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- #ifndef _BSP_DAC_H
- #define _BSP_DAC_H
- //数字音量
- #define MAX_DIG_VAL 32767
- #define DIG_N0DB MAX_DIG_VAL
- #define DIG_N1DB (MAX_DIG_VAL / 1.122018)
- #define DIG_N2DB (MAX_DIG_VAL / 1.258925)
- #define DIG_N3DB (MAX_DIG_VAL / 1.412538)
- #define DIG_N4DB (MAX_DIG_VAL / 1.584893)
- #define DIG_N5DB (MAX_DIG_VAL / 1.778279)
- #define DIG_N6DB (MAX_DIG_VAL / 1.995262)
- #define DIG_N7DB (MAX_DIG_VAL / 2.238721)
- #define DIG_N8DB (MAX_DIG_VAL / 2.511886)
- #define DIG_N9DB (MAX_DIG_VAL / 2.818383)
- #define DIG_N10DB (MAX_DIG_VAL / 3.162278)
- #define DIG_N11DB (MAX_DIG_VAL / 3.548134)
- #define DIG_N12DB (MAX_DIG_VAL / 3.981072)
- #define DIG_N13DB (MAX_DIG_VAL / 4.466836)
- #define DIG_N14DB (MAX_DIG_VAL / 5.011872)
- #define DIG_N15DB (MAX_DIG_VAL / 5.623413)
- #define DIG_N16DB (MAX_DIG_VAL / 6.309573)
- #define DIG_N17DB (MAX_DIG_VAL / 7.079458)
- #define DIG_N18DB (MAX_DIG_VAL / 7.943282)
- #define DIG_N19DB (MAX_DIG_VAL / 8.912509)
- #define DIG_N20DB (MAX_DIG_VAL / 10.000000)
- #define DIG_N21DB (MAX_DIG_VAL / 11.220185)
- #define DIG_N22DB (MAX_DIG_VAL / 12.589254)
- #define DIG_N23DB (MAX_DIG_VAL / 14.125375)
- #define DIG_N24DB (MAX_DIG_VAL / 15.848932)
- #define DIG_N25DB (MAX_DIG_VAL / 17.782794)
- #define DIG_N26DB (MAX_DIG_VAL / 19.952623)
- #define DIG_N27DB (MAX_DIG_VAL / 22.387211)
- #define DIG_N28DB (MAX_DIG_VAL / 25.118864)
- #define DIG_N29DB (MAX_DIG_VAL / 28.183829)
- #define DIG_N30DB (MAX_DIG_VAL / 31.622777)
- #define DIG_N31DB (MAX_DIG_VAL / 35.481339)
- #define DIG_N32DB (MAX_DIG_VAL / 39.810717)
- #define DIG_N33DB (MAX_DIG_VAL / 44.668359)
- #define DIG_N34DB (MAX_DIG_VAL / 50.118723)
- #define DIG_N35DB (MAX_DIG_VAL / 56.234133)
- #define DIG_N36DB (MAX_DIG_VAL / 63.095734)
- #define DIG_N37DB (MAX_DIG_VAL / 70.794578)
- #define DIG_N38DB (MAX_DIG_VAL / 79.432823)
- #define DIG_N39DB (MAX_DIG_VAL / 89.125094)
- #define DIG_N40DB (MAX_DIG_VAL / 100.000000)
- #define DIG_N41DB (MAX_DIG_VAL / 112.201845)
- #define DIG_N42DB (MAX_DIG_VAL / 125.892541)
- #define DIG_N43DB (MAX_DIG_VAL / 141.253754)
- #define DIG_N44DB (MAX_DIG_VAL / 158.489319)
- #define DIG_N45DB (MAX_DIG_VAL / 177.827941)
- #define DIG_N46DB (MAX_DIG_VAL / 199.526231)
- #define DIG_N47DB (MAX_DIG_VAL / 223.872114)
- #define DIG_N48DB (MAX_DIG_VAL / 251.188643)
- #define DIG_N49DB (MAX_DIG_VAL / 281.838293)
- #define DIG_N50DB (MAX_DIG_VAL / 316.227766)
- #define DIG_N51DB (MAX_DIG_VAL / 354.813389)
- #define DIG_N52DB (MAX_DIG_VAL / 398.107171)
- #define DIG_N53DB (MAX_DIG_VAL / 446.683592)
- #define DIG_N54DB (MAX_DIG_VAL / 501.187234)
- #define DIG_N55DB (MAX_DIG_VAL / 562.341325)
- #define DIG_N56DB (MAX_DIG_VAL / 630.957344)
- #define DIG_N57DB (MAX_DIG_VAL / 707.945784)
- #define DIG_N58DB (MAX_DIG_VAL / 794.328235)
- #define DIG_N59DB (MAX_DIG_VAL / 891.250938)
- #define DIG_N60DB 0
- extern const uint16_t tbl_sample_rate[10];
- extern const u8 dac_dvol_tbl_16[16 + 1];
- extern const u16 dig_vol_tbl[61];
- void set_dac_digital_vol(u32 vol);
- void set_src0_vol(u32 vol);
- void set_src1_vol(u32 vol);
- u8 bsp_volume_inc(u8 vol, u8 step);
- u8 bsp_volume_dec(u8 vol, u8 step);
- void bsp_change_volume(u8 vol);
- bool bsp_set_volume(u8 vol);
- void karaok_mix_init(void);
- void karaok_mix_exit(void);
- void dac_init(void);
- void dac_set_anl_offset(u8 bt_call_flag);
- void dac_dnr_init(u16 voice_cnt, u16 voice_pow, u16 silence_cnt, u16 silence_pow);
- void dac_dnr_set_sta(u8 sta);
- u8 dac_dnr_get_sta(void);
- #endif // _BSP_DAC_H
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