2 files changed, 10 insertions(+), 8 deletions(-)

M module-audio/Audio/Profiles/ProfileRoutingLoudspeaker.hpp
M module-bsp/board/rt1051/bsp/audio/CodecMAX98090.cpp

@@ 9,12 9,14 @@ namespace audio
 
     class ProfileRoutingLoudspeaker : public Profile
     {
+        static constexpr uint32_t sampleRate = 16000;
+
       public:
         ProfileRoutingLoudspeaker(Volume volume, Gain gain)
             : Profile("Routing Speakerphone",
                       Type::RoutingLoudspeaker,
                       audio::codec::Configuration{
-                          .sampleRate_Hz = 16000,
+                          .sampleRate_Hz = sampleRate,
                           .bitWidth      = 16,
                           .flags         = static_cast<uint32_t>(
                                        audio::codec::Flags::InputLeft) | // microphone use left audio channel


@@ 25,15 27,15 @@ namespace audio
                           .outputPath   = audio::codec::OutputPath::Loudspeaker,
                           .filterCoefficients =
                               {qfilter_CalculateCoeffs(
-                                   audio::equalizer::FilterType::FilterHighPass, 997.f, 44100, 0.701f, 0),
+                                   audio::equalizer::FilterType::FilterHighPass, 307.3f, sampleRate, 0.701f, 0),
                                qfilter_CalculateCoeffs(
-                                   audio::equalizer::FilterType::FilterLowPass, 4993.7f, 44100, 0.701f, 0),
+                                   audio::equalizer::FilterType::FilterLowPass, 5080.1f, sampleRate, 0.847f, 0),
                                qfilter_CalculateCoeffs(
-                                   audio::equalizer::FilterType::FilterNone, 15975.7f, 44100, 0.701f, -10),
+                                   audio::equalizer::FilterType::FilterNone, 15975.7f, sampleRate, 0.701f, -10),
                                qfilter_CalculateCoeffs(
-                                   audio::equalizer::FilterType::FilterNone, 200.4f, 44100, 0.701f, -10),
+                                   audio::equalizer::FilterType::FilterNone, 200.4f, sampleRate, 0.701f, -10),
                                qfilter_CalculateCoeffs(
-                                   audio::equalizer::FilterType::FilterNone, 1496.7f, 44100, 0.701f, -4)}},
+                                   audio::equalizer::FilterType::FilterNone, 1496.7f, sampleRate, 0.701f, -4)}},
                       AudioDevice::Type::Audiocodec)
         {}
     };

@@ 175,8 175,8 @@ CodecRetCode CodecMAX98090::Start(const CodecParams &param)
             i2cAddr.subAddress                       = MAX98090_REG_OUTPUT_ENABLE;
             i2c->Write(i2cAddr, (uint8_t *)&outputenable, 1);
 
-            constexpr uint8_t coarse = 1;
-            constexpr uint8_t fine   = 0;
+            constexpr uint8_t coarse = 0;
+            constexpr uint8_t fine   = 5;
             SetPlaybackPath(coarse, fine);
             SetFilterMode(FilterMode::Voice);
         } break;