Skip to Content
Last modified by Xiaoling on 2025/04/23 15:57
From version 32.2
edited by Xiaoling
on 2022/06/02 09:39
Change comment: There is no comment for this version
To version 33.7
edited by Xiaoling
on 2022/06/02 10:04
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -921,7 +921,6 @@
921 921  
922 922  * **AT+MBFUN=0**: Disable Modbus fast reading.
923 923  
924 -
925 925  **Example:**
926 926  
927 927  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
... ... @@ -934,118 +934,136 @@
934 934  [[image:1654133954153-643.png]]
935 935  
936 936  
937 -* Downlink Commands:
936 +* **Downlink Commands:**
938 938  
939 -A9 aa -à Same as AT+MBFUN=aa
938 +**A9 aa** ~-~-> Same as AT+MBFUN=aa
940 940  
941 941  
942 -==== RS485 command timeout ====
943 943  
942 +==== **RS485 command timeout** ====
943 +
944 944  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.
945 945  
946 946  Default value: 0, range:  0 ~~ 5 seconds
947 947  
948 948  
949 -* AT Command:
949 +* **AT Command:**
950 950  
951 -AT+CMDDLaa=hex(bb cc)
951 +(% class="box infomessage" %)
952 +(((
953 +**AT+CMDDLaa=hex(bb cc)**
954 +)))
952 952  
953 -Example:
956 +**Example:**
954 954  
955 955  **AT+CMDDL1=1000** to send the open time to 1000ms
956 956  
957 957  
958 -* Downlink Payload:
961 +* **Downlink Payload:**
959 959  
960 960  0x AA aa bb cc
961 961  
962 962  Same as: AT+CMDDLaa=hex(bb cc)
963 963  
964 - Example:
967 + **Example:**
965 965  
966 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
969 + **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
967 967  
968 968  
969 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
970 970  
973 +==== **Uplink payload mode** ====
974 +
971 971  Define to use one uplink or multiple uplinks for the sampling.
972 972  
973 -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"]]
974 974  
975 -* AT Command:
979 +* **AT Command:**
976 976  
977 -AT+DATAUP=0
981 +(% class="box infomessage" %)
982 +(((
983 +**AT+DATAUP=0**
984 +)))
978 978  
979 -AT+DATAUP=1
986 +(% class="box infomessage" %)
987 +(((
988 +**AT+DATAUP=1**
989 +)))
980 980  
981 981  
982 -* Downlink Payload:
992 +* **Downlink Payload:**
983 983  
984 -0xAD 00   à Same as AT+DATAUP=0
994 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
985 985  
986 -0xAD 01   à Same as AT+DATAUP=1
996 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
987 987  
988 988  
989 -==== Manually trigger an Uplink ====
990 990  
1000 +==== **Manually trigger an Uplink** ====
1001 +
991 991  Ask device to send an uplink immediately.
992 992  
993 -* Downlink Payload:
1004 +* **Downlink Payload:**
994 994  
995 -0x08 FF, RS485-BL will immediately send an uplink.
1006 +**0x08 FF**, RS485-BL will immediately send an uplink.
996 996  
997 997  
998 -==== Clear RS485 Command ====
999 999  
1010 +==== **Clear RS485 Command** ====
1011 +
1000 1000  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1001 1001  
1002 1002  
1003 -* AT Command:
1015 +* **AT Command:**
1004 1004  
1005 -**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
1006 1006  
1007 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1008 -
1009 1009  Example screen shot after clear all RS485 commands. 
1010 1010  
1011 1011  
1012 -
1013 1013  The uplink screen shot is:
1014 1014  
1015 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1024 +[[image:1654134704555-320.png]]
1016 1016  
1017 1017  
1018 -* Downlink Payload:
1027 +* **Downlink Payload:**
1019 1019  
1020 -0x09 aa bb same as AT+CMDEAR=aa,bb
1029 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1021 1021  
1022 1022  
1023 -==== Set Serial Communication Parameters ====
1024 1024  
1033 +==== **Set Serial Communication Parameters** ====
1034 +
1025 1025  Set the Rs485 serial communication parameters:
1026 1026  
1027 -* AT Command:
1037 +* **AT Command:**
1028 1028  
1029 1029  Set Baud Rate:
1030 1030  
1031 -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 +)))
1032 1032  
1046 +Set UART Parity
1033 1033  
1034 -Set UART parity
1048 +(% class="box infomessage" %)
1049 +(((
1050 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1051 +)))
1035 1035  
1036 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1037 -
1038 -
1039 1039  Set STOPBIT
1040 1040  
1041 -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 +)))
1042 1042  
1043 1043  
1044 -* Downlink Payload:
1061 +* **Downlink Payload:**
1045 1045  
1046 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1063 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1047 1047  
1048 -Example:
1065 +**Example:**
1049 1049  
1050 1050  * A7 01 00 60   same as AT+BAUDR=9600
1051 1051  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1055,81 +1055,76 @@
1055 1055  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1056 1056  
1057 1057  
1058 -==== Control output power duration ====
1059 1059  
1076 +==== **Control output power duration** ====
1077 +
1060 1060  User can set the output power duration before each sampling.
1061 1061  
1062 -* AT Command:
1080 +* **AT Command:**
1063 1063  
1064 -Example:
1082 +**Example:**
1065 1065  
1066 -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.
1067 1067  
1068 -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.
1069 1069  
1070 1070  
1071 -* LoRaWAN Downlink Command:
1089 +* **LoRaWAN Downlink Command:**
1072 1072  
1073 -07 01 aa bb  Same as AT+5VT=(aa bb)
1091 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
1074 1074  
1075 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1093 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1076 1076  
1077 1077  
1096 +== 3.6 Buttons ==
1078 1078  
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
1079 1079  
1080 -1.
1081 -11. Buttons
1102 +== 3.7 +3V3 Output ==
1082 1082  
1083 -|**Button**|**Feature**
1084 -|**RST**|Reboot RS485-BL
1085 -
1086 -1.
1087 -11. +3V3 Output
1088 -
1089 1089  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1090 1090  
1091 1091  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. 
1092 1092  
1093 -
1094 1094  The +3V3 output time can be controlled by AT Command.
1095 1095  
1096 -**AT+3V3T=1000**
1097 1097  
1098 -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**
1099 1099  
1100 1100  
1114 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1115 +
1101 1101  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1102 1102  
1103 1103  
1104 -1.
1105 -11. +5V Output
1119 +== 3.8 +5V Output ==
1106 1106  
1107 1107  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1108 1108  
1109 1109  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. 
1110 1110  
1111 -
1112 1112  The 5V output time can be controlled by AT Command.
1113 1113  
1114 -**AT+5VT=1000**
1115 1115  
1116 -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**
1117 1117  
1118 1118  
1131 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1132 +
1119 1119  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.
1120 1120  
1121 1121  
1136 +== 3.9 LEDs ==
1122 1122  
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.
1123 1123  
1124 -1.
1125 -11. LEDs
1126 1126  
1127 -|**LEDs**|**Feature**
1128 -|**LED1**|Blink when device transmit a packet.
1143 +== 3.10 Switch Jumper ==
1129 1129  
1130 -1.
1131 -11. Switch Jumper
1132 -
1133 1133  |**Switch Jumper**|**Feature**
1134 1134  |**SW1**|(((
1135 1135  ISP position: Upgrade firmware via UART
1654134704555-320.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +91.4 KB
Content