Skip to Content
Last modified by Xiaoling on 2025/04/23 15:57
From version 33.1
edited by Xiaoling
on 2022/06/02 09:51
Change comment: Uploaded new attachment "1654134704555-320.png", version {1}
To version 33.4
edited by Xiaoling
on 2022/06/02 10:01
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -1012,52 +1012,57 @@
1012 1012  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1013 1013  
1014 1014  
1015 -* AT Command:
1015 +* **AT Command:**
1016 1016  
1017 -**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
1018 1018  
1019 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1020 -
1021 1021  Example screen shot after clear all RS485 commands. 
1022 1022  
1023 1023  
1024 -
1025 1025  The uplink screen shot is:
1026 1026  
1027 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1024 +[[image:1654134704555-320.png]]
1028 1028  
1029 1029  
1030 -* Downlink Payload:
1027 +* **Downlink Payload:**
1031 1031  
1032 -0x09 aa bb same as AT+CMDEAR=aa,bb
1029 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1033 1033  
1034 1034  
1035 -==== Set Serial Communication Parameters ====
1036 1036  
1033 +==== **Set Serial Communication Parameters** ====
1034 +
1037 1037  Set the Rs485 serial communication parameters:
1038 1038  
1039 -* AT Command:
1037 +* **AT Command:**
1040 1040  
1041 1041  Set Baud Rate:
1042 1042  
1043 -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 +)))
1044 1044  
1046 +Set UART Parity
1045 1045  
1046 -Set UART parity
1048 +(% class="box infomessage" %)
1049 +(((
1050 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1051 +)))
1047 1047  
1048 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1049 -
1050 -
1051 1051  Set STOPBIT
1052 1052  
1053 -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 +)))
1054 1054  
1055 1055  
1056 -* Downlink Payload:
1061 +* **Downlink Payload:**
1057 1057  
1058 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1063 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1059 1059  
1060 -Example:
1065 +**Example:**
1061 1061  
1062 1062  * A7 01 00 60   same as AT+BAUDR=9600
1063 1063  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1067,54 +1067,51 @@
1067 1067  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1068 1068  
1069 1069  
1070 -==== Control output power duration ====
1071 1071  
1076 +==== **Control output power duration** ====
1077 +
1072 1072  User can set the output power duration before each sampling.
1073 1073  
1074 -* AT Command:
1080 +* **AT Command:**
1075 1075  
1076 -Example:
1082 +**Example:**
1077 1077  
1078 -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.
1079 1079  
1080 -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.
1081 1081  
1082 1082  
1083 -* LoRaWAN Downlink Command:
1089 +* **LoRaWAN Downlink Command:**
1084 1084  
1085 -07 01 aa bb  Same as AT+5VT=(aa bb)
1091 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
1086 1086  
1087 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1093 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1088 1088  
1089 1089  
1096 +== 3.6 Buttons ==
1090 1090  
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
1091 1091  
1092 -1.
1093 -11. Buttons
1102 +== 3.7 +3V3 Output ==
1094 1094  
1095 -|**Button**|**Feature**
1096 -|**RST**|Reboot RS485-BL
1097 -
1098 -1.
1099 -11. +3V3 Output
1100 -
1101 1101  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1102 1102  
1103 1103  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. 
1104 1104  
1105 -
1106 1106  The +3V3 output time can be controlled by AT Command.
1107 1107  
1108 -**AT+3V3T=1000**
1109 1109  
1110 -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**
1111 1111  
1112 1112  
1114 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1115 +
1113 1113  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1114 1114  
1115 1115  
1116 -1.
1117 -11. +5V Output
1119 +== 3.8 +5V Output ==
1118 1118  
1119 1119  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1120 1120  
... ... @@ -1123,7 +1123,7 @@
1123 1123  
1124 1124  The 5V output time can be controlled by AT Command.
1125 1125  
1126 -**AT+5VT=1000**
1128 +(% style="color:#037691" %)**AT+5VT=1000**
1127 1127  
1128 1128  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1129 1129  
... ... @@ -1132,15 +1132,12 @@
1132 1132  
1133 1133  
1134 1134  
1137 +== 3.9 LEDs ==
1135 1135  
1136 -1.
1137 -11. LEDs
1138 -
1139 1139  |**LEDs**|**Feature**
1140 1140  |**LED1**|Blink when device transmit a packet.
1141 1141  
1142 -1.
1143 -11. Switch Jumper
1142 +== 3.10 Switch Jumper ==
1144 1144  
1145 1145  |**Switch Jumper**|**Feature**
1146 1146  |**SW1**|(((