this pisses me off bad

TELEX compatibility

yes it can do multiple lines
yes it limits the amount of characters
yes you have to do the control bytes yourself (Bell, Print, etc.)

src/main/java/com/hbm/tileentity/network/TileEntityRadioTelex.java

@@ -2,6 +2,7 @@ package com.hbm.tileentity.network;
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Objects;
 
 import com.hbm.interfaces.IControlReceiver;
 import com.hbm.inventory.gui.GuiScreenRadioTelex;
@@ -10,8 +11,13 @@ import com.hbm.tileentity.INBTPacketReceiver;
 import com.hbm.tileentity.network.RTTYSystem.RTTYChannel;
 import com.hbm.util.ItemStackUtil;
 
+import cpw.mods.fml.common.Optional;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
+import li.cil.oc.api.machine.Arguments;
+import li.cil.oc.api.machine.Callback;
+import li.cil.oc.api.machine.Context;
+import li.cil.oc.api.network.SimpleComponent;
 import net.minecraft.client.gui.GuiScreen;
 import net.minecraft.entity.item.EntityItem;
 import net.minecraft.entity.player.EntityPlayer;
@@ -23,7 +29,8 @@ import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.AxisAlignedBB;
 import net.minecraft.world.World;
 
-public class TileEntityRadioTelex extends TileEntity implements INBTPacketReceiver, IControlReceiver, IGUIProvider {
+@Optional.InterfaceList({@Optional.Interface(iface = "li.cil.oc.api.network.SimpleComponent", modid = "OpenComputers")})
+public class TileEntityRadioTelex extends TileEntity implements INBTPacketReceiver, IControlReceiver, IGUIProvider, SimpleComponent {
 
 	public static final int lineWidth = 33;
 	public String txChannel = "";
@@ -250,4 +257,82 @@ public class TileEntityRadioTelex extends TileEntity implements INBTPacketReceiv
 	public double getMaxRenderDistanceSquared() {
 		return 65536.0D;
 	}
+
+	@Override
+	public String getComponentName() {
+		return "ntm_telex";
+	}
+
+	@Callback(direct = true)
+	@Optional.Method(modid = "OpenComputers")
+	public Object[] getChannels(Context context, Arguments args) {
+		return new Object[] {this.txChannel, this.rxChannel};
+	}
+
+	@Callback
+	@Optional.Method(modid = "OpenComputers")
+	public Object[] setChannels(Context context, Arguments args) {
+		String[] old = {this.txChannel, this.rxChannel};
+		this.rxChannel = args.checkString(0);
+		this.txChannel = args.checkString(1);
+		return new Object[] {old[0], old[1]};
+	}
+
+	@Callback(direct = true)
+	@Optional.Method(modid = "OpenComputers")
+	public Object[] getSendingTexts(Context context, Arguments args) {
+		return new Object[] {this.txBuffer[0], this.txBuffer[1], this.txBuffer[2], this.txBuffer[3], this.txBuffer[4]};
+	}
+
+	@Callback(direct = true)
+	@Optional.Method(modid = "OpenComputers")
+	public Object[] getReceivingText(Context context, Arguments args) {
+		return new Object[] {this.rxBuffer[0], this.rxBuffer[1], this.rxBuffer[2], this.rxBuffer[3], this.rxBuffer[4]};
+	}
+
+	@Callback
+	@Optional.Method(modid = "OpenComputers")
+	public Object[] setSendingText(Context context, Arguments args) { // this function nearly killed me
+		for(int i = 0; i < 5; i++) {
+			// check if it was never given or if it's an empty string
+			// if it was never given then just assign it as an empty string
+			// this also checks if it's even a string at all
+			if(args.checkAny(i) == null || Objects.equals(args.checkString(i), ""))
+				this.txBuffer[i] = "";
+			if(!Objects.equals(args.checkString(i), "")) { // if it isn't an empty string
+				if(args.checkString(i).length() > TileEntityRadioTelex.lineWidth) { // line longer than allowed
+					this.txBuffer[i] = args.checkString(i).substring(0, TileEntityRadioTelex.lineWidth); // truncate it
+				} else
+					this.txBuffer[i] = args.checkString(i); // else just set it directly
+			}
+		}
+		return new Object[] {true};
+	}
+
+	@Callback //you don't get to run this more than once per tick, that would be very very bad
+	@Optional.Method(modid = "OpenComputers")
+	public Object[] printMessage(Context context, Arguments args) {
+		this.print();
+		return new Object[] {};
+	}
+
+	@Callback(direct = true)
+	@Optional.Method(modid = "OpenComputers")
+	public Object[] clearAll(Context context, Arguments args) {
+		for(int i = 0; i < 5; i++) this.rxBuffer[i] = "";
+		this.writingLine = 0;
+		return new Object[] {};
+	}
+
+	@Callback
+	@Optional.Method(modid = "OpenComputers")
+	public Object[] sendMessage(Context context, Arguments args) {
+		if(!this.isSending) {
+			this.isSending = true;
+			this.sendingLine = 0;
+			this.sendingIndex = 0;
+			return new Object[] {true};
+		}
+		return new Object[] {false};
+	}
 }