diff --git a/PepperDashEssentials/Bridges/BridgeBase.cs b/PepperDashEssentials/Bridges/BridgeBase.cs
new file mode 100644
index 00000000..1131c1b0
--- /dev/null
+++ b/PepperDashEssentials/Bridges/BridgeBase.cs
@@ -0,0 +1,250 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Crestron.SimplSharp;
+using Crestron.SimplSharpPro.EthernetCommunication;
+
+using Newtonsoft.Json;
+
+using PepperDash.Core;
+using PepperDash.Essentials.Core;
+using PepperDash.Essentials.Core.Devices;
+using PepperDash.Essentials.Core.Config;
+using PepperDash.Essentials.DM;
+
+namespace PepperDash.Essentials.Bridges
+{
+    /// <summary>
+    /// Base class for all bridge class variants
+    /// </summary>
+    public class BridgeBase : Device
+    {
+        public BridgeApi Api { get; private set; }
+
+        public BridgeBase(string key) :
+            base(key)
+        {
+
+        }
+            
+    }
+
+    /// <summary>
+    /// Base class for bridge API variants
+    /// </summary>
+    public abstract class BridgeApi : Device
+    {
+        public BridgeApi(string key) :
+            base(key)
+        {
+
+        }
+
+    }
+
+    /// <summary>
+    /// Bridge API using EISC
+    /// </summary>
+    public class EiscApi : BridgeApi
+    {
+        public EiscApiPropertiesConfig PropertiesConfig { get; private set; }
+
+        public ThreeSeriesTcpIpEthernetIntersystemCommunications Eisc { get; private set; }
+
+
+        public EiscApi(DeviceConfig dc) :
+            base(dc.Key)
+        {
+            PropertiesConfig = JsonConvert.DeserializeObject<EiscApiPropertiesConfig>(dc.Properties.ToString());
+
+            Eisc = new ThreeSeriesTcpIpEthernetIntersystemCommunications(PropertiesConfig.Control.IpIdInt, PropertiesConfig.Control.TcpSshProperties.Address, Global.ControlSystem);
+
+            Eisc.SigChange += new Crestron.SimplSharpPro.DeviceSupport.SigEventHandler(Eisc_SigChange);
+
+            Eisc.Register();
+
+            AddPostActivationAction( () =>
+            {
+                Debug.Console(1, this, "Linking Devices...");
+
+                foreach (var d in PropertiesConfig.Devices)
+                {
+                    var device = DeviceManager.GetDeviceForKey(d.DeviceKey);
+
+                    if (device != null)
+                    {
+                        if (device is GenericComm)
+                        {
+                            (device as GenericComm).LinkToApi(Eisc, d.JoinStart, d.JoinMapKey);
+                            continue;
+                        }
+                        else if (device is DmChassisController)
+                        {
+                            (device as DmChassisController).LinkToApi(Eisc, d.JoinStart, d.JoinMapKey);
+                            continue;
+                        }
+                        else if (device is DmTxControllerBase)
+                        {
+                            (device as DmTxControllerBase).LinkToApi(Eisc, d.JoinStart, d.JoinMapKey);
+                            continue;
+                        }
+                        else if (device is DmRmcControllerBase)
+                        {
+                            (device as DmRmcControllerBase).LinkToApi(Eisc, d.JoinStart, d.JoinMapKey);
+                            continue;
+                        }
+                    }
+                }
+
+                Debug.Console(1, this, "Devices Linked.");
+            });
+        }
+
+        /// <summary>
+        /// Handles incoming sig changes
+        /// </summary>
+        /// <param name="currentDevice"></param>
+        /// <param name="args"></param>
+        void Eisc_SigChange(object currentDevice, Crestron.SimplSharpPro.SigEventArgs args)
+        {
+            if (Debug.Level >= 1)
+                Debug.Console(1, this, "EiscApi change: {0} {1}={2}", args.Sig.Type, args.Sig.Number, args.Sig.StringValue);
+            var uo = args.Sig.UserObject;
+            if (uo is Action<bool>)
+                (uo as Action<bool>)(args.Sig.BoolValue);
+            else if (uo is Action<ushort>)
+                (uo as Action<ushort>)(args.Sig.UShortValue);
+            else if (uo is Action<string>)
+                (uo as Action<string>)(args.Sig.StringValue);
+        }
+    }
+
+    public class EiscApiPropertiesConfig
+    {
+        [JsonProperty("control")]
+        public EssentialsControlPropertiesConfig Control { get; set; }
+
+        [JsonProperty("devices")]
+        public List<ApiDevice> Devices { get; set; }
+
+        public class ApiDevice
+        {
+            [JsonProperty("deviceKey")]
+            public string DeviceKey { get; set; }
+
+            [JsonProperty("joinStart")]
+            public uint JoinStart { get; set; }
+
+            [JsonProperty("joinMapKey")]
+            public string JoinMapKey { get; set; }
+        }
+
+    }
+
+
+    ///// <summary>
+    ///// API class for IBasicCommunication devices
+    ///// </summary>
+    //public class IBasicCommunicationApi : DeviceApiBase
+    //{
+    //    public IBasicCommunication Device { get; set; }
+
+    //    SerialFeedback TextReceivedFeedback;
+
+    //    public IBasicCommunicationApi(IBasicCommunication dev)
+    //    {
+    //        TextReceivedFeedback = new SerialFeedback();
+
+    //        Device = dev;
+
+    //        SetupFeedbacks();
+
+    //        ActionApi = new Dictionary<string, Object>
+    //        {
+    //            { "connect", new Action(Device.Connect) },
+    //            { "disconnect", new Action(Device.Disconnect) },
+    //            { "connectstate", new Action<bool>( b => ConnectByState(b) ) },
+    //            { "sendtext", new Action<string>( s => Device.SendText(s) ) }
+
+    //        };
+
+    //        FeedbackApi = new Dictionary<string, Feedback>
+    //        {
+    //            { "isconnected", new BoolFeedback( () => Device.IsConnected ) },
+    //            { "textrecieved", TextReceivedFeedback }
+    //        };
+    //    }
+
+    //    /// <summary>
+    //    /// Controls connection based on state of input
+    //    /// </summary>
+    //    /// <param name="state"></param>
+    //    void ConnectByState(bool state)
+    //    {
+    //        if (state)
+    //            Device.Connect();
+    //        else
+    //            Device.Disconnect();                             
+    //    }
+
+    //    void SetupFeedbacks()
+    //    {
+    //        Device.TextReceived += new EventHandler<GenericCommMethodReceiveTextArgs>(Device_TextReceived);
+
+    //        if(Device is ISocketStatus)
+    //            (Device as ISocketStatus).ConnectionChange += new EventHandler<GenericSocketStatusChageEventArgs>(IBasicCommunicationApi_ConnectionChange);
+    //    }
+
+    //    void IBasicCommunicationApi_ConnectionChange(object sender, GenericSocketStatusChageEventArgs e)
+    //    {
+    //        FeedbackApi["isconnected"].FireUpdate();
+    //    }
+
+    //    void Device_TextReceived(object sender, GenericCommMethodReceiveTextArgs e)
+    //    {
+    //        TextReceivedFeedback.FireUpdate(e.Text);
+    //    }
+    //}
+
+ 
+
+    ///// <summary>
+    ///// Each flavor of API is a static class with static properties and a static constructor that
+    ///// links up the things to do.
+    ///// </summary>
+    //public class DmChassisControllerApi : DeviceApiBase
+    //{
+    //    IntFeedback Output1Feedback;
+    //    IntFeedback Output2Feedback;
+
+    //    public DmChassisControllerApi(DmChassisController dev)
+    //    {
+    //        Output1Feedback = new IntFeedback( new Func<int>(() => 1));
+    //        Output2Feedback = new IntFeedback( new Func<int>(() => 2));
+
+    //        ActionApi = new Dictionary<string, Object>
+    //        {
+                
+    //        };
+
+    //        FeedbackApi = new Dictionary<string, Feedback>
+    //        {
+    //            { "Output-1/fb", Output1Feedback },
+    //            { "Output-2/fb", Output2Feedback }
+    //        };
+    //    }
+
+    //    /// <summary>
+    //    /// Factory method
+    //    /// </summary>
+    //    /// <param name="dev"></param>
+    //    /// <returns></returns>
+    //    public static DmChassisControllerApi GetActionApiForDevice(DmChassisController dev)
+    //    {
+    //        return new DmChassisControllerApi(dev);
+    //    }
+    //}
+
+
+}
\ No newline at end of file
diff --git a/PepperDashEssentials/Bridges/DigitalLoggerBridge.cs b/PepperDashEssentials/Bridges/DigitalLoggerBridge.cs
new file mode 100644
index 00000000..22d2ec1c
--- /dev/null
+++ b/PepperDashEssentials/Bridges/DigitalLoggerBridge.cs
@@ -0,0 +1,54 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Crestron.SimplSharp;
+using Crestron.SimplSharpPro.DeviceSupport;
+using PepperDash.Core;
+using PepperDash.Essentials.Core;
+using PepperDash.Essentials.Devices.Common;
+
+namespace PepperDash.Essentials.Bridges
+{
+	public static class DigitalLoggerApiExtensions
+	{
+		public static void LinkToApi(this DigitalLogger digitalLogger, BasicTriList trilist, uint joinStart, string joinMapKey)
+		{
+			var joinMap = JoinMapHelper.GetJoinMapForDevice(joinMapKey) as DigitalLoggerJoinMap;
+
+			if (joinMap == null)
+				joinMap = new DigitalLoggerJoinMap();
+
+			joinMap.OffsetJoinNumbers(joinStart);
+			Debug.Console(1, digitalLogger, "Linking to Trilist '{0}'", trilist.ID.ToString("X"));
+			for (uint i = 1; i <= digitalLogger.CircuitCount; i++)
+            {
+                var circuit = i;
+				digitalLogger.CircuitNameFeedbacks[circuit - 1].LinkInputSig(trilist.StringInput[joinMap.CircuitNames + circuit]);
+			}
+		}
+	}
+	public class DigitalLoggerJoinMap : JoinMapBase
+	{
+		public uint IsOnline { get; set; }
+		public uint CircuitNames { get; set; }
+		public DigitalLoggerJoinMap()
+		{
+			// Digital
+			IsOnline = 1;
+
+			// Serial
+			CircuitNames = 1;
+			// Analog
+		}
+
+		public override void OffsetJoinNumbers(uint joinStart)
+		{
+			var joinOffset = joinStart - 1;
+
+			IsOnline = IsOnline + joinOffset;
+			CircuitNames = CircuitNames + joinOffset;
+		}
+	}
+
+}
\ No newline at end of file
diff --git a/PepperDashEssentials/Bridges/DmChassisControllerBridge.cs b/PepperDashEssentials/Bridges/DmChassisControllerBridge.cs
new file mode 100644
index 00000000..037a7a5b
--- /dev/null
+++ b/PepperDashEssentials/Bridges/DmChassisControllerBridge.cs
@@ -0,0 +1,111 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Crestron.SimplSharp;
+using Crestron.SimplSharpPro.DeviceSupport;
+
+using PepperDash.Core;
+using PepperDash.Essentials.Core;
+using PepperDash.Essentials.DM;
+
+namespace PepperDash.Essentials.Bridges
+{
+    public static class DmChassisControllerApiExtentions 
+    {
+        public static void LinkToApi(this DmChassisController dmChassis, BasicTriList trilist, uint joinStart, string joinMapKey)
+        {
+            var joinMap = JoinMapHelper.GetJoinMapForDevice(joinMapKey) as DmChassisControllerJoinMap;
+
+            if (joinMap == null)
+                joinMap = new DmChassisControllerJoinMap();
+
+            joinMap.OffsetJoinNumbers(joinStart);
+
+            Debug.Console(1, dmChassis, "Linking to Trilist '{0}'", trilist.ID.ToString("X"));
+
+            dmChassis.IsOnline.LinkInputSig(trilist.BooleanInput[joinMap.IsOnline]);
+
+            // Link up outputs
+            for (uint i = 1; i <= dmChassis.Chassis.NumberOfOutputs - 1; i++)
+            {
+                var ioSlot = i;
+
+                // Control
+                trilist.SetUShortSigAction(joinMap.OutputVideo + ioSlot, new Action<ushort>(o => dmChassis.ExecuteSwitch(o, ioSlot, eRoutingSignalType.Video)));
+                trilist.SetUShortSigAction(joinMap.OutputAudio + ioSlot, new Action<ushort>(o => dmChassis.ExecuteSwitch(o, ioSlot, eRoutingSignalType.Audio)));
+
+                // Feedback
+                dmChassis.VideoOutputFeedbacks[ioSlot].LinkInputSig(trilist.UShortInput[joinMap.OutputVideo + ioSlot]);
+                dmChassis.AudioOutputFeedbacks[ioSlot].LinkInputSig(trilist.UShortInput[joinMap.OutputAudio + ioSlot]);
+
+                dmChassis.VideoInputSyncFeedbacks[ioSlot].LinkInputSig(trilist.BooleanInput[joinMap.VideoSyncStatus + ioSlot]);
+
+                dmChassis.OutputNameFeedbacks[ioSlot].LinkInputSig(trilist.StringInput[joinMap.OutputNames + ioSlot]);
+                dmChassis.InputNameFeedbacks[ioSlot].LinkInputSig(trilist.StringInput[joinMap.InputNames + ioSlot]);
+                dmChassis.OutputVideoRouteNameFeedbacks[ioSlot].LinkInputSig(trilist.StringInput[joinMap.OutputCurrentVideoInputNames + ioSlot]);
+                dmChassis.OutputAudioRouteNameFeedbacks[ioSlot].LinkInputSig(trilist.StringInput[joinMap.OutputCurrentAudioInputNames + ioSlot]);
+                dmChassis.InputEndpointOnlineFeedbacks[ioSlot].LinkInputSig(trilist.BooleanInput[joinMap.InputEndpointOnline + ioSlot]);
+                dmChassis.OutputEndpointOnlineFeedbacks[ioSlot].LinkInputSig(trilist.BooleanInput[joinMap.OutputEndpointOnline + ioSlot]);
+
+
+            }
+        }
+
+
+        public class DmChassisControllerJoinMap : JoinMapBase
+        {
+            public uint IsOnline { get; set; }
+            public uint OutputVideo { get; set; }
+            public uint OutputAudio { get; set; }
+            public uint VideoSyncStatus { get; set; }
+            public uint InputNames { get; set; }
+            public uint OutputNames { get; set; }
+            public uint OutputCurrentVideoInputNames { get; set; }
+            public uint OutputCurrentAudioInputNames { get; set; }
+            public uint InputCurrentResolution { get; set; }
+            public uint InputEndpointOnline { get; set; }
+            public uint OutputEndpointOnline { get; set; }
+            //public uint HdcpSupport { get; set; }
+            //public uint HdcpSupportCapability { get; set; }
+
+
+            public DmChassisControllerJoinMap()
+            {
+                IsOnline = 11;
+                OutputVideo = 100; //101-299
+                OutputAudio = 300; //301-499
+                VideoSyncStatus = 100; //101-299
+                InputNames = 100; //101-299
+                OutputNames = 300; //301-499
+                OutputCurrentVideoInputNames = 2000; //2001-2199
+                OutputCurrentAudioInputNames = 2200; //2201-2399
+                InputCurrentResolution = 2400; // 2401-2599
+                InputEndpointOnline = 500;
+                OutputEndpointOnline = 700;
+                //HdcpSupport = 1000; //1001-1199
+               //HdcpSupportCapability = 1200; //1201-1399
+
+            }
+
+            public override void OffsetJoinNumbers(uint joinStart)
+            {
+                var joinOffset = joinStart - 1;
+
+                IsOnline = IsOnline + joinOffset;
+                OutputVideo = OutputVideo + joinOffset;
+                OutputAudio = OutputAudio + joinOffset;
+                VideoSyncStatus = VideoSyncStatus + joinOffset;
+                InputNames = InputNames + joinOffset;
+                OutputNames = OutputNames + joinOffset;
+                OutputCurrentVideoInputNames = OutputCurrentVideoInputNames + joinOffset;
+                OutputCurrentAudioInputNames = OutputCurrentAudioInputNames + joinOffset;
+                InputCurrentResolution = InputCurrentResolution + joinOffset;
+                InputEndpointOnline = InputEndpointOnline + joinOffset;
+                OutputEndpointOnline = OutputEndpointOnline + joinOffset;
+                //HdcpSupport = HdcpSupport + joinOffset;
+                //HdcpSupportCapability = HdcpSupportCapability + joinOffset;
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/PepperDashEssentials/Bridges/DmRmcControllerBridge.cs b/PepperDashEssentials/Bridges/DmRmcControllerBridge.cs
new file mode 100644
index 00000000..318a3d0b
--- /dev/null
+++ b/PepperDashEssentials/Bridges/DmRmcControllerBridge.cs
@@ -0,0 +1,75 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Crestron.SimplSharp;
+using Crestron.SimplSharpPro.DeviceSupport;
+
+using PepperDash.Core;
+using PepperDash.Essentials.Core;
+using PepperDash.Essentials.DM;
+
+namespace PepperDash.Essentials.Bridges
+{
+    public static class DmRmcControllerApiExtensions
+    {
+        public static void LinkToApi(this DmRmcControllerBase rmc, BasicTriList trilist, uint joinStart, string joinMapKey)
+        {
+            var joinMap = JoinMapHelper.GetJoinMapForDevice(joinMapKey) as DmRmcControllerJoinMap;
+
+            if (joinMap == null)
+                joinMap = new DmRmcControllerJoinMap();
+
+            joinMap.OffsetJoinNumbers(joinStart);
+
+            Debug.Console(1, rmc, "Linking to Trilist '{0}'", trilist.ID.ToString("X"));
+
+            rmc.IsOnline.LinkInputSig(trilist.BooleanInput[joinMap.IsOnline]);
+            if(rmc.VideoOutputResolutionFeedback != null)
+                rmc.VideoOutputResolutionFeedback.LinkInputSig(trilist.StringInput[joinMap.CurrentOutputResolution]);
+            if(rmc.EdidManufacturerFeedback != null)
+                rmc.EdidManufacturerFeedback.LinkInputSig(trilist.StringInput[joinMap.EdidManufacturer]);
+            if(rmc.EdidNameFeedback != null)
+                rmc.EdidNameFeedback.LinkInputSig(trilist.StringInput[joinMap.EdidName]);
+            if(rmc.EdidPreferredTimingFeedback != null)
+                rmc.EdidPreferredTimingFeedback.LinkInputSig(trilist.StringInput[joinMap.EdidPrefferedTiming]);
+            if(rmc.EdidSerialNumberFeedback != null)
+                rmc.EdidSerialNumberFeedback.LinkInputSig(trilist.StringInput[joinMap.EdidSerialNumber]);
+        }
+
+        public class DmRmcControllerJoinMap : JoinMapBase
+        {
+            public uint IsOnline { get; set; }
+            public uint CurrentOutputResolution { get; set; }
+            public uint EdidManufacturer { get; set; }
+            public uint EdidName { get; set; }
+            public uint EdidPrefferedTiming { get; set; }
+            public uint EdidSerialNumber { get; set; }
+
+            public DmRmcControllerJoinMap()
+            {
+                // Digital
+                IsOnline = 1;
+
+                // Serial
+                CurrentOutputResolution = 1;
+                EdidManufacturer = 2;
+                EdidName = 3;
+                EdidPrefferedTiming = 4;
+                EdidSerialNumber = 5;
+            }
+
+            public override void OffsetJoinNumbers(uint joinStart)
+            {
+                var joinOffset = joinStart - 1;
+
+                IsOnline = IsOnline + joinOffset;
+                CurrentOutputResolution = CurrentOutputResolution + joinOffset;
+                EdidManufacturer = EdidManufacturer + joinOffset;
+                EdidName = EdidName + joinOffset;
+                EdidPrefferedTiming = EdidPrefferedTiming + joinOffset;
+                EdidSerialNumber = EdidSerialNumber + joinOffset;
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/PepperDashEssentials/Bridges/DmTxControllerBridge.cs b/PepperDashEssentials/Bridges/DmTxControllerBridge.cs
new file mode 100644
index 00000000..26a6a939
--- /dev/null
+++ b/PepperDashEssentials/Bridges/DmTxControllerBridge.cs
@@ -0,0 +1,173 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Crestron.SimplSharp;
+using Crestron.SimplSharpPro.DM;
+using Crestron.SimplSharpPro.DM.Endpoints;
+using Crestron.SimplSharpPro.DM.Endpoints.Transmitters;
+using Crestron.SimplSharpPro.DeviceSupport;
+
+using PepperDash.Core;
+using PepperDash.Essentials.Core;
+using PepperDash.Essentials.DM;
+
+namespace PepperDash.Essentials.Bridges
+{
+    public static class DmTxControllerApiExtensions
+    {
+        public static void LinkToApi(this DmTxControllerBase tx, BasicTriList trilist, uint joinStart, string joinMapKey)
+        {
+            var joinMap = JoinMapHelper.GetJoinMapForDevice(joinMapKey) as DmTxControllerJoinMap;
+
+            if (joinMap == null)
+                joinMap = new DmTxControllerJoinMap();
+
+            joinMap.OffsetJoinNumbers(joinStart);
+
+            Debug.Console(1, tx, "Linking to Trilist '{0}'", trilist.ID.ToString("X"));
+
+            tx.IsOnline.LinkInputSig(trilist.BooleanInput[joinMap.IsOnline]);
+            tx.AnyVideoInput.VideoStatus.VideoSyncFeedback.LinkInputSig(trilist.BooleanInput[joinMap.VideoSyncStatus]);
+            tx.AnyVideoInput.VideoStatus.VideoResolutionFeedback.LinkInputSig(trilist.StringInput[joinMap.CurrentInputResolution]);
+            //tx.HdcpSupportAllFeedback.LinkInputSig(trilist.UShortInput[joinMap.HdcpSupportCapability]);
+
+            bool hdcpTypeSimple;
+
+            if (tx.Hardware is DmTx4kX02CBase || tx.Hardware is DmTx4kzX02CBase)
+                hdcpTypeSimple = false;
+            else
+                hdcpTypeSimple = true;
+
+            if (tx is ITxRouting)
+            {
+                var txR = tx as ITxRouting;
+
+                trilist.SetUShortSigAction(joinMap.VideoInput,
+                    new Action<ushort>(i => txR.ExecuteNumericSwitch(i, 0, eRoutingSignalType.Video)));
+                trilist.SetUShortSigAction(joinMap.AudioInput,
+                    new Action<ushort>(i => txR.ExecuteNumericSwitch(i, 0, eRoutingSignalType.Audio)));
+
+                txR.VideoSourceNumericFeedback.LinkInputSig(trilist.UShortInput[joinMap.VideoInput]);
+                txR.AudioSourceNumericFeedback.LinkInputSig(trilist.UShortInput[joinMap.AudioInput]);
+
+                trilist.UShortInput[joinMap.HdcpSupportCapability].UShortValue = (ushort)tx.HdcpSupportCapability;
+
+                if(txR.InputPorts[DmPortName.HdmiIn] != null)
+                {
+                    var inputPort = txR.InputPorts[DmPortName.HdmiIn];
+
+                    if (tx.Feedbacks["HdmiInHdcpCapability"] != null)
+                        (tx.Feedbacks["HdmiInHdcpCapability"] as IntFeedback).LinkInputSig(trilist.UShortInput[joinMap.Port1HdcpState]);
+
+                    if (inputPort.ConnectionType == eRoutingPortConnectionType.Hdmi && inputPort.Port != null)
+                    {
+                        var port = inputPort.Port as EndpointHdmiInput;
+
+                        SetHdcpCapabilityAction(hdcpTypeSimple, port, joinMap.Port1HdcpState, trilist);
+                    }
+                }
+                
+                if (txR.InputPorts[DmPortName.HdmiIn1] != null)
+                {
+                    var inputPort = txR.InputPorts[DmPortName.HdmiIn1];
+
+                    if (tx.Feedbacks["HdmiIn1HdcpCapability"] != null)
+                        (tx.Feedbacks["HdmiIn1HdcpCapability"] as IntFeedback).LinkInputSig(trilist.UShortInput[joinMap.Port1HdcpState]);
+
+                    if (inputPort.ConnectionType == eRoutingPortConnectionType.Hdmi && inputPort.Port != null)
+                    {
+                        var port = inputPort.Port as EndpointHdmiInput;
+
+                        SetHdcpCapabilityAction(hdcpTypeSimple, port, joinMap.Port1HdcpState, trilist);
+                    }
+                }
+
+                if (txR.InputPorts[DmPortName.HdmiIn2] != null)
+                {
+                    var inputPort = txR.InputPorts[DmPortName.HdmiIn2];
+
+                    if (tx.Feedbacks["HdmiIn2HdcpCapability"] != null)
+                        (tx.Feedbacks["HdmiIn2HdcpCapability"] as IntFeedback).LinkInputSig(trilist.UShortInput[joinMap.Port1HdcpState]);
+
+                    if (inputPort.ConnectionType == eRoutingPortConnectionType.Hdmi && inputPort.Port != null)
+                    {
+                        var port = inputPort.Port as EndpointHdmiInput;
+
+                        SetHdcpCapabilityAction(hdcpTypeSimple, port, joinMap.Port2HdcpState, trilist);
+                    }
+                }
+
+            }
+        }
+
+        static void SetHdcpCapabilityAction(bool hdcpTypeSimple, EndpointHdmiInput port, uint join, BasicTriList trilist)
+        {
+            if (hdcpTypeSimple)
+            {
+                trilist.SetUShortSigAction(join,
+                    new Action<ushort>(s =>
+                    {
+                        if (s == 0)
+                        {
+                            port.HdcpSupportOff();
+                        }
+                        else if (s > 0)
+                        {
+                            port.HdcpSupportOn();
+                        }
+                    }));
+            }
+            else
+            {
+                trilist.SetUShortSigAction(join,
+                        new Action<ushort>(s =>
+                        {
+                            port.HdcpCapability = (eHdcpCapabilityType)s;
+                        }));
+            }
+        }
+
+        public class DmTxControllerJoinMap : JoinMapBase
+        {
+            public uint IsOnline { get; set; }
+            public uint VideoSyncStatus { get; set; }
+            public uint CurrentInputResolution { get; set; }
+            public uint HdcpSupportCapability { get; set; }
+            public uint VideoInput { get; set; }
+            public uint AudioInput { get; set; }
+            public uint Port1HdcpState { get; set; }
+            public uint Port2HdcpState { get; set; }
+
+
+            public DmTxControllerJoinMap()
+            {
+                // Digital
+                IsOnline = 1;
+                VideoSyncStatus = 2;
+                // Serial
+                CurrentInputResolution = 1;
+                // Analog
+                VideoInput = 1;
+                AudioInput = 2;
+                HdcpSupportCapability = 3;
+                Port1HdcpState = 4;
+                Port2HdcpState = 5;
+            }
+
+            public override void OffsetJoinNumbers(uint joinStart)
+            {
+                var joinOffset = joinStart - 1;
+
+                IsOnline = IsOnline + joinOffset;
+                VideoSyncStatus = VideoSyncStatus + joinOffset;
+                CurrentInputResolution = CurrentInputResolution + joinOffset;
+                VideoInput = VideoInput + joinOffset;
+                AudioInput = AudioInput + joinOffset;
+                HdcpSupportCapability = HdcpSupportCapability + joinOffset;
+                Port1HdcpState = Port1HdcpState + joinOffset;
+                Port2HdcpState = Port2HdcpState + joinOffset;
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/PepperDashEssentials/Bridges/IBasicCommunicationBridge.cs b/PepperDashEssentials/Bridges/IBasicCommunicationBridge.cs
new file mode 100644
index 00000000..230f7806
--- /dev/null
+++ b/PepperDashEssentials/Bridges/IBasicCommunicationBridge.cs
@@ -0,0 +1,131 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Crestron.SimplSharp;
+using Crestron.SimplSharpPro.DeviceSupport;
+
+using PepperDash.Core;
+using PepperDash.Essentials.Core;
+
+namespace PepperDash.Essentials.Bridges
+{
+    public static class IBasicCommunicationApiExtensions
+    {
+        public static void LinkToApi(this GenericComm comm, BasicTriList trilist, uint joinStart, string joinMapKey)
+        {
+            var joinMap = JoinMapHelper.GetJoinMapForDevice(joinMapKey) as IBasicCommunicationJoinMap;
+
+            if (joinMap == null)
+                joinMap = new IBasicCommunicationJoinMap();
+
+            joinMap.OffsetJoinNumbers(joinStart);
+
+            if (comm.CommPort == null)
+            {
+                Debug.Console(1, comm, "Unable to link device '{0}'.  CommPort is null", comm.Key);
+                return;
+            }
+
+            Debug.Console(1, comm, "Linking to Trilist '{0}'", trilist.ID.ToString("X"));
+
+            // this is a permanent event handler. This cannot be -= from event
+            comm.CommPort.TextReceived += (s, a) => trilist.SetString(joinMap.TextReceived, a.Text);
+            trilist.SetStringSigAction(joinMap.SendText, new Action<string>(s => comm.CommPort.SendText(s)));
+            trilist.SetStringSigAction(joinMap.SetPortConfig + 1, new Action<string>(s => comm.SetPortConfig(s)));
+        
+
+            var sComm = comm.CommPort as ISocketStatus;
+            if (sComm != null)
+            {
+                sComm.ConnectionChange += (s, a) =>
+                {
+                    trilist.SetUshort(joinMap.Status, (ushort)(a.Client.ClientStatus));
+                    trilist.SetBool(joinMap.Connected, a.Client.ClientStatus ==
+                        Crestron.SimplSharp.CrestronSockets.SocketStatus.SOCKET_STATUS_CONNECTED);
+                };
+
+                trilist.SetBoolSigAction(joinMap.Connect, new Action<bool>(b =>
+                {
+                    if (b)
+                    {
+                        sComm.Connect();
+                    }
+                    else
+                    {
+                        sComm.Disconnect();
+                    }
+                }));
+            }
+        }
+
+
+
+        public class IBasicCommunicationJoinMap : JoinMapBase
+        {
+            // Default joins
+            public uint TextReceived { get; set; }
+            public uint SendText { get; set; }
+            public uint SetPortConfig { get; set; }
+            public uint Connect { get; set; }
+            public uint Connected { get; set; }
+            public uint Status { get; set; }
+
+            public IBasicCommunicationJoinMap()
+            {
+                TextReceived = 1;
+                SendText = 1;
+                SetPortConfig = 2;
+                Connect = 1;
+                Connected = 1;
+                Status = 1;
+            }
+
+            public override void OffsetJoinNumbers(uint joinStart)
+            {
+                var joinOffset = joinStart - 1;
+
+                TextReceived = TextReceived + joinOffset;
+                SendText = SendText + joinOffset;
+                SetPortConfig = SetPortConfig + joinOffset;
+                Connect = Connect + joinOffset;
+                Connected = Connected + joinOffset;
+                Status = Status + joinOffset;
+            }
+        }
+    }
+    ///// <summary>
+    ///// 
+    ///// </summary>
+    //public static class DmChassisControllerApiExtensions
+    //{
+    //    public static void LinkToApi(this PepperDash.Essentials.DM.DmChassisController chassis, 
+    //        BasicTriList trilist, Dictionary<string,uint> map, uint joinstart)
+    //    {
+    //        uint joinOffset = joinstart - 1;
+
+    //        uint videoSelectOffset = 0 + joinOffset;
+    //        uint audioSelectOffset = 40 + joinOffset;
+
+
+    //        // loop chassis number of inupts
+    //        for (uint i = 1; i <= chassis.Chassis.NumberOfOutputs; i++)
+    //        {
+    //            trilist.SetUShortSigAction(videoSelectOffset + i, new Action<ushort>(u => chassis.ExecuteSwitch(u, i, eRoutingSignalType.Video)));
+    //            trilist.SetUShortSigAction(audioSelectOffset + i, new Action<ushort>(u => chassis.ExecuteSwitch(u, i, eRoutingSignalType.Audio)));
+    //        }
+
+    //        // wire up output change detection (try to add feedbacks or something to DMChassisController??
+
+    //        // names?
+
+    //        // HDCP?
+
+
+    //    }
+    //}
+
+
+
+
+}
\ No newline at end of file
diff --git a/PepperDashEssentials/Bridges/JoinMapBase.cs b/PepperDashEssentials/Bridges/JoinMapBase.cs
new file mode 100644
index 00000000..13d08a3f
--- /dev/null
+++ b/PepperDashEssentials/Bridges/JoinMapBase.cs
@@ -0,0 +1,40 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Crestron.SimplSharp;
+
+namespace PepperDash.Essentials.Bridges
+{
+    public static class JoinMapHelper
+    {
+        /// <summary>
+        /// Attempts to get the join map from config
+        /// </summary>
+        /// <param name="joinMapKey"></param>
+        /// <returns></returns>
+        public static JoinMapBase GetJoinMapForDevice(string joinMapKey)
+        {
+            if (!string.IsNullOrEmpty(joinMapKey))
+                return null;
+
+            // FUTURE TODO: Get the join map from the ConfigReader.ConfigObject 
+
+            return null;
+        }
+    }
+
+
+    public abstract class JoinMapBase
+    {
+        /// <summary>
+        /// Modifies all the join numbers by adding the offset.  This should never be called twice
+        /// </summary>
+        /// <param name="joinStart"></param>
+        public abstract void OffsetJoinNumbers(uint joinStart);
+
+
+    }
+
+
+}
\ No newline at end of file
diff --git a/PepperDashEssentials/PepperDashEssentials.csproj b/PepperDashEssentials/PepperDashEssentials.csproj
index 73c69cf1..d3f82782 100644
--- a/PepperDashEssentials/PepperDashEssentials.csproj
+++ b/PepperDashEssentials/PepperDashEssentials.csproj
@@ -105,10 +105,17 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Audio\EssentialsVolumeLevelConfig.cs" />
+    <Compile Include="Bridges\BridgeBase.cs" />
     <Compile Include="Bridges\Bridges.BridgeFactory.cs" />
+    <Compile Include="Bridges\DigitalLoggerBridge.cs" />
+    <Compile Include="Bridges\DmChassisControllerBridge.cs" />
+    <Compile Include="Bridges\DmRmcControllerBridge.cs" />
+    <Compile Include="Bridges\DmTxControllerBridge.cs" />
     <Compile Include="Bridges\EssentialsLightsBridge.cs" />
     <Compile Include="Bridges\EssentialTVOne.cs" />
     <Compile Include="Bridges\EssentialDsp.cs" />
+    <Compile Include="Bridges\IBasicCommunicationBridge.cs" />
+    <Compile Include="Bridges\JoinMapBase.cs" />
     <Compile Include="Configuration ORIGINAL\Builders\TPConfig.cs" />
     <Compile Include="Configuration ORIGINAL\Configuration.cs" />
     <Compile Include="Configuration ORIGINAL\ConfigurationHelpers.cs" />
diff --git a/essentials-framework b/essentials-framework
index 2ce1b084..676d4dc8 160000
--- a/essentials-framework
+++ b/essentials-framework
@@ -1 +1 @@
-Subproject commit 2ce1b0841bf590eb58669fc0b563d58bd310e19d
+Subproject commit 676d4dc8ac8e6d036d8e01a8efda4498103c9298