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pm:prj2026:cezar.zlatea:calin.buzatu [2026/05/09 22:12] calin.buzatu [Descriere generala] |
pm:prj2026:cezar.zlatea:calin.buzatu [2026/05/09 22:17] (current) calin.buzatu [Descriere generala] |
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| ===== Descriere generala ===== | ===== Descriere generala ===== | ||
| - | {{:pm:prj2026:cezar.zlatea:calin.buzatu:schema_bloc_buzatu_calin.png|Schema bloc boxa Bluetooth}} | + | +------------------+ |
| + | | Telefon/PC | | ||
| + | +--------+---------+ | ||
| + | | | ||
| + | Bluetooth | ||
| + | (A2DP+AVRCP) | ||
| + | | | ||
| + | +--------+---------+ | ||
| + | | CSER8630 | | ||
| + | | Modul Bluetooth | | ||
| + | +---+----------+---+ | ||
| + | | | | ||
| + | UART Audio | ||
| + | (meta- (semnal | ||
| + | date) analogic) | ||
| + | | | | ||
| + | +------------+ +------------+ | ||
| + | | | | ||
| + | +--------+---------+ +-----------+------+ | ||
| + | | ATmega328P | | TPA3110D2 | | ||
| + | | Unitate Centrala | | Amplificator | | ||
| + | +--+---+---+---+---+ | 2x15W | | ||
| + | | | | | +----+--------+-----+ | ||
| + | | | | | | | | ||
| + | I2C ADC GPIO UART OUT L+/- OUT R+/- | ||
| + | | | | | | | | ||
| + | | | | +---------> CSER8630 | | | ||
| + | | | | +----+--+ +--+----+ | ||
| + | | | | |Difuzor| |Difuzor| | ||
| + | | | | | Stg. | | Drt. | | ||
| + | | | | +-------+ +-------+ | ||
| + | | | | | ||
| + | | | +-----> Butoane (play/pause) | ||
| + | | | +-----> LED-uri status | ||
| + | | | +-----> Potentiometru 10kOhm (volum) | ||
| + | | | | ||
| + | | +---------> Filtre RC (bass/voce/treble) | ||
| + | | [low-pass 47nF][band-pass][high-pass 4.7nF] | ||
| + | | | ||
| + | +-------------> SSD1306 OLED 128x64 | ||
| + | (titlu, artist, volum, vizualizator) | ||
| + | Alimentare: | ||
| + | [18650 x2] --> [TP4056 Type-C] --> [XL6009 Boost] | ||
| + | | | ||
| + | +-----------+-----------+ | ||
| + | | | | ||
| + | 12V 5V | ||
| + | | | | ||
| + | TPA3110 ATmega328P | ||
| + | CSER8630 | ||
| + | SSD1306 | ||
| * **Modul Bluetooth (CSER8630)** — receptioneaza stream-ul audio wireless prin A2DP si trimite metadate (titlu, artist) prin AVRCP catre ATmega via UART | * **Modul Bluetooth (CSER8630)** — receptioneaza stream-ul audio wireless prin A2DP si trimite metadate (titlu, artist) prin AVRCP catre ATmega via UART | ||
