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OneOfEleven
2023-11-24 10:55:47 +00:00
parent 907aa00f07
commit e3f10d5409
11 changed files with 52 additions and 42 deletions
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14
driver/bk4819.c
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@@ -406,11 +406,13 @@ void BK4819_EnableVox(uint16_t VoxEnableThreshold, uint16_t VoxDisableThreshold)
void BK4819_set_TX_deviation(const bool narrow)
{
const uint8_t scrambler = (BK4819_read_reg(0x31) >> 1) & 1u;
uint16_t deviation = narrow ? 900 : 1232; // 0 ~ 4095
if (scrambler)
deviation -= 200;
BK4819_write_reg(0x40, (3u << 12) | deviation);
// const uint8_t scrambler = (BK4819_read_reg(0x31) >> 1) & 1u;
uint16_t deviation = narrow ? 900 : 1232;
// if (scrambler)
// deviation -= 200;
if (deviation > 4095)
deviation = 4095;
BK4819_write_reg(0x40, (3u << 12) | deviation); // deviaion 0 ~ 4095
}
void BK4819_SetFilterBandwidth(const BK4819_filter_bandwidth_t Bandwidth)
@@ -530,7 +532,7 @@ void BK4819_SetupPowerAmplifier(const uint8_t bias, const uint32_t frequency)
// 7 = max
// 0 = min
//
// 280MHz gain 1 = 1 gain 2 = 0 gain 1 = 4 gain 2 = 2
// 280MHz gain 1 = 1 gain 2 = 0 gain 1 = 4 gain 2 = 2
const uint8_t gain = (frequency == 0) ? 0 : (frequency < rf_filter_transition_freq) ? (1u << 3) | (0u << 0) : (4u << 3) | (2u << 0);
const uint8_t enable = 1;
BK4819_write_reg(0x36, ((uint16_t)bias << 8) | ((uint16_t)enable << 7) | ((uint16_t)gain << 0));