Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 116.1 >
edited by Bei Jinggeng
on 2023/04/26 16:13
To version < 102.3 >
edited by Xiaoling
on 2022/10/29 09:54
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -15,6 +15,7 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 +
18 18  == 1.1 What is LT Series I/O Controller ==
19 19  
20 20  (((
... ... @@ -53,6 +53,7 @@
53 53  
54 54  )))
55 55  
57 +
56 56  == 1.2  Specifications ==
57 57  
58 58  (((
... ... @@ -62,7 +62,7 @@
62 62  )))
63 63  
64 64  * (((
65 -STM32L072xxxx MCU
67 +STM32L072CZT6 MCU
66 66  )))
67 67  * (((
68 68  SX1276/78 Wireless Chip 
... ... @@ -169,6 +169,7 @@
169 169  Packet engine up to 256 bytes with CRC.
170 170  
171 171  
174 +
172 172  
173 173  )))
174 174  
... ... @@ -176,47 +176,35 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 -
180 180  * Optional Customized LoRa Protocol
181 -
182 182  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 -
184 184  * AT Commands to change parameters
185 -
186 186  * Remote configure parameters via LoRa Downlink
187 -
188 188  * Firmware upgradable via program port
189 -
190 190  * Counting
191 191  
192 192  
193 193  
191 +
194 194  == 1.4  Applications ==
195 195  
196 196  
197 197  * Smart Buildings & Home Automation
198 -
199 199  * Logistics and Supply Chain Management
200 -
201 201  * Smart Metering
202 -
203 203  * Smart Agriculture
204 -
205 205  * Smart Cities
206 -
207 207  * Smart Factory
208 208  
209 209  
210 210  
204 +
211 211  == 1.5 Hardware Variants ==
212 212  
213 213  
214 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
215 -|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description**
216 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
217 -(% style="text-align:center" %)
218 -[[image:image-20230424115112-1.png||height="106" width="58"]]
219 -)))|(% style="width:334px" %)(((
208 +(% border="1" style="background-color:#f7faff; width:500px" %)
209 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
210 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
220 220  * 2 x Digital Input (Bi-direction)
221 221  * 2 x Digital Output
222 222  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -227,6 +227,7 @@
227 227  
228 228  
229 229  
221 +
230 230  = 2. Power ON Device =
231 231  
232 232  
... ... @@ -243,8 +243,10 @@
243 243  [[image:1653297104069-180.png]]
244 244  
245 245  
238 +
246 246  = 3. Operation Mode =
247 247  
241 +
248 248  == 3.1 How it works? ==
249 249  
250 250  
... ... @@ -257,6 +257,7 @@
257 257  )))
258 258  
259 259  
254 +
260 260  == 3.2 Example to join LoRaWAN network ==
261 261  
262 262  
... ... @@ -283,7 +283,7 @@
283 283  Each LT is shipped with a sticker with the default device EUI as below:
284 284  )))
285 285  
286 -[[image:image-20230425173427-2.png]]
281 +[[image:1653297924498-393.png]]
287 287  
288 288  
289 289  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -308,6 +308,7 @@
308 308  [[image:1653298044601-602.png||height="405" width="709"]]
309 309  
310 310  
306 +
311 311  == 3.3 Uplink Payload ==
312 312  
313 313  
... ... @@ -321,6 +321,8 @@
321 321  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
322 322  
323 323  
320 +
321 +
324 324  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
325 325  
326 326  
... ... @@ -378,6 +378,8 @@
378 378  ** DO1 LED is off in both case
379 379  
380 380  
379 +
380 +
381 381  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
382 382  
383 383  
... ... @@ -451,6 +451,7 @@
451 451  )))
452 452  
453 453  
454 +
454 454  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
455 455  
456 456  
... ... @@ -497,6 +497,7 @@
497 497  )))
498 498  
499 499  
501 +
500 500  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
501 501  
502 502  
... ... @@ -565,6 +565,7 @@
565 565  )))
566 566  
567 567  
570 +
568 568  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
569 569  
570 570  
... ... @@ -612,6 +612,7 @@
612 612  )))
613 613  
614 614  
618 +
615 615  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
616 616  
617 617  
... ... @@ -666,6 +666,7 @@
666 666  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
667 667  
668 668  
673 +
669 669  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
670 670  
671 671  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -726,6 +726,7 @@
726 726  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
727 727  
728 728  
734 +
729 729  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
730 730  
731 731  [[image:image-20220524090456-4.png]]
... ... @@ -739,6 +739,7 @@
739 739  00000101: Means both DI1 and DI2 trigger are enabled.
740 740  
741 741  
748 +
742 742  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
743 743  
744 744  Downlink command to poll MOD6 status:
... ... @@ -748,6 +748,7 @@
748 748  When device got this command, it will send the MOD6 payload.
749 749  
750 750  
758 +
751 751  === 3.3.7 Payload Decoder ===
752 752  
753 753  (((
... ... @@ -757,6 +757,7 @@
757 757  )))
758 758  
759 759  
768 +
760 760  == 3.4 ​Configure LT via AT or Downlink ==
761 761  
762 762  
... ... @@ -775,6 +775,7 @@
775 775  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
776 776  
777 777  
787 +
778 778  === 3.4.1 Common Commands ===
779 779  
780 780  
... ... @@ -783,8 +783,10 @@
783 783  )))
784 784  
785 785  
796 +
786 786  === 3.4.2 Sensor related commands ===
787 787  
799 +
788 788  ==== 3.4.2.1 Set Transmit Interval ====
789 789  
790 790  
... ... @@ -792,7 +792,7 @@
792 792  
793 793  * (% style="color:#037691" %)**AT Command:**
794 794  
795 -(% style="color:blue" %)**AT+TDC=N **
807 +**(% style="color:blue" %)AT+TDC=N **
796 796  
797 797  
798 798  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -800,10 +800,11 @@
800 800  
801 801  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
802 802  
803 -(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
815 +**(% style="color:blue" %)0x01 aa bb cc  (%%)   ~/~/ Same as AT+TDC=0x(aa bb cc)**
804 804  
805 805  
806 806  
819 +
807 807  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
808 808  
809 809  
... ... @@ -811,7 +811,7 @@
811 811  
812 812  * (% style="color:#037691" %)**AT Command:**
813 813  
814 -(% style="color:blue" %)**AT+MOD=N  **
827 +**(% style="color:blue" %)AT+MOD=N  **
815 815  
816 816  
817 817  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -819,10 +819,11 @@
819 819  
820 820  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
821 821  
822 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
835 +**(% style="color:blue" %)0x0A aa  (%%)  ** ~/~/ Same as AT+MOD=aa
823 823  
824 824  
825 825  
839 +
826 826  ==== 3.4.2.3 Poll an uplink ====
827 827  
828 828  
... ... @@ -833,7 +833,7 @@
833 833  
834 834  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
835 835  
836 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
850 +**(% style="color:blue" %)0x08 FF  (%%)   **~/~/ Poll an uplink
837 837  
838 838  
839 839  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -840,6 +840,7 @@
840 840  
841 841  
842 842  
857 +
843 843  ==== 3.4.2.4 Enable Trigger Mode ====
844 844  
845 845  
... ... @@ -847,19 +847,20 @@
847 847  
848 848  * (% style="color:#037691" %)**AT Command:**
849 849  
850 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
865 +**(% style="color:blue" %)AT+ADDMOD6=1 or 0**
851 851  
852 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
867 +**(% style="color:red" %)1:** Enable Trigger Mode
853 853  
854 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
869 +**(% style="color:red" %)0: **Disable Trigger Mode
855 855  
856 856  
857 857  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
858 858  
859 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
874 +**(% style="color:blue" %)0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
860 860  
861 861  
862 862  
878 +
863 863  ==== 3.4.2.5 Poll trigger settings ====
864 864  
865 865  
... ... @@ -872,10 +872,11 @@
872 872  
873 873  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
874 874  
875 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
891 +**(% style="color:blue" %)0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
876 876  
877 877  
878 878  
895 +
879 879  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
880 880  
881 881  
... ... @@ -883,7 +883,7 @@
883 883  
884 884  * (% style="color:#037691" %)**AT Command:**
885 885  
886 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
903 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
887 887  
888 888  
889 889  **Example:**
... ... @@ -892,10 +892,11 @@
892 892  
893 893  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
894 894  
895 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
912 +**(% style="color:blue" %)0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
896 896  
897 897  
898 898  
916 +
899 899  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
900 900  
901 901  
... ... @@ -903,11 +903,11 @@
903 903  
904 904  * (% style="color:#037691" %)**AT Command:**
905 905  
906 -(% style="color:blue" %)**AT+TRIG1=a,b**
924 +**(% style="color:blue" %)AT+TRIG1=a,b**
907 907  
908 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
926 +**(% style="color:red" %)a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
909 909  
910 -(% style="color:red" %)**b :** (%%)delay timing.
928 +**(% style="color:red" %)b :** (%%)delay timing.
911 911  
912 912  
913 913  **Example:**
... ... @@ -916,8 +916,8 @@
916 916  
917 917  
918 918  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
937 +* **(% style="color:blue" %)0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
919 919  
920 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
921 921  
922 922  
923 923  
... ... @@ -928,13 +928,14 @@
928 928  
929 929  * (% style="color:#037691" %)**AT Command:**
930 930  
931 -(% style="color:blue" %)**AT+TRIG2=a,b**
949 +**(% style="color:blue" %)AT+TRIG2=a,b**
932 932  
933 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
934 934  
935 -(% style="color:red" %)**b :** (%%)delay timing.
952 +**(% style="color:red" %)a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
936 936  
954 +**(% style="color:red" %)b :** (%%)delay timing.
937 937  
956 +
938 938  **Example:**
939 939  
940 940  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -942,10 +942,11 @@
942 942  
943 943  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
944 944  
945 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
964 +**(% style="color:blue" %)0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
946 946  
947 947  
948 948  
968 +
949 949  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
950 950  
951 951  
... ... @@ -953,15 +953,16 @@
953 953  
954 954  * (% style="color:#037691" %)**AT Command**
955 955  
956 -(% style="color:blue" %)**AT+ACLIM**
976 +**(% style="color:blue" %)AT+ACLIM**
957 957  
958 958  
959 959  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
960 960  
961 -(% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
981 +**(% style="color:blue" %)0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
962 962  
963 963  
964 964  
985 +
965 965  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
966 966  
967 967  
... ... @@ -969,15 +969,16 @@
969 969  
970 970  * (% style="color:#037691" %)**AT Command**
971 971  
972 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
993 +**(% style="color:blue" %)AT+AVLIM  (%%) See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
973 973  
974 974  
975 975  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
976 976  
977 -(% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
998 +**(% style="color:blue" %)0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
978 978  
979 979  
980 980  
1002 +
981 981  ==== 3.4.2.11 Trigger – Set minimum interval ====
982 982  
983 983  
... ... @@ -985,12 +985,12 @@
985 985  
986 986  * (% style="color:#037691" %)**AT Command**
987 987  
988 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
1010 +**(% style="color:blue" %)AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
989 989  
990 990  
991 991  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
992 992  
993 -(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1015 +**(% style="color:blue" %)0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
994 994  
995 995  (((
996 996  
... ... @@ -1000,6 +1000,7 @@
1000 1000  
1001 1001  
1002 1002  
1025 +
1003 1003  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1004 1004  
1005 1005  
... ... @@ -1009,7 +1009,7 @@
1009 1009  
1010 1010  
1011 1011  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1012 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1035 +* **(% style="color:blue" %)0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1013 1013  
1014 1014  (((
1015 1015  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1031,6 +1031,7 @@
1031 1031  
1032 1032  
1033 1033  
1057 +
1034 1034  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1035 1035  
1036 1036  
... ... @@ -1041,7 +1041,7 @@
1041 1041  
1042 1042  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1043 1043  
1044 -(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1068 +**(% style="color:blue" %)0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1045 1045  
1046 1046  
1047 1047  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1074,14 +1074,6 @@
1074 1074  
1075 1075   Latching time. Unit: ms
1076 1076  
1077 -
1078 -(% style="color:red" %)**Note: **
1079 -
1080 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1081 -
1082 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1083 -
1084 -
1085 1085  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1086 1086  
1087 1087  
... ... @@ -1105,9 +1105,10 @@
1105 1105  
1106 1106  
1107 1107  
1108 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1109 1109  
1125 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1110 1110  
1127 +
1111 1111  * (% style="color:#037691" %)**AT Command:**
1112 1112  
1113 1113  There is no AT Command to control Relay Output
... ... @@ -1115,7 +1115,7 @@
1115 1115  
1116 1116  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1117 1117  
1118 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1135 +**(% style="color:blue" %)0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1119 1119  
1120 1120  
1121 1121  (((
... ... @@ -1134,6 +1134,7 @@
1134 1134  
1135 1135  
1136 1136  
1154 +
1137 1137  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1138 1138  
1139 1139  
... ... @@ -1144,7 +1144,7 @@
1144 1144  
1145 1145  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1146 1146  
1147 -(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1165 +**(% style="color:blue" %)0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1148 1148  
1149 1149  
1150 1150  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1165,20 +1165,12 @@
1165 1165  
1166 1166  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1167 1167  
1168 -
1169 -(% style="color:red" %)**Note:**
1170 -
1171 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1172 -
1173 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1174 -
1175 -
1176 1176  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1177 1177  
1178 1178  
1179 1179  **Example payload:**
1180 1180  
1181 -**~1. 05 01 11 07 D0**
1191 +**~1. 05 01 11 07 D**
1182 1182  
1183 1183  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1184 1184  
... ... @@ -1203,33 +1203,35 @@
1203 1203  
1204 1204  * (% style="color:#037691" %)**AT Command:**
1205 1205  
1206 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1216 +**(% style="color:blue" %)AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1207 1207  
1208 1208  
1209 1209  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1210 1210  
1211 -(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1221 +**(% style="color:blue" %)0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1212 1212  
1213 1213  
1214 1214  
1225 +
1215 1215  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1216 1216  
1217 1217  
1218 1218  * (% style="color:#037691" %)**AT Command:**
1219 1219  
1220 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1231 +**(% style="color:blue" %)AT+SETCNT=aa,(bb cc dd ee) **
1221 1221  
1222 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1233 +**(% style="color:red" %)aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1223 1223  
1224 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1235 +**(% style="color:red" %)bb cc dd ee: **(%%)number to be set
1225 1225  
1226 1226  
1227 1227  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1228 1228  
1229 -(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1240 +**(% style="color:blue" %)0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1230 1230  
1231 1231  
1232 1232  
1244 +
1233 1233  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1234 1234  
1235 1235  
... ... @@ -1237,26 +1237,27 @@
1237 1237  
1238 1238  * (% style="color:#037691" %)**AT Command:**
1239 1239  
1240 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1252 +**(% style="color:blue" %)AT+CLRCOUNT **(%%) ~/~/ clear all counting
1241 1241  
1242 1242  
1243 1243  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1244 1244  
1245 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1257 +**(% style="color:blue" %)0x A6 01    ** (%%)~/~/ clear all counting
1246 1246  
1247 1247  
1248 1248  
1261 +
1249 1249  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1250 1250  
1251 1251  
1252 1252  * (% style="color:#037691" %)**AT Command:**
1253 1253  
1254 -(% style="color:blue" %)**AT+COUTIME=60  **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1267 +**(% style="color:blue" %)AT+COUTIME=60  **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1255 1255  
1256 1256  
1257 1257  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1258 1258  
1259 -(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1272 +**(% style="color:blue" %)0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1260 1260  
1261 1261  (((
1262 1262  range: aa bb cc:0 to 16777215,  (unit:second)
... ... @@ -1264,20 +1264,22 @@
1264 1264  
1265 1265  
1266 1266  
1267 -==== 3.4.2.20 Reset save RO DO state ====
1268 1268  
1281 +==== 3.4.2.20 Reset save DR DO state ====
1269 1269  
1283 +
1270 1270  * (% style="color:#037691" %)**AT Command:**
1271 1271  
1272 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1286 +**(% style="color:blue" %)AT+RODORET=1  **(%%)~/~/ RODO will close when the device joining the network. (default)
1273 1273  
1274 -(% style="color:blue" %)**AT+RODORESET=0    **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1288 +**(% style="color:blue" %)AT+RODORET=0  **(%%)~/~/After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1275 1275  
1276 1276  
1277 1277  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1278 1278  
1279 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1293 +**(% style="color:blue" %)0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1280 1280  
1295 +
1281 1281  
1282 1282  
1283 1283  ==== 3.4.2.21 Encrypted payload ====
... ... @@ -1285,56 +1285,60 @@
1285 1285  
1286 1286  * (% style="color:#037691" %)**AT Command:**
1287 1287  
1288 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1303 +**(% style="color:blue" %)AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1289 1289  
1290 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1305 +**(% style="color:blue" %)AT+DECRYPT=0  **(%%)~/~/Encrypt when uploading payload (default)
1291 1291  
1292 1292  
1293 1293  
1309 +
1294 1294  ==== 3.4.2.22 Get sensor value ====
1295 1295  
1296 1296  
1297 1297  * (% style="color:#037691" %)**AT Command:**
1298 1298  
1299 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1315 +**(% style="color:blue" %)AT+GETSENSORVALUE=0  **(%%)~/~/ The serial port gets the reading of the current sensor
1300 1300  
1301 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1317 +**(% style="color:blue" %)AT+GETSENSORVALUE=1  **(%%)~/~/The serial port gets the current sensor reading and uploads it.
1302 1302  
1303 1303  
1304 1304  
1321 +
1305 1305  ==== 3.4.2.23 Resets the downlink packet count ====
1306 1306  
1307 1307  
1308 1308  * (% style="color:#037691" %)**AT Command:**
1309 1309  
1310 -(% style="color:blue" %)**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)
1327 +**(% style="color:blue" %)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)
1311 1311  
1312 -(% style="color:blue" %)**AT+DISFCNTCHECK=1   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1329 +**(% style="color:blue" %)AT+DISFCNTCHECK=1  **(%%)~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1313 1313  
1314 1314  
1315 1315  
1333 +
1316 1316  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1317 1317  
1318 1318  
1319 1319  * (% style="color:#037691" %)**AT Command:**
1320 1320  
1321 -(% style="color:blue" %)**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)
1339 +**(% style="color:blue" %)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)
1322 1322  
1323 -(% style="color:blue" %)**AT+DISMACANS=1**  (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1341 +**(% style="color:blue" %)AT+DISMACANS=1**  (%%)    ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1324 1324  
1325 1325  
1326 1326  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1327 1327  
1328 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1346 +**(% style="color:blue" %)0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1329 1329  
1330 1330  
1331 1331  
1350 +
1332 1332  ==== 3.4.2.25 Copy downlink to uplink ====
1333 1333  
1334 1334  
1335 1335  * (% style="color:#037691" %)**AT Command**(%%)**:**
1336 1336  
1337 -(% style="color:blue" %)**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.
1356 +**(% style="color:blue" %)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.
1338 1338  
1339 1339  Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1340 1340  
... ... @@ -1357,7 +1357,7 @@
1357 1357  * (((
1358 1358  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1359 1359  
1360 -(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1379 +**(% style="color:blue" %)26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1361 1361  
1362 1362  
1363 1363  )))
... ... @@ -1367,6 +1367,9 @@
1367 1367  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1368 1368  
1369 1369  
1389 +
1390 +)))
1391 +
1370 1370  == 3.5 Integrate with Mydevice ==
1371 1371  
1372 1372  
... ... @@ -1416,8 +1416,10 @@
1416 1416  [[image:image-20220524094909-5.png||height="341" width="734"]]
1417 1417  
1418 1418  
1441 +
1419 1419  == 3.6 Interface Detail ==
1420 1420  
1444 +
1421 1421  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1422 1422  
1423 1423  
... ... @@ -1426,6 +1426,7 @@
1426 1426  [[image:1653356991268-289.png]]
1427 1427  
1428 1428  
1453 +
1429 1429  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1430 1430  
1431 1431  
... ... @@ -1482,6 +1482,8 @@
1482 1482  
1483 1483  (((
1484 1484  
1510 +
1511 +
1485 1485  )))
1486 1486  
1487 1487  (((
... ... @@ -1513,6 +1513,8 @@
1513 1513  
1514 1514  (((
1515 1515  
1543 +
1544 +
1516 1516  )))
1517 1517  
1518 1518  (((
... ... @@ -1543,16 +1543,16 @@
1543 1543  )))
1544 1544  
1545 1545  
1575 +
1546 1546  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1547 1547  
1548 1548  
1549 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1579 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1550 1550  
1551 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1552 -
1553 1553  [[image:1653357531600-905.png]]
1554 1554  
1555 1555  
1584 +
1556 1556  === 3.6.4 Analog Input Interface ===
1557 1557  
1558 1558  
... ... @@ -1570,9 +1570,9 @@
1570 1570  
1571 1571  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1572 1572  
1573 -(% style="color:red" %)**Red:  12~~24v**
1602 +**Red:  12~~24v**
1574 1574  
1575 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1604 +**Yellow:  4~~20mA**
1576 1576  
1577 1577  **Black:  GND**
1578 1578  
... ... @@ -1584,13 +1584,12 @@
1584 1584  [[image:1653357648330-671.png||height="155" width="733"]]
1585 1585  
1586 1586  
1616 +
1587 1587  === 3.6.5 Relay Output ===
1588 1588  
1589 1589  
1590 1590  (((
1591 -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:
1592 -
1593 -**Note**: RO pins go to Open(NO) when device is power off.
1621 +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:
1594 1594  )))
1595 1595  
1596 1596  [[image:image-20220524100215-9.png]]
... ... @@ -1599,6 +1599,7 @@
1599 1599  [[image:image-20220524100215-10.png||height="382" width="723"]]
1600 1600  
1601 1601  
1630 +
1602 1602  == 3.7 LEDs Indicators ==
1603 1603  
1604 1604  
... ... @@ -1605,8 +1605,10 @@
1605 1605  [[image:image-20220524100748-11.png]]
1606 1606  
1607 1607  
1637 +
1608 1608  = 4. Use AT Command =
1609 1609  
1640 +
1610 1610  == 4.1 Access AT Command ==
1611 1611  
1612 1612  
... ... @@ -1817,8 +1817,10 @@
1817 1817  )))
1818 1818  
1819 1819  
1851 +
1820 1820  == 4.2 Common AT Command Sequence ==
1821 1821  
1854 +
1822 1822  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1823 1823  
1824 1824  (((
... ... @@ -1863,6 +1863,7 @@
1863 1863  )))
1864 1864  
1865 1865  
1899 +
1866 1866  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1867 1867  
1868 1868  (((
... ... @@ -1935,7 +1935,7 @@
1935 1935  **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?
1936 1936  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1937 1937  
1938 -**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.**
1972 +**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**
1939 1939  
1940 1940  
1941 1941  )))
... ... @@ -1948,11 +1948,12 @@
1948 1948  
1949 1949  )))
1950 1950  
1985 +
1951 1951  === 4.2.3 Change to Class A ===
1952 1952  
1953 1953  
1954 1954  (((
1955 -(% style="color:blue" %)**If sensor JOINED:**
1990 +(% style="color:blue" %)If sensor JOINED:
1956 1956  
1957 1957  (% style="background-color:#dcdcdc" %)**AT+CLASS=A
1958 1958  ATZ**
... ... @@ -1959,19 +1959,13 @@
1959 1959  )))
1960 1960  
1961 1961  
1962 -= 5. Case Study =
1963 1963  
1964 -== 5.1 Counting how many objects pass in Flow Line ==
1998 += 5. FAQ =
1965 1965  
1966 1966  
1967 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
2001 +== 5.1 How to upgrade the image? ==
1968 1968  
1969 1969  
1970 -= 6. FAQ =
1971 -
1972 -== 6.1 How to upgrade the image? ==
1973 -
1974 -
1975 1975  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1976 1976  
1977 1977  * Support new features
... ... @@ -1999,10 +1999,8 @@
1999 1999  
2000 2000   [[image:image-20220524103407-12.png]]
2001 2001  
2002 -
2003 2003  [[image:image-20220524103429-13.png]]
2004 2004  
2005 -
2006 2006  [[image:image-20220524104033-15.png]]
2007 2007  
2008 2008  
... ... @@ -2014,8 +2014,10 @@
2014 2014  
2015 2015  (((
2016 2016  (((
2017 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2044 +
2018 2018  
2046 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2047 +
2019 2019  
2020 2020  )))
2021 2021  )))
... ... @@ -2027,8 +2027,9 @@
2027 2027  (((
2028 2028  
2029 2029  
2030 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2031 2031  
2060 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2061 +
2032 2032  
2033 2033  )))
2034 2034  
... ... @@ -2042,6 +2042,7 @@
2042 2042  (((
2043 2043  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2044 2044  
2075 +
2045 2045  
2046 2046  )))
2047 2047  )))
... ... @@ -2090,23 +2090,26 @@
2090 2090  [[image:1653360498588-932.png||height="485" width="726"]]
2091 2091  
2092 2092  
2093 -== 6.4 Can I see counting event in Serial? ==
2094 2094  
2125 +== 5.4 Can I see counting event in Serial? ==
2095 2095  
2127 +
2096 2096  (((
2097 2097  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.
2098 2098  
2099 2099  
2100 -== 6.5 Can i use point to point communication for LT-22222-L? ==
2101 2101  
2133 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2102 2102  
2103 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
2104 2104  
2136 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2137 +
2138 +
2105 2105  
2106 2106  )))
2107 2107  
2108 2108  (((
2109 -== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2143 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2110 2110  
2111 2111  
2112 2112  If the device is not shut down, but directly powered off.
... ... @@ -2118,9 +2118,10 @@
2118 2118  After restart, the status before power failure will be read from flash.
2119 2119  
2120 2120  
2121 -== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2122 2122  
2156 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2123 2123  
2158 +
2124 2124  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2125 2125  
2126 2126  
... ... @@ -2127,18 +2127,15 @@
2127 2127  [[image:image-20221006170630-1.png||height="610" width="945"]]
2128 2128  
2129 2129  
2130 -== 6.8 Can LT22222-L save RO state? ==
2131 2131  
2166 += 6. Trouble Shooting =
2132 2132  
2133 -Firmware version needs to be no less than 1.6.0.
2134 -
2135 -
2136 -= 7. Trouble Shooting =
2168 +
2137 2137  )))
2138 2138  
2139 2139  (((
2140 2140  (((
2141 -== 7.1 Downlink doesn't work, how to solve it? ==
2173 +== 6.1 Downlink doesn't work, how to solve it? ==
2142 2142  
2143 2143  
2144 2144  )))
... ... @@ -2151,8 +2151,9 @@
2151 2151  (((
2152 2152  
2153 2153  
2154 -== 7.2 Have trouble to upload image. ==
2155 2155  
2187 +== 6.2 Have trouble to upload image. ==
2188 +
2156 2156  
2157 2157  )))
2158 2158  
... ... @@ -2163,8 +2163,9 @@
2163 2163  (((
2164 2164  
2165 2165  
2166 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2167 2167  
2200 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2201 +
2168 2168  
2169 2169  )))
2170 2170  
... ... @@ -2173,9 +2173,10 @@
2173 2173  )))
2174 2174  
2175 2175  
2176 -= 8. Order Info =
2177 2177  
2211 += 7. Order Info =
2178 2178  
2213 +
2179 2179  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2180 2180  
2181 2181  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2190,11 +2190,9 @@
2190 2190  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2191 2191  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2192 2192  
2228 += 8. Packing Info =
2193 2193  
2194 2194  
2195 -= 9. Packing Info =
2196 -
2197 -
2198 2198  **Package Includes**:
2199 2199  
2200 2200  * LT-22222-L I/O Controller x 1
... ... @@ -2209,11 +2209,9 @@
2209 2209  * Package Size / pcs : 14.5 x 8 x 5 cm
2210 2210  * Weight / pcs : 170g
2211 2211  
2245 += 9. Support =
2212 2212  
2213 2213  
2214 -= 10. Support =
2215 -
2216 -
2217 2217  * (((
2218 2218  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.
2219 2219  )))
... ... @@ -2221,14 +2221,13 @@
2221 2221  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]]
2222 2222  
2223 2223  
2255 +
2224 2224  
2225 2225  )))
2226 2226  
2227 -= 11. Reference​​​​​ =
2259 += 10. Reference​​​​​ =
2228 2228  
2229 2229  
2230 2230  * 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]]
2231 2231  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2232 2232  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2233 -
2234 -
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