Houston, we have a trunk.

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@3122 221aa14e-8319-0410-a670-987f0aec2ac5

1 files changed, 65 insertions, 0 deletions

diff --git a/gnuradio-core/src/lib/io/sdr_1000.cc b/gnuradio-core/src/lib/io/sdr_1000.cc
new file mode 100644
index 000000000..1cb9b9afb
--- /dev/null
+++ b/gnuradio-core/src/lib/io/sdr_1000.cc
@@ -0,0 +1,65 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2003 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <sdr_1000.h>
+#include <ppio.h>
+
+sdr_1000_base::sdr_1000_base (int which_pp)
+{
+  d_ppio = make_ppio (which_pp);
+  d_shadow[0] = 0;
+  d_shadow[1] = 0;
+  d_shadow[2] = 0;
+  d_shadow[3] = 0;
+  reset ();
+}
+
+sdr_1000_base::~sdr_1000_base ()
+{
+}
+
+void
+sdr_1000_base::reset ()
+{
+  d_ppio->lock ();
+  d_ppio->write_control (0x0F);
+  d_ppio->unlock ();
+  write_latch (L_EXT,  0x00, 0xff);
+  write_latch (L_BAND, 0x00, 0xff);
+  write_latch (L_DDS0, 0x80, 0xff);	// hold DDS in reset
+  write_latch (L_DDS1, 0x00, 0xff);
+}
+
+  
+void
+sdr_1000_base::write_latch (int which, int value, int mask)
+{
+  if (!(0 <= which && which <= 3))
+    return;
+  
+  d_ppio->lock ();
+  d_shadow[which] = (d_shadow[which] & ~mask) | (value & mask);
+  d_ppio->write_data (d_shadow[which]);
+  d_ppio->write_control (0x0F ^ (1 << which));
+  d_ppio->write_control (0x0F);
+  d_ppio->unlock ();
+}