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Tempo Semiconductor TSCS42xx Audio HAT Board for Raspberry Pi®

Tempo Semiconductor TSCS42xx Audio HAT Board transforms the Raspberry Pi into a customizable audio solution for various applications. The TSCS42xx features an integrated DSP that is easily adjustable using the TSCS42xx ALSA GUI and flash savable. Optional support for an OLED display panel enables a completely "plug-and-play" stand-alone operation without the need to connect a monitor, mouse, keyboard, USB flash disk, BLUETOOTH®, Wi-Fi, or Ethernet cable.

Features

  • Audio Codec HAT board for Raspberry Pi with an integrated DSP that is easily adjustable using the TSCS42xx ALSA GUI and flash savable
  • Full driver support in Raspbian, NOOBS, and Linux
  • Compatible with VLC, OSMC, RuneAudio, Volumio, Moode, PiCorePlayer, PiMusicBox, OpenELEC, etc.
  • Standard terminal screw connects offer a standard method of connecting speakers 
  • Stereo analog line level input via 3.5mm jack (J11 Aux)
  • Integrated pop and click-free capless, ground-center referenced HP driver via 3.5mm jack (J10 Headset)
  • High-quality digital audio capture, processing, and playback supporting up to 96kHz/32-bit Linear PCM native input via digital audio inputs or via 32-bit stereo ADCs and 32-bit stereo DACs
  • Compatible with Raspberry Pi 2B and 3B
  • Raspberry Pi board and TSCS42xx Audio HAT board powered via single Micro USB port (on HAT board)
  • Hardware and software volume control from your Raspberry Pi or using a joystick on the HAT board
  • Plug-and-play compatibility for ease of use
  • Fully HAT Compliant

Applications

  • Wired or wireless multi-room streaming audio player, “Smart Speaker”, and voice-activated assistants
  • Mini soundbar for placement above or below computer monitors
  • Arcade table project with high-quality, immersive audio
  • Internet radio player with high-quality stereo audio
  • Gaming headphone amplifiers

Technical Information

  • Hardware-based DSP audio processing features inside the TSCS42xx Codec DSP engine can be controlled via the I2C interface from the Broadcom SOC using the Tempo Semiconductor supplied, opensource ALSA-compatible application GUI (or via command line controls)
    • Two independent banks of stereo 6-band Parametric EQs or configurable biquad filters (such as High-Pass, Low-Pass, Band-Pass, All-Pass, etc)
    • Wideband, stereo DRC (Dynamic Range Compressor)
    • Pro-Style, Stereo, 3-band Compressor / Limiter / Expander with independent Time and Frequency Domain adjustments
    • Configurable Psychoacoustic Bass Enhancement
    • Configurable High-Frequency Content Restoration Enhancement
    • 3D Stereo Enhancement for surround encoded 2-channel content
  • Tempo Semiconductor TSCS42xx low-power audio codec, 96kHz/32-bit with an integrated 24-bit signal processing engine
  • Speaker amplifier with a maximum power output of 2x 3W (RMS) into 4Ω at 10% THD+N, 2 x 1.5W (RMS) into 8Ω at 10% THD+N
  • Fully integrated hardware volume mixing via “ALSAMIX” or any ALSA-compatible application
  • Integrated EEPROM for automatic Raspberry Pi device-tree driver configuration
  • Total harmonic distortion (THD+N) of 0.05% at 1W, 1kHz, into 4Ω
  • HP output signal-to-noise ratio (SNR) of 124dB A-Wtd (using a digital silence output) / 102dB DNR
  • End-to-end, 28-bit digital audio path with 384kHz upsampling prior to signal processing

GitHub

Veröffentlichungsdatum: 2018-10-04 | Aktualisiert: 2022-08-22