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Volumio Streamplay A0 User Manual

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Streamplay Module A0
User Manual
Rev 0.11
SEP. 12, 2024

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Summary of Contents for Volumio Streamplay A0

  • Page 1 Streamplay Module A0 User Manual Rev 0.11 SEP. 12, 2024...
  • Page 2 Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 HISTORY Version Date Description Author 12/09/2024 Initial document Leo Reboul 0.11 30/09/2024 Tech description enhancement Leo Reboul Document No.: Page 2 of 19 SMA0_DS24...
  • Page 3 Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 INDEX INDEX................................. 3 Features................................4 1. Overview...............................5 1.1 Parameters............................5 2. Hardware Specs............................5 2.1 Description of hardware interface....................7 2.1.1 Mechanical Dimensions....................... 9 2.2 Audio Interfaces..........................10 2.2.1 I2S Audio Interface.....................10 2.2.2 S/PDIF Audio Interface..................11 2.2.3 External USB Audio Interface................
  • Page 4 Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 Features ● Supported Formats: MP3/WMA/AAC/AAC+/ALAC/FLAC/APE/WAV/DSD and others ● Support Internet audio streaming: Apple AirPlay via Shairport Sync and UPNP DLNA renderer with Open Home support ● Supported Services: Spotify & Spotify Connect, TIDAL & TIDAL Connect, QOBUZ ●...
  • Page 5 Volumio StreamPlay is a cost-effective ready-to-embed system-on-module that empowers manufacturers to integrate cutting-edge audiophile streaming capabilities into their products. It's powered by the award-winning Volumio OS, providing end users with the most advanced streaming engine on the market. 1.1 Parameters...

  • Page 6: Hardware Specs

    Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 2. Hardware Specs ● CPU RK3308B, Quad-core ARM Cortex-A35 CPU 1.3GHz ● RAM 512MB DDR3 ● EMMC 8GB onboard storage ● Support for additional SD-card external storage ● Ethernet 10/100M ● Wi-Fi 2.4GHz 802.11 b/g/n with highly optimised performance ●...
  • Page 7 Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 2.1 Description of hardware interface The Streamplay makes it possible to connect a customer board through its 40-pin DIP. The connector placement and the pinout are shown in the following picture. Figure 1: Streamplay interface pins Document No.: Page 7 of 19...
  • Page 8 Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 Pin description: Connector Name Description Type Comments SD_D3 SDIO Data SD-card interface D3 SD_CLK SDIO Clock SD-card interface CLK SD_D1 SDIO Data SD-card interface D1 N.C. Not Connected Leave floating or connected to GND SD_CD SDIO Detect SD-card interface CD...
  • Page 9 Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 2.1.1 Mechanical Dimensions The Streamplay board dimensions are: 44 mm long, 41.5 mm wide and 9 mm high including RF shield and headers. Document No.: Page 9 of 19 SMA0_DS24...

  • Page 10: Audio Interfaces

    Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 2.2 Audio Interfaces 2.2.1 I2S Audio Interface The StreamPlay provides an internal I2S Audio Interface, working in Master mode. This interface supports PCM playback up to 192 kHz / 24 bits. It can be used to provide the audio digital bitstream to a DAC or Codec on the customer carrier board.
  • Page 11 Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 2.2.2 S/PDIF Audio Interface The StreamPlay provides an internal S/PDIF Audio Interface, working as a signal transmitter. This interface supports PCM playback up to 192 kHz / 24 bits. The S/PDIF Audio interface can be used to provide the digital audio bitstream to a Coaxial output connector, to a Photolink Fiber Optic Transmitter (TOSLINK), to a DAC or Codec on the customer carrier board, or a combination of them.
  • Page 12 Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 The following diagram shows how to connect the S/PDIF Audio Interface to an Optical TOSLINK Transmitter. This is an example. Figure 4: StreamPlay S/PDIF Optical reference-design 2.2.3 External USB Audio Interface With the StreamPlay, a USB-to-I2S/DSD Bridge can be used as an additional Audio Interface (XMOS, Amanero, CT7601, etc.).

  • Page 13: Wi-Fi And Bluetooth

    Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 2.3 Wi-Fi and Bluetooth 2.3.1 Internal Wi-Fi and Bluetooth The StreamPlay has an internal Wi-Fi and Bluetooth chipset, based on the Realtek RTL8723DS controller. This onboard interface provides Wi-Fi 802.11 b/g/n and Bluetooth 4.2 capabilities to the system, it does not need additional components.
  • Page 14 Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 2.3.2 External Wi-Fi and Bluetooth With the StreamPlay it is possible to use an external Wi-Fi/Bluetooth module, connected to the exposed USB interface, directly or with a USB HUB in between. The possibility to use an external Wi-Fi/Bluetooth module has been implemented to provide the freedom of choice to the StreamPlay customer.

  • Page 15: 10/100M Ethernet Interface

    Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 2.4 10/100M Ethernet Interface The StreamPlay has an internal 10/100M Ethernet chipset, based on the Realtek RTL8201F controller. The exposed pins of the interface can be connected to a RJ45 connector, either with a transformer in between, or directly to a connector with embedded magnetic transformers.

  • Page 16: Usb Interface

    Number SMA0_DS24 Doc Title Streamplay Module A0 Version 0.11 2.5 USB Interface 2.5.1 USB Host The StreamPlay provides a high-speed USB 2.0 host interface. The interface can be connected to a USB port or a USB HUB, on the customer carrier-board. In both cases, it is recommended to add a common mode choke in between and to route the USB data lines as a 90 Ω...
  • Page 17 If an additional USB 2.0 port is required by the customer application, this port can be enabled and set as host mode with a dedicated dt-overlay, included in the Volumio OS image. This will provide a second independent USB 2.0 port, in addition to the first one exposed on the 2.0 mm pitch header.

  • Page 18: Uart Serial Interface

    2.6 UART Serial Interface The StreamPlay provides a Serial UART interface, commonly used to exchange information between Volumio OS and an external MCU implemented on the customer carrier board. An example of the recommended connection is shown in the diagram below.
  • Page 19 Doc Title Streamplay Module A0 Version 0.11 If you have any questions, requests or recommendations, please contact us at leo@volumio.org Figure Table Figure 1: Streamplay interface pins Figure 2: StreamPlay I2S DAC reference-design Figure 3: StreamPlay S/PDIF Coaxial reference design...