digital: fixed BERT test.

2 files changed, 3 insertions, 2 deletions

diff --git a/gr-digital/examples/digital_bert_rx.py b/gr-digital/examples/digital_bert_rx.py
index 27dcc9d57..20659b1da 100755
--- a/gr-digital/examples/digital_bert_rx.py
+++ b/gr-digital/examples/digital_bert_rx.py
@@ -43,7 +43,7 @@ class status_thread(_threading.Thread):
 
     def run(self):
         while not self.done:
-            print "Freq. Offset: %5.0f Hz  Timing Offset: %5.1f ppm  Estimated SNR: %4.1f dB  BER: %g" % (
+            print "Freq. Offset: {0:5.0f} Hz  Timing Offset: {1:10.1f} ppm  Estimated SNR: {2:4.1f} dB  BER: {3:g}".format(
                 tb.frequency_offset(), tb.timing_offset()*1e6, tb.snr(), tb.ber())
             try:
                 time.sleep(1.0)
diff --git a/gr-digital/examples/digital_bert_tx.py b/gr-digital/examples/digital_bert_tx.py
index 7f2cbe7d7..6728398e1 100755
--- a/gr-digital/examples/digital_bert_tx.py
+++ b/gr-digital/examples/digital_bert_tx.py
@@ -44,12 +44,13 @@ class bert_transmit(gr.hier_block2):
         # Create BERT data bit stream	
 	self._bits = gr.vector_source_b([1,], True)      # Infinite stream of ones
         self._scrambler = gr.scrambler_bb(0x8A, 0x7F, 7) # CCSDS 7-bit scrambler
-        self._pack = gr.unpacked_to_packed_bb(8, gr.GR_MSB_FIRST)
 
         self._mod = digital.generic_mod(constellation, samples_per_symbol,
                                         differential, excess_bw, gray_coded,
                                         verbose, log)
 
+        self._pack = gr.unpacked_to_packed_bb(self._mod.bits_per_symbol(), gr.GR_MSB_FIRST)
+
         self.connect(self._bits, self._scrambler, self._pack, self._mod, self)