From aa86689c56a7262aa83d2fa94581d28ed30eca4d Mon Sep 17 00:00:00 2001
From: Jens Ahrensfeld <jens@jayfield.org>
Date: Mon, 13 Jun 2022 07:30:39 +0000
Subject: [PATCH] - added

git-svn-id: http://moon:8086/svn/software/trunk/libsrc/cpp@958 b431acfa-c32f-4a4a-93f1-934dc6c82436
---
 radio/tests/interpolation/farrow/test.cpp | 40 +++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 radio/tests/interpolation/farrow/test.cpp

diff --git a/radio/tests/interpolation/farrow/test.cpp b/radio/tests/interpolation/farrow/test.cpp
new file mode 100644
index 0000000..1ccfca5
--- /dev/null
+++ b/radio/tests/interpolation/farrow/test.cpp
@@ -0,0 +1,40 @@
+#include <cpp/radio/Vector.hpp>
+#include <cpp/radio/FirComplex.hpp>
+#include <cpp/radio/interpolation/Farrow.hpp>
+#include <cpp/radio/interpolation/PolyPhase.hpp>
+#include <radio/synchronization.h>
+
+#include <string.h>
+
+using namespace Radio;
+
+void test()
+{
+	Interpolation::Farrow m_farrow;
+
+	// Loop-Filter
+	lead_lag_filter_t m_loop_filter_str;
+	lead_lag_coeff_t str_loopfilter_coeff;
+
+	// Gardner Symbol Timing Recovery
+	str_t m_SymbolTimingRevovery;
+	timing_corrector_t m_timing_corrector;
+
+	radio_float_t m_Vc;
+
+	size_t len = 0;
+	CVec iq;
+
+	for (size_t n = 0; n < len; n++)
+	{
+		// @2 x symbolrate
+		// Matched filtering and interpolation
+		ComplexScalar iq_ip = m_farrow.process_new(iq[n], m_Vc);
+
+		// Symbol timing recovery
+		radio_float_t Vd = STRGardnerProcess(&m_SymbolTimingRevovery, toCpx(iq_ip));
+		m_Vc = LeadLagProcess(&m_loop_filter_str, &str_loopfilter_coeff, Vd);
+	}
+
+}
+