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Ak4951-ALC_base adding WM8731-boost OFF options

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Brumi-2021 2022-09-28 22:42:33 +02:00
parent 379ad6dbf0
commit 745574d3c4
11 changed files with 82 additions and 23 deletions
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18
firmware/baseband/dsp_modulate.cpp
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@ -42,10 +42,16 @@ void Modulator::set_over(uint32_t new_over) {
over = new_over;
}
void Modulator::set_gain_vumeter_beep(float new_audio_gain , bool new_play_beep ) {
audio_gain = new_audio_gain ;
void Modulator::set_gain_shiftbits_vumeter_beep(float new_audio_gain ,uint8_t new_audio_shift_bits_s16, bool new_play_beep ) {
//new_audio_shift_bits_s16 are the direct shift bits (FM mod >>x) , and can be 8 fixed (AK) or 4,5,6 (WM boost OFF) or 8 (WM boost ON)
audio_gain = new_audio_gain ;
audio_shift_bits_s16_FM = new_audio_shift_bits_s16; //FM : >>8(AK) fixed , >>4,5,6 (WM boost OFF)
if (new_audio_shift_bits_s16==8) { //FM : we are in AK codec IC => for AM-SSB-DSB we were using >>2 fixed (wm boost ON) .
audio_shift_bits_s16_AM_DSB_SSB = 2; //AM-DSB-SSB: >>2(AK) fixed , >>0,1,2 (WM boost OFF)
} else {
audio_shift_bits_s16_AM_DSB_SSB = (new_audio_shift_bits_s16-4) ; //AM-DSB-SSB: >>0,1,2 (WM boost OFF)
}
play_beep = new_play_beep;
}
int32_t Modulator::apply_beep(int32_t sample_in, bool& configured_in, uint32_t& new_beep_index, uint32_t& new_beep_timer, TXProgressMessage& new_txprogress_message ) {
@ -85,7 +91,7 @@ void SSB::execute(const buffer_s16_t& audio, const buffer_c8_t& buffer, bool& co
if (counter % 128 == 0) {
float i = 0.0, q = 0.0;
sample = audio.p[counter / over] >> 2;
sample = audio.p[counter / over] >> audio_shift_bits_s16_AM_DSB_SSB; // originally fixed >> 2, now >>2 for AK, 0,1,2,3 for WM (boost off)
sample *= audio_gain; // Apply GAIN Scale factor to the audio TX modulation.
//switch (mode) {
@ -145,7 +151,7 @@ void FM::execute(const buffer_s16_t& audio, const buffer_c8_t& buffer, bool& con
for (size_t counter = 0; counter < buffer.count; counter++) {
sample = audio.p[counter>>6] >> 8; // sample = audio.p[counter / over] >> 8; (not enough efficient running code, over = 1536000/240000= 64 )
sample = audio.p[counter>>6] >> audio_shift_bits_s16_FM ; // Orig. >>8 , sample = audio.p[counter / over] >> 8; (not enough efficient running code, over = 1536000/240000= 64 )
sample *= audio_gain; // Apply GAIN Scale factor to the audio TX modulation.
if (play_beep) {
@ -190,7 +196,7 @@ void AM::execute(const buffer_s16_t& audio, const buffer_c8_t& buffer, bool& con
for (size_t counter = 0; counter < buffer.count; counter++) {
if (counter % 128 == 0) {
sample = audio.p[counter / over] >> 2;
sample = audio.p[counter / over] >> audio_shift_bits_s16_AM_DSB_SSB; // originally fixed >> 2, now >>2 for AK, 0,1,2,3 for WM (boost off)
sample *= audio_gain; // Apply GAIN Scale factor to the audio TX modulation.
}