Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 97.1 >
edited by Bei Jinggeng
on 2022/09/09 09:14
To version < 91.1 >
edited by Bei Jinggeng
on 2022/08/24 10:10
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -177,12 +177,15 @@
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 179  * Optional Customized LoRa Protocol
180 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
180 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
181 181  * AT Commands to change parameters
182 182  * Remote configure parameters via LoRa Downlink
183 183  * Firmware upgradable via program port
184 184  * Counting
185 185  
186 +
187 +
188 +
186 186  == 1.4  Applications ==
187 187  
188 188  
... ... @@ -193,6 +193,9 @@
193 193  * Smart Cities
194 194  * Smart Factory
195 195  
199 +
200 +
201 +
196 196  == 1.5 Hardware Variants ==
197 197  
198 198  
... ... @@ -207,6 +207,8 @@
207 207  * 1 x Counting Port
208 208  )))
209 209  
216 +
217 +
210 210  = 2. Power ON Device =
211 211  
212 212  
... ... @@ -297,6 +297,9 @@
297 297  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
298 298  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
299 299  
308 +
309 +
310 +
300 300  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
301 301  
302 302  
... ... @@ -351,6 +351,9 @@
351 351  ** DO1 is high in case there is load between DO1 and V+.
352 352  ** DO1 LED is off in both case
353 353  
365 +
366 +
367 +
354 354  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
355 355  
356 356  
... ... @@ -723,6 +723,8 @@
723 723  
724 724  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
725 725  
740 +
741 +
726 726  === 3.4.1 Common Commands ===
727 727  
728 728  
... ... @@ -871,6 +871,9 @@
871 871  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
872 872  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
873 873  
890 +
891 +
892 +
874 874  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
875 875  
876 876  
... ... @@ -1026,11 +1026,11 @@
1026 1026  [[image:image-20220524093351-8.png]]
1027 1027  
1028 1028  
1029 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1048 +(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1030 1030  
1031 1031   Latching time. Unit: ms
1032 1032  
1033 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1052 +Device will upload a packet if downlink code executes successfully.
1034 1034  
1035 1035  
1036 1036  **Example payload:**
... ... @@ -1079,7 +1079,7 @@
1079 1079  [[image:image-20220524093724-9.png]]
1080 1080  )))
1081 1081  
1082 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1101 +Device will upload a packet if downlink code executes successfully.
1083 1083  
1084 1084  
1085 1085  
... ... @@ -1113,9 +1113,9 @@
1113 1113  [[image:image-20220714135731-1.png||height="406" width="627"]]
1114 1114  
1115 1115  
1116 -(% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1135 +(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1117 1117  
1118 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1137 +Device will upload a packet if downlink code executes successfully.
1119 1119  
1120 1120  
1121 1121  **Example payload:**
... ... @@ -1138,6 +1138,7 @@
1138 1138  
1139 1139  
1140 1140  
1160 +
1141 1141  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1142 1142  
1143 1143  
... ... @@ -1215,7 +1215,6 @@
1215 1215  
1216 1216  ==== 3.4.2.20 Reset save DR DO state ====
1217 1217  
1218 -
1219 1219  * (% style="color:#037691" %)**AT Command:**
1220 1220  
1221 1221  **AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
... ... @@ -1225,7 +1225,7 @@
1225 1225  
1226 1226  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1227 1227  
1228 -**0x AD aa      **~/~/ same as AT+RODORET =aa
1247 +**0x AD aa  **~/~/ same as AT+RODORET =aa
1229 1229  
1230 1230  (((
1231 1231  
... ... @@ -1232,7 +1232,6 @@
1232 1232  
1233 1233  ==== 3.4.2.21 Encrypted payload ====
1234 1234  
1235 -
1236 1236  * (% style="color:#037691" %)**AT Command:**
1237 1237  
1238 1238  **AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
... ... @@ -1242,7 +1242,6 @@
1242 1242  
1243 1243  ==== 3.4.2.22 Get sensor value ====
1244 1244  
1245 -
1246 1246  * (% style="color:#037691" %)**AT Command:**
1247 1247  
1248 1248  **AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
... ... @@ -1252,7 +1252,6 @@
1252 1252  
1253 1253  ==== 3.4.2.23 Resets the downlink packet count ====
1254 1254  
1255 -
1256 1256  * (% style="color:#037691" %)**AT Command:**
1257 1257  
1258 1258  **AT+DISFCNTCHECK=0  **~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
... ... @@ -1262,7 +1262,6 @@
1262 1262  
1263 1263  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1264 1264  
1265 -
1266 1266  * (% style="color:#037691" %)**AT Command:**
1267 1267  
1268 1268   **AT+DISMACANS=0**  ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
... ... @@ -1274,10 +1274,8 @@
1274 1274  
1275 1275  **0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1276 1276  
1277 -
1278 1278  ==== 3.4.2.25 Copy downlink to uplink ====
1279 1279  
1280 -
1281 1281  * (% style="color:#037691" %)**AT Command**(%%)**:**
1282 1282  
1283 1283   **AT+RPL=5**  ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
... ... @@ -1296,11 +1296,8 @@
1296 1296  
1297 1297  ==== 3.4.2.26 Query version number and frequency band 、TDC ====
1298 1298  
1299 -
1300 1300  * (((
1301 -(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1302 -
1303 -**26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1313 +(% style="color:#037691" %)**Downlink Payload**(%%)**: 26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1304 1304  )))
1305 1305  
1306 1306  Example：
... ... @@ -1918,7 +1918,7 @@
1918 1918  
1919 1919  (((
1920 1920  (% 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]].
1921 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
1931 +(% 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/]].
1922 1922  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1923 1923  
1924 1924  
... ... @@ -2108,6 +2108,7 @@
2108 2108  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2109 2109  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2110 2110  
2121 +
2111 2111  = 8. Packing Info =
2112 2112  
2113 2113  
... ... @@ -2125,6 +2125,7 @@
2125 2125  * Package Size / pcs : 14.5 x 8 x 5 cm
2126 2126  * Weight / pcs : 170g
2127 2127  
2139 +
2128 2128  = 9. Support =
2129 2129  
2130 2130  

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