Changes for page RS485-BL – Waterproof RS485 to LoRaWAN Converter
Last modified by Xiaoling on 2025/04/23 15:57
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... ... @@ -743,6 +743,7 @@ 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 + 746 746 === 3.5.1 Common Commands: === 747 747 748 748 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]] ... ... @@ -852,29 +852,20 @@ 852 852 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"]]. 853 853 854 854 855 -* **AT Command:**856 +* AT Command: 856 856 857 -(% class="box infomessage" %) 858 -((( 859 -**AT+COMMANDx: Configure RS485 read command to sensor.** 860 -))) 858 +AT+COMMANDx: Configure RS485 read command to sensor. 861 861 862 -(% class="box infomessage" %) 863 -((( 864 -**AT+DATACUTx: Configure how to handle return from RS485 devices.** 865 -))) 860 +AT+DATACUTx: Configure how to handle return from RS485 devices. 866 866 867 -(% class="box infomessage" %) 868 -((( 869 -**AT+SEARCHx: Configure search command** 870 -))) 862 +AT+SEARCHx: Configure search command 871 871 872 872 873 -* **Downlink Payload:**865 +* Downlink Payload: 874 874 875 - **0xAF**downlink command can be used to set AT+COMMANDx or AT+DATACUTx.867 +0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 876 876 877 - (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.869 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 878 878 879 879 Format: AF MM NN LL XX XX XX XX YY 880 880 ... ... @@ -881,23 +881,23 @@ 881 881 Where: 882 882 883 883 * MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 884 -* NN: 885 -* LL: 876 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 877 +* LL: The length of AT+COMMAND or AT+DATACUT command 886 886 * XX XX XX XX: AT+COMMAND or AT+DATACUT command 887 -* YY: 879 +* 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. 888 888 889 - **Example:**881 +Example: 890 890 891 - (% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1883 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1 892 892 893 - (% 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**885 +**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10** 894 894 895 - (% 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**887 +**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10** 896 896 897 897 898 - **0xAB**downlink command can be used for set AT+SEARCHx890 +0xAB downlink command can be used for set AT+SEARCHx 899 899 900 - **Example:****AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So892 +Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So 901 901 902 902 * AB aa 01 03 xx xx xx same as AT+SEARCHaa=1,xx xx xx 903 903 * 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 ... ... @@ -905,69 +905,63 @@ 905 905 **AB aa 02 03 xx xx xx 02 yy yy** same as **AT+SEARCHaa=2,xx xx xx+yy yy** 906 906 907 907 900 +==== Fast command to handle MODBUS device ==== 908 908 909 -==== **Fast command to handle MODBUS device** ==== 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]]. 912 912 913 913 This command is valid since v1.3 firmware version 914 914 915 915 916 - **AT+MBFUN has only two value:**907 +AT+MBFUN has only two value: 917 917 918 -* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return909 +* 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.913 +* AT+MBFUN=0: Disable Modbus fast reading. 923 923 915 +Example: 924 924 925 -**Example:** 926 - 927 927 * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). 928 928 * 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. 929 929 * 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. 930 930 931 -[[image: 1654133913295-597.png]]921 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]] 932 932 933 933 934 -[[image: 1654133954153-643.png]]924 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]] 935 935 936 936 937 -* **Downlink Commands:**927 +* Downlink Commands: 938 938 939 - **A9 aa**~-~->Same as AT+MBFUN=aa929 +A9 aa -à Same as AT+MBFUN=aa 940 940 941 941 932 +==== RS485 command timeout ==== 942 942 943 -==== **RS485 command timeout** ==== 944 - 945 945 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. 946 946 947 947 Default value: 0, range: 0 ~~ 5 seconds 948 948 949 949 950 -* **AT Command:**939 +* AT Command: 951 951 952 -(% class="box infomessage" %) 953 -((( 954 -**AT+CMDDLaa=hex(bb cc)** 955 -))) 941 +AT+CMDDLaa=hex(bb cc) 956 956 957 - **Example:**943 +Example: 958 958 959 959 **AT+CMDDL1=1000** to send the open time to 1000ms 960 960 961 961 962 -* **Downlink Payload:**948 +* Downlink Payload: 963 963 964 964 0x AA aa bb cc 965 965 966 966 Same as: AT+CMDDLaa=hex(bb cc) 967 967 968 - **Example:**954 + Example: 969 969 970 - **0xAA 01 03 E8**~-~->Same as **AT+CMDDL1=1000 ms**956 + 0xAA 01 03 E8 à Same as **AT+CMDDL1=1000 ms** 971 971 972 972 973 973 ==== [[Uplink>>path:#downlink_A8]] payload mode ==== ... ... @@ -1081,13 +1081,13 @@ 1081 1081 1082 1082 1083 1083 1084 -1. 1070 +1. 1085 1085 11. Buttons 1086 1086 1087 1087 |**Button**|**Feature** 1088 1088 |**RST**|Reboot RS485-BL 1089 1089 1090 -1. 1076 +1. 1091 1091 11. +3V3 Output 1092 1092 1093 1093 RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. ... ... @@ -1105,7 +1105,7 @@ 1105 1105 By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 1106 1106 1107 1107 1108 -1. 1094 +1. 1109 1109 11. +5V Output 1110 1110 1111 1111 RS485-BL has a Controllable +5V output, user can use this output to power external sensor. ... ... @@ -1125,13 +1125,13 @@ 1125 1125 1126 1126 1127 1127 1128 -1. 1114 +1. 1129 1129 11. LEDs 1130 1130 1131 1131 |**LEDs**|**Feature** 1132 1132 |**LED1**|Blink when device transmit a packet. 1133 1133 1134 -1. 1120 +1. 1135 1135 11. Switch Jumper 1136 1136 1137 1137 |**Switch Jumper**|**Feature** ... ... @@ -1177,7 +1177,7 @@ 1177 1177 1178 1178 1179 1179 1180 -1. 1166 +1. 1181 1181 11. Common AT Command Sequence 1182 1182 111. Multi-channel ABP mode (Use with SX1301/LG308) 1183 1183 ... ... @@ -1196,8 +1196,8 @@ 1196 1196 1197 1197 ATZ 1198 1198 1199 -1. 1200 -11. 1185 +1. 1186 +11. 1201 1201 111. Single-channel ABP mode (Use with LG01/LG02) 1202 1202 1203 1203 AT+FDR Reset Parameters to Factory Default, Keys Reserve ... ... @@ -1272,7 +1272,7 @@ 1272 1272 [[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]] 1273 1273 1274 1274 1275 -1. 1261 +1. 1276 1276 11. How to change the LoRa Frequency Bands/Region? 1277 1277 1278 1278 User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. ... ... @@ -1279,7 +1279,7 @@ 1279 1279 1280 1280 1281 1281 1282 -1. 1268 +1. 1283 1283 11. How many RS485-Slave can RS485-BL connects? 1284 1284 1285 1285 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]]. ... ... @@ -1296,7 +1296,7 @@ 1296 1296 1297 1297 1298 1298 1299 -1. 1285 +1. 1300 1300 11. Why I can’t join TTN V3 in US915 /AU915 bands? 1301 1301 1302 1302 It might about the channels mapping. Please see for detail.
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