Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Bei Jinggeng on 2025/01/16 11:36
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... ... @@ -937,40 +937,73 @@ 937 937 938 938 ==== **Manually trigger an Uplink** ==== 939 939 940 +((( 940 940 Ask device to send an uplink immediately. 942 +))) 941 941 942 -* **AT Command:** 944 +* ((( 945 +**AT Command:** 946 +))) 943 943 948 +((( 944 944 No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 950 +))) 945 945 952 +((( 953 + 954 +))) 946 946 947 -* **Downlink Payload:** 956 +* ((( 957 +**Downlink Payload:** 958 +))) 948 948 960 +((( 949 949 **0x08 FF**, RS485-LN will immediately send an uplink. 962 +))) 950 950 951 951 952 952 966 + 953 953 ==== **Clear RS485 Command** ==== 954 954 969 +((( 955 955 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 971 +))) 956 956 957 -* **AT Command:** 973 +* ((( 974 +**AT Command:** 975 +))) 958 958 977 +((( 959 959 **AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 979 +))) 960 960 981 +((( 961 961 Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 983 +))) 962 962 985 +((( 963 963 Example screen shot after clear all RS485 commands. 987 +))) 964 964 989 +((( 990 + 991 +))) 965 965 993 +((( 966 966 The uplink screen shot is: 995 +))) 967 967 968 968 [[image:1654160691922-496.png]] 969 969 970 970 971 -* **Downlink Payload:** 1000 +* ((( 1001 +**Downlink Payload:** 1002 +))) 972 972 1004 +((( 973 973 **0x09 aa bb** same as AT+CMDEAR=aa,bb 1006 +))) 974 974 975 975 976 976 ... ... @@ -977,51 +977,90 @@ 977 977 978 978 ==== **Set Serial Communication Parameters** ==== 979 979 1013 +((( 980 980 Set the Rs485 serial communication parameters: 1015 +))) 981 981 982 -* **AT Command:** 1017 +* ((( 1018 +**AT Command:** 1019 +))) 983 983 1021 +((( 984 984 Set Baud Rate: 1023 +))) 985 985 986 986 (% class="box infomessage" %) 987 987 ((( 1027 +((( 988 988 **AT+BAUDR=9600** ~/~/ Options: (1200,2400,4800,14400,19200,115200) 989 989 ))) 1030 +))) 990 990 1032 +((( 991 991 Set UART Parity 1034 +))) 992 992 993 993 (% class="box infomessage" %) 994 994 ((( 1038 +((( 995 995 **AT+PARITY=0** ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 996 996 ))) 1041 +))) 997 997 1043 +((( 998 998 Set STOPBIT 1045 +))) 999 999 1000 1000 (% class="box infomessage" %) 1001 1001 ((( 1049 +((( 1002 1002 **AT+STOPBIT=0** ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 1003 1003 ))) 1052 +))) 1004 1004 1054 +((( 1055 + 1056 +))) 1005 1005 1006 -* **Downlink Payload:** 1058 +* ((( 1059 +**Downlink Payload:** 1060 +))) 1007 1007 1062 +((( 1008 1008 **A7 01 aa bb**: Same AT+BAUDR=hex(aa bb)*100 1064 +))) 1009 1009 1066 +((( 1010 1010 **Example:** 1068 +))) 1011 1011 1012 -* A7 01 00 60 same as AT+BAUDR=9600 1013 -* A7 01 04 80 same as AT+BAUDR=115200 1070 +* ((( 1071 +A7 01 00 60 same as AT+BAUDR=9600 1072 +))) 1073 +* ((( 1074 +A7 01 04 80 same as AT+BAUDR=115200 1075 +))) 1014 1014 1077 +((( 1015 1015 A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1079 +))) 1016 1016 1081 +((( 1017 1017 A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1083 +))) 1018 1018 1019 1019 1086 + 1087 + 1020 1020 == 3.6 Listening mode for RS485 network == 1021 1021 1090 +((( 1022 1022 This feature support since firmware v1.4 1092 +))) 1023 1023 1094 +((( 1024 1024 RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN. 1096 +))) 1025 1025 1026 1026 [[image:image-20220602171200-8.png||height="567" width="1007"]] 1027 1027