Last modified by Karry Zhuang on 2025/03/06 16:34
<
From version < 4.1 >
edited by Xiaoling
on 2022/05/19 17:37
To version < 12.1 >
edited by Xiaoling
on 2022/05/19 17:45
>
Change comment: Uploaded new attachment "image-20220519174512-4.png", version {1}

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1 1  (% style="text-align:center" %)
2 2  [[image:1652947681187-144.png||height="385" width="385"]]
3 3  
4 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.jpg]]
5 5  
6 6  
7 7  
... ... @@ -27,7 +27,7 @@
27 27  )))
28 28  
29 29  (((
30 -RS485-BL can interface to RS485 sensor, 3.3v/5v UART sensor or interrupt sensor. RS485-BL provides **a 3.3v output** and** a 5v output** to power external sensors. Both output voltages are controllable to minimize the total system power consumption.
29 +RS485-BL can interface to RS485 sensor, 3.3v/5v UART sensor or interrupt sensor. RS485-BL provides **a 3.3v output** and** a 5v output** to power external sensors. Both output voltages are controllable to minimize the total system power consumption.
31 31  )))
32 32  
33 33  (((
... ... @@ -50,7 +50,7 @@
50 50  Each RS485-BL pre-load with a set of unique keys for LoRaWAN registration, register these keys to LoRaWAN server and it will auto connect after power on.
51 51  )))
52 52  
53 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.png]]
52 +[[image:1652953304999-717.png||height="424" width="733"]]
54 54  
55 55  == 1.2 Specifications ==
56 56  
... ... @@ -57,11 +57,11 @@
57 57  **Hardware System:**
58 58  
59 59  * STM32L072CZT6 MCU
60 -* SX1276/78 Wireless Chip
59 +* SX1276/78 Wireless Chip 
61 61  * Power Consumption (exclude RS485 device):
62 62  ** Idle: 6uA@3.3v
63 63  
64 -*
63 +*
65 65  ** 20dB Transmit: 130mA@3.3v
66 66  
67 67  **Interface for Model:**
... ... @@ -111,65 +111,64 @@
111 111  * Smart Cities
112 112  * Smart Factory
113 113  
113 +== 1.5 Firmware Change log ==
114 114  
115 -1.
116 -11. Firmware Change log
115 +[[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/||style="background-color: rgb(255, 255, 255);"]]
117 117  
118 -[[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/]]
117 +== 1.6 Hardware Change log ==
119 119  
120 -
121 -1.
122 -11. Hardware Change log
123 -
124 -
119 +(((
125 125  v1.4
121 +)))
126 126  
123 +(((
127 127  ~1. Change Power IC to TPS22916
125 +)))
128 128  
129 129  
128 +(((
130 130  v1.3
130 +)))
131 131  
132 +(((
132 132  ~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire
134 +)))
133 133  
134 134  
137 +(((
135 135  v1.2
139 +)))
136 136  
137 -Release version
141 +(((
142 +Release version ​​​​​
143 +)))
138 138  
145 += 2. Pin mapping and Power ON Device =
139 139  
140 -
141 -
142 -
143 -1. Pin mapping and Power ON Device
144 -
147 +(((
145 145  The RS485-BL is powered on by 8500mAh battery. To save battery life, RS485-BL is shipped with power off. User can put the jumper to power on RS485-BL.
149 +)))
146 146  
151 +[[image:1652953055962-143.png||height="387" width="728"]]
147 147  
148 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
149 149  
150 -
151 -
152 152  The Left TXD and RXD are TTL interface for external sensor. TTL level is controlled by 3.3/5v Jumper.
153 153  
156 += 3. Operation Mode =
154 154  
158 +== 3.1 How it works? ==
155 155  
156 -
157 -
158 -
159 -1. Operation Mode
160 -11. How it works?
161 -
160 +(((
162 162  The RS485-BL is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-BL. It will auto join the network via OTAA.
162 +)))
163 163  
164 +== 3.2 Example to join LoRaWAN network ==
164 164  
165 -1.
166 -11. Example to join LoRaWAN network
166 +Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 
167 167  
168 -Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here.
168 +[[image:1652953414711-647.png||height="337" width="723"]]
169 169  
170 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
171 171  
172 -
173 173  The RS485-BL in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method.
174 174  
175 175  
... ... @@ -219,7 +219,6 @@
219 219  )))
220 220  
221 221  
222 -
223 223  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
224 224  
225 225  Add APP KEY and DEV EUI
... ... @@ -234,14 +234,14 @@
234 234  
235 235  
236 236  
237 -1.
234 +1.
238 238  11. Configure Commands to read data
239 239  
240 240  There are plenty of RS485 and TTL level devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-BL supports flexible command set. User can use [[AT Commands or LoRaWAN Downlink>>path:#AT_COMMAND]] Command to configure how RS485-BL should read the sensor and how to handle the return from RS485 or TTL sensors.
241 241  
242 242  
243 -1.
244 -11.
240 +1.
241 +11.
245 245  111. Configure UART settings for RS485 or TTL communication
246 246  
247 247  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
... ... @@ -289,9 +289,8 @@
289 289  
290 290  
291 291  
292 -
293 -1.
294 -11.
289 +1.
290 +11.
295 295  111. Configure sensors
296 296  
297 297  Some sensors might need to configure before normal operation. User can configure such sensor via PC or through RS485-BL AT Commands AT+CFGDEV.
... ... @@ -314,8 +314,8 @@
314 314  
315 315  
316 316  
317 -1.
318 -11.
313 +1.
314 +11.
319 319  111. Configure read commands for each sampling
320 320  
321 321  RS485-BL is a battery powered device; it will sleep most of time. And wake up on each period and read RS485 / TTL sensor data and uplink.
... ... @@ -419,7 +419,7 @@
419 419  
420 420  * **a: length for the return of AT+COMMAND**
421 421  * **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.**
422 -* **c: define the position for valid value. **
418 +* **c: define the position for valid value.  **
423 423  )))
424 424  
425 425  Examples:
... ... @@ -460,8 +460,8 @@
460 460  
461 461  
462 462  
463 -1.
464 -11.
459 +1.
460 +11.
465 465  111. Compose the uplink payload
466 466  
467 467  Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
... ... @@ -525,8 +525,8 @@
525 525  
526 526  
527 527  
528 -1.
529 -11.
524 +1.
525 +11.
530 530  111. Uplink on demand
531 531  
532 532  Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command.
... ... @@ -539,8 +539,8 @@
539 539  
540 540  
541 541  
542 -1.
543 -11.
538 +1.
539 +11.
544 544  111. Uplink on Interrupt
545 545  
546 546  Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
... ... @@ -554,10 +554,9 @@
554 554  AT+INTMOD=3  Interrupt trigger by rising edge.
555 555  
556 556  
557 -1.
553 +1.
558 558  11. Uplink Payload
559 559  
560 -
561 561  |**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
562 562  |Value|(((
563 563  Battery(mV)
... ... @@ -606,7 +606,7 @@
606 606  
607 607  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
608 608  
609 -1.
604 +1.
610 610  11. Configure RS485-BL via AT or Downlink
611 611  
612 612  User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
... ... @@ -617,20 +617,17 @@
617 617  
618 618  * **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
619 619  
620 -
621 -1.
622 -11.
615 +1.
616 +11.
623 623  111. Common Commands:
624 624  
625 -
626 626  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: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]]
627 627  
628 628  
629 -1.
630 -11.
622 +1.
623 +11.
631 631  111. Sensor related commands:
632 632  
633 -
634 634  ==== Choose Device Type (RS485 or TTL) ====
635 635  
636 636  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
... ... @@ -671,7 +671,6 @@
671 671  * XX XX XX XX: RS485 command total NN bytes
672 672  * 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
673 673  
674 -
675 675  **Example 1:**
676 676  
677 677  To connect a Modbus Alarm with below commands.
... ... @@ -780,7 +780,6 @@
780 780  
781 781  * AT+MBFUN=0: Disable Modbus fast reading.
782 782  
783 -
784 784  Example:
785 785  
786 786  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
... ... @@ -865,7 +865,7 @@
865 865  
866 866  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
867 867  
868 -Example screen shot after clear all RS485 commands.
858 +Example screen shot after clear all RS485 commands. 
869 869  
870 870  
871 871  
... ... @@ -909,7 +909,6 @@
909 909  * A7 01 00 60   same as AT+BAUDR=9600
910 910  * A7 01 04 80  same as AT+BAUDR=115200
911 911  
912 -
913 913  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
914 914  
915 915  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
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937 937  
938 938  
939 939  
940 -1.
929 +1.
941 941  11. Buttons
942 942  
943 -
944 944  |**Button**|**Feature**
945 945  |**RST**|Reboot RS485-BL
946 946  
947 -
948 -1.
935 +1.
949 949  11. +3V3 Output
950 950  
951 951  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
952 952  
953 -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.
940 +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. 
954 954  
955 955  
956 956  The +3V3 output time can be controlled by AT Command.
... ... @@ -963,12 +963,12 @@
963 963  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
964 964  
965 965  
966 -1.
953 +1.
967 967  11. +5V Output
968 968  
969 969  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
970 970  
971 -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.
958 +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. 
972 972  
973 973  
974 974  The 5V output time can be controlled by AT Command.
... ... @@ -983,14 +983,13 @@
983 983  
984 984  
985 985  
986 -1.
973 +1.
987 987  11. LEDs
988 988  
989 989  |**LEDs**|**Feature**
990 990  |**LED1**|Blink when device transmit a packet.
991 991  
992 -
993 -1.
979 +1.
994 994  11. Switch Jumper
995 995  
996 996  |**Switch Jumper**|**Feature**
... ... @@ -1011,7 +1011,6 @@
1011 1011  
1012 1012  1. Case Study
1013 1013  
1014 -
1015 1015  User can check this URL for some case studies.
1016 1016  
1017 1017  [[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
... ... @@ -1037,7 +1037,7 @@
1037 1037  
1038 1038  
1039 1039  
1040 -1.
1025 +1.
1041 1041  11. Common AT Command Sequence
1042 1042  111. Multi-channel ABP mode (Use with SX1301/LG308)
1043 1043  
... ... @@ -1056,8 +1056,8 @@
1056 1056  
1057 1057  ATZ
1058 1058  
1059 -1.
1060 -11.
1044 +1.
1045 +11.
1061 1061  111. Single-channel ABP mode (Use with LG01/LG02)
1062 1062  
1063 1063  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1099,7 +1099,6 @@
1099 1099  * For bug fix
1100 1100  * Change LoRaWAN bands.
1101 1101  
1102 -
1103 1103  Below shows the hardware connection for how to upload an image to RS485-BL:
1104 1104  
1105 1105  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
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1133 1133  [[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]]
1134 1134  
1135 1135  
1136 -1.
1120 +1.
1137 1137  11. How to change the LoRa Frequency Bands/Region?
1138 1138  
1139 1139  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1140,10 +1140,9 @@
1140 1140  
1141 1141  
1142 1142  
1143 -1.
1127 +1.
1144 1144  11. How many RS485-Slave can RS485-BL connects?
1145 1145  
1146 -
1147 1147  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]].
1148 1148  
1149 1149  
... ... @@ -1154,11 +1154,11 @@
1154 1154  
1155 1155  Please see this link for debug:
1156 1156  
1157 -[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]]
1140 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 
1158 1158  
1159 1159  
1160 1160  
1161 -1.
1144 +1.
1162 1162  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1163 1163  
1164 1164  It might about the channels mapping. Please see for detail.
... ... @@ -1169,7 +1169,6 @@
1169 1169  
1170 1170  1. Order Info
1171 1171  
1172 -
1173 1173  **Part Number: RS485-BL-XXX**
1174 1174  
1175 1175  **XXX:**
... ... @@ -1185,7 +1185,6 @@
1185 1185  * **RU864**: frequency bands RU864
1186 1186  * **KZ865: **frequency bands KZ865
1187 1187  
1188 -
1189 1189  1. Packing Info
1190 1190  
1191 1191  **Package Includes**:
... ... @@ -1194,7 +1194,6 @@
1194 1194  * Stick Antenna for LoRa RF part x 1
1195 1195  * Program cable x 1
1196 1196  
1197 -
1198 1198  **Dimension and weight**:
1199 1199  
1200 1200  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -1202,7 +1202,6 @@
1202 1202  * Package Size / pcs : 14.5 x 8 x 5 cm
1203 1203  * Weight / pcs : 170g
1204 1204  
1205 -
1206 1206  1. Support
1207 1207  
1208 1208  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
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