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Import bk4819 changes

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This commit is contained in:
Krzysiek Egzmont 2023-10-25 03:23:33 +02:00
parent eda199d47a
commit e6ac0d1d8d
7 changed files with 237 additions and 166 deletions
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2
app/aircopy.c
View File

@ -57,7 +57,7 @@ void AIRCOPY_SendMessage(void)
BK4819_SendFSKData(g_FSK_Buffer);
BK4819_SetupPowerAmplifier(0, 0);
BK4819_ToggleGpioOut(BK4819_GPIO1_PIN29, false);
BK4819_ToggleGpioOut(BK4819_GPIO1_PIN29_PA_ENABLE, false);
gAircopySendCountdown = 30;
}

4
app/app.c
View File

@ -1090,7 +1090,7 @@ void APP_Update(void)
BK4819_DisableVox();
BK4819_Sleep();
BK4819_ToggleGpioOut(BK4819_GPIO0_PIN28, false);
BK4819_ToggleGpioOut(BK4819_GPIO0_PIN28_RX_ENABLE, false);
// Authentic device checked removed
@ -1338,7 +1338,7 @@ void APP_TimeSlice10ms(void)
RADIO_EnableCxCSS();
BK4819_SetupPowerAmplifier(0, 0);
BK4819_ToggleGpioOut(BK4819_GPIO1_PIN29, false);
BK4819_ToggleGpioOut(BK4819_GPIO1_PIN29_PA_ENABLE, false);
BK4819_Enable_AfDac_DiscMode_TxDsp();
BK4819_ToggleGpioOut(BK4819_GPIO5_PIN1_RED, false);

10
driver/bk4819-regs.h
View File

@ -95,11 +95,11 @@ enum BK4819_REGISTER_t {
typedef enum BK4819_REGISTER_t BK4819_REGISTER_t;
enum BK4819_GPIO_PIN_t {
BK4819_GPIO0_PIN28 = 0,
BK4819_GPIO1_PIN29 = 1,
BK4819_GPIO3_PIN31 = 3,
BK4819_GPIO4_PIN32 = 4,
BK4819_GPIO5_PIN1_RED = 5,
BK4819_GPIO0_PIN28_RX_ENABLE = 0,
BK4819_GPIO1_PIN29_PA_ENABLE = 1,
BK4819_GPIO3_PIN31_UHF_LNA = 3,
BK4819_GPIO4_PIN32_VHF_LNA = 4,
BK4819_GPIO5_PIN1_RED = 5,
BK4819_GPIO6_PIN2_GREEN = 6,
};

374
driver/bk4819.c
View File

@ -51,8 +51,8 @@ void BK4819_Init(void)
BK4819_WriteRegister(BK4819_REG_37, 0x1D0F);
BK4819_WriteRegister(BK4819_REG_36, 0x0022);
BK4819_SetAGC(0);
// BK4819_SetAGC(1);
BK4819_DisableAGC();
// BK4819_EnableAGC();
BK4819_WriteRegister(BK4819_REG_19, 0b0001000001000001); // <15> MIC AGC 1 = disable 0 = enable
@ -232,118 +232,159 @@ void BK4819_WriteU16(uint16_t Data)
}
}
void BK4819_SetAGC(uint8_t Value)
void BK4819_DisableAGC()
{
if (Value == 0)
{
// REG_10
//
// 0x0038 Rx AGC Gain Table[0]. (Index Max->Min is 3,2,1,0,-1)
//
// <15:10> ???
//
// <9:8> LNA Gain Short
// 3 = 0dB <<<
// 2 = -24dB // was -11
// 1 = -30dB // was -16
// 0 = -33dB // was -19
//
// <7:5> LNA Gain
// 7 = 0dB
// 6 = -2dB
// 5 = -4dB
// 4 = -6dB
// 3 = -9dB
// 2 = -14dB <<<
// 1 = -19dB
// 0 = -24dB
//
// <4:3> MIXER Gain
// 3 = 0dB <<<
// 2 = -3dB
// 1 = -6dB
// 0 = -8dB
//
// <2:0> PGA Gain
// 7 = 0dB
// 6 = -3dB <<<
// 5 = -6dB
// 4 = -9dB
// 3 = -15dB
// 2 = -21dB
// 1 = -27dB
// 0 = -33dB
//
BK4819_WriteRegister(BK4819_REG_13, (3u << 8) | (2u << 5) | (3u << 3) | (6u << 0)); // 000000 11 101 11 110
// REG_7E
//
// <15> 0 AGC Fix Mode.
// 1=Fix; 0=Auto.
//
// <14:12> 0b011 AGC Fix Index.
// 011=Max, then 010,001,000,111,110,101,100(min).
//
// <5:3> 0b101 DC Filter Band Width for Tx (MIC In).
// 000=Bypass DC filter;
//
// <2:0> 0b110 DC Filter Band Width for Rx (IF In).
// 000=Bypass DC filter;
//
BK4819_WriteRegister(0x7E,
(1u << 15) | // 0 AGC fix mode
(3u << 12) | // 3 AGC fix index
(5u << 3) | // 5 DC Filter band width for Tx (MIC In)
(6u << 0)); // 6 DC Filter band width for Rx (I.F In)
BK4819_WriteRegister(BK4819_REG_12, 0x037B); // 000000 11 011 11 011
BK4819_WriteRegister(BK4819_REG_11, 0x027B); // 000000 10 011 11 011
BK4819_WriteRegister(BK4819_REG_10, 0x007A); // 000000 00 011 11 010
BK4819_WriteRegister(BK4819_REG_14, 0x0019); // 000000 00 000 11 001
// REG_10
//
// 0x0038 Rx AGC Gain Table[0]. (Index Max->Min is 3,2,1,0,-1)
//
// <15:10> ???
//
// <9:8> LNA Gain Short
// 3 = 0dB <<<
// 2 = -24dB // was -11
// 1 = -30dB // was -16
// 0 = -33dB // was -19
//
// <7:5> LNA Gain
// 7 = 0dB
// 6 = -2dB
// 5 = -4dB
// 4 = -6dB
// 3 = -9dB
// 2 = -14dB <<<
// 1 = -19dB
// 0 = -24dB
//
// <4:3> MIXER Gain
// 3 = 0dB <<<
// 2 = -3dB
// 1 = -6dB
// 0 = -8dB
//
// <2:0> PGA Gain
// 7 = 0dB
// 6 = -3dB <<<
// 5 = -6dB
// 4 = -9dB
// 3 = -15dB
// 2 = -21dB
// 1 = -27dB
// 0 = -33dB
//
BK4819_WriteRegister(BK4819_REG_13, (3u << 8) | (5u << 5) | (3u << 3) | (6u << 0)); // 000000 11 101 11 110
BK4819_WriteRegister(BK4819_REG_49, 0x2A38);
BK4819_WriteRegister(BK4819_REG_7B, 0x8420);
}
else
if (Value == 1)
{ // what does this do ???
BK4819_WriteRegister(BK4819_REG_12, 0x037B); // 000000 11 011 11 011
BK4819_WriteRegister(BK4819_REG_11, 0x027B); // 000000 10 011 11 011
BK4819_WriteRegister(BK4819_REG_10, 0x007A); // 000000 00 011 11 010
BK4819_WriteRegister(BK4819_REG_14, 0x0019); // 000000 00 000 11 001
unsigned int i;
BK4819_WriteRegister(BK4819_REG_49, 0x2A38);
BK4819_WriteRegister(BK4819_REG_7B, 0x8420);
}
// REG_10
//
// 0x0038 Rx AGC Gain Table[0]. (Index Max->Min is 3,2,1,0,-1)
//
// (15:10> ???
//
// <9:8> LNA Gain Short
// 3 = 0dB << original
// 2 = -24dB // was -11
// 1 = -30dB // was -16
// 0 = -33dB // was -19
//
// <7:5> LNA Gain
// 7 = 0dB
// 6 = -2dB
// 5 = -4dB
// 4 = -6dB
// 3 = -9dB
// 2 = -14dB << original
// 1 = -19dB
// 0 = -24dB
//
// <4:3> MIXER Gain
// 3 = 0dB << original
// 2 = -3dB
// 1 = -6dB
// 0 = -8dB
//
// <2:0> PGA Gain
// 7 = 0dB
// 6 = -3dB << original
// 5 = -6dB
// 4 = -9dB
// 3 = -15dB
// 2 = -21dB
// 1 = -27dB
// 0 = -33dB
//
BK4819_WriteRegister(BK4819_REG_13, (3u << 8) | (2u << 5) | (3u << 3) | (6u << 0));
void BK4819_EnableAGC()
{
// TODO: See if this attenuates overloading
// signals as well as boosting weak ones
//
// REG_7E
//
// <15> 0 AGC Fix Mode.
// 1=Fix; 0=Auto.
//
// <14:12> 0b011 AGC Fix Index.
// 011=Max, then 010,001,000,111,110,101,100(min).
//
// <5:3> 0b101 DC Filter Band Width for Tx (MIC In).
// 000=Bypass DC filter;
//
// <2:0> 0b110 DC Filter Band Width for Rx (IF In).
// 000=Bypass DC filter;
BK4819_WriteRegister(BK4819_REG_12, 0x037C); // 000000 11 011 11 100
BK4819_WriteRegister(BK4819_REG_11, 0x027B); // 000000 10 011 11 011
BK4819_WriteRegister(BK4819_REG_10, 0x007A); // 000000 00 011 11 010
BK4819_WriteRegister(BK4819_REG_14, 0x0018); // 000000 00 000 11 000
// default fix index too strong, set to min (011->100)
//BK4819_WriteRegister(0x7E, (1u << 15) | (4u << 12) | (5u << 3) | (6u << 0));
BK4819_WriteRegister(BK4819_REG_49, 0x2A38);
BK4819_WriteRegister(BK4819_REG_7B, 0x318C);
BK4819_WriteRegister(0x7E,
(0u << 15) | // 0 AGC fix mode
(3u << 12) | // 3 AGC fix index
(5u << 3) | // 5 DC Filter band width for Tx (MIC In)
(6u << 0)); // 6 DC Filter band width for Rx (I.F In)
BK4819_WriteRegister(BK4819_REG_7C, 0x595E);
BK4819_WriteRegister(BK4819_REG_20, 0x8DEF);
// REG_10
//
// 0x0038 Rx AGC Gain Table[0]. (Index Max->Min is 3,2,1,0,-1)
//
// (15:10> ???
//
// <9:8> LNA Gain Short
// 3 = 0dB << original
// 2 = -24dB // was -11
// 1 = -30dB // was -16
// 0 = -33dB // was -19
//
// <7:5> LNA Gain
// 7 = 0dB
// 6 = -2dB
// 5 = -4dB
// 4 = -6dB
// 3 = -9dB
// 2 = -14dB << original
// 1 = -19dB
// 0 = -24dB
//
// <4:3> MIXER Gain
// 3 = 0dB << original
// 2 = -3dB
// 1 = -6dB
// 0 = -8dB
//
// <2:0> PGA Gain
// 7 = 0dB
// 6 = -3dB << original
// 5 = -6dB
// 4 = -9dB
// 3 = -15dB
// 2 = -21dB
// 1 = -27dB
// 0 = -33dB
//
BK4819_WriteRegister(BK4819_REG_13, (3u << 8) | (5u << 5) | (3u << 3) | (6u << 0));
for (i = 0; i < 8; i++)
// Bug? The bit 0x2000 below overwrites the (i << 13)
BK4819_WriteRegister(BK4819_REG_06, ((i << 13) | 0x2500u) + 0x036u);
BK4819_WriteRegister(BK4819_REG_12, 0x037C); // 000000 11 011 11 100
BK4819_WriteRegister(BK4819_REG_11, 0x027B); // 000000 10 011 11 011
BK4819_WriteRegister(BK4819_REG_10, 0x007A); // 000000 00 011 11 010
BK4819_WriteRegister(BK4819_REG_14, 0x0018); // 000000 00 000 11 000
BK4819_WriteRegister(BK4819_REG_49, 0x2A38);
BK4819_WriteRegister(BK4819_REG_7B, 0x318C);
BK4819_WriteRegister(BK4819_REG_7C, 0x595E);
BK4819_WriteRegister(BK4819_REG_20, 0x8DEF);
for (uint8_t i = 0; i < 8; i++) {
//BK4819_WriteRegister(BK4819_REG_06, ((i << 13) | 0x2500u) + 0x036u);
BK4819_WriteRegister(BK4819_REG_06, (i & 7) << 13 | 0x4A << 7 | 0x36);
}
}
@ -760,19 +801,13 @@ void BK4819_SetupSquelch(
// 0 ~ 255
//
BK4819_WriteRegister(BK4819_REG_4E, // 01 101 11 1 00000000
#ifndef ENABLE_FASTER_CHANNEL_SCAN
// original (*)
(1u << 14) | // 1 ???
(3u << 11) | // *5 squelch = open delay .. 0 ~ 7
(2u << 9) | // *3 squelch = close delay .. 0 ~ 3
SquelchOpenGlitchThresh); // 0 ~ 255
#else
// faster (but twitchier)
(1u << 14) | // 1 ???
(2u << 11) | // *5 squelch = open delay .. 0 ~ 7
(1u << 9) | // *3 squelch = close delay .. 0 ~ 3
SquelchOpenGlitchThresh); // 0 ~ 255
#endif
(1u << 14) | // 1 ???
(5u << 11) | // *5 squelch = open delay .. 0 ~ 7
(6u << 9) | // *3 squelch = close delay .. 0 ~ 3
SquelchOpenGlitchThresh); // 0 ~ 255
// REG_4F
//
@ -804,7 +839,8 @@ void BK4819_SetAF(BK4819_AF_Type_t AF)
// AF Output Inverse Mode = Inverse
// Undocumented bits 0x2040
//
BK4819_WriteRegister(BK4819_REG_47, 0x6040 | (AF << 8));
// BK4819_WriteRegister(BK4819_REG_47, 0x6040 | (AF << 8));
BK4819_WriteRegister(BK4819_REG_47, (6u << 12) | (AF << 8) | (1u << 6));
}
void BK4819_RX_TurnOn(void)
@ -843,20 +879,20 @@ void BK4819_RX_TurnOn(void)
void BK4819_PickRXFilterPathBasedOnFrequency(uint32_t Frequency)
{
if (Frequency < 28000000)
{
BK4819_ToggleGpioOut(BK4819_GPIO4_PIN32, true);
BK4819_ToggleGpioOut(BK4819_GPIO3_PIN31, false);
{ // VHF
BK4819_ToggleGpioOut(BK4819_GPIO4_PIN32_VHF_LNA, true);
BK4819_ToggleGpioOut(BK4819_GPIO3_PIN31_UHF_LNA, false);
}
else
if (Frequency == 0xFFFFFFFF)
{
BK4819_ToggleGpioOut(BK4819_GPIO4_PIN32, false);
BK4819_ToggleGpioOut(BK4819_GPIO3_PIN31, false);
{ // OFF
BK4819_ToggleGpioOut(BK4819_GPIO4_PIN32_VHF_LNA, false);
BK4819_ToggleGpioOut(BK4819_GPIO3_PIN31_UHF_LNA, false);
}
else
{
BK4819_ToggleGpioOut(BK4819_GPIO4_PIN32, false);
BK4819_ToggleGpioOut(BK4819_GPIO3_PIN31, true);
{ // UHF
BK4819_ToggleGpioOut(BK4819_GPIO4_PIN32_VHF_LNA, false);
BK4819_ToggleGpioOut(BK4819_GPIO3_PIN31_UHF_LNA, true);
}
}
@ -975,14 +1011,14 @@ void BK4819_EnableDTMF(void)
// <3:0> 14 Max symbol number for SelCall detection
//
// const uint16_t threshold = 24; // default, but doesn't decode non-QS radios
const uint16_t threshold = 160; // but 128 ~ 247 does
const uint16_t threshold = 130; // but 128 ~ 247 does
BK4819_WriteRegister(BK4819_REG_24, // 1 00011000 1 1 1 1110
(1u << BK4819_REG_24_SHIFT_UNKNOWN_15) |
(threshold << BK4819_REG_24_SHIFT_THRESHOLD) | // 0 ~ 255
(1u << BK4819_REG_24_SHIFT_UNKNOWN_6) |
BK4819_REG_24_ENABLE |
BK4819_REG_24_SELECT_DTMF |
(14u << BK4819_REG_24_SHIFT_MAX_SYMBOLS)); // 0 ~ 15
(15u << BK4819_REG_24_SHIFT_MAX_SYMBOLS)); // 0 ~ 15
}
void BK4819_PlayTone(uint16_t Frequency, bool bTuningGainSwitch)
@ -1198,7 +1234,7 @@ void BK4819_Conditional_RX_TurnOn_and_GPIO6_Enable(void)
{
if (gRxIdleMode)
{
BK4819_ToggleGpioOut(BK4819_GPIO0_PIN28, true);
BK4819_ToggleGpioOut(BK4819_GPIO0_PIN28_RX_ENABLE, true);
BK4819_RX_TurnOn();
}
}
@ -1249,30 +1285,30 @@ void BK4819_PlayDTMF(char Code)
uint16_t tone1 = 0;
uint16_t tone2 = 0;
switch (Code) // Hz Hz
{ //
case '0': tone1 = 9715; tone2 = 13793; break; // 941 1336
case '1': tone1 = 7196; tone2 = 12482; break; // 679 1209
case '2': tone1 = 7196; tone2 = 13793; break; // 697 1336
case '3': tone1 = 7196; tone2 = 15249; break; // 679 1477
case '4': tone1 = 7950; tone2 = 12482; break; // 770 1209
case '5': tone1 = 7950; tone2 = 13793; break; // 770 1336
case '6': tone1 = 7950; tone2 = 15249; break; // 770 1477
case '7': tone1 = 8796; tone2 = 12482; break; // 852 1209
case '8': tone1 = 8796; tone2 = 13793; break; // 852 1336
case '9': tone1 = 8796; tone2 = 15249; break; // 852 1477
case 'A': tone1 = 7196; tone2 = 16860; break; // 679 1633
case 'B': tone1 = 7950; tone2 = 16860; break; // 770 1633
case 'C': tone1 = 8796; tone2 = 16860; break; // 852 1633
case 'D': tone1 = 9715; tone2 = 16860; break; // 941 1633
case '*': tone1 = 9715; tone2 = 12482; break; // 941 1209
case '#': tone1 = 9715; tone2 = 15249; break; // 941 1477
switch (Code)
{
case '0': tone1 = 941; tone2 = 1336; break;
case '1': tone1 = 679; tone2 = 1209; break;
case '2': tone1 = 697; tone2 = 1336; break;
case '3': tone1 = 679; tone2 = 1477; break;
case '4': tone1 = 770; tone2 = 1209; break;
case '5': tone1 = 770; tone2 = 1336; break;
case '6': tone1 = 770; tone2 = 1477; break;
case '7': tone1 = 852; tone2 = 1209; break;
case '8': tone1 = 852; tone2 = 1336; break;
case '9': tone1 = 852; tone2 = 1477; break;
case 'A': tone1 = 679; tone2 = 1633; break;
case 'B': tone1 = 770; tone2 = 1633; break;
case 'C': tone1 = 852; tone2 = 1633; break;
case 'D': tone1 = 941; tone2 = 1633; break;
case '*': tone1 = 941; tone2 = 1209; break;
case '#': tone1 = 941; tone2 = 1477; break;
}
if (tone1 > 0)
BK4819_WriteRegister(BK4819_REG_71, tone1);
BK4819_WriteRegister(BK4819_REG_71, (((uint32_t)tone1 * 103244) + 5000) / 10000); // with rounding
if (tone2 > 0)
BK4819_WriteRegister(BK4819_REG_72, tone2);
BK4819_WriteRegister(BK4819_REG_72, (((uint32_t)tone2 * 103244) + 5000) / 10000); // with rounding
}
void BK4819_PlayDTMFString(const char *pString, bool bDelayFirst, uint16_t FirstCodePersistTime, uint16_t HashCodePersistTime, uint16_t CodePersistTime, uint16_t CodeInternalTime)
@ -1513,12 +1549,46 @@ BK4819_CssScanResult_t BK4819_GetCxCSSScanResult(uint32_t *pCdcssFreq, uint16_t
void BK4819_DisableFrequencyScan(void)
{
BK4819_WriteRegister(BK4819_REG_32, 0x0244);
// REG_32
//
// <15:14> 0 frequency scan time
// 0 = 0.2 sec
// 1 = 0.4 sec
// 2 = 0.8 sec
// 3 = 1.6 sec
//
// <13:1> ???
//
// <0> 0 frequency scan enable
// 1 = enable
// 0 = disable
//
BK4819_WriteRegister(BK4819_REG_32, // 0x0244); // 00 0000100100010 0
( 0u << 14) | // 0 frequency scan Time
(290u << 1) | // ???
( 0u << 0)); // 0 frequency scan enable
}
void BK4819_EnableFrequencyScan(void)
{
BK4819_WriteRegister(BK4819_REG_32, 0x0245); // 00 0000100100010 1
// REG_32
//
// <15:14> 0 frequency scan time
// 0 = 0.2 sec
// 1 = 0.4 sec
// 2 = 0.8 sec
// 3 = 1.6 sec
//
// <13:1> ???
//
// <0> 0 frequency scan enable
// 1 = enable
// 0 = disable
//
BK4819_WriteRegister(BK4819_REG_32, // 0x0245); // 00 0000100100010 1
( 0u << 14) | // 0 frequency scan time
(290u << 1) | // ???
( 1u << 0)); // 1 frequency scan enable
}
void BK4819_SetScanFrequency(uint32_t Frequency)

3
driver/bk4819.h
View File

@ -70,7 +70,8 @@ void BK4819_WriteRegister(BK4819_REGISTER_t Register, uint16_t Data);
void BK4819_WriteU8(uint8_t Data);
void BK4819_WriteU16(uint16_t Data);
void BK4819_SetAGC(uint8_t Value);
void BK4819_EnableAGC();
void BK4819_DisableAGC();
void BK4819_ToggleGpioOut(BK4819_GPIO_PIN_t Pin, bool bSet);

2
functions.c
View File

@ -145,7 +145,7 @@ void FUNCTION_Select(FUNCTION_Type_t Function)
BK4819_DisableVox();
BK4819_Sleep();
BK4819_ToggleGpioOut(BK4819_GPIO0_PIN28, false);
BK4819_ToggleGpioOut(BK4819_GPIO0_PIN28_RX_ENABLE, false);
gUpdateStatus = true;

8
radio.c
View File

@ -602,7 +602,7 @@ void RADIO_SetupRegisters(bool bSwitchToFunction0)
BK4819_SetupPowerAmplifier(0, 0);
BK4819_ToggleGpioOut(BK4819_GPIO1_PIN29, false);
BK4819_ToggleGpioOut(BK4819_GPIO1_PIN29_PA_ENABLE, false);
while (1)
{
@ -636,7 +636,7 @@ void RADIO_SetupRegisters(bool bSwitchToFunction0)
BK4819_PickRXFilterPathBasedOnFrequency(Frequency);
// what does this in do ?
BK4819_ToggleGpioOut(BK4819_GPIO0_PIN28, true);
BK4819_ToggleGpioOut(BK4819_GPIO0_PIN28_RX_ENABLE, true);
// AF RX Gain and DAC
BK4819_WriteRegister(BK4819_REG_48, 0xB3A8); // 1011 00 111010 1000
@ -830,7 +830,7 @@ void RADIO_SetTxParameters(void)
gEnableSpeaker = false;
BK4819_ToggleGpioOut(BK4819_GPIO0_PIN28, false);
BK4819_ToggleGpioOut(BK4819_GPIO0_PIN28_RX_ENABLE, false);
switch (Bandwidth)
{
@ -859,7 +859,7 @@ void RADIO_SetTxParameters(void)
BK4819_PickRXFilterPathBasedOnFrequency(gCurrentVfo->pTX->Frequency);
BK4819_ToggleGpioOut(BK4819_GPIO1_PIN29, true);
BK4819_ToggleGpioOut(BK4819_GPIO1_PIN29_PA_ENABLE, true);
SYSTEM_DelayMs(5);