Installation på Raspberry pi
Lydmodul: ES9023 og PCM5102A Disse to moduler er begge 24 bit 192Khz Digital til Analog Converter, giver Raspberry pi CD lydkvalitet Indput til begge moduler er I2S (Inter-IC Sound) protokol
Hardware
Download ES9023 datablad
Download PCM5102A datablad
Køb PCM5102 lydmodul
Køb ES9023 lydmodul
Benforbindelse for Raspberry pi 3+
| Signal | Rapberry Ben | Raspberry GPIO | ES9023 | PCM5102A | Beskrivelse |
|---|---|---|---|---|---|
| VCC | 2 | NA | VCC | VCC | 5V forsyning |
| GND | 6 | NA | GND | GND | Stel |
| SDA | 40 | 21 | DATA | DIN | Data ind |
| SCL | 35 | 19 | LRCK | LCK | Data word clock |
| SCL | 12 | 18 | BCK | Data bit clock |
Benforbindelse PCM5102A intern
| Ben | Tekst | Til ben | Bemærkning |
|---|---|---|---|
| VCC | +5v | Forsynings | |
| 3.3V | Udgangs spænding | ||
| GND | Analog og digital Stel | ||
| DMP | GND | De-emphasis control for 44.1kHz sampling rate (1) : Off (Low) / On (High) | |
| SLC | System clock input | ||
| BCK | Audio data bit clock input | ||
| DIN | Audio data input | ||
| LCK | Audio data word clock input | ||
| FMT | GND | Audio format selection : I 2 S (Low) / Left justified (High) | |
| XMT | 3.3V | Soft mute control (1) : Soft mute (Low) / soft un-mute (High) |