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Code Issues Releases Activity

removed round to step when user enters freq

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OneOfEleven
2023-11-04 09:51:01 +00:00
parent d59d4eae15
commit e795b90bf5
8 changed files with 106 additions and 149 deletions
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77
driver/bk4819.c
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@ -33,7 +33,7 @@
#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
#endif
static uint16_t gBK4819_GpioOutState;
static uint16_t g_bk4819_gpio_out_state;
//const uint32_t rf_filter_transition_freq = 28000000; // original
const uint32_t rf_filter_transition_freq = 26500000;
@ -50,6 +50,8 @@ __inline uint16_t scale_freq(const uint16_t freq)
void BK4819_Init(void)
{
g_bk4819_gpio_out_state = 0x9000;
GPIO_SetBit(&GPIOC->DATA, GPIOC_PIN_BK4819_SCN);
GPIO_SetBit(&GPIOC->DATA, GPIOC_PIN_BK4819_SCL);
GPIO_SetBit(&GPIOC->DATA, GPIOC_PIN_BK4819_SDA);
@ -104,40 +106,18 @@ void BK4819_Init(void)
BK4819_config_sub_audible();
#if 1
const uint8_t dtmf_coeffs[] = {111, 107, 103, 98, 80, 71, 58, 44, 65, 55, 37, 23, 228, 203, 181, 159};
for (unsigned int i = 0; i < ARRAY_SIZE(dtmf_coeffs); i++)
BK4819_WriteRegister(0x09, (i << 12) | dtmf_coeffs[i]);
#else
// original code
BK4819_WriteRegister(0x09, 0x006F); // 6F
BK4819_WriteRegister(0x09, 0x106B); // 6B
BK4819_WriteRegister(0x09, 0x2067); // 67
BK4819_WriteRegister(0x09, 0x3062); // 62
BK4819_WriteRegister(0x09, 0x4050); // 50
BK4819_WriteRegister(0x09, 0x5047); // 47
BK4819_WriteRegister(0x09, 0x603A); // 3A
BK4819_WriteRegister(0x09, 0x702C); // 2C
BK4819_WriteRegister(0x09, 0x8041); // 41
BK4819_WriteRegister(0x09, 0x9037); // 37
BK4819_WriteRegister(0x09, 0xA025); // 25
BK4819_WriteRegister(0x09, 0xB017); // 17
BK4819_WriteRegister(0x09, 0xC0E4); // E4
BK4819_WriteRegister(0x09, 0xD0CB); // CB
BK4819_WriteRegister(0x09, 0xE0B5); // B5
BK4819_WriteRegister(0x09, 0xF09F); // 9F
#endif
BK4819_WriteRegister(0x1F, 0x5454);
BK4819_WriteRegister(0x3E, 0xA037);
gBK4819_GpioOutState = 0x9000;
BK4819_WriteRegister(0x33, 0x9000);
BK4819_WriteRegister(0x3F, 0);
BK4819_WriteRegister(0x1F, 0x5454); // 0101 0100 01 01 0100
BK4819_WriteRegister(0x3E, 41015); // band selection threshold = VCO max frequency (Hz) / 96 / 640
BK4819_WriteRegister(0x33, 0x9000); // 1001 0000 0000 0000 .. GPIO
BK4819_WriteRegister(0x3F, 0); // disable interrupts
#if 0
// rt-890
// RT-890
// BK4819_WriteRegister(0x37, 0x1D0F);
// DisableAGC(0);
@ -150,17 +130,12 @@ void BK4819_Init(void)
BK4819_WriteRegister(0x49, 0x2A38);
BK4819_WriteRegister(0x7B, 0x8420);
BK4819_WriteRegister(0x33, 0x1F00);
BK4819_WriteRegister(0x35, 0x0000);
BK4819_WriteRegister(0x1E, 0x4C58);
BK4819_WriteRegister(0x1F, 0xA656);
// BK4819_WriteRegister(0x3E, gCalibration.BandSelectionThreshold);
BK4819_WriteRegister(0x3F, 0x0000);
BK4819_WriteRegister(0x2A, 0x4F18);
BK4819_WriteRegister(0x53, 0xE678);
BK4819_WriteRegister(0x2C, 0x5705);
BK4819_WriteRegister(0x4B, 0x7102);
BK4819_WriteRegister(0x26, 0x13A0);
BK4819_WriteRegister(0x1E, 0x4C58); // ???
BK4819_WriteRegister(0x2A, 0x4F18); // ???
BK4819_WriteRegister(0x53, 0xE678); // ???
BK4819_WriteRegister(0x2C, 0x5705); // ???
BK4819_WriteRegister(0x4B, 0x7102); // AF gains
BK4819_WriteRegister(0x26, 0x13A0); // ???
#endif
}
@ -397,11 +372,11 @@ void BK4819_EnableAGC(void)
void BK4819_set_GPIO_pin(bk4819_gpio_pin_t Pin, bool bSet)
{
if (bSet)
gBK4819_GpioOutState |= (0x40u >> Pin);
g_bk4819_gpio_out_state |= (0x40u >> Pin);
else
gBK4819_GpioOutState &= ~(0x40u >> Pin);
g_bk4819_gpio_out_state &= ~(0x40u >> Pin);
BK4819_WriteRegister(0x33, gBK4819_GpioOutState);
BK4819_WriteRegister(0x33, g_bk4819_gpio_out_state);
}
void BK4819_EnableVox(uint16_t VoxEnableThreshold, uint16_t VoxDisableThreshold)
@ -411,24 +386,22 @@ void BK4819_EnableVox(uint16_t VoxEnableThreshold, uint16_t VoxDisableThreshold)
//else
//if (vox_amp < VoxDisableThreshold) (After Delay) VOX = 0;
const uint16_t REG_31_Value = BK4819_ReadRegister(0x31);
if (VoxEnableThreshold > 2047)
VoxEnableThreshold = 2047;
if (VoxDisableThreshold > 2047)
VoxDisableThreshold = 2047;
// 0xA000 is undocumented?
BK4819_WriteRegister(0x46, 0xA000 | VoxEnableThreshold);
// 0xA000 is undocumented
BK4819_WriteRegister(0x46, (20u << 11) | VoxEnableThreshold); // ???, amp threshold for vox on
// 0x1800 is undocumented?
BK4819_WriteRegister(0x79, 0x1800 | VoxDisableThreshold);
BK4819_WriteRegister(0x79, (3u << 11) | VoxDisableThreshold); // vox det interval time, amp threshold for vox off
// Bottom 12 bits are undocumented, 15:12 vox disable delay *128ms
BK4819_WriteRegister(0x7A, 0x289A); // vox disable delay = 128*5 = 640ms
BK4819_WriteRegister(0x7A, (2u << 12) | 0x089A); // vox disable delay = 128*5 = 640ms
// 0010 100010011010
// Enable VOX
BK4819_WriteRegister(0x31, REG_31_Value | (1u << 2));
BK4819_WriteRegister(0x31, BK4819_ReadRegister(0x31) | (1u << 2));
}
void BK4819_set_TX_deviation(const bool narrow)
@ -775,7 +748,7 @@ void BK4819_set_scrambler(const int index)
}
else
{ // enable
uint16_t freq = 2600 + ((index - 1) * 50); // 50 Hz steps
uint16_t freq = 2600 + ((index - 1) * 50); // 2600Hz ++ 50 Hz steps
if (freq > 12000)
freq = 12000;