
FAA20 Embedded NEXCOM Vocoder
Board Manual
This manual has been prepared for the Federal Aviation Administration.
FA100-00107 (March 2004) – Rev 1.0.0 Page 4
2.2 Features
The FAA20 features include:
• TMS320C5416-160 High Performance DSP Engine
• Dual RS-232 serial ports (supports transfer rates up to 921,600 bps)
• Downloadable software (via RS-232 ports)
• 16-bit Linear Audio Codec with external anti-aliasing filters
• Pulse Code Modulated (PCM) Digital Linear Voice Interface
(supports time division multiplexed frame format, external/internal
clocking modes, programmable serial date rates up to 4 Mbps)
• Optional Truncated Timing Mode Rate Adapter (adapts standard 8K
linear data to truncated 6.6K rate)
• Compressed Nibble Interface (VC20 compatible, internal/external
clocking modes)
• Optional Extended Nibble Interface mode (supports virtual COM3
interface using spare bandwidth in the compressed nibble frame)
• Forward Error Correction (FEC) status reporting
• Built-in Tone Generator and Detector
• Five-Port Linear Voice Mixer (vocoder, analog, PCM, tone generator,
and COM port)
• Three-Port Compressed Voice Router (vocoder, nibble interface, and
COM port)
• Terminal Command Processor with built-in help and flash memory
configuration retention
• Programmable LEDs and 8-position configuration switch bank
Comentarios a estos manuales