diff --git a/tools/can2mqtt.py b/tools/can2mqtt.py
new file mode 100755
index 0000000..1042eec
--- /dev/null
+++ b/tools/can2mqtt.py
@@ -0,0 +1,85 @@
+#!/usr/bin/env python3
+from __future__ import absolute_import, print_function
+
+import sys
+import argparse
+import socket
+from datetime import datetime
+
+import can
+from can import Bus, BusState, Logger
+
+import paho.mqtt.client as mqtt
+
+def decon(msg_id):
+   msg_prio=msg_id>>26
+   msg_type=(msg_id>>24) & 0x03
+   msg_dst=(msg_id>>16) & 0xFF
+   msg_src=(msg_id>>8) & 0xFF
+   msg_cmd=msg_id & 0xFF
+   print("prio: ", hex(msg_prio),"type: ", hex(msg_type)," dst: ", hex(msg_dst)," src: ", hex(msg_src)," cmd: ",hex(msg_cmd))
+   return [msg_prio, msg_type, msg_dst, msg_src, msg_cmd]
+
+def on_connect(mcp_mqtt, userdata, flags, rc):
+    print("Connected with result code "+str(rc))
+
+    # Subscribing in on_connect() means that if we lose the connection and
+    # reconnect then subscriptions will be renewed.
+    mcp_mqtt.subscribe("can/raw")
+    mcp_mqtt.subscribe("ctest/#")
+
+def on_message(mcp_mqtt, userdata, msg):
+    local_bus=userdata
+    topic=msg.topic
+    print("data Received topic: ", topic)
+    m_decode=str(msg.payload.decode("utf-8","ignore"))
+    print("data Received",m_decode)
+    msg_id=int(m_decode.split('#')[0],16)
+
+    msg_data=int(m_decode.split('#')[1],16)
+    print(msg_data)
+    m = can.Message(arbitration_id=msg_id,
+          data=[msg_data],
+          extended_id=True)
+    try:
+        local_bus.send(m)
+    except BaseException as e:
+        logging.error("Error sending can message {%s}: %s" % (m, e))
+    print("data sent to CAN",m)
+def main():
+    verbosity = 2
+
+    logging_level_name = ['critical', 'error', 'warning', 'info', 'debug', 'subdebug'][min(5, verbosity)]
+    can.set_logging_level(logging_level_name)
+
+    can_filters = []
+    config = {"can_filters": can_filters, "single_handle": True}
+    config["interface"] = "socketcan"
+    config["bitrate"] = 125000
+    bus = Bus("can1", **config)
+
+    print('Connected to {}: {}'.format(bus.__class__.__name__, bus.channel_info))
+    print('Can Logger (Started on {})\n'.format(datetime.now()))
+
+    mcp_mqtt = mqtt.Client()
+    mcp_mqtt.on_connect = on_connect
+    mcp_mqtt.on_message = on_message
+    mcp_mqtt.user_data_set(bus)
+    mcp_mqtt.connect("mcp", 1883, 60)
+
+    try:
+        while True:
+            mcp_mqtt.loop_start()
+            msg = bus.recv(1)
+            if msg is not None:
+               de=decon(msg.arbitration_id)
+               m= { "prio": hex(de[0]), "type": hex(de[1]), "dst": hex(de[2]), "src": hex(de[3]), "cmd": hex(de[4]), "data": "".join("%02x" % b for b in msg.data) }
+               print(m) 
+               mcp_mqtt.publish("can/rx", str(m))	
+    except KeyboardInterrupt:
+        pass
+    finally:
+        bus.shutdown()
+
+if __name__ == "__main__":
+    main()
diff --git a/tools/canfixer.py b/tools/canfixer.py
new file mode 100755
index 0000000..c1c3f37
--- /dev/null
+++ b/tools/canfixer.py
@@ -0,0 +1,63 @@
+#!/usr/bin/env python3
+# coding: utf-8
+
+
+from __future__ import absolute_import, print_function
+
+import sys
+import argparse
+import socket
+from datetime import datetime
+
+import can
+from can import Bus, BusState, Logger
+
+
+def decon(msg_id):
+   msg_prio=msg_id>>26
+   msg_type=(msg_id>>24) & 0x03
+   msg_dst=(msg_id>>16) & 0xFF
+   msg_src=(msg_id>>8) & 0xFF
+   msg_cmd=msg_id & 0xFF
+   print("prio: ", hex(msg_prio),"type: ", hex(msg_type)," dst: ", hex(msg_dst)," src: ", hex(msg_src)," cmd: ",hex(msg_cmd))
+   return [msg_prio, msg_type, msg_dst, msg_src, msg_cmd]
+
+
+def main():
+    verbosity = 2
+
+    logging_level_name = ['critical', 'error', 'warning', 'info', 'debug', 'subdebug'][min(5, verbosity)]
+    can.set_logging_level(logging_level_name)
+
+    can_filters = []
+    config = {"can_filters": can_filters, "single_handle": True}
+    config["interface"] = "socketcan"
+    config["bitrate"] = 125000
+    bus = Bus("can1", **config)
+
+    print('Connected to {}: {}'.format(bus.__class__.__name__, bus.channel_info))
+    print('Can Logger (Started on {})\n'.format(datetime.now()))
+
+    try:
+        while True:
+            msg = bus.recv(1)
+            if msg is not None:
+               de=decon(msg.arbitration_id)
+               m= { "prio": hex(de[0]), "type": hex(de[1]), "dst": hex(de[2]), "src": hex(de[3]), "cmd": hex(de[4]), "target": hex(msg.data[0]) }
+               if de[2] is 3 and msg.data[0] is 3 and de[1] is 0 and de[3] is 3 and de[4] is 3 :
+                 print(m) 
+                 m = can.Message(arbitration_id=0x0C030900,
+                     data=[3],
+                     extended_id=True)
+                 try:
+                   bus.send(m)
+                 except BaseException as e:
+                   logging.error("Error sending can message {%s}: %s" % (m, e))
+
+    except KeyboardInterrupt:
+        pass
+    finally:
+        bus.shutdown()
+
+if __name__ == "__main__":
+    main()
diff --git a/tools/light2can.py b/tools/light2can.py
new file mode 100755
index 0000000..f344aa7
--- /dev/null
+++ b/tools/light2can.py
@@ -0,0 +1,175 @@
+#!/usr/bin/env python3 
+
+from __future__ import absolute_import, print_function
+
+import sys
+import argparse
+import socket
+from datetime import datetime
+
+import can
+from can import Bus, BusState, Logger
+
+import paho.mqtt.client as mqtt
+
+sub_topic = "light"
+aliases = { 
+  'Esszimmer': 'EZ',
+  'Esszimmer oben': 'EZ',
+  'Küche': 'K',
+  'Wohnzimmer1': 'WZ1',
+  'Wohnzimmer2': 'WZ2',
+  'Wohnzimmer Nord': 'WZ1',
+  'Wohnzimmer Süd': 'WZ2',
+  'Wohnzimmer Tür': 'WZ1',
+  'Wohnzimmer TV': 'WZ2',
+  'Wohnzimmer Fernseher': 'WZ2',
+  'Bad Decke': 'B1',
+  'Bad Spiegel': 'B2',
+  'Bjarne': 'K1',
+  'Inka': 'K2',
+  'Schlafzimmer': 'SCH',
+  'Flur EG': 'FE',
+  'Flur unten': 'FE',
+  'Flur OG': 'FO',
+  'Flur oben': 'FO',
+  'Treppe EG': 'TRE',
+  'Treppe unten': 'TRE',
+  'Treppe OG': 'TRO',
+  'Treppe oben': 'TRO'
+}
+light_map = { 
+  'EZ': [ 0x03, 0x01 ],
+  'K': [ 0x03, 0x02 ],
+  'WZ1': [ 0x02, 0x01 ],
+  'WZ2': [ 0x02, 0x02 ],
+  'TER': [ 0x03, 0x03 ],
+  'FE': [ 0x03, 0x07 ],
+  'TRE': [ 0x02, 0x03 ],
+  'FO': [ 0x01, 0x03 ],
+  'TRO': [ 0x01, 0x07 ],
+  'KI1': [ 0x01, 0x06 ],
+  'KI2': [ 0x01, 0x04 ],
+  'SCH': [ 0x01, 0x08 ],
+  'B1': [ 0x01, 0x01 ],
+  'B2': [ 0x01, 0x02 ],
+  'ROL_EZ_DOWN': [0x03,0x05],
+  'ROL_EZ_UP': [0x03,0x04],
+  'EG1': [ 0x02, 0x09 ],
+  'EG2': [ 0x03, 0x09 ],
+  'OG': [ 0x01, 0x09 ],
+  'ALL': [ 0xFF, 0x09 ],
+}
+cmd_map = {
+  'off': 0,
+  'on': 1,
+  'value': 2,
+  'toggle': 3
+}
+  
+
+def decon(msg_id):
+   msg_prio=msg_id>>26
+   msg_type=(msg_id>>24) & 0x03
+   msg_dst=(msg_id>>16) & 0xFF
+   msg_src=(msg_id>>8) & 0xFF
+   msg_cmd=msg_id & 0xFF
+#   print("msg_id: ", hex(msg_id), "prio: ", hex(msg_prio),"type: ", hex(msg_type)," dst: ", hex(msg_dst)," src: ", hex(msg_src)," cmd: ",hex(msg_cmd))
+   return [msg_prio, msg_type, msg_dst, msg_src, msg_cmd]
+
+def con(msg_dst,msg_cmd,msg_prio=3,msg_type=0,msg_src=11, ):
+   msg_id=(msg_prio<<26) + \
+   ((msg_type&0x03)<<24) +\
+   ((msg_dst&0xFF)<<16) +\
+   ((msg_src&0xFF)<<8) +\
+   (msg_cmd&0xFF)
+   print("Constructed ID: "+hex(msg_id))
+   return msg_id
+
+def on_connect(mcp_mqtt, userdata, flags, rc):
+    print("Connected with result code "+str(rc))
+
+    # Subscribing in on_connect() means that if we lose the connection and
+    # reconnect then subscriptions will be renewed.
+    mcp_mqtt.subscribe(sub_topic+"/+")
+    print("Subscribed to:"+sub_topic+"/+")
+
+def on_message(mcp_mqtt, userdata, msg):
+    local_bus=userdata
+    print("data Received topic: ", msg.topic)
+    m_decode=str(msg.payload.decode("utf-8","ignore"))
+    print("data Received",m_decode)
+    msg_cmd=2
+    try:
+      value=int(m_decode)
+    except ValueError:
+      msg_cmd=cmd_map[m_decode]
+
+    sub=msg.topic[len(sub_topic)+1:]
+    light=aliases.get(sub,None)
+    if light is None:
+      light=sub
+    
+
+    print("substring: "+light) 
+    addr = light_map[light]
+    msg_id=con(msg_dst=addr[0],msg_cmd=msg_cmd)
+    msg_data=[addr[1]] 
+    print(msg_data)
+    if msg_cmd == 2:
+      msg_data.append(value)
+    print(msg_data)
+    m = can.Message(arbitration_id=msg_id,
+        data=msg_data,
+        extended_id=True)
+    print("going to sent to CAN",m)
+    
+    try:
+        local_bus.send(m)
+    except BaseException as e:
+        logging.error("Error sending can message {%s}: %s" % (m, e))
+    print("data sent to CAN",m)
+
+
+def main():
+    verbosity = 2
+
+    logging_level_name = ['critical', 'error', 'warning', 'info', 'debug', 'subdebug'][min(5, verbosity)]
+    can.set_logging_level(logging_level_name)
+
+    can_filters = []
+    config = {"can_filters": can_filters, "single_handle": True}
+    config["interface"] = "socketcan"
+    config["bitrate"] = 125000
+    bus = Bus("can1", **config)
+
+    print('Connected to {}: {}'.format(bus.__class__.__name__, bus.channel_info))
+    print('Can Logger (Started on {})\n'.format(datetime.now()))
+
+    mcp_mqtt = mqtt.Client()
+    mcp_mqtt.on_connect = on_connect
+    mcp_mqtt.on_message = on_message
+    mcp_mqtt.user_data_set(bus)
+    mcp_mqtt.connect("mcp", 1883, 60)
+
+    try:
+      while True:
+        mcp_mqtt.loop_start()
+        msg = bus.recv(1)
+        if msg is not None:
+          de=decon(msg.arbitration_id)
+          m= { "prio": hex(de[0]), "type": hex(de[1]), "dst": hex(de[2]), "src": hex(de[3]), "cmd": hex(de[4]), "action": hex(msg.data[0]) }
+          if de[2]==0 and de[4] == 6:
+            print("received state: ", hex(de[3]), hex(msg.data[0]), hex(msg.data[1]))   
+            for key in light_map:
+              address=light_map[key]
+              if address[0] == de[3] and address[1] == msg.data[0]+1:
+                 print("light/"+key+" changed to "+str(msg.data[1]))
+                 mcp_mqtt.publish("light/"+key+"/state", msg.data[1] , retain=1)	
+    except KeyboardInterrupt:
+        pass
+    finally:
+        bus.shutdown()
+
+if __name__ == "__main__":
+    main()
diff --git a/tools/roll2can.py b/tools/roll2can.py
new file mode 100755
index 0000000..472a162
--- /dev/null
+++ b/tools/roll2can.py
@@ -0,0 +1,130 @@
+#!/usr/bin/env python3 
+
+from __future__ import absolute_import, print_function
+
+import sys
+import argparse
+import socket
+from datetime import datetime
+
+import can
+from can import Bus, BusState, Logger
+
+import paho.mqtt.client as mqtt
+
+sub_topic = "roll"
+aliases = { 
+  'Esszimmer': 'EZ',
+  'Wohnzimmer1': 'WZ1',
+  'Wohnzimmer2': 'WZ2',
+  'Wohnzimmer3': 'WZ3',
+  'Wohnzimmer4': 'WZ4',
+}
+coil_map = { 
+  'EZ':  [ 0x03, 0x04 , 0x03, 0x05 ],
+  'WZ1': [ 0x00, 0x01 , 0x00, 0x01 ],
+  'WZ2': [ 0x00, 0x01 , 0x00, 0x01 ],
+  'WZ3': [ 0x00, 0x01 , 0x00, 0x01 ],
+  'WZ4': [ 0x00, 0x01 , 0x00, 0x01 ],
+}
+cmd_map = {
+  'off': 0,
+  'on': 1,
+  'value': 2,
+  'toggle': 3
+}
+  
+
+def decon(msg_id):
+   msg_prio=msg_id>>26
+   msg_type=(msg_id>>24) & 0x03
+   msg_dst=(msg_id>>16) & 0xFF
+   msg_src=(msg_id>>8) & 0xFF
+   msg_cmd=msg_id & 0xFF
+   print("msg_id: ", hex(msg_id), "prio: ", hex(msg_prio),"type: ", hex(msg_type)," dst: ", hex(msg_dst)," src: ", hex(msg_src)," cmd: ",hex(msg_cmd))
+   return [msg_prio, msg_type, msg_dst, msg_src, msg_cmd]
+
+def con(msg_dst,msg_cmd,msg_prio=3,msg_type=0,msg_src=11, ):
+   msg_id=(msg_prio<<26) + \
+   ((msg_type&0x03)<<24) +\
+   ((msg_dst&0xFF)<<16) +\
+   ((msg_src&0xFF)<<8) +\
+   (msg_cmd&0xFF)
+   print("Constructed ID: "+hex(msg_id))
+   return msg_id
+
+def on_connect(mcp_mqtt, userdata, flags, rc):
+    print("Connected with result code "+str(rc))
+
+    # Subscribing in on_connect() means that if we lose the connection and
+    # reconnect then subscriptions will be renewed.
+    mcp_mqtt.subscribe(sub_topic+"/+")
+    print("Subscribed to:"+sub_topic+"/+")
+
+def on_message(mcp_mqtt, userdata, msg):
+    local_bus=userdata
+    print("data Received topic: ", msg.topic)
+    m_decode=str(msg.payload.decode("utf-8","ignore"))
+    print("data Received",m_decode)
+    msg_cmd=2
+    try:
+      value=int(m_decode)
+    except ValueError:
+      msg_cmd=cmd_map[m_decode]
+
+    sub=msg.topic[len(sub_topic)+1:]
+    roll=aliases.get(sub,None)
+    if roll is None:
+      roll=sub
+
+    print("substring: "+roll) 
+    addr = light_map[light]
+    msg_id=con(msg_dst=addr[0],msg_cmd=msg_cmd)
+    msg_data=[addr[1]] 
+    print(msg_data)
+    if msg_cmd == 2:
+      msg_data.append(value)
+    print(msg_data)
+    m = can.Message(arbitration_id=msg_id,
+        data=msg_data,
+        extended_id=True)
+    print("going to sent to CAN",m)
+    
+    try:
+        local_bus.send(m)
+    except BaseException as e:
+        logging.error("Error sending can message {%s}: %s" % (m, e))
+    print("data sent to CAN",m)
+
+
+def main():
+    verbosity = 2
+
+    logging_level_name = ['critical', 'error', 'warning', 'info', 'debug', 'subdebug'][min(5, verbosity)]
+    can.set_logging_level(logging_level_name)
+
+    can_filters = []
+    config = {"can_filters": can_filters, "single_handle": True}
+    config["interface"] = "socketcan"
+    config["bitrate"] = 125000
+    bus = Bus("can1", **config)
+
+    print('Connected to {}: {}'.format(bus.__class__.__name__, bus.channel_info))
+    print('Can Logger (Started on {})\n'.format(datetime.now()))
+
+    mcp_mqtt = mqtt.Client()
+    mcp_mqtt.on_connect = on_connect
+    mcp_mqtt.on_message = on_message
+    mcp_mqtt.user_data_set(bus)
+    mcp_mqtt.connect("mcp", 1883, 60)
+
+    try:
+        while True:
+            mcp_mqtt.loop_start()
+    except KeyboardInterrupt:
+        pass
+    finally:
+        bus.shutdown()
+
+if __name__ == "__main__":
+    main()
diff --git a/tools/sunevents2can.py b/tools/sunevents2can.py
new file mode 100755
index 0000000..655a498
--- /dev/null
+++ b/tools/sunevents2can.py
@@ -0,0 +1,141 @@
+#!/usr/bin/env python3
+# coding: utf-8
+
+from __future__ import absolute_import, print_function
+
+import sys
+import argparse
+import socket
+from datetime import datetime
+
+import can
+from can import Bus, BusState, Logger
+
+import paho.mqtt.client as mqtt
+
+topic = "sunevents"
+event_map = {
+  'sunrise': "up",  
+  'night': "down",  
+}
+coil_map = { 
+  'ROL_EZ_DOWN': [0x03,0x05],
+  'ROL_EZ_UP': [0x03,0x04]
+}
+group_map = {
+  'up': ['ROL_EZ_UP'], 
+  'down': ['ROL_EZ_DOWN'] 
+}
+cmd_map = {
+  'off': 0,
+  'on': 1,
+  'value': 2,
+  'toggle': 3
+}
+  
+
+def decon(msg_id):
+   msg_prio=msg_id>>26
+   msg_type=(msg_id>>24) & 0x03
+   msg_dst=(msg_id>>16) & 0xFF
+   msg_src=(msg_id>>8) & 0xFF
+   msg_cmd=msg_id & 0xFF
+#   print("msg_id: ", hex(msg_id), "prio: ", hex(msg_prio),"type: ", hex(msg_type)," dst: ", hex(msg_dst)," src: ", hex(msg_src)," cmd: ",hex(msg_cmd))
+   return [msg_prio, msg_type, msg_dst, msg_src, msg_cmd]
+
+def con(msg_dst,msg_cmd,msg_prio=3,msg_type=0,msg_src=11, ):
+   msg_id=(msg_prio<<26) + \
+   ((msg_type&0x03)<<24) +\
+   ((msg_dst&0xFF)<<16) +\
+   ((msg_src&0xFF)<<8) +\
+   (msg_cmd&0xFF)
+   print("Constructed ID: "+hex(msg_id))
+   return msg_id
+
+def on_connect(mcp_mqtt, userdata, flags, rc):
+    print("Connected with result code "+str(rc))
+
+    # Subscribing in on_connect() means that if we lose the connection and
+    # reconnect then subscriptions will be renewed.
+    mcp_mqtt.subscribe(topic)
+    print("Subscribed to:",topic)
+
+def on_message(mcp_mqtt, userdata, msg):
+    local_bus=userdata
+    print("data Received topic: ", msg.topic)
+    m_decode=str(msg.payload.decode("utf-8","ignore"))
+    print("data Received",m_decode)
+    data=m_decode
+    event=event_map[data]
+    if event is not None:
+   #   event=sub
+      for key, value in coil_map.items():
+        msg_id=con(msg_dst=value[0],msg_cmd=0)
+        msg_data=[value[1]] 
+        print("turning off: ",key,value[0],value[1])
+        m = can.Message(arbitration_id=msg_id,
+            data=msg_data,
+            extended_id=True)
+        print("going to sent to CAN",m)
+        try:
+          local_bus.send(m)
+        except BaseException as e:
+          logging.error("Error sending can message {%s}: %s" % (m, e))
+        print("data sent to CAN",m)
+
+      print("Group: ",event) 
+      for coil in group_map[event]:  
+        print("turning on", coil)
+        addr = coil_map[coil]
+        msg_id=con(msg_dst=addr[0],msg_cmd=1)
+        msg_data=[addr[1]] 
+        print(msg_data)
+        m = can.Message(arbitration_id=msg_id,
+            data=msg_data,
+            extended_id=True)
+        print("going to sent to CAN",m)
+    
+        try:
+            local_bus.send(m)
+        except BaseException as e:
+            logging.error("Error sending can message {%s}: %s" % (m, e))
+        print("data sent to CAN",m)
+
+
+def main():
+    verbosity = 2
+
+    logging_level_name = ['critical', 'error', 'warning', 'info', 'debug', 'subdebug'][min(5, verbosity)]
+    can.set_logging_level(logging_level_name)
+
+    can_filters = []
+    config = {"can_filters": can_filters, "single_handle": True}
+    config["interface"] = "socketcan"
+    config["bitrate"] = 125000
+    bus = Bus("can1", **config)
+
+    print('Connected to {}: {}'.format(bus.__class__.__name__, bus.channel_info))
+    print('Can Logger (Started on {})\n'.format(datetime.now()))
+
+    mcp_mqtt = mqtt.Client()
+    mcp_mqtt.on_connect = on_connect
+    mcp_mqtt.on_message = on_message
+    mcp_mqtt.user_data_set(bus)
+    mcp_mqtt.connect("mcp", 1883, 60)
+
+    try:
+        while True:
+            mcp_mqtt.loop_start()
+            msg = bus.recv(1)
+            if msg is not None:
+               de=decon(msg.arbitration_id)
+               m= { "prio": hex(de[0]), "type": hex(de[1]), "dst": hex(de[2]), "src": hex(de[3]), "cmd": hex(de[4]), "action": hex(msg.data[0]) }
+#               print(m)        
+ #              mcp_mqtt.publish("can/rx", str(m))	
+    except KeyboardInterrupt:
+        pass
+    finally:
+        bus.shutdown()
+
+if __name__ == "__main__":
+    main()