Last modified by Bei Jinggeng on 2025/01/10 15:51
<
From version < 74.5 >
edited by Xiaoling
on 2023/08/19 16:07
To version < 53.2 >
edited by Xiaoling
on 2023/06/15 08:45
>
Change comment: There is no comment for this version

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... ... @@ -366,7 +366,8 @@
366 366  ADC(PA4)
367 367  )))|(% style="width:323px" %)(((
368 368  Distance measure by:1)TF-Mini plus LiDAR
369 -Or 2) TF-Luna LiDAR
369 +Or 
370 +2) TF-Luna LiDAR
370 370  )))|(% style="width:188px" %)Distance signal  strength
371 371  
372 372  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656376779088-686.png?rev=1.1||alt="1656376779088-686.png"]]
... ... @@ -473,6 +473,7 @@
473 473  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220820120036-2.png?width=1003&height=469&rev=1.1||alt="image-20220820120036-2.png" height="469" width="1003"]]
474 474  
475 475  
477 +
476 476  ==== 2.3.2.6  MOD~=6 (Counting Mode) ====
477 477  
478 478  
... ... @@ -585,78 +585,6 @@
585 585  When AA is 2, set the count of PA4 pin to BB Corresponding downlink：09 02 bb bb bb bb
586 586  
587 587  
588 -==== 2.3.2.10  MOD~=10 (PWM input capture and output mode，Since firmware v1.2) ====
589 -
590 -
591 -In this mode, the uplink can perform PWM input capture, and the downlink can perform PWM output.
592 -
593 -[[It should be noted when using PWM mode.>>||anchor="H2.3.3.12A0PWMMOD"]]
594 -
595 -
596 -===== 2.3.2.10.a  Uplink, PWM input capture =====
597 -
598 -
599 -[[image:image-20230817172209-2.png||height="439" width="683"]]
600 -
601 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:690px" %)
602 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:135px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:89px" %)**2**
603 -|Value|Bat|(% style="width:191px" %)(((
604 -Temperature(DS18B20)(PC13)
605 -)))|(% style="width:78px" %)(((
606 -ADC(PA4)
607 -)))|(% style="width:135px" %)(((
608 -PWM_Setting
609 -
610 -&Digital Interrupt(PA8)
611 -)))|(% style="width:70px" %)(((
612 -Pulse period
613 -)))|(% style="width:89px" %)(((
614 -Duration of high level
615 -)))
616 -
617 -[[image:image-20230817170702-1.png||height="161" width="1044"]]
618 -
619 -
620 -When the device detects the following PWM signal ,decoder will converts the pulse period and high-level duration to frequency and duty cycle.
621 -
622 -**Frequency：**
623 -
624 -(% class="MsoNormal" %)
625 -(% lang="EN-US" %)If (% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**AT+PWMSET**(%%)**=0, **(% lang="EN-US" %)Frequency= 1000000/(%%)Pulse period（HZ）;
626 -
627 -(% class="MsoNormal" %)
628 -(% lang="EN-US" %)If (% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**AT+PWMSET**(%%)**=1, **(% lang="EN-US" %)Frequency= 1000/(%%)Pulse period（HZ）;
629 -
630 -
631 -(% class="MsoNormal" %)
632 -**Duty cycle:**
633 -
634 -Duty cycle= Duration of high level/ Pulse period*100 ~(%).
635 -
636 -[[image:image-20230818092200-1.png||height="344" width="627"]]
637 -
638 -
639 -===== 2.3.2.10.b  Downlink, PWM output =====
640 -
641 -
642 -[[image:image-20230817173800-3.png||height="412" width="685"]]
643 -
644 -Downlink:  (% style="color:#037691" %)**0B xx xx xx yy zz zz**
645 -
646 - xx xx xx is the output frequency, the unit is HZ.
647 -
648 - yy is the duty cycle of the output, the unit is %.
649 -
650 - zz zz is the time delay of the output, the unit is ms.
651 -
652 -
653 -For example, send a downlink command: 0B 00 61 A8 32 13 88, the frequency is 25KHZ, the duty cycle is 50, and the output time is 5 seconds.
654 -
655 -The oscilloscope displays as follows:
656 -
657 -[[image:image-20230817173858-5.png||height="694" width="921"]]
658 -
659 -
660 660  === 2.3.3  ​Decode payload ===
661 661  
662 662  
... ... @@ -730,10 +730,6 @@
730 730  (% style="color:red" %)**Note: If the ADC type sensor needs to be powered by SN50_v3, it is recommended to use +5V to control its switch.Only sensors with low power consumption can be powered with VDD.**
731 731  
732 732  
733 -The position of PA5 on the hardware after **LSN50 v3.3** is changed to the position shown in the figure below, and the collected voltage becomes one-sixth of the original.
734 -
735 -[[image:image-20230811113449-1.png||height="370" width="608"]]
736 -
737 737  ==== 2.3.3.5 Digital Interrupt ====
738 738  
739 739  
... ... @@ -880,31 +880,9 @@
880 880  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220628110012-12.png?rev=1.1||alt="image-20220628110012-12.png" height="361" width="953"]]
881 881  
882 882  
883 -==== 2.3.3.12  PWM MOD ====
809 +==== 2.3.3.12  Working MOD ====
884 884  
885 885  
886 -* (((
887 -The maximum voltage that the SDA pin of SN50v3 can withstand is 3.6V, and it cannot exceed this voltage value, otherwise the chip may be burned.
888 -)))
889 -* (((
890 -If the PWM pin connected to the SDA pin cannot maintain a high level when it is not working, you need to remove the resistor R2 or replace it with a resistor with a larger resistance, otherwise a sleep current of about 360uA will be generated. The position of the resistor is shown in the figure below:
891 -)))
892 -
893 - [[image:image-20230817183249-3.png||height="320" width="417"]]
894 -
895 -* (((
896 -The signal captured by the input should preferably be processed by hardware filtering and then connected in. The software processing method is to capture four values, discard the first captured value, and then take the middle value of the second, third, and fourth captured values.
897 -)))
898 -* (((
899 -Since the device can only detect a pulse period of 50ms when [[AT+PWMSET=0>>||anchor="H3.3.8PWMsetting"]] (counting in microseconds), it is necessary to change the value of PWMSET according to the frequency of input capture.
900 -
901 -
902 -
903 -)))
904 -
905 -==== 2.3.3.13  Working MOD ====
906 -
907 -
908 908  The working MOD info is contained in the Digital in & Digital Interrupt byte (7^^th^^ Byte).
909 909  
910 910  User can use the 3^^rd^^ ~~ 7^^th^^  bit of this byte to see the working mod:
... ... @@ -920,10 +920,7 @@
920 920  * 6: MOD7
921 921  * 7: MOD8
922 922  * 8: MOD9
923 -* 9: MOD10
924 924  
925 -
926 -
927 927  == 2.4 Payload Decoder file ==
928 928  
929 929  
... ... @@ -953,8 +953,6 @@
953 953  * AT Command via UART Connection : See [[UART Connection>>http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H2.3UARTConnectionforSN50v3basemotherboard]].
954 954  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
955 955  
956 -
957 -
958 958  == 3.2 General Commands ==
959 959  
960 960  
... ... @@ -1002,8 +1002,6 @@
1002 1002  * Example 1: Downlink Payload: 0100001E  ~/~/  Set Transmit Interval (TDC) = 30 seconds
1003 1003  * Example 2: Downlink Payload: 0100003C  ~/~/  Set Transmit Interval (TDC) = 60 seconds
1004 1004  
1005 -
1006 -
1007 1007  === 3.3.2 Get Device Status ===
1008 1008  
1009 1009  
... ... @@ -1052,8 +1052,6 @@
1052 1052  * Example 3: Downlink Payload: 06000102  **~-~-->**  AT+INTMOD2=2
1053 1053  * Example 4: Downlink Payload: 06000201  **~-~-->**  AT+INTMOD3=1
1054 1054  
1055 -
1056 -
1057 1057  === 3.3.4 Set Power Output Duration ===
1058 1058  
1059 1059  
... ... @@ -1086,8 +1086,6 @@
1086 1086  * Example 1: Downlink Payload: 070000  **~-~-->**  AT+5VT=0
1087 1087  * Example 2: Downlink Payload: 0701F4  **~-~-->**  AT+5VT=500
1088 1088  
1089 -
1090 -
1091 1091  === 3.3.5 Set Weighing parameters ===
1092 1092  
1093 1093  
... ... @@ -1113,8 +1113,6 @@
1113 1113  * Example 2: Downlink Payload: 08020FA3  **~-~-->**  AT+WEIGAP=400.3
1114 1114  * Example 3: Downlink Payload: 08020FA0  **~-~-->**  AT+WEIGAP=400.0
1115 1115  
1116 -
1117 -
1118 1118  === 3.3.6 Set Digital pulse count value ===
1119 1119  
1120 1120  
... ... @@ -1138,8 +1138,6 @@
1138 1138  * Example 1: Downlink Payload: 090100000000  **~-~-->**  AT+SETCNT=1,0
1139 1139  * Example 2: Downlink Payload: 0902000003E8  **~-~-->**  AT+SETCNT=2,1000
1140 1140  
1141 -
1142 -
1143 1143  === 3.3.7 Set Workmode ===
1144 1144  
1145 1145  
... ... @@ -1164,37 +1164,6 @@
1164 1164  * Example 1: Downlink Payload: 0A01  **~-~-->**  AT+MOD=1
1165 1165  * Example 2: Downlink Payload: 0A04  **~-~-->**  AT+MOD=4
1166 1166  
1167 -
1168 -
1169 -=== 3.3.8 PWM setting ===
1170 -
1171 -
1172 -Feature: Set the time acquisition unit for PWM input capture.
1173 -
1174 -(% style="color:blue" %)**AT Command: AT+PWMSET**
1175 -
1176 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1177 -|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3;color:#0070C0" %)**Response**
1178 -|(% style="width:154px" %)AT+PWMSET=?|(% style="width:196px" %)0|(% style="width:157px" %)(((
1179 -0(default)
1180 -
1181 -OK
1182 -)))
1183 -|(% style="width:154px" %)AT+PWMSET=0|(% style="width:196px" %)The unit of PWM capture time is microsecond. The capture frequency range is between 20HZ and 100000HZ.   |(% style="width:157px" %)(((
1184 -OK
1185 -
1186 -)))
1187 -|(% style="width:154px" %)AT+PWMSET=1|(% style="width:196px" %)The unit of PWM capture time is millisecond.  The capture frequency range is between 5HZ and 250HZ. |(% style="width:157px" %)OK
1188 -
1189 -(% style="color:blue" %)**Downlink Command: 0x0C**
1190 -
1191 -Format: Command Code (0x0C) followed by 1 bytes.
1192 -
1193 -* Example 1: Downlink Payload: 0C00  **~-~-->**  AT+PWMSET=0
1194 -* Example 2: Downlink Payload: 0C01  **~-~-->**  AT+PWMSET=1
1195 -
1196 -
1197 -
1198 1198  = 4. Battery & Power Consumption =
1199 1199  
1200 1200  
... ... @@ -1217,11 +1217,9 @@
1217 1217  
1218 1218  **Methods to Update Firmware:**
1219 1219  
1220 -* (Recommanded way) OTA firmware update via wireless: **[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]**
1221 -* Update through UART TTL interface: **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
1078 +* (Recommanded way) OTA firmware update via wireless:   [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]
1079 +* Update through UART TTL interface.**[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
1222 1222  
1223 -
1224 -
1225 1225  = 6. FAQ =
1226 1226  
1227 1227  == 6.1 Where can i find source code of SN50v3-LB? ==
... ... @@ -1230,24 +1230,6 @@
1230 1230  * **[[Hardware Source Files>>https://github.com/dragino/Lora/tree/master/LSN50/v3.0]].**
1231 1231  * **[[Software Source Code & Compile instruction>>https://github.com/dragino/SN50v3]].**
1232 1232  
1233 -
1234 -
1235 -== 6.2 How to generate PWM Output in SN50v3-LB? ==
1236 -
1237 -
1238 -See this document: **[[Generate PWM Output on SN50v3>>https://www.dropbox.com/scl/fi/r3trcet2knujg40w0mgyn/Generate-PWM-Output-on-SN50v3.pdf?rlkey=rxsgmrhhrv62iiiwjq9sv10bn&dl=0]]**.
1239 -
1240 -
1241 -== 6.3 How to put several sensors to a SN50v3-LB? ==
1242 -
1243 -
1244 -When we want to put several sensors to A SN50v3-LB, the waterproof at the grand connector will become an issue. User can try to exchange the grand connector to below type.
1245 -
1246 -[[Reference Supplier>>https://www.yscableglands.com/cable-glands/nylon-cable-glands/cable-gland-rubber-seal.html]].
1247 -
1248 -[[image:image-20230810121434-1.png||height="242" width="656"]]
1249 -
1250 -
1251 1251  = 7. Order Info =
1252 1252  
1253 1253  
... ... @@ -1271,8 +1271,6 @@
1271 1271  * (% style="color:red" %)**20**(%%): With M20 waterproof cable hole
1272 1272  * (% style="color:red" %)**NH**(%%): No Hole
1273 1273  
1274 -
1275 -
1276 1276  = 8. ​Packing Info =
1277 1277  
1278 1278  
... ... @@ -1287,8 +1287,6 @@
1287 1287  * Package Size / pcs : cm
1288 1288  * Weight / pcs : g
1289 1289  
1290 -
1291 -
1292 1292  = 9. Support =
1293 1293  
1294 1294  
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