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Code Issues Releases Activity

Fix default front end gain setting

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OneOfEleven
2023-10-25 21:05:47 +01:00
parent 30dfb07004
commit eec77fb93c
8 changed files with 78 additions and 56 deletions
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24
app/app.c
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@ -68,8 +68,9 @@
#include "ui/ui.h"
// original QS front end register settings
// 0x03BE 00000 011 101 11 110
const uint8_t orig_lna_short = 3; // 0dB
const uint8_t orig_lna = 2; // -14dB
const uint8_t orig_lna = 5; // -4dB
const uint8_t orig_mixer = 3; // 0dB
const uint8_t orig_pga = 6; // -3dB
@ -570,19 +571,28 @@ bool APP_start_listening(function_type_t Function, const bool reset_am_fix)
AM_fix_10ms(chan);
}
else
{
BK4819_WriteRegister(0x13, (lna_short << 8) | (lna << 5) | (mixer << 3) | (pga << 0));
}
}
#else
(void)reset_am_fix;
#endif
// AF gain - original QS values
BK4819_WriteRegister(0x48,
(11u << 12) | // ??? .. 0 to 15, doesn't seem to make any difference
( 0u << 10) | // AF Rx Gain-1
(g_eeprom.volume_gain << 4) | // AF Rx Gain-2
(g_eeprom.dac_gain << 0)); // AF DAC Gain (after Gain-1 and Gain-2)
if (g_rx_vfo->am_mode)
{
BK4819_WriteRegister(0x48, 0xB3A8);
}
else
{
BK4819_WriteRegister(0x48,
(11u << 12) | // ??? .. 0 to 15, doesn't seem to make any difference
( 0u << 10) | // AF Rx Gain-1
(g_eeprom.volume_gain << 4) | // AF Rx Gain-2
(g_eeprom.dac_gain << 0)); // AF DAC Gain (after Gain-1 and Gain-2)
}
#ifdef ENABLE_VOICE
#ifdef MUTE_AUDIO_FOR_VOICE
if (g_voice_write_index == 0)