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-rw-r--r--gr-noaa/lib/noaa_hrpt_sync_cc.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/gr-noaa/lib/noaa_hrpt_sync_cc.h b/gr-noaa/lib/noaa_hrpt_sync_cc.h
index f5b23ccaf..6abbcad48 100644
--- a/gr-noaa/lib/noaa_hrpt_sync_cc.h
+++ b/gr-noaa/lib/noaa_hrpt_sync_cc.h
@@ -42,6 +42,7 @@ class noaa_hrpt_sync_cc : public gr_block
float d_max_offset; // Maximum frequency offset for d_sps, samples/symbol
float d_phase; // Instantaneous symbol phase
float d_freq; // Instantaneous symbol frequency, samples/symbol
+ int d_last_sign; // Tracks zero crossings
public:
int general_work(int noutput_items,