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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... ... @@ -831,6 +831,7 @@ 831 831 832 832 833 833 834 + 834 834 ==== **RS485 command timeout** ==== 835 835 836 836 ((( ... ... @@ -936,83 +936,150 @@ 936 936 937 937 ==== **Manually trigger an Uplink** ==== 938 938 940 +((( 939 939 Ask device to send an uplink immediately. 942 +))) 940 940 941 -* **AT Command:** 944 +* ((( 945 +**AT Command:** 946 +))) 942 942 948 +((( 943 943 No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 950 +))) 944 944 952 +((( 953 + 954 +))) 945 945 946 -* **Downlink Payload:** 956 +* ((( 957 +**Downlink Payload:** 958 +))) 947 947 960 +((( 948 948 **0x08 FF**, RS485-LN will immediately send an uplink. 962 +))) 949 949 950 950 951 951 966 + 952 952 ==== **Clear RS485 Command** ==== 953 953 969 +((( 954 954 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 971 +))) 955 955 956 -* **AT Command:** 973 +* ((( 974 +**AT Command:** 975 +))) 957 957 977 +((( 958 958 **AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 979 +))) 959 959 981 +((( 960 960 Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 983 +))) 961 961 985 +((( 962 962 Example screen shot after clear all RS485 commands. 987 +))) 963 963 989 +((( 990 + 991 +))) 964 964 993 +((( 965 965 The uplink screen shot is: 995 +))) 966 966 967 967 [[image:1654160691922-496.png]] 968 968 969 969 970 -* **Downlink Payload:** 1000 +* ((( 1001 +**Downlink Payload:** 1002 +))) 971 971 1004 +((( 972 972 **0x09 aa bb** same as AT+CMDEAR=aa,bb 1006 +))) 973 973 974 974 975 975 1010 + 976 976 ==== **Set Serial Communication Parameters** ==== 977 977 1013 +((( 978 978 Set the Rs485 serial communication parameters: 1015 +))) 979 979 980 -* **AT Command:** 1017 +* ((( 1018 +**AT Command:** 1019 +))) 981 981 1021 +((( 982 982 Set Baud Rate: 1023 +))) 983 983 984 984 (% class="box infomessage" %) 985 985 ((( 1027 +((( 986 986 **AT+BAUDR=9600** ~/~/ Options: (1200,2400,4800,14400,19200,115200) 987 987 ))) 1030 +))) 988 988 1032 +((( 989 989 Set UART Parity 1034 +))) 990 990 991 991 (% class="box infomessage" %) 992 992 ((( 1038 +((( 993 993 **AT+PARITY=0** ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 994 994 ))) 1041 +))) 995 995 1043 +((( 996 996 Set STOPBIT 1045 +))) 997 997 998 998 (% class="box infomessage" %) 999 999 ((( 1049 +((( 1000 1000 **AT+STOPBIT=0** ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 1001 1001 ))) 1052 +))) 1002 1002 1054 +((( 1055 + 1056 +))) 1003 1003 1004 -* **Downlink Payload:** 1058 +* ((( 1059 +**Downlink Payload:** 1060 +))) 1005 1005 1062 +((( 1006 1006 **A7 01 aa bb**: Same AT+BAUDR=hex(aa bb)*100 1064 +))) 1007 1007 1066 +((( 1008 1008 **Example:** 1068 +))) 1009 1009 1010 -* A7 01 00 60 same as AT+BAUDR=9600 1011 -* 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 +))) 1012 1012 1077 +((( 1013 1013 A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1079 +))) 1014 1014 1081 +((( 1015 1015 A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1083 +))) 1016 1016 1017 1017 1018 1018 == 3.6 Listening mode for RS485 network ==