add bias tee check box on device settings

Fixes #703

src/urh/dev/config.py

@@ -37,6 +37,7 @@
     "tx_channel": ["TX1", "TX2"],
     "tx_rf_gain": list(range(0, 61)),
     "rx_rf_gain": list(range(0, 61)),
+    "bias_tee_enabled": [False, True]
 }
 
 # https://github.com/mossmann/hackrf/wiki/HackRF-One#features

src/urh/dev/native/BladeRF.py

@@ -17,7 +17,8 @@ class BladeRF(Device):
     DEVICE_METHODS = Device.DEVICE_METHODS.copy()
     DEVICE_METHODS.update({
         Device.Command.SET_RF_GAIN.name: "set_gain",
-        Device.Command.SET_CHANNEL_INDEX.name: "set_channel"
+        Device.Command.SET_CHANNEL_INDEX.name: "set_channel",
+        Device.Command.SET_BIAS_TEE_ENABLED.name: "set_bias_tee"
     })
 
     DATA_TYPE = np.int16
@@ -96,6 +97,7 @@ def device_parameters(self):
                             (self.Command.SET_SAMPLE_RATE.name, self.sample_rate),
                             (self.Command.SET_BANDWIDTH.name, self.bandwidth),
                             (self.Command.SET_RF_GAIN.name, self.gain),
+                            (self.Command.SET_BIAS_TEE_ENABLED.name, self.bias_tee_enabled),
                             ("identifier", self.device_serial)])
 
     @staticmethod

src/urh/dev/native/lib/bladerf.pyx

@@ -137,6 +137,19 @@ cpdef bladerf_frequency get_center_freq():
 
     return result
 
+cpdef int set_bias_tee(on_or_off):
+    cdef bool bias_tee = 1 if on_or_off else 0
+    return bladerf_set_bias_tee(_c_device, get_current_bladerf_channel(), bias_tee)
+
+cpdef int get_bias_tee():
+    cdef bool result = 0
+    err = bladerf_get_bias_tee(_c_device, get_current_bladerf_channel(), &result)
+
+    if err != 0:
+        return 0
+
+    return result
+
 cpdef int prepare_sync():
     enable_module()
     return bladerf_sync_config(_c_device, get_current_channel_layout(), BLADERF_FORMAT_SC16_Q11, 32, 2048, 16, 100)
@@ -165,4 +178,4 @@ cpdef float get_api_version():
     print(result.minor)
     print(result.patch)
 
-    print(result.describe.decode())
+    print(result.describe.decode())

src/urh/dev/native/lib/cbladerf.pxd

@@ -104,6 +104,10 @@ cdef extern from "libbladeRF.h":
         int bladerf_set_frequency(bladerf *dev, bladerf_module module, unsigned int frequency)
         int bladerf_get_frequency(bladerf *dev, bladerf_module module, unsigned int *frequency)
 
+    IF BLADERF_API_VERSION >= 2:
+        int bladerf_set_bias_tee(bladerf *dev, bladerf_channel ch, bool *enable)
+        int bladerf_get_bias_tee(bladerf *dev, bladerf_channel ch, bool *enable)
+
     ctypedef enum bladerf_format:
         BLADERF_FORMAT_SC16_Q11
         BLADERF_FORMAT_SC16_Q11_META
@@ -132,4 +136,4 @@ ELSE:
 
 ctypedef unsigned int bladerf_sample_rate
 ctypedef unsigned int bladerf_bandwidth
-ctypedef int bladerf_gain
+ctypedef int bladerf_gain