Home of PiDSP - a freeDSP for Raspberry Pi
PiDSP is a DSP board built around ADAU1452, with use of Raspberry Pi compatible SBC in mind. For more details please see:
Developement thread@diyaudio.com
B2 is current version, containing some bugs.
B3(in developement branch) is work in progress.
Specifications:
- Power supply 12V
- Logic level 3.3V NOT 5V TOLERANT!!
- PCB:10cmx10cm 4L - nope, you can not etch it on your sink. But it fits into 10x10cm dimension limit of cheap fab houses :)
- Inputs: 1xSPDIF, 4xI2S - TDM capable
- Outputs: 1xSPDIF, 4xI2S - TDM capable
- ADAU1452 controls: 4 analog controls, 4 digital controls
- Other:
- Connector for Raspberry Pi compatible SBC connector,
- USBi connector
- Power management