From bbc299fe5405099d8f7766c1702bdb09ec6fe265 Mon Sep 17 00:00:00 2001
From: UBWH <72185209+UBWH@users.noreply.github.com>
Date: Thu, 31 Jul 2025 15:38:35 +0800
Subject: [PATCH] Create SN50v3L.be (#23733)

Decoder for Dragino SN50v3-LB/LS
---
 .../decoders/vendors/dragino/SN50v3L.be       | 116 ++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 tasmota/berry/lorawan/decoders/vendors/dragino/SN50v3L.be

diff --git a/tasmota/berry/lorawan/decoders/vendors/dragino/SN50v3L.be b/tasmota/berry/lorawan/decoders/vendors/dragino/SN50v3L.be
new file mode 100644
index 000000000..5d6eec9b3
--- /dev/null
+++ b/tasmota/berry/lorawan/decoders/vendors/dragino/SN50v3L.be
@@ -0,0 +1,116 @@
+# LoRaWAN Decoder file for Dragino SN50v3-LB/LS
+#
+# References
+#  User Manual:     https://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SN50v3-LB/
+#  Codec Repository: https://github.com/dragino/dragino-end-node-decoder/tree/main/SN50_v3-LB
+
+import string
+
+global.DrgSN50v3LNodes = {}
+
+class LwDecoDrgSN50v3L
+  static def decodeUplink(Name, Node, RSSI, FPort, Bytes)
+    var data = {"Device":"Dragino SN50v3-L"}
+    
+    var valid_values = false
+    var last_seen = 1451602800
+    var battery_last_seen = 1451602800
+    var battery = 1000
+    var rssi = RSSI
+	var WorkingMode =''
+    var WorkingModes = ['IIC','Distance', '3ADC+IIC', '3DS18B20','Weight','1Count','3Interrupt','3ADC+1DS18B20','3DS18B20+2Count','PWM','TMP117','Count+SHT31']
+
+    if global.DrgSN50v3LNodes.find(Node)
+      last_seen         = global.DrgSN50v3LNodes.item(Node)[2]
+      battery_last_seen = global.DrgSN50v3LNodes.item(Node)[3]
+      battery           = global.DrgSN50v3LNodes.item(Node)[4]
+      rssi              = global.DrgSN50v3LNodes.item(Node)[5]
+    end
+
+    ## SENSOR DATA ##
+    if 2==FPort && Bytes.size()>10   #Variable length, depending on mode, but always 11 bytes or more
+      valid_values = true
+      last_seen = tasmota.rtc('local')  
+	  
+      var mode=(Bytes[6] & 0x7C)>>2
+	  if (mode+1) > size(WorkingModes)  mode = 0 end
+      WorkingMode = WorkingModes[mode]
+	  data.insert("WorkingMode", WorkingMode) #mode in data = 0..11. Mode in documentation = 1..12
+   
+      battery = (Bytes[0]<<8 | Bytes[1])/1000.0
+	  data.insert("BattV", battery)
+      battery_last_seen = tasmota.rtc('local')
+		
+	  ### TBA - handle all of the many cases	
+	  if 0==mode  # Mode 1 (default)
+	    if((Bytes[2]!=0x7f)||(Bytes[3]!=0xFF)) data.insert('TempC1',(Bytes[2]<<8 | Bytes[3])/10.0) end
+        data.insert('Digital_IStatus', (Bytes[6]&0x02)? 'High':'Low')
+		data.insert('ADC1_V',(Bytes[4]<<8 | Bytes[5])/1000.0)
+		
+		data.insert('EXTI_Trigger',(Bytes[6] & 0x01)? 'TRUE':'FALSE')
+        data.insert('Door_status' ,(Bytes[6] & 0x80)? 'CLOSE':'OPEN')
+			
+		if((Bytes[9]<<8 | Bytes[10])==0)
+         data.insert('Illum',(Bytes[7]<<8 | Bytes[8]))
+        else 
+         var noshowTemp = ((Bytes[7]==0x7f)&&(Bytes[8]==0xff))||((Bytes[7]==0xff)&&(Bytes[8]==0xff))
+		 if !noshowTemp  data.insert('TempC_SHT',((Bytes[7]<<24>>16 | Bytes[8])/10.0)) end
+		end
+  
+        if((Bytes[9]!=0xff)||(Bytes[10]!=0xff)) data.insert('Hum_SHT',(((Bytes[9]<<8 | Bytes[10])/10.0))) end
+  	  
+	  end #mode
+
+    ## STATUS DATA ##
+    elif 5 == FPort && Bytes.size() == 7
+      data.insert("Sensor_Model",Bytes[0])
+      data.insert("Firmware_Version", f'v{Bytes[1]:%u}.{Bytes[2]>>4:%u}.{Bytes[2]&0xF:%u}')
+      data.insert("Freq_Band",LwRegions[Bytes[3]-1])
+      data.insert("Sub_Band",Bytes[4])
+      data.insert("BattV",((Bytes[5] << 8) | Bytes[6]) / 1000.0)
+      battery_last_seen = tasmota.rtc('local')
+      battery = ((Bytes[5] << 8) | Bytes[6]) / 1000.0
+      valid_values = true
+    else
+    # Ignore other Fports
+    end #Fport
+
+    if valid_values
+      if global.DrgSN50v3LNodes.find(Node)
+        global.DrgSN50v3LNodes.remove(Node)
+      end
+      #                             sensor[0]    [1]   [2]        [3]                [4]      [5]   [6]
+      global.DrgSN50v3LNodes.insert(Node, [Name, Node, last_seen, battery_last_seen, battery, RSSI, WorkingMode])   
+    end
+
+    return data
+  end #decodeUplink()
+
+  static def add_web_sensor()
+    var msg = ""
+    for sensor: global.DrgSN50v3LNodes
+      var name = sensor[0]
+      if string.find(name, "SN50v3-L") > -1                                   # If LoRaWanName contains SN50v3 use SN50v3-<node>
+        name = string.format("SN50v3-L-%i", sensor[1])
+      end
+      var name_tooltip = "Dragino SN50v3-L"
+      var last_seen         = sensor[2]
+      var battery_last_seen = sensor[3]
+      var battery           = sensor[4]
+      var rssi              = sensor[5]
+      var workingMode       = sensor[6]
+
+      msg += lwdecode.header(name, name_tooltip, battery, battery_last_seen, rssi, last_seen)
+
+      # Sensors
+      msg += "<tr class='htr'><td colspan='4'>&#9478;"                   # |
+
+      msg += string.format(" &#xFE0F; %s", workingMode)         
+	  
+      msg += "{e}"                                                       # = </td></tr>
+    end
+    return msg
+  end #add_web_sensor()
+end #class
+
+LwDeco = LwDecoDrgSN50v3L