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Code Issues Releases Activity

Fix default front end gain setting

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OneOfEleven
2023-10-25 21:05:47 +01:00
parent 30dfb07004
commit eec77fb93c
8 changed files with 78 additions and 56 deletions
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8
driver/bk4819.c
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@ -53,8 +53,8 @@ void BK4819_Init(void)
BK4819_WriteRegister(0x37, 0x1D0F);
BK4819_WriteRegister(0x36, 0x0022);
// BK4819_DisableAGC();
BK4819_EnableAGC();
BK4819_DisableAGC();
// BK4819_EnableAGC();
BK4819_WriteRegister(0x19, 0x1041); // 0001 0000 0100 0001 <15> MIC AGC 1 = disable 0 = enable
@ -312,7 +312,7 @@ void BK4819_DisableAGC(void)
// 1 = -27dB
// 0 = -33dB
//
BK4819_WriteRegister(0x13, (3u << 8) | (2u << 5) | (3u << 3) | (6u << 0)); // 000000 11 101 11 110
BK4819_WriteRegister(0x13, (3u << 8) | (5u << 5) | (3u << 3) | (6u << 0)); // 000000 11 101 11 110
BK4819_WriteRegister(0x12, 0x037B); // 000000 11 011 11 011
BK4819_WriteRegister(0x11, 0x027B); // 000000 10 011 11 011
BK4819_WriteRegister(0x10, 0x007A); // 000000 00 011 11 010
@ -351,7 +351,7 @@ void BK4819_EnableAGC(void)
(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(0x13, (3u << 8) | (2u << 5) | (3u << 3) | (6u << 0)); // 000000 11 101 11 110
BK4819_WriteRegister(0x13, (3u << 8) | (5u << 5) | (3u << 3) | (6u << 0)); // 000000 11 101 11 110
BK4819_WriteRegister(0x12, 0x037C);
BK4819_WriteRegister(0x11, 0x027B);
BK4819_WriteRegister(0x10, 0x007A);