Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 35.1 >
edited by Xiaoling
on 2022/05/24 09:46
To version < 59.1 >
edited by Xiaoling
on 2022/05/24 10:33
>
Change comment: Uploaded new attachment "1653359603330-121.png", version {1}

Summary

Details

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Content
... ... @@ -1028,77 +1028,69 @@
1028 1028  
1029 1029  range: aa bb cc:0 to 16777215,  (unit:second)
1030 1030  
1031 +== 3.5 Integrate with Mydevice ==
1031 1031  
1032 -
1033 -
1034 -1.
1035 -11. Integrate with Mydevice
1036 -
1037 1037  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:
1038 1038  
1035 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1039 1039  
1040 -Step 1: Be sure that your device is programmed and properly connected to the network at this time.
1037 +**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:
1041 1041  
1042 -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:
1039 +[[image:1653356737703-362.png||height="232" width="732"]]
1043 1043  
1041 +[[image:image-20220524094641-11.png||height="390" width="723"]]
1044 1044  
1045 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
1046 1046  
1044 +[[image:image-20220524094641-12.png||height="402" width="718"]]
1047 1047  
1048 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
1046 +**Step **3: Create an account or log in Mydevices.
1049 1049  
1048 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1050 1050  
1051 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
1052 -
1053 -
1054 -
1055 -Step 3: Create an account or log in Mydevices.
1056 -
1057 -Step 4: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.
1058 -
1059 1059  Search under The things network
1060 1060  
1061 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
1052 +[[image:1653356838789-523.png||height="337" width="740"]]
1062 1062  
1063 -
1064 1064  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1065 1065  
1066 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
1067 1067  
1057 +[[image:image-20220524094909-1.png||height="335" width="729"]]
1068 1068  
1069 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
1059 +[[image:image-20220524094909-2.png||height="337" width="729"]]
1070 1070  
1061 +[[image:image-20220524094909-3.png||height="338" width="727"]]
1071 1071  
1072 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
1063 +[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1073 1073  
1065 +[[image:image-20220524094909-5.png||height="341" width="734"]]
1074 1074  
1075 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
1076 1076  
1077 1077  
1078 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1079 1079  
1080 1080  
1081 -1.
1082 -11. Interface Detail
1083 -111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1071 +== 3.6 Interface Detail ==
1084 1084  
1073 +=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1074 +
1085 1085  Support NPN Type sensor
1086 1086  
1087 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
1077 +[[image:1653356991268-289.png]]
1088 1088  
1079 +=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1089 1089  
1090 -
1091 -1.
1092 -11.
1093 -111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1094 -
1081 +(((
1095 1095  The DI port of LT-22222-L can support NPN or PNP output sensor.
1083 +)))
1096 1096  
1085 +(((
1097 1097  Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high
1087 +)))
1098 1098  
1099 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
1089 +[[image:1653357170703-587.png]]
1100 1100  
1091 +(((
1101 1101  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1093 +)))
1102 1102  
1103 1103  
1104 1104  **Example1**: Connect to a Low active sensor.
... ... @@ -1108,11 +1108,11 @@
1108 1108  * Connect sensor’s output to DI1-
1109 1109  * Connect sensor’s VCC to DI1+.
1110 1110  
1111 -So when sensor active, the current between NEC2501 pin1 and pin2 is:
1103 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1112 1112  
1113 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1105 + //IF// = DI1+ / 1K.
1114 1114  
1115 -If DI1+ = 12v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 12mA , So the LT-22222-L will be able to detect this active signal.
1107 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1116 1116  
1117 1117  
1118 1118  **Example2**: Connect to a High active sensor.
... ... @@ -1124,12 +1124,12 @@
1124 1124  
1125 1125  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1126 1126  
1127 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1119 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1128 1128  
1129 -If DI1+ = 24v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 24mA , So the LT-22222-L will be able to detect this high active signal.
1121 +If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1130 1130  
1131 1131  
1132 -**Example3**: Connect to a 220v high active sensor.公司测试一下
1124 +**Example3**: Connect to a 220v high active sensor.
1133 1133  
1134 1134  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1135 1135  
... ... @@ -1138,34 +1138,24 @@
1138 1138  
1139 1139  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1140 1140  
1141 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 51K.
1133 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1142 1142  
1143 -If sensor output is 220v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1135 +If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1144 1144  
1137 +=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1145 1145  
1146 -1.
1147 -11.
1148 -111. Digital Output Port: DO1/DO2 /DO3
1149 -
1150 1150  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1151 1151  
1152 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1141 +[[image:1653357531600-905.png]]
1153 1153  
1143 +=== 3.6.4 Analog Input Interface ===
1154 1154  
1155 -
1156 -
1157 -1.
1158 -11.
1159 -111. Analog Input Interface
1160 -
1161 1161  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:
1162 1162  
1163 -AC2 = (IN2 voltage )/12
1147 +**AC2 = (IN2 voltage )/12**
1164 1164  
1165 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
1149 +[[image:1653357592296-182.png]]
1166 1166  
1167 -
1168 -
1169 1169  Example to connect a 4~~20mA sensor
1170 1170  
1171 1171  We take the wind speed sensor as an example for reference only.
... ... @@ -1181,423 +1181,653 @@
1181 1181  
1182 1182  Connection diagram:
1183 1183  
1184 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
1166 +[[image:1653357640609-758.png]]
1185 1185  
1186 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
1168 +[[image:1653357648330-671.png||height="155" width="733"]]
1187 1187  
1170 +=== 3.6.5 Relay Output ===
1188 1188  
1189 -
1190 -1.
1191 -11.
1192 -111. Relay Output
1193 -
1172 +(((
1194 1194  The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1174 +)))
1195 1195  
1196 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1176 +[[image:image-20220524100215-9.png]]
1197 1197  
1178 +[[image:image-20220524100215-10.png||height="382" width="723"]]
1198 1198  
1199 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1180 +== 3.7 LEDs Indicators ==
1200 1200  
1182 +[[image:image-20220524100748-11.png]]
1201 1201  
1184 += 4. Use AT Command =
1202 1202  
1186 +== 4.1 Access AT Command ==
1203 1203  
1204 -
1205 -1.
1206 -11. LEDs Indicators
1207 -
1208 -(% border="1" style="background-color:#f7faff" %)
1209 -|**LEDs**|**Feature**
1210 -|**PWR**|Always on if there is power
1211 -|**SYS**|After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1212 -|**TX**|(((
1213 -Device boot: TX blinks 5 times.
1214 -
1215 -Successful join network: TX ON for 5 seconds.
1216 -
1217 -Transmit a LoRa packet: TX blinks once
1218 -)))
1219 -|**RX**|RX blinks once when receive a packet.
1220 -|**DO1**|
1221 -|**DO2**|
1222 -|**DO3**|
1223 -|**DI2**|(((
1224 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1225 -
1226 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1227 -)))
1228 -|**DI2**|(((
1229 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1230 -
1231 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1232 -)))
1233 -|**DI3**|For LT-33222-L ONLY: ON when DI3 is low, LOW when DI3 is high
1234 -|**DI2**|(((
1235 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1236 -
1237 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1238 -)))
1239 -|**RO1**|
1240 -|**RO2**|
1241 -
1242 -1. Use AT Command
1243 -11. Access AT Command
1244 -
1245 1245  LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1246 1246  
1247 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1190 +[[image:1653358238933-385.png]]
1248 1248  
1192 +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:
1249 1249  
1250 -In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:**123456**) to active it. As shown below:
1194 +[[image:1653358355238-883.png]]
1251 1251  
1252 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1253 -
1254 -
1255 1255  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/]]
1256 1256  
1198 +(((
1257 1257  AT+<CMD>?        : Help on <CMD>
1200 +)))
1258 1258  
1202 +(((
1259 1259  AT+<CMD>         : Run <CMD>
1204 +)))
1260 1260  
1206 +(((
1261 1261  AT+<CMD>=<value> : Set the value
1208 +)))
1262 1262  
1210 +(((
1263 1263  AT+<CMD>=?       : Get the value
1212 +)))
1264 1264  
1214 +(((
1265 1265  ATZ: Trig a reset of the MCU
1216 +)))
1266 1266  
1218 +(((
1267 1267  AT+FDR: Reset Parameters to Factory Default, Keys Reserve 
1220 +)))
1268 1268  
1222 +(((
1269 1269  AT+DEUI: Get or Set the Device EUI
1224 +)))
1270 1270  
1226 +(((
1271 1271  AT+DADDR: Get or Set the Device Address
1228 +)))
1272 1272  
1230 +(((
1273 1273  AT+APPKEY: Get or Set the Application Key
1232 +)))
1274 1274  
1234 +(((
1275 1275  AT+NWKSKEY: Get or Set the Network Session Key
1236 +)))
1276 1276  
1238 +(((
1277 1277  AT+APPSKEY: Get or Set the Application Session Key
1240 +)))
1278 1278  
1242 +(((
1279 1279  AT+APPEUI: Get or Set the Application EUI
1244 +)))
1280 1280  
1246 +(((
1281 1281  AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1248 +)))
1282 1282  
1250 +(((
1283 1283  AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1252 +)))
1284 1284  
1254 +(((
1285 1285  AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1256 +)))
1286 1286  
1258 +(((
1287 1287  AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1260 +)))
1288 1288  
1262 +(((
1289 1289  AT+PNM: Get or Set the public network mode. (0: off, 1: on)
1264 +)))
1290 1290  
1266 +(((
1291 1291  AT+RX2FQ: Get or Set the Rx2 window frequency
1268 +)))
1292 1292  
1270 +(((
1293 1293  AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1272 +)))
1294 1294  
1274 +(((
1295 1295  AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1276 +)))
1296 1296  
1278 +(((
1297 1297  AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1280 +)))
1298 1298  
1282 +(((
1299 1299  AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1284 +)))
1300 1300  
1286 +(((
1301 1301  AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1288 +)))
1302 1302  
1290 +(((
1303 1303  AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1292 +)))
1304 1304  
1294 +(((
1305 1305  AT+NWKID: Get or Set the Network ID
1296 +)))
1306 1306  
1298 +(((
1307 1307  AT+FCU: Get or Set the Frame Counter Uplink
1300 +)))
1308 1308  
1302 +(((
1309 1309  AT+FCD: Get or Set the Frame Counter Downlink
1304 +)))
1310 1310  
1306 +(((
1311 1311  AT+CLASS: Get or Set the Device Class
1308 +)))
1312 1312  
1310 +(((
1313 1313  AT+JOIN: Join network
1312 +)))
1314 1314  
1314 +(((
1315 1315  AT+NJS: Get OTAA Join Status
1316 +)))
1316 1316  
1318 +(((
1317 1317  AT+SENDB: Send hexadecimal data along with the application port
1320 +)))
1318 1318  
1322 +(((
1319 1319  AT+SEND: Send text data along with the application port
1324 +)))
1320 1320  
1326 +(((
1321 1321  AT+RECVB: Print last received data in binary format (with hexadecimal values)
1328 +)))
1322 1322  
1330 +(((
1323 1323  AT+RECV: Print last received data in raw format
1332 +)))
1324 1324  
1334 +(((
1325 1325  AT+VER: Get current image version and Frequency Band
1336 +)))
1326 1326  
1338 +(((
1327 1327  AT+CFM: Get or Set the confirmation mode (0-1)
1340 +)))
1328 1328  
1342 +(((
1329 1329  AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1344 +)))
1330 1330  
1346 +(((
1331 1331  AT+SNR: Get the SNR of the last received packet
1348 +)))
1332 1332  
1350 +(((
1333 1333  AT+RSSI: Get the RSSI of the last received packet
1352 +)))
1334 1334  
1354 +(((
1335 1335  AT+TDC: Get or set the application data transmission interval in ms
1356 +)))
1336 1336  
1358 +(((
1337 1337  AT+PORT: Get or set the application port
1360 +)))
1338 1338  
1362 +(((
1339 1339  AT+DISAT: Disable AT commands
1364 +)))
1340 1340  
1366 +(((
1341 1341  AT+PWORD: Set password, max 9 digits
1368 +)))
1342 1342  
1370 +(((
1343 1343  AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
1372 +)))
1344 1344  
1374 +(((
1345 1345  AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
1376 +)))
1346 1346  
1378 +(((
1347 1347  AT+CFG: Print all settings
1380 +)))
1348 1348  
1382 +== 4.2 Common AT Command Sequence ==
1349 1349  
1384 +=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1350 1350  
1351 -1.
1352 -11. Common AT Command Sequence
1353 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1354 -
1386 +(((
1355 1355  If device has not joined network yet:
1388 +)))
1356 1356  
1357 -123456
1390 +(((
1391 +(% style="background-color:#dcdcdc" %)123456
1392 +)))
1358 1358  
1359 -AT+FDR
1394 +(((
1395 +(% style="background-color:#dcdcdc" %)AT+FDR
1396 +)))
1360 1360  
1361 -123456
1398 +(((
1399 +(% style="background-color:#dcdcdc" %)123456
1400 +)))
1362 1362  
1363 -AT+NJM=0
1402 +(((
1403 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1404 +)))
1364 1364  
1365 -ATZ
1406 +(((
1407 +(% style="background-color:#dcdcdc" %)ATZ
1408 +)))
1366 1366  
1367 1367  
1411 +(((
1368 1368  If device already joined network:
1413 +)))
1369 1369  
1370 -AT+NJM=0
1415 +(((
1416 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1417 +)))
1371 1371  
1372 -ATZ
1419 +(((
1420 +(% style="background-color:#dcdcdc" %)ATZ
1421 +)))
1373 1373  
1374 -1.
1375 -11.
1376 -111. Single-channel ABP mode (Use with LG01/LG02)
1423 +=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1377 1377  
1378 -123456   Enter Password to have AT access.
1425 +(((
1426 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1427 +)))
1379 1379  
1380 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1429 +(((
1430 +(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1431 +)))
1381 1381  
1382 -123456   Enter Password to have AT access.
1433 +(((
1434 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1435 +)))
1383 1383  
1384 -AT+CLASS=C Set to work in CLASS C
1437 +(((
1438 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1439 +)))
1385 1385  
1386 -AT+NJM=0 Set to ABP mode
1441 +(((
1442 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1443 +)))
1387 1387  
1388 -AT+ADR=0 Set the Adaptive Data Rate Off
1445 +(((
1446 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1447 +)))
1389 1389  
1390 -AT+DR=5  Set Data Rate
1449 +(((
1450 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1451 +)))
1391 1391  
1392 -AT+TDC=60000  Set transmit interval to 60 seconds
1453 +(((
1454 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1455 +)))
1393 1393  
1394 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1457 +(((
1458 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1459 +)))
1395 1395  
1396 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1461 +(((
1462 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1463 +)))
1397 1397  
1398 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1465 +(((
1466 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1467 +)))
1399 1399  
1400 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1469 +(((
1470 +(% 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.
1471 +)))
1401 1401  
1402 -ATZ          Reset MCU
1473 +(((
1474 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1475 +)))
1403 1403  
1404 -**Note:**
1477 +(((
1478 +(% style="color:red" %)**Note:**
1479 +)))
1405 1405  
1406 -1. Make sure the device is set to ABP mode in the IoT Server.
1407 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1408 -1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1409 -1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1481 +(((
1482 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1483 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1484 +3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1485 +4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1486 +)))
1410 1410  
1411 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1488 +(((
1489 +[[image:1653359097980-169.png||height="188" width="729"]]
1490 +)))
1412 1412  
1492 +(((
1493 +
1494 +)))
1413 1413  
1414 -1.
1415 -11.
1416 -111. Change to Class A
1496 +=== 4.2.3 Change to Class A ===
1417 1417  
1418 1418  If sensor JOINED
1419 -
1420 -AT+CLASS=A
1421 -
1499 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1422 1422  ATZ
1423 1423  
1424 -
1425 -
1426 -
1427 -
1428 -1. FAQ
1429 -
1430 -1.
1431 -11. How to upgrade the image?
1432 -
1502 += 5. FAQ =
1503 +== 5.1 How to upgrade the image? ==
1433 1433  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1434 1434  
1506 +
1435 1435  * Support new features
1436 1436  * For bug fix
1437 1437  * Change LoRaWAN bands.
1438 -
1439 1439  Below shows the hardware connection for how to upload an image to the LT:
1440 1440  
1441 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1442 -
1443 -
1444 1444  **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]].
1445 -
1446 1446  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1447 -
1448 1448  **Step3: **Open flashloader; choose the correct COM port to update.
1449 -
1450 -**For LT-33222-L**:
1451 -
1452 -Hold down the PRO button and then momentarily press the RST reset button and the **DO2 led** will change from OFF to ON. When **DO2 LED** is on, it means the device is in download mode.
1453 -
1454 1454  **For LT-22222-L**:
1455 -
1456 1456  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.
1457 1457  
1518 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]]
1458 1458  
1520 +(% 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:
1459 1459  
1460 -|(((
1461 -Board detected
1462 -)))
1463 1463  
1464 -|(((
1523 +1. (((
1524 +(((
1465 1465  
1466 1466  )))
1467 1467  
1468 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]]
1528 +1. (((
1529 +How to change the LoRa Frequency Bands/Region?
1530 +)))
1531 +)))
1469 1469  
1533 +(((
1534 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1535 +)))
1470 1470  
1537 +(((
1538 +
1539 +)))
1471 1471  
1472 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]]
1473 -
1474 -
1475 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image037.png]]
1476 -
1477 -
1478 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1479 -
1480 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1481 -
1482 -
1483 1483  1.
1484 -11. How to change the LoRa Frequency Bands/Region?
1542 +11. (((
1543 +How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1544 +)))
1485 1485  
1486 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1487 -
1488 -
1489 -1.
1490 -11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1491 -
1546 +(((
1492 1492  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1548 +)))
1493 1493  
1550 +(((
1494 1494  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1552 +)))
1495 1495  
1554 +(((
1555 +
1556 +)))
1496 1496  
1558 +(((
1497 1497  **Step1**: Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1560 +)))
1498 1498  
1562 +(((
1499 1499  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1564 +)))
1500 1500  
1566 +(((
1501 1501  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.
1568 +)))
1502 1502  
1570 +(((
1571 +
1572 +)))
1503 1503  
1574 +(((
1504 1504  **Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1576 +)))
1505 1505  
1578 +(((
1506 1506  123456   Enter Password to have AT access.
1580 +)))
1507 1507  
1582 +(((
1508 1508  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1584 +)))
1509 1509  
1586 +(((
1510 1510  123456   Enter Password to have AT access.
1588 +)))
1511 1511  
1590 +(((
1512 1512  AT+NJM=0 Set to ABP mode
1592 +)))
1513 1513  
1594 +(((
1514 1514  AT+ADR=0 Set the Adaptive Data Rate Off
1596 +)))
1515 1515  
1598 +(((
1516 1516  AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1600 +)))
1517 1517  
1602 +(((
1518 1518  AT+TDC=60000  Set transmit interval to 60 seconds
1604 +)))
1519 1519  
1606 +(((
1520 1520  AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1608 +)))
1521 1521  
1610 +(((
1522 1522  AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1612 +)))
1523 1523  
1614 +(((
1524 1524  ATZ                Reset MCU
1616 +)))
1525 1525  
1618 +(((
1526 1526  As shown in below:
1620 +)))
1527 1527  
1622 +(((
1528 1528  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1624 +)))
1529 1529  
1626 +(((
1627 +
1628 +)))
1530 1530  
1630 +(((
1631 +
1632 +)))
1531 1531  
1532 -1.
1533 -11. Can I see counting event in Serial?
1634 +1. (((
1635 +(((
1636 +
1637 +)))
1534 1534  
1639 +1. (((
1640 +Can I see counting event in Serial?
1641 +)))
1642 +)))
1643 +
1644 +(((
1535 1535  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn’t support AT+DEBUG. User can update to latest firmware first.
1646 +)))
1536 1536  
1648 +(((
1649 +
1650 +)))
1537 1537  
1652 +(((
1653 +
1654 +)))
1538 1538  
1656 +(((
1657 +
1658 +)))
1539 1539  
1540 -1. Trouble Shooting     
1541 -11. Downlink doesn’t work, how to solve it?
1660 +1. (((
1661 +(((
1662 +Trouble Shooting    
1663 +)))
1542 1542  
1665 +1. (((
1666 +Downlink doesn’t work, how to solve it?
1667 +)))
1668 +)))
1669 +
1670 +(((
1543 1543  Please see this link for how to debug:
1672 +)))
1544 1544  
1674 +(((
1545 1545  [[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
1676 +)))
1546 1546  
1678 +(((
1679 +
1680 +)))
1547 1547  
1548 -1.
1549 -11. Have trouble to upload image.
1682 +1.
1683 +11. (((
1684 +Have trouble to upload image.
1685 +)))
1550 1550  
1687 +(((
1551 1551  See this link for trouble shooting:
1689 +)))
1552 1552  
1691 +(((
1553 1553  [[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
1693 +)))
1554 1554  
1695 +(((
1696 +
1697 +)))
1555 1555  
1556 -1.
1557 -11. Why I can’t join TTN in US915 /AU915 bands?
1699 +1.
1700 +11. (((
1701 +Why I can’t join TTN in US915 /AU915 bands?
1702 +)))
1558 1558  
1704 +(((
1559 1559  It might be about the channels mapping. Please see this link for detail:
1706 +)))
1560 1560  
1708 +(((
1561 1561  [[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1710 +)))
1562 1562  
1712 +(((
1713 +
1714 +)))
1563 1563  
1716 +(((
1717 +
1718 +)))
1564 1564  
1720 +(((
1721 +
1722 +)))
1565 1565  
1566 -1. Order Info
1724 +1. (((
1725 +Order Info
1726 +)))
1567 1567  
1728 +(((
1568 1568  **For LT-33222-L-XXX or LT-22222-L-XXX:**
1730 +)))
1569 1569  
1732 +(((
1570 1570  **XXX:**
1734 +)))
1571 1571  
1572 -* **EU433**: LT with frequency bands EU433
1573 -* **EU868**: LT with frequency bands EU868
1574 -* **KR920**: LT with frequency bands KR920
1575 -* **CN470**: LT with frequency bands CN470
1576 -* **AS923**: LT with frequency bands AS923
1577 -* **AU915**: LT with frequency bands AU915
1578 -* **US915**: LT with frequency bands US915
1579 -* **IN865**: LT with frequency bands IN865
1580 -* **CN779**: LT with frequency bands CN779
1736 +* (((
1737 +**EU433**: LT with frequency bands EU433
1738 +)))
1739 +* (((
1740 +**EU868**: LT with frequency bands EU868
1741 +)))
1742 +* (((
1743 +**KR920**: LT with frequency bands KR920
1744 +)))
1745 +* (((
1746 +**CN470**: LT with frequency bands CN470
1747 +)))
1748 +* (((
1749 +**AS923**: LT with frequency bands AS923
1750 +)))
1751 +* (((
1752 +**AU915**: LT with frequency bands AU915
1753 +)))
1754 +* (((
1755 +**US915**: LT with frequency bands US915
1756 +)))
1757 +* (((
1758 +**IN865**: LT with frequency bands IN865
1759 +)))
1760 +* (((
1761 +**CN779**: LT with frequency bands CN779
1762 +)))
1581 1581  
1582 -1. Packing Info
1764 +1. (((
1765 +Packing Info
1766 +)))
1583 1583  
1768 +(((
1584 1584  **Package Includes**:
1770 +)))
1585 1585  
1586 -* LT I/O Controller x 1
1587 -* Stick Antenna for LoRa RF part x 1
1588 -* Bracket for controller x1
1589 -* Program cable x 1
1772 +* (((
1773 +LT I/O Controller x 1
1774 +)))
1775 +* (((
1776 +Stick Antenna for LoRa RF part x 1
1777 +)))
1778 +* (((
1779 +Bracket for controller x1
1780 +)))
1781 +* (((
1782 +Program cable x 1
1783 +)))
1590 1590  
1785 +(((
1591 1591  **Dimension and weight**:
1787 +)))
1592 1592  
1593 -* Device Size: 13.5 x 7 x 3 cm
1594 -* Device Weight: 105g
1595 -* Package Size / pcs : 14.5 x 8 x 5 cm
1596 -* Weight / pcs : 170g
1789 +* (((
1790 +Device Size: 13.5 x 7 x 3 cm
1791 +)))
1792 +* (((
1793 +Device Weight: 105g
1794 +)))
1795 +* (((
1796 +Package Size / pcs : 14.5 x 8 x 5 cm
1797 +)))
1798 +* (((
1799 +Weight / pcs : 170g
1800 +)))
1597 1597  
1598 -1. Support
1802 +1. (((
1803 +Support
1804 +)))
1599 1599  
1600 -* 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.
1601 -* 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
1806 +* (((
1807 +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.
1808 +)))
1809 +* (((
1810 +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
1811 +)))
1602 1602  
1813 +(((
1603 1603  [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1815 +)))
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