mckero/uv-k1-k5v3-firmware-custom
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Add WIDE/NARROW filter selection for AM RX

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Armel FAUVEAU committed 2026-04-09 02:44:20 +02:00
1 parent 22295eedcf
commit fb60d6f7fd
3 files changed
+11 -3
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App/app/action.c
+1 -1
View File
@@ -597,7 +597,7 @@ void ACTION_Wn(void)
if (pVfo->Modulation == MODULATION_AM)
{
BK4819_SetFilterBandwidth(BK4819_FILTER_BW_AM, true);
BK4819_SetFilterBandwidth(RADIO_GetAMFilterBandwidth(pVfo), true);
return;
}
App/radio.c
+8 -2
View File
@@ -771,6 +771,12 @@ void RADIO_SelectVfos(void)
RADIO_SelectCurrentVfo();
}
BK4819_FilterBandwidth_t RADIO_GetAMFilterBandwidth(const VFO_Info_t *pVfo)
{
// On BK4829, AM "wide" intentionally reuses the wider RF filter preset.
return (pVfo->CHANNEL_BANDWIDTH == BANDWIDTH_WIDE) ? BK4819_FILTER_BW_WIDE : BK4819_FILTER_BW_AM;
}
void RADIO_SetupRegisters(bool switchToForeground)
{
BK4819_FilterBandwidth_t Bandwidth = gRxVfo->CHANNEL_BANDWIDTH;
@@ -789,7 +795,7 @@ void RADIO_SetupRegisters(bool switchToForeground)
BK4819_ToggleGpioOut(BK4819_GPIO6_PIN2_GREEN, false);
if (gRxVfo->Modulation == MODULATION_AM)
BK4819_SetFilterBandwidth(BK4819_FILTER_BW_AM, true);
BK4819_SetFilterBandwidth(RADIO_GetAMFilterBandwidth(gRxVfo), true);
else
{
switch (Bandwidth)
@@ -1153,7 +1159,7 @@ void RADIO_SetModulation(ModulationMode_t modulation)
BK4819_WriteRegister(0x55, 0x31a9);
#endif
BK4819_SetFilterBandwidth(BK4819_FILTER_BW_AM, true);
BK4819_SetFilterBandwidth(RADIO_GetAMFilterBandwidth(gCurrentVfo), true);
break;
}
App/radio.h
+2
View File
@@ -21,6 +21,7 @@
#include <stdint.h>
#include "dcs.h"
#include "driver/bk4819.h"
#include "frequencies.h"
enum {
@@ -161,6 +162,7 @@ void RADIO_SetupRegisters(bool switchToForeground);
#ifdef ENABLE_NOAA
void RADIO_ConfigureNOAA(void);
#endif
BK4819_FilterBandwidth_t RADIO_GetAMFilterBandwidth(const VFO_Info_t *pVfo);
void RADIO_SetTxParameters(void);
void RADIO_SetupAGC(bool listeningAM, bool disable);
void RADIO_SetModulation(ModulationMode_t modulation);