BRNSystems/brnQuanFW
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Do some stuff
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This commit is contained in:
Bruno Rybársky
2025-03-28 22:07:50 +01:00
parent 4fe99744e1
commit 85fb527020
23 changed files with 258 additions and 658 deletions
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26
driver/bk4819.c
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@@ -48,6 +48,12 @@ __inline uint16_t scale_freq(uint16_t freq)
return (((uint32_t)freq * 1353245u) + (1u << 16)) >> 17; // with rounding
}
__inline uint16_t inverse_scale_freq(uint16_t scaled_freq)
{
return (((uint32_t)scaled_freq << 17) - (1u << 16)) / 1353245u;
}
void BK4819_FskEnableTx(void){
const uint16_t fsk_reg59 = BK4819_ReadRegister(BK4819_REG_59);
BK4819_WriteRegister(BK4819_REG_59, (1u << 11) | fsk_reg59);
@@ -854,18 +860,18 @@ void BK4819_PickRXFilterPathBasedOnFrequency(uint32_t Frequency)
}
}
void BK4819_DisableScramble(void)
void BK4819_SetScramble(uint16_t Freq)
{
const uint16_t Value = BK4819_ReadRegister(BK4819_REG_31);
BK4819_WriteRegister(BK4819_REG_31, Value & ~(1u << 1));
}
uint16_t Value = BK4819_ReadRegister(BK4819_REG_31);
if (Freq) {
Value |= (1u << 1);
} else {
Value &= ~(1u << 1);
}
BK4819_WriteRegister(BK4819_REG_31, Value);
void BK4819_EnableScramble(uint8_t Type)
{
const uint16_t Value = BK4819_ReadRegister(BK4819_REG_31);
BK4819_WriteRegister(BK4819_REG_31, Value | (1u << 1));
BK4819_WriteRegister(BK4819_REG_71, 0x68DC + (Type * 1032)); // 0110 1000 1101 1100
//BK4819_WriteRegister(BK4819_REG_71, 0x68DC + (Freq * 1032)); // 0110 1000 1101 1100
BK4819_WriteRegister(BK4819_REG_71, Freq);
}
bool BK4819_CompanderEnabled(void)