Voice Module

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Voice Module - Play Now


The Voice Module is all-in-one module containing a voice synthesizer, voice data memory device (serial Flash) and direct-speaker-driving components such as an Audio Amp and a LDO. Users can save and play their recorded voice on the fly using Scorpion Voice Builder.

Key Features of Voice Module

  • Voice Synthesizer : D-Voice, as described in Voice Chip Specification
  • On-board Voice Data Memory : Serial Flash (1MB ~ 8MB)
  • Built-in Audio Amp and LDO
  • 10-pin x 2, SMT type pin-out
  • Voice Builder S/W to upload the recorded voice data to the module
  • Size: 29 x 36.5mm
voice-module-description
Module Description

Pin Description

Pin Name Pin Name
1 VDD 5.0V 11 Not Used
2 SSPI_CS 12 Not Used
3 SSPI_CLK 13 Not Used
4 SSPI_TXD 14 Not Used
5 SSPI_RXD 15 Not Used
6 Not Used 16 Not Used
7 Not Used 17 PWM SPK-
8 Not Used 18 PWM SPK+
9 GPIO0_15 19 SPK-
10 GND 20 SPK+

Voice Chip (D-Voice) Specification

  • Play / Record : PCM, ADPCM
  • Voice Encoding: 3.6 ~ 96Kbps (8KHz sampling)
  • Sampling Frequency: 6 ~ 22.5KHz
  • S/W Noise Filter
  • Voice DAC Resolution: 12-bit Current Steering DAC
  • Voice PWM Resolution: 10-bit (Direct Speaker Driving)
  • Output DAC/PWM in parallel
  • Supported Serial Flash: 4Mbits~128Mbits
  • MCU Mode supported
  • Word table: 4000 words Max.
  • Sentence Address: 4000 sentences Max.
  • Host interface: SPI, 16 bits
  • Volume control: 128 steps
  • Recording sampling: 8/12/16KHz

Manuals

  • How to use Scorpion Voice Module : TBD
  • Voice Builder Manual: TBD