diff --git a/apps/rcprotocols.py b/apps/rcprotocols.py
index 2cede00..2e063b8 100644
--- a/apps/rcprotocols.py
+++ b/apps/rcprotocols.py
@@ -127,7 +127,7 @@ class IT32(RcProtocol): #switch1
 		return self._ookdata
 		
 	def encode(self, args):
-		if args.code:
+		if hasattr(args, "code") and args.code:
 			if re.match("^[01]{32}$", args.code):
 				return self.__encode(args.code)
 				
@@ -193,13 +193,13 @@ class ITTristate(RcProtocol): #old intertechno systems
 		return code
 		
 	def encode(self, args):
-		if args.code:
+		if hasattr(args, 'code') and args.code:
 			if re.match("^[01Ff]{12}$", args.code):
 				return self.__encode(args.code)
 
 		code = ""
 		code += self.__encode_int(ord(args.house[0]) - ord('A'), 4)
-		if args.group:
+		if hasattr(args, 'group') and args.group:
 			code += self.__encode_int(args.group - 1, 2)
 			code += self.__encode_int(args.unit - 1, 2)
 		else:
@@ -403,6 +403,7 @@ class PDM32(RcProtocol):
 			'0': [2, 1],
 		}
 		RcProtocol.__init__(self)
+		self._parser.add_argument("-c", "--code")
 
 	def decode(self, pulsetrain):
 		code, tb = self._decode_symbols(pulsetrain[0:-2])
@@ -413,6 +414,14 @@ class PDM32(RcProtocol):
 				"timebase": tb,
 			}
 
+	def encode(self, args):
+		self._reset()
+		self._add_symbols(args.code)
+		self._add_pulses([1, 11])
+		self._add_finish()
+		return self._ookdata
+
+
 protocols = [
 	IT32(),
 	Switch15(),
@@ -426,9 +435,20 @@ protocols = [
 def encode(protocol, args):
 	for p in protocols:
 		if (protocol):
+			print("found ptoto")
 			if p._name == protocol:
 				return (p.encode(p._parser.parse_args(args)), p._timebase, p._repetitions)
 
+class RCStruct:
+    def __init__(self, **entries):
+        self.__dict__.update(entries)
+
+def encode_dict(dict):
+	s = RCStruct(**dict)
+	for p in protocols:
+		if p._name == s.protocol:
+			return (p.encode(s), p._timebase, p._repetitions)
+
 def decode(pulsetrain):
 	dec = None
 	res = []
diff --git a/apps/rcpulse.py b/apps/rcpulse.py
index f20b836..b433658 100755
--- a/apps/rcpulse.py
+++ b/apps/rcpulse.py
@@ -3,10 +3,10 @@
 from raspyrfm import *
 import sys
 import time
-import it32
-import tristate
-import bistate24
-import fs20
+#import it32
+#import tristate
+#import bistate24
+#import fs20
 from argparse import ArgumentParser
 import wave, struct
 import threading
@@ -61,6 +61,8 @@ trainbuf = []
 
 class RxThread(threading.Thread):
 	def __init__(self):
+		self.__event = threading.Event()
+		self.__event.set()
 		threading.Thread.__init__(self)
 
 	def __rxcb(self, rfm):
@@ -75,7 +77,7 @@ class RxThread(threading.Thread):
 		else:
 			wf = None
 
-		while True:
+		while self.__event.isSet():
 			fifo = rfm.read_fifo_wait(64)
 			ba = bytearray()
 
@@ -109,11 +111,25 @@ class RxThread(threading.Thread):
 				wf.writeframes('')
 
 	def run(self):
+		self.__event.wait()
+		rfm.set_params(
+			Datarate = 20.0 #kbit/s
+		)
 		rfm.start_receive(self.__rxcb)
 
+	def suspend(self):
+		self.__event.clear()
+
+	def resume(self):
+		self.__event.set()
+
 rxthread = RxThread()
 rxthread.daemon = True
 rxthread.start()
+lasttime = 0
+
+class Args:
+	pass
 
 while True:
 	time.sleep(0.1)
@@ -125,5 +141,18 @@ while True:
 		dec = rcprotocols.decode(train)
 		if (dec):
 			print(dec)
-		else:
-			print(train)
+		#else:
+		print(train)
+
+	if time.time() > lasttime:
+		lasttime = time.time() + 5
+		print("sdfkl")
+		args = Args()
+		#rxthread.suspend()
+		args.code = "01010011110011111110000111111111"
+		#rfm.set_params(
+		#	Datarate = 1000.0 / 600
+		#)
+		#txdata = rcprotocols.encode("PDM32", args)
+		#print(txdata)
+		#rxthread.resume()