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Last modified by Xiaoling on 2025/04/23 15:57
From version 31.1
edited by Xiaoling
on 2022/06/02 09:38
Change comment: Uploaded new attachment "1654133913295-597.png", version {1}
To version 33.8
edited by Xiaoling
on 2022/06/02 10:05
Change comment: There is no comment for this version

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... ... @@ -906,7 +906,7 @@
906 906  
907 907  
908 908  
909 -==== Fast command to handle MODBUS device ====
909 +==== **Fast command to handle MODBUS device** ====
910 910  
911 911  AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
912 912  
... ... @@ -913,138 +913,156 @@
913 913  This command is valid since v1.3 firmware version
914 914  
915 915  
916 -AT+MBFUN has only two value:
916 +**AT+MBFUN has only two value:**
917 917  
918 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
918 +* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
919 919  
920 920  AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
921 921  
922 -* AT+MBFUN=0: Disable Modbus fast reading.
922 +* **AT+MBFUN=0**: Disable Modbus fast reading.
923 923  
924 -Example:
924 +**Example:**
925 925  
926 926  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
927 927  * AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
928 928  * AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
929 929  
930 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
930 +[[image:1654133913295-597.png]]
931 931  
932 932  
933 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
933 +[[image:1654133954153-643.png]]
934 934  
935 935  
936 -* Downlink Commands:
936 +* **Downlink Commands:**
937 937  
938 -A9 aa -à Same as AT+MBFUN=aa
938 +**A9 aa** ~-~-> Same as AT+MBFUN=aa
939 939  
940 940  
941 -==== RS485 command timeout ====
942 942  
942 +==== **RS485 command timeout** ====
943 +
943 943  Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
944 944  
945 945  Default value: 0, range:  0 ~~ 5 seconds
946 946  
947 947  
948 -* AT Command:
949 +* **AT Command:**
949 949  
950 -AT+CMDDLaa=hex(bb cc)
951 +(% class="box infomessage" %)
952 +(((
953 +**AT+CMDDLaa=hex(bb cc)**
954 +)))
951 951  
952 -Example:
956 +**Example:**
953 953  
954 954  **AT+CMDDL1=1000** to send the open time to 1000ms
955 955  
956 956  
957 -* Downlink Payload:
961 +* **Downlink Payload:**
958 958  
959 959  0x AA aa bb cc
960 960  
961 961  Same as: AT+CMDDLaa=hex(bb cc)
962 962  
963 - Example:
967 + **Example:**
964 964  
965 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
969 + **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
966 966  
967 967  
968 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
969 969  
973 +==== **Uplink payload mode** ====
974 +
970 970  Define to use one uplink or multiple uplinks for the sampling.
971 971  
972 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
977 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
973 973  
974 -* AT Command:
979 +* **AT Command:**
975 975  
976 -AT+DATAUP=0
981 +(% class="box infomessage" %)
982 +(((
983 +**AT+DATAUP=0**
984 +)))
977 977  
978 -AT+DATAUP=1
986 +(% class="box infomessage" %)
987 +(((
988 +**AT+DATAUP=1**
989 +)))
979 979  
980 980  
981 -* Downlink Payload:
992 +* **Downlink Payload:**
982 982  
983 -0xAD 00   à Same as AT+DATAUP=0
994 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
984 984  
985 -0xAD 01   à Same as AT+DATAUP=1
996 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
986 986  
987 987  
988 -==== Manually trigger an Uplink ====
989 989  
1000 +==== **Manually trigger an Uplink** ====
1001 +
990 990  Ask device to send an uplink immediately.
991 991  
992 -* Downlink Payload:
1004 +* **Downlink Payload:**
993 993  
994 -0x08 FF, RS485-BL will immediately send an uplink.
1006 +**0x08 FF**, RS485-BL will immediately send an uplink.
995 995  
996 996  
997 -==== Clear RS485 Command ====
998 998  
1010 +==== **Clear RS485 Command** ====
1011 +
999 999  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1000 1000  
1001 1001  
1002 -* AT Command:
1015 +* **AT Command:**
1003 1003  
1004 -**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1017 +(% style="color:#037691" %)**AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1005 1005  
1006 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1007 -
1008 1008  Example screen shot after clear all RS485 commands. 
1009 1009  
1010 1010  
1011 -
1012 1012  The uplink screen shot is:
1013 1013  
1014 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1024 +[[image:1654134704555-320.png]]
1015 1015  
1016 1016  
1017 -* Downlink Payload:
1027 +* **Downlink Payload:**
1018 1018  
1019 -0x09 aa bb same as AT+CMDEAR=aa,bb
1029 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1020 1020  
1021 1021  
1022 -==== Set Serial Communication Parameters ====
1023 1023  
1033 +==== **Set Serial Communication Parameters** ====
1034 +
1024 1024  Set the Rs485 serial communication parameters:
1025 1025  
1026 -* AT Command:
1037 +* **AT Command:**
1027 1027  
1028 1028  Set Baud Rate:
1029 1029  
1030 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1041 +(% class="box infomessage" %)
1042 +(((
1043 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1044 +)))
1031 1031  
1046 +Set UART Parity
1032 1032  
1033 -Set UART parity
1048 +(% class="box infomessage" %)
1049 +(((
1050 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1051 +)))
1034 1034  
1035 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1036 -
1037 -
1038 1038  Set STOPBIT
1039 1039  
1040 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1055 +(% class="box infomessage" %)
1056 +(((
1057 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1058 +)))
1041 1041  
1042 1042  
1043 -* Downlink Payload:
1061 +* **Downlink Payload:**
1044 1044  
1045 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1063 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1046 1046  
1047 -Example:
1065 +**Example:**
1048 1048  
1049 1049  * A7 01 00 60   same as AT+BAUDR=9600
1050 1050  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1054,97 +1054,94 @@
1054 1054  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1055 1055  
1056 1056  
1057 -==== Control output power duration ====
1058 1058  
1076 +==== **Control output power duration** ====
1077 +
1059 1059  User can set the output power duration before each sampling.
1060 1060  
1061 -* AT Command:
1080 +* **AT Command:**
1062 1062  
1063 -Example:
1082 +**Example:**
1064 1064  
1065 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1084 +**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1066 1066  
1067 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1086 +**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1068 1068  
1069 1069  
1070 -* LoRaWAN Downlink Command:
1089 +* **LoRaWAN Downlink Command:**
1071 1071  
1072 -07 01 aa bb  Same as AT+5VT=(aa bb)
1091 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
1073 1073  
1074 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1093 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1075 1075  
1076 1076  
1096 +== 3.6 Buttons ==
1077 1077  
1098 +(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1099 +|=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1100 +|(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1078 1078  
1079 -1.
1080 -11. Buttons
1102 +== 3.7 +3V3 Output ==
1081 1081  
1082 -|**Button**|**Feature**
1083 -|**RST**|Reboot RS485-BL
1084 -
1085 -1.
1086 -11. +3V3 Output
1087 -
1088 1088  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1089 1089  
1090 1090  The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
1091 1091  
1092 -
1093 1093  The +3V3 output time can be controlled by AT Command.
1094 1094  
1095 -**AT+3V3T=1000**
1096 1096  
1097 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1111 +(% style="color:#037691" %)**AT+3V3T=1000**
1098 1098  
1099 1099  
1114 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1115 +
1100 1100  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1101 1101  
1102 1102  
1103 -1.
1104 -11. +5V Output
1119 +== 3.8 +5V Output ==
1105 1105  
1106 1106  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1107 1107  
1108 1108  The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
1109 1109  
1110 -
1111 1111  The 5V output time can be controlled by AT Command.
1112 1112  
1113 -**AT+5VT=1000**
1114 1114  
1115 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1128 +(% style="color:#037691" %)**AT+5VT=1000**
1116 1116  
1117 1117  
1131 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1132 +
1118 1118  By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
1119 1119  
1120 1120  
1136 +== 3.9 LEDs ==
1121 1121  
1138 +(% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
1139 +|=**LEDs**|=(% style="width: 274px;" %)**Feature**
1140 +|**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1122 1122  
1123 -1.
1124 -11. LEDs
1125 1125  
1126 -|**LEDs**|**Feature**
1127 -|**LED1**|Blink when device transmit a packet.
1143 +== 3.10 Switch Jumper ==
1128 1128  
1129 -1.
1130 -11. Switch Jumper
1131 -
1132 -|**Switch Jumper**|**Feature**
1133 -|**SW1**|(((
1145 +(% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
1146 +|=(% style="width: 124px;" %)**Switch Jumper**|=(% style="width: 388px;" %)**Feature**
1147 +|(% style="width:124px" %)**SW1**|(% style="width:388px" %)(((
1134 1134  ISP position: Upgrade firmware via UART
1135 1135  
1136 1136  Flash position: Configure device, check running status.
1137 1137  )))
1138 -|**SW2**|(((
1152 +|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1139 1139  5V position: set to compatible with 5v I/O.
1140 1140  
1141 1141  3.3v position: set to compatible with 3.3v I/O.,
1142 1142  )))
1143 1143  
1144 -+3.3V: is always ON
1158 +**+3.3V**: is always ON
1145 1145  
1146 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1160 +**+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1147 1147  
1162 +
1148 1148  1. Case Study
1149 1149  
1150 1150  User can check this URL for some case studies.
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