Qualcomm da HIFI Audio Board Bayanin

HIFI-PCBA Gabaɗaya Bayani

RISCV-DSP guntu + Qualcomm QCC3x/5x jerin Bluetooth, mai goyan bayan ka'idojin Bluetooth APTX,
APTX-HD, APTX-LL, APTX-AD, LDAC, LHDC; Ayyukan gefe suna goyan bayan filasha na USB,
SPDIF, KGB, katunan SD, da allon LED

HIFI-PCBAmain frame abun da ke ciki

Bayanin HIFI-PCBAFunction

1. Kwamitin tsakiya. Zaɓi ainihin allon bisa ga bukatun aikin.
2. VBAT samar da wutar lantarki dubawa da wutar lantarki.
3. Gwajin yanzu. Lokacin gwada guntu VBAT halin yanzu, ya zama dole a haɗa multimeter a ciki
   jerin. zuwa wannan ƙa'idar, Lokacin da ba lallai ba ne don auna halin yanzu, gajeriyar hula dole ne
   saka.
4. Kebul na USB. a) A matsayin download dubawa ga guntu; b) Lokacin zazzage kebul ɗin
   Aiki na guntu, ana iya amfani da shi azaman na'urar kebul na USB, kamar faifan USB
   Dubawa.
5. SD/TF katin dubawa. Gaban sigar katin SD ne, kuma baya shine ƙirar katin TF.
6. Farashin PWR. Haɗa zuwa guntu PWR fil, zai iya cimma ayyuka kamar
   PP/PWK.VOL+/NXT, VOL -/PREV, da dai sauransu bisa ga tsarin software.
7. ADKEY key. Haɗa zuwa guntu GPIOx, wanda shine ADC CHx. A cewar software
   daidaitawa, ayyuka kamar PP, VOL +/NEXT, VOL -/PREV za a iya gane su.
8. A kan zaɓin MIC. Zaɓi hanyar MICL ko MICR na guntu ta cikin fil. Lura
   cewa ba duk samfuran ke goyan bayan MICL da MICR ba.
9. Fitowar PA akan allo Lokacin da ake gyara aikin lasifikar, zaku iya kunna shi gaba ɗaya
   kan jirgin PA don sauraron tasirin gyara kurakurai.
10. AUX shigarwar tushen audio. Ana iya shigar da tushen sauti na waje ta wannan keɓancewa da
    aika zuwa guntu don sarrafawa.
11. Sautin fitarwa na sauti. DAC-VBF yayi daidai da haɗin hagu, da DAC-CAP
    yayi daidai da madaidaicin dubawa.
12. Allon nuni na dijital. Nuna lokaci, girma, matsayi,

Bayanin Algorithm Hifi

Yin amfani da ɗakin karatu na NatureDSP azaman ɗakin karatu mai alaƙa da ingantacciyar ƙididdiga ta kimiyya akan
Candence HIF14 dandamali, an harhada shi a kan dandalinmu kuma an ƙara shi zuwa ga
project.ciki har da na'urorin algorithm kamar fft, fir, iir, math, matinv, da hoto. Wadannan
Ayyukan lissafin kimiyya da aka saba amfani da su ana inganta su ta ciki ta amfani da manualHIF14
umarni, waɗanda suke da inganci sosai kuma suna taimakawa sosai wajen haɓaka ƙarfin lissafi.

HIFI-PCBA Ainihin zane