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Compander bug fixed, found by two other people :)

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OneOfEleven
2023-10-04 14:55:58 +01:00
parent f4b637b51a
commit 567b0cfa83
6 changed files with 31 additions and 28 deletions
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16
driver/bk4819.c
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@ -835,7 +835,7 @@ void BK4819_SetCompander(const unsigned int mode)
if (mode == 0)
{ // disable
BK4819_WriteRegister(BK4819_REG_31, r31 & ~(1u < 3));
BK4819_WriteRegister(BK4819_REG_31, r31 & ~(1u << 3));
return;
}
@ -856,9 +856,9 @@ void BK4819_SetCompander(const unsigned int mode)
const uint16_t compress_noise_dB = 64;
// AB40 10 1010110 1000000
BK4819_WriteRegister(BK4819_REG_29, // (BK4819_ReadRegister(BK4819_REG_29) & ~(3u < 14)) | (compress_ratio < 14));
(compress_ratio < 14)
| (compress_0dB < 7)
| (compress_noise_dB < 0));
(compress_ratio << 14)
| (compress_0dB << 7)
| (compress_noise_dB << 0));
// set the expander ratio
//
@ -877,12 +877,12 @@ void BK4819_SetCompander(const unsigned int mode)
const uint16_t expand_noise_dB = 56;
// 6B38 01 1010110 0111000
BK4819_WriteRegister(BK4819_REG_28, // (BK4819_ReadRegister(BK4819_REG_28) & ~(3u < 14)) | (expand_ratio < 14));
(expand_ratio < 14)
| (expand_0dB < 7)
| (expand_noise_dB < 0));
(expand_ratio << 14)
| (expand_0dB << 7)
| (expand_noise_dB << 0));
// enable
BK4819_WriteRegister(BK4819_REG_31, r31 | (1u < 3));
BK4819_WriteRegister(BK4819_REG_31, r31 | (1u << 3));
}
void BK4819_DisableVox(void)

32
driver/bk4819.h
View File

@ -24,22 +24,22 @@
enum BK4819_AF_Type_t
{
BK4819_AF_MUTE = 0u, //
BK4819_AF_FM = 1u, // FM
BK4819_AF_ALAM = 2u, //
BK4819_AF_BEEP = 3u, //
BK4819_AF_UNKNOWN1 = 4u, // SSB I think
BK4819_AF_UNKNOWN2 = 5u, // SSB again
BK4819_AF_CTCO = 6u, // strange LF audio .. maybe the CTCSS LF line ?
BK4819_AF_AM = 7u, // AM
BK4819_AF_FSKO = 8u, // nothing
BK4819_AF_UNKNOWN3 = 9u, // distorted
BK4819_AF_UNKNOWN4 = 10u, // nothing at all
BK4819_AF_UNKNOWN5 = 11u, // distorted
BK4819_AF_UNKNOWN6 = 12u, // distorted
BK4819_AF_UNKNOWN7 = 13u, // interesting
BK4819_AF_UNKNOWN8 = 14u, // interesting
BK4819_AF_UNKNOWN9 = 15u // not a lot
BK4819_AF_MUTE = 0u, //
BK4819_AF_FM = 1u, // FM
BK4819_AF_ALAM = 2u, //
BK4819_AF_BEEP = 3u, //
BK4819_AF_BASEBAND1 = 4u, // SSB
BK4819_AF_BASEBAND2 = 5u, // SSB
BK4819_AF_CTCO = 6u, // strange LF audio .. maybe the CTCSS LF line ?
BK4819_AF_AM = 7u, // AM
BK4819_AF_FSKO = 8u, // nothing
BK4819_AF_UNKNOWN3 = 9u, // distorted
BK4819_AF_UNKNOWN4 = 10u, // nothing at all
BK4819_AF_UNKNOWN5 = 11u, // distorted
BK4819_AF_UNKNOWN6 = 12u, // distorted
BK4819_AF_UNKNOWN7 = 13u, // interesting
BK4819_AF_UNKNOWN8 = 14u, // interesting
BK4819_AF_UNKNOWN9 = 15u // not a lot
};
typedef enum BK4819_AF_Type_t BK4819_AF_Type_t;