Adding an initial class to transmit packets using the Pluto SDR #110

spacelab_transmitter/pluto.py

@@ -0,0 +1,53 @@
+#
+#  pluto.py
+#
+#  Copyright The SpaceLab-Transmitter Contributors.
+#
+#  This file is part of SpaceLab-Transmitter.
+#
+#  SpaceLab-Transmitter 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 3 of the
+#  License, or (at your option) any later version.
+#
+#  SpaceLab-Transmitter 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 SpaceLab-Transmitter; if not, see <http://www.gnu.org/licenses/>.
+#
+#
+
+
+import adi
+
+class Pluto:
+    """
+    PlutoSDR handler.
+    """
+    def __init__(self, sample_rate, gain):
+        """
+        Constructor.
+
+        :param sample_rate: Sample rate in S/s
+        :param gain: gain in dB (valid range is -90 to 0 dB)
+        """
+        self._pluto = adi.Pluto("ip:192.168.2.1")
+        self._pluto.sample_rate = int(sample_rate)
+        self._pluto.tx_rf_bandwidth = int(sample_rate)
+        self._pluto.tx_hardwaregain_chan0 = gain
+
+    def transmit(self, samples, freq):
+        """
+        Function to transmit IQ samples through the SDR device.
+
+        :param: samples: A NumPy array with the IQ data (complex).
+        :param: freq: is the frequency in Hz.
+
+        :return: None.
+        """
+        self._pluto.tx_lo = int(freq)
+
+        self._pluto.tx(samples)