Changes for page RS485-BL – Waterproof RS485 to LoRaWAN Converter
Last modified by Xiaoling on 2025/04/23 15:57
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... ... @@ -743,8 +743,6 @@ 743 743 744 744 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL. User can see these commands below: 745 745 746 - 747 - 748 748 === 3.5.1 Common Commands: === 749 749 750 750 They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] ... ... @@ -802,7 +802,6 @@ 802 802 * XX XX XX XX: RS485 command total NN bytes 803 803 * YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command 804 804 805 - 806 806 **Example 1:** 807 807 808 808 To connect a Modbus Alarm with below commands. ... ... @@ -842,32 +842,42 @@ 842 842 843 843 * **Downlink Payload:** 844 844 845 -0xAE 01 ~-~-> Set PAYVER field = 0x01 842 +**0xAE 01** ~-~-> Set PAYVER field = 0x01 846 846 847 -0xAE 0F ~-~-> Set PAYVER field = 0x0F 844 +**0xAE 0F** ~-~-> Set PAYVER field = 0x0F 848 848 849 849 850 -==== Set RS485 Sampling Commands ==== 851 851 848 +==== **Set RS485 Sampling Commands** ==== 849 + 852 852 AT+COMMANDx, AT+DATACUTx and AT+SEARCHx 853 853 854 -These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>> path:#polling_485]].852 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]]. 855 855 856 856 857 -* AT Command: 855 +* **AT Command:** 858 858 859 -AT+COMMANDx: Configure RS485 read command to sensor. 857 +(% class="box infomessage" %) 858 +((( 859 +**AT+COMMANDx: Configure RS485 read command to sensor.** 860 +))) 860 860 861 -AT+DATACUTx: Configure how to handle return from RS485 devices. 862 +(% class="box infomessage" %) 863 +((( 864 +**AT+DATACUTx: Configure how to handle return from RS485 devices.** 865 +))) 862 862 863 -AT+SEARCHx: Configure search command 867 +(% class="box infomessage" %) 868 +((( 869 +**AT+SEARCHx: Configure search command** 870 +))) 864 864 865 865 866 -* Downlink Payload: 873 +* **Downlink Payload:** 867 867 868 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 875 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 869 869 870 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 877 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 871 871 872 872 Format: AF MM NN LL XX XX XX XX YY 873 873 ... ... @@ -874,23 +874,23 @@ 874 874 Where: 875 875 876 876 * MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 877 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 878 -* LL: The length of AT+COMMAND or AT+DATACUT command 884 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 885 +* LL: The length of AT+COMMAND or AT+DATACUT command 879 879 * XX XX XX XX: AT+COMMAND or AT+DATACUT command 880 -* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command. 887 +* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command. 881 881 882 -Example: 889 +**Example:** 883 883 884 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1 891 +(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 885 885 886 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10** 893 +(% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10** 887 887 888 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10** 895 +(% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10** 889 889 890 890 891 -0xAB downlink command can be used for set AT+SEARCHx 898 +**0xAB** downlink command can be used for set AT+SEARCHx 892 892 893 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So 900 +**Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So 894 894 895 895 * AB aa 01 03 xx xx xx same as AT+SEARCHaa=1,xx xx xx 896 896 * AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands ... ... @@ -898,70 +898,76 @@ 898 898 **AB aa 02 03 xx xx xx 02 yy yy** same as **AT+SEARCHaa=2,xx xx xx+yy yy** 899 899 900 900 901 -==== Fast command to handle MODBUS device ==== 902 902 909 +==== **Fast command to handle MODBUS device** ==== 910 + 903 903 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]]. 904 904 905 905 This command is valid since v1.3 firmware version 906 906 907 907 908 -AT+MBFUN has only two value: 916 +**AT+MBFUN has only two value:** 909 909 910 -* 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 911 911 912 912 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. 913 913 914 -* AT+MBFUN=0: Disable Modbus fast reading. 922 +* **AT+MBFUN=0**: Disable Modbus fast reading. 915 915 916 -Example: 924 +**Example:** 917 917 918 918 * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). 919 919 * 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. 920 920 * 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. 921 921 922 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]930 +[[image:1654133913295-597.png]] 923 923 924 924 925 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]933 +[[image:1654133954153-643.png]] 926 926 927 927 928 -* Downlink Commands: 936 +* **Downlink Commands:** 929 929 930 -A9 aa - àSame as AT+MBFUN=aa938 +**A9 aa** ~-~-> Same as AT+MBFUN=aa 931 931 932 932 933 -==== RS485 command timeout ==== 934 934 942 +==== **RS485 command timeout** ==== 943 + 935 935 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. 936 936 937 937 Default value: 0, range: 0 ~~ 5 seconds 938 938 939 939 940 -* AT Command: 949 +* **AT Command:** 941 941 942 -AT+CMDDLaa=hex(bb cc) 951 +(% class="box infomessage" %) 952 +((( 953 +**AT+CMDDLaa=hex(bb cc)** 954 +))) 943 943 944 -Example: 956 +**Example:** 945 945 946 946 **AT+CMDDL1=1000** to send the open time to 1000ms 947 947 948 948 949 -* Downlink Payload: 961 +* **Downlink Payload:** 950 950 951 951 0x AA aa bb cc 952 952 953 953 Same as: AT+CMDDLaa=hex(bb cc) 954 954 955 - Example: 967 + **Example:** 956 956 957 - 0xAA 01 03 E8 àSame as **AT+CMDDL1=1000 ms**969 + **0xAA 01 03 E8** ~-~-> Same as **AT+CMDDL1=1000 ms** 958 958 959 959 960 -==== [[Uplink>>path:#downlink_A8]] payload mode ==== 961 961 973 +==== **Uplink payload mode** ==== 974 + 962 962 Define to use one uplink or multiple uplinks for the sampling. 963 963 964 -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"]] 965 965 966 966 * AT Command: 967 967 ... ... @@ -1068,13 +1068,13 @@ 1068 1068 1069 1069 1070 1070 1071 -1. 1084 +1. 1072 1072 11. Buttons 1073 1073 1074 1074 |**Button**|**Feature** 1075 1075 |**RST**|Reboot RS485-BL 1076 1076 1077 -1. 1090 +1. 1078 1078 11. +3V3 Output 1079 1079 1080 1080 RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. ... ... @@ -1092,7 +1092,7 @@ 1092 1092 By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 1093 1093 1094 1094 1095 -1. 1108 +1. 1096 1096 11. +5V Output 1097 1097 1098 1098 RS485-BL has a Controllable +5V output, user can use this output to power external sensor. ... ... @@ -1112,13 +1112,13 @@ 1112 1112 1113 1113 1114 1114 1115 -1. 1128 +1. 1116 1116 11. LEDs 1117 1117 1118 1118 |**LEDs**|**Feature** 1119 1119 |**LED1**|Blink when device transmit a packet. 1120 1120 1121 -1. 1134 +1. 1122 1122 11. Switch Jumper 1123 1123 1124 1124 |**Switch Jumper**|**Feature** ... ... @@ -1164,7 +1164,7 @@ 1164 1164 1165 1165 1166 1166 1167 -1. 1180 +1. 1168 1168 11. Common AT Command Sequence 1169 1169 111. Multi-channel ABP mode (Use with SX1301/LG308) 1170 1170 ... ... @@ -1183,8 +1183,8 @@ 1183 1183 1184 1184 ATZ 1185 1185 1186 -1. 1187 -11. 1199 +1. 1200 +11. 1188 1188 111. Single-channel ABP mode (Use with LG01/LG02) 1189 1189 1190 1190 AT+FDR Reset Parameters to Factory Default, Keys Reserve ... ... @@ -1259,7 +1259,7 @@ 1259 1259 [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] 1260 1260 1261 1261 1262 -1. 1275 +1. 1263 1263 11. How to change the LoRa Frequency Bands/Region? 1264 1264 1265 1265 User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. ... ... @@ -1266,7 +1266,7 @@ 1266 1266 1267 1267 1268 1268 1269 -1. 1282 +1. 1270 1270 11. How many RS485-Slave can RS485-BL connects? 1271 1271 1272 1272 The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]]. ... ... @@ -1283,7 +1283,7 @@ 1283 1283 1284 1284 1285 1285 1286 -1. 1299 +1. 1287 1287 11. Why I can’t join TTN V3 in US915 /AU915 bands? 1288 1288 1289 1289 It might about the channels mapping. Please see for detail.
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