834 834 There is no AT Command to poll uplink 835 835 836 - 837 837 * Downlink Payload (prefix 0x08): 838 838 839 839 (% class="box infomessage" %) ... ... @@ -860,7 +860,6 @@ 860 860 861 861 0: Disable Trigger Mode 862 862 863 - 864 864 * Downlink Payload (prefix 0x0A 06): 865 865 866 866 (% class="box infomessage" %) ... ... @@ -878,7 +878,6 @@ 878 878 879 879 There is no AT Command for this feature. 880 880 881 - 882 882 * Downlink Payload (prefix 0x AB 06): 883 883 884 884 (% class="box infomessage" %) ... ... @@ -899,7 +899,6 @@ 899 899 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 900 900 ))) 901 901 902 - 903 903 **Example:** 904 904 905 905 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) ... ... @@ -928,12 +928,10 @@ 928 928 929 929 b : delay timing. 930 930 931 - 932 932 **Example:** 933 933 934 934 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 935 935 936 - 937 937 * Downlink Payload (prefix 0x09 01 ): 938 938 939 939 (% class="box infomessage" %) ... ... @@ -958,12 +958,10 @@ 958 958 959 959 b : delay timing. 960 960 961 - 962 962 **Example:** 963 963 964 964 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 965 965 966 - 967 967 * Downlink Payload (prefix 0x09 02 ): 968 968 969 969 (% class="box infomessage" %) ... ... @@ -984,7 +984,6 @@ 984 984 **AT+ACLIM. ** 985 985 ))) 986 986 987 - 988 988 * Downlink Payload (prefix 0xAA 01 ): 989 989 990 990 (% class="box infomessage" %) ... ... @@ -1005,7 +1005,6 @@ 1005 1005 **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 1006 1006 ))) 1007 1007 1008 - 1009 1009 * Downlink Payload (prefix 0xAA 00 ): 1010 1010 1011 1011 (% class="box infomessage" %) ... ... @@ -1014,7 +1014,6 @@ 1014 1014 ))) 1015 1015 1016 1016 1017 - 1018 1018 ==== 3.4.2.11 Trigger – Set minimum interval ==== 1019 1019 1020 1020 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -1026,7 +1026,6 @@ 1026 1026 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 1027 1027 ))) 1028 1028 1029 - 1030 1030 * Downlink Payload (prefix 0xAC ): 1031 1031 1032 1032 (% class="box infomessage" %) ... ... @@ -1035,7 +1035,6 @@ 1035 1035 ))) 1036 1036 1037 1037 1038 - 1039 1039 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1040 1040 1041 1041 * AT Command: ... ... @@ -1042,7 +1042,6 @@ 1042 1042 1043 1043 There is no AT Command to control Digital Output 1044 1044 1045 - 1046 1046 * Downlink Payload (prefix 0x02): 1047 1047 1048 1048 (% class="box infomessage" %) ... ... @@ -1069,7 +1069,6 @@ 1069 1069 ))) 1070 1070 1071 1071 1072 - 1073 1073 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1074 1074 1075 1075 * AT Command: ... ... @@ -1076,7 +1076,6 @@ 1076 1076 1077 1077 There is no AT Command to control Digital Output 1078 1078 1079 - 1080 1080 * Downlink Payload (prefix 0xA9): 1081 1081 1082 1082 (% class="box infomessage" %) ... ... @@ -1096,22 +1096,18 @@ 1096 1096 1097 1097 00: DO pins will change to an inverter state after timeout 1098 1098 1099 - 1100 1100 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1101 1101 1102 1102 [[image:image-20220524093238-6.png]] 1103 1103 1104 - 1105 1105 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1106 1106 1107 1107 [[image:image-20220524093328-7.png]] 1108 1108 1109 - 1110 1110 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1111 1111 1112 1112 [[image:image-20220524093351-8.png]] 1113 1113 1114 - 1115 1115 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1116 1116 1117 1117 Latching time. Unit: ms ... ... @@ -1118,7 +1118,6 @@ 1118 1118 1119 1119 Device will upload a packet if downlink code executes successfully. 1120 1120 1121 - 1122 1122 **Example payload:** 1123 1123 1124 1124 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1138,14 +1138,12 @@ 1138 1138 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 1139 1139 1140 1140 1101 +=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1141 1141 1142 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1143 - 1144 1144 * AT Command: 1145 1145 1146 1146 There is no AT Command to control Relay Output 1147 1147 1148 - 1149 1149 * Downlink Payload (prefix 0x03): 1150 1150 1151 1151 (% class="box infomessage" %) ... ... @@ -1168,7 +1168,6 @@ 1168 1168 Device will upload a packet if downlink code executes successfully. 1169 1169 1170 1170 1171 - 1172 1172 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1173 1173 1174 1174 * AT Command: ... ... @@ -1175,7 +1175,6 @@ 1175 1175 1176 1176 There is no AT Command to control Relay Output 1177 1177 1178 - 1179 1179 * Downlink Payload (prefix 0x05): 1180 1180 1181 1181 (% class="box infomessage" %) ... ... @@ -1193,17 +1193,14 @@ 1193 1193 1194 1194 00: Relays will change to an inverter state after timeout 1195 1195 1196 - 1197 1197 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1198 1198 1199 1199 [[image:image-20220524093831-10.png]] 1200 1200 1201 - 1202 1202 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1203 1203 1204 1204 Device will upload a packet if downlink code executes successfully. 1205 1205 1206 - 1207 1207 **Example payload:** 1208 1208 1209 1209 **~1. 05 01 11 07 D0** ... ... @@ -1223,7 +1223,6 @@ 1223 1223 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1224 1224 1225 1225 1226 - 1227 1227 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1228 1228 1229 1229 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] ... ... @@ -1235,7 +1235,6 @@ 1235 1235 **AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1236 1236 ))) 1237 1237 1238 - 1239 1239 * Downlink Payload (prefix 0xA5): 1240 1240 1241 1241 (% class="box infomessage" %) ... ... @@ -1244,7 +1244,6 @@ 1244 1244 ))) 1245 1245 1246 1246 1247 - 1248 1248 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1249 1249 1250 1250 * AT Command: ... ... @@ -1262,7 +1262,6 @@ 1262 1262 1263 1263 Bb cc dd ee: number to be set 1264 1264 1265 - 1266 1266 * Downlink Payload (prefix 0xA8): 1267 1267 1268 1268 (% class="box infomessage" %) ... ... @@ -1271,7 +1271,6 @@ 1271 1271 ))) 1272 1272 1273 1273 1274 - 1275 1275 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1276 1276 1277 1277 Clear counting for counting mode ... ... @@ -1291,7 +1291,6 @@ 1291 1291 ))) 1292 1292 1293 1293 1294 - 1295 1295 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1296 1296 1297 1297 * AT Command: ... ... @@ -1314,17 +1314,16 @@ 1314 1314 1315 1315 ))) 1316 1316 1317 - 1318 1318 == 3.5 Integrate with Mydevice == 1319 1319 1320 1320 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: 1321 1321 1322 1322 ((( 1323 - (% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.1269 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time. 1324 1324 ))) 1325 1325 1326 1326 ((( 1327 - (% 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:1273 +**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: 1328 1328 ))) 1329 1329 1330 1330 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1331,13 +1331,12 @@ 1331 1331 1332 1332 [[image:image-20220524094641-11.png||height="390" width="723"]] 1333 1333 1334 - 1335 1335 [[image:image-20220524094641-12.png||height="402" width="718"]] 1336 1336 1337 1337 1338 - (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.1283 +**Step 3**: Create an account or log in Mydevices. 1339 1339 1340 - (% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)1285 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1341 1341 1342 1342 Search under The things network 1343 1343 ... ... @@ -1344,25 +1344,19 @@ 1344 1344 [[image:1653356838789-523.png||height="337" width="740"]] 1345 1345 1346 1346 1347 - 1348 1348 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1349 1349 1350 1350 [[image:image-20220524094909-1.png||height="335" width="729"]] 1351 1351 1352 - 1353 1353 [[image:image-20220524094909-2.png||height="337" width="729"]] 1354 1354 1355 - 1356 1356 [[image:image-20220524094909-3.png||height="338" width="727"]] 1357 1357 1358 - 1359 1359 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1360 1360 1361 - 1362 1362 [[image:image-20220524094909-5.png||height="341" width="734"]] 1363 1363 1364 1364 1365 - 1366 1366 == 3.6 Interface Detail == 1367 1367 1368 1368 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1372,7 +1372,6 @@ 1372 1372 [[image:1653356991268-289.png]] 1373 1373 1374 1374 1375 - 1376 1376 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1377 1377 1378 1378 ((( ... ... @@ -1398,7 +1398,7 @@ 1398 1398 ))) 1399 1399 1400 1400 ((( 1401 - (% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.1339 +**Example1**: Connect to a Low active sensor. 1402 1402 ))) 1403 1403 1404 1404 ((( ... ... @@ -1429,7 +1429,7 @@ 1429 1429 ))) 1430 1430 1431 1431 ((( 1432 - (% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.1370 +**Example2**: Connect to a High active sensor. 1433 1433 ))) 1434 1434 1435 1435 ((( ... ... @@ -1460,7 +1460,7 @@ 1460 1460 ))) 1461 1461 1462 1462 ((( 1463 - (% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.1401 +**Example3**: Connect to a 220v high active sensor. 1464 1464 ))) 1465 1465 1466 1466 ((( ... ... @@ -1487,7 +1487,6 @@ 1487 1487 ))) 1488 1488 1489 1489 1490 - 1491 1491 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1492 1492 1493 1493 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1495,14 +1495,12 @@ 1495 1495 [[image:1653357531600-905.png]] 1496 1496 1497 1497 1498 - 1499 1499 === 3.6.4 Analog Input Interface === 1500 1500 1501 1501 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: 1502 1502 1439 +**AC2 = (IN2 voltage )/12** 1503 1503 1504 -(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1505 - 1506 1506 [[image:1653357592296-182.png]] 1507 1507 1508 1508 Example to connect a 4~~20mA sensor ... ... @@ -1509,24 +1509,22 @@ 1509 1509 1510 1510 We take the wind speed sensor as an example for reference only. 1511 1511 1447 +Specifications of the wind speed sensor: 1512 1512 1513 - **Specifications of the windspeed sensor:**1449 +Red:12~~24v 1514 1514 1515 - Red:12~~24v1451 +Yellow:4~~20mA 1516 1516 1517 - Yellow:4~~20mA1453 +Black:GND 1518 1518 1519 -Black: GND 1520 1520 1456 +Connection diagram: 1521 1521 1522 -**Connection diagram:** 1523 - 1524 1524 [[image:1653357640609-758.png]] 1525 1525 1526 1526 [[image:1653357648330-671.png||height="155" width="733"]] 1527 1527 1528 1528 1529 - 1530 1530 === 3.6.5 Relay Output === 1531 1531 1532 1532 ((( ... ... @@ -1538,7 +1538,6 @@ 1538 1538 [[image:image-20220524100215-10.png||height="382" width="723"]] 1539 1539 1540 1540 1541 - 1542 1542 == 3.7 LEDs Indicators == 1543 1543 1544 1544 [[image:image-20220524100748-11.png]] ... ... @@ -1552,7 +1552,6 @@ 1552 1552 1553 1553 [[image:1653358238933-385.png]] 1554 1554 1555 - 1556 1556 ((( 1557 1557 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: 1558 1558 ))) ... ... @@ -1559,7 +1559,6 @@ 1559 1559 1560 1560 [[image:1653358355238-883.png]] 1561 1561 1562 - 1563 1563 ((( 1564 1564 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/]] 1565 1565 ))) ... ... @@ -1750,16 +1750,12 @@ 1750 1750 1751 1751 ))) 1752 1752 1753 - 1754 - 1755 1755 == 4.2 Common AT Command Sequence == 1756 1756 1757 1757 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1758 1758 1759 1759 ((( 1760 - 1761 - 1762 -**If device has not joined network yet:** 1688 +If device has not joined network yet: 1763 1763 ))) 1764 1764 1765 1765 ((( ... ... @@ -1784,7 +1784,7 @@ 1784 1784 1785 1785 1786 1786 ((( 1787 - **If device already joined network:**1713 +If device already joined network: 1788 1788 ))) 1789 1789 1790 1790 ((( ... ... @@ -1797,14 +1797,10 @@ 1797 1797 1798 1798 ))) 1799 1799 1800 - 1801 - 1802 1802 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1803 1803 1804 1804 ((( 1805 - 1806 - 1807 -(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1729 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1808 1808 ))) 1809 1809 1810 1810 ((( ... ... @@ -1812,7 +1812,7 @@ 1812 1812 ))) 1813 1813 1814 1814 ((( 1815 -(% style="background-color:#dcdcdc" %) 123456(%%) 1737 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1816 1816 ))) 1817 1817 1818 1818 ((( ... ... @@ -1820,41 +1820,39 @@ 1820 1820 ))) 1821 1821 1822 1822 ((( 1823 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) 1745 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1824 1824 ))) 1825 1825 1826 1826 ((( 1827 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) 1749 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1828 1828 ))) 1829 1829 1830 1830 ((( 1831 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) 1753 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1832 1832 ))) 1833 1833 1834 1834 ((( 1835 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) 1757 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1836 1836 ))) 1837 1837 1838 1838 ((( 1839 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) 1761 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1840 1840 ))) 1841 1841 1842 1842 ((( 1843 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) 1765 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1844 1844 ))) 1845 1845 1846 1846 ((( 1847 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) 1769 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1848 1848 ))) 1849 1849 1850 1850 ((( 1851 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) 1773 +(% 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. 1852 1852 ))) 1853 1853 1854 1854 ((( 1855 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1856 - 1857 - 1777 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1858 1858 ))) 1859 1859 1860 1860 ((( ... ... @@ -1876,7 +1876,6 @@ 1876 1876 1877 1877 ))) 1878 1878 1879 - 1880 1880 === 4.2.3 Change to Class A === 1881 1881 1882 1882 If sensor JOINED ... ... @@ -1888,25 +1888,19 @@ 1888 1888 1889 1889 == 5.1 How to upgrade the image? == 1890 1890 1891 - 1892 1892 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1893 1893 1894 1894 * Support new features 1895 1895 * For bug fix 1896 1896 * Change LoRaWAN bands. 1897 - 1898 1898 Below shows the hardware connection for how to upload an image to the LT: 1816 +* [[image:1653359603330-121.png]] 1899 1899 1900 -[[image:1653359603330-121.png]] 1901 - 1902 - 1903 1903 ((( 1904 -(% 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]]. 1905 -(% 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/]]. 1906 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1907 - 1908 - 1909 -(% style="color:blue" %)**For LT-22222-L**(%%): 1819 +**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]]. 1820 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1821 +**Step3: **Open flashloader; choose the correct COM port to update. 1822 +**For LT-22222-L**: 1910 1910 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. 1911 1911 ))) 1912 1912 ... ... @@ -1916,7 +1916,6 @@ 1916 1916 1917 1917 [[image:image-20220524104033-15.png]] 1918 1918 1919 - 1920 1920 (% 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: 1921 1921 1922 1922 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1924,8 +1924,6 @@ 1924 1924 1925 1925 ((( 1926 1926 ((( 1927 - 1928 - 1929 1929 == 5.2 How to change the LoRa Frequency Bands/Region? == 1930 1930 ))) 1931 1931 ))) ... ... @@ -1932,11 +1932,11 @@ 1932 1932 1933 1933 ((( 1934 1934 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1935 -))) 1936 1936 1937 -((( 1938 1938 1847 +))) 1939 1939 1849 +((( 1940 1940 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1941 1941 ))) 1942 1942 ... ... @@ -1949,8 +1949,6 @@ 1949 1949 ((( 1950 1950 ((( 1951 1951 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1952 - 1953 - 1954 1954 ))) 1955 1955 ))) 1956 1956 ... ... @@ -1966,25 +1966,23 @@ 1966 1966 (% 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. 1967 1967 ))) 1968 1968 1969 - 1970 1970 ((( 1971 1971 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1972 1972 ))) 1973 1973 1974 1974 ((( 1975 -(% style="background-color:#dcdcdc" %)123456 (%%) 1976 -(% style="background-color:#dcdcdc" %)AT+FDR(%%) 1977 -(% style="background-color:#dcdcdc" %)123456 (%%) 1978 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) 1979 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) 1980 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) 1981 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) 1982 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) 1983 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) 1984 -(% style="background-color:#dcdcdc" %)ATZ (%%) 1882 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1883 +(% style="background-color:#dcdcdc" %)AT+FDR (%%) Reset Parameters to Factory Default, Keys Reserve 1884 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1885 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1886 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1887 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1888 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%)Set transmit interval to 60 seconds 1889 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz 1890 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1891 +(% style="background-color:#dcdcdc" %)ATZ (%%)Reset MCU 1985 1985 ))) 1986 1986 1987 - 1988 1988 ((( 1989 1989 As shown in below: 1990 1990 ))) ... ... @@ -2001,11 +2001,11 @@ 2001 2001 == 5.5 Can i use point to point communication for LT-22222-L? == 2002 2002 2003 2003 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 2004 -))) 2005 2005 2006 -((( 2007 2007 1912 +))) 2008 2008 1914 +((( 2009 2009 = 6. Trouble Shooting = 2010 2010 ))) 2011 2011 ... ... @@ -2017,11 +2017,11 @@ 2017 2017 2018 2018 ((( 2019 2019 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 2020 -))) 2021 2021 2022 -((( 2023 2023 1928 +))) 2024 2024 1930 +((( 2025 2025 == 6.2 Have trouble to upload image. == 2026 2026 ))) 2027 2027 ... ... @@ -2031,7 +2031,9 @@ 2031 2031 2032 2032 ((( 2033 2033 1940 +))) 2034 2034 1942 +((( 2035 2035 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 2036 2036 ))) 2037 2037 ... ... @@ -2039,55 +2039,147 @@ 2039 2039 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 2040 2040 ))) 2041 2041 1950 +((( 1951 + 1952 +))) 2042 2042 2043 - 1954 +((( 2044 2044 = 7. Order Info = 1956 +))) 2045 2045 2046 - 1958 +((( 1959 +((( 2047 2047 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1961 +))) 1962 +))) 2048 2048 2049 - 1964 +((( 1965 +((( 2050 2050 (% style="color:#4f81bd" %)**XXX:** 1967 +))) 1968 +))) 2051 2051 2052 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 2053 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 2054 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 2055 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 2056 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 2057 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2058 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2059 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2060 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1970 +((( 1971 +* ((( 1972 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1973 +))) 1974 +))) 2061 2061 2062 -= 8. Packing Info = 1976 +((( 1977 +* ((( 1978 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1979 +))) 1980 +))) 2063 2063 1982 +((( 1983 +* ((( 1984 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1985 +))) 1986 +))) 2064 2064 1988 +((( 1989 +* ((( 1990 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1991 +))) 1992 +))) 1993 + 1994 +((( 1995 +* ((( 1996 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1997 +))) 1998 +))) 1999 + 2000 +((( 2001 +* ((( 2002 +(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2003 +))) 2004 +))) 2005 + 2006 +((( 2007 +* ((( 2008 +(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2009 +))) 2010 +))) 2011 + 2012 +((( 2013 +* ((( 2014 +(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2015 +))) 2016 +))) 2017 + 2018 +((( 2019 +* ((( 2020 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 2021 + 2022 + 2023 +))) 2024 + 2025 += 8. Packing Info = 2026 +))) 2027 + 2028 +((( 2029 +((( 2065 2065 **Package Includes**: 2031 +))) 2032 +))) 2066 2066 2034 +((( 2035 +((( 2067 2067 * LT-22222-L I/O Controller x 1 2068 2068 * Stick Antenna for LoRa RF part x 1 2069 2069 * Bracket for controller x1 2070 2070 * Program cable x 1 2040 +))) 2041 +))) 2071 2071 2043 +((( 2044 +((( 2072 2072 **Dimension and weight**: 2046 +))) 2047 +))) 2073 2073 2049 +((( 2050 +((( 2074 2074 * Device Size: 13.5 x 7 x 3 cm 2075 2075 * Device Weight: 105g 2076 2076 * Package Size / pcs : 14.5 x 8 x 5 cm 2077 2077 * Weight / pcs : 170g 2078 2078 2056 + 2057 +))) 2058 +))) 2059 + 2060 +((( 2079 2079 = 9. Support = 2062 +))) 2080 2080 2081 2081 * ((( 2065 +((( 2082 2082 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. 2083 2083 ))) 2068 +))) 2084 2084 * ((( 2085 -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]] 2070 +((( 2071 +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 2086 2086 ))) 2073 +))) 2087 2087 2075 +((( 2076 +((( 2077 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2078 + 2079 + 2080 +))) 2081 + 2082 +((( 2088 2088 = 10. Reference = 2089 2089 2090 -* 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]] 2085 +* Product Page: 2086 + 2087 +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]] 2088 + 2091 2091 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2092 2092 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2093 2093 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2092 +))) 2093 +)))