AMBE-3000R_manual.rar，音频芯片，做音频方面可以参考-Digital Voice System s AMBE-3000™　Vocoder Chip is an extremely flexible, voice compression solution that sets a new standard for quality, high-performance speech compression hardware. The AMBE-3000™　Vocoder Chip is a DSP based vocoder that provides exceptional voice quality at rates as low as 2000 bps. The AMBE-3000™　Vocoder Chip offers the affordability and mobility required by virtually all full or half-duplex mobile communication devices. Its superior performance and flexible design configurations makes it an ideal choice for commercial, consumer and military communication applications.