Adding simple FSK Rx Processor. Can be used with New Apps. (#2716)

* Work to allow for unique beacon parsing functions.

* Fixing pull.

* Changes.

* Formatting.

* Fix Copyright

* Update firmware/application/apps/ble_rx_app.cpp

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update firmware/baseband/proc_btlerx.cpp

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* PR suggestions.

* Fix String.

* FSK Rx Improvements. Works for my custom protocol.

* Fix buffer size.

* Refactor

* Formatting.

* Formatting.

* Fixing compiling, and BLE Rx UI/Performance.

* More improvements.

* Fixing stuck state.

* More stuck parsing fix.

* Combining PR changes.

* Improvements from previous PR.

* Fix dbM calculation relative to device RSSI.

* Formatting.

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: TJ <tj.baginski@cognosos.com>

firmware/common/dsp_fir_taps.hpp

@@ -1649,4 +1649,36 @@ static constexpr fir_taps_real<24> taps_BTLE_2M_PHY_decim_0 = {
 
     }},
 };
+
+// Tested to be better at capturing both 4.0 and 5.0 device. Better attenuation at channel end.
+static constexpr fir_taps_real<24> taps_BTLE_Dual_PHY = {
+    .low_frequency_normalized = -750000.0f / 4000000.0f,
+    .high_frequency_normalized = 750000.0f / 4000000.0f,
+    .transition_normalized = 250000.0f / 4000000.0f,
+    .taps = {{3,
+              -5,
+              -97,
+              -144,
+              317,
+              1099,
+              396,
+              -2887,
+              -4814,
+              1912,
+              18134,
+              32767,
+              32767,
+              18134,
+              1912,
+              -4814,
+              -2887,
+              396,
+              1099,
+              317,
+              -144,
+              -97,
+              -5,
+              3}},
+};
+
 #endif /*__DSP_FIR_TAPS_H__*/