API840 Overview
API840N is a high-quality voice synthesizer with a capacity of 32 to 40 seconds. A proprietary ADPCM algorithm is used. The audio message is stored in a 1024-Kbit on-chip EPROM.
API840 Key Features
- Voice length at
- 8 KHz sampling is 32 seconds
- 6 KHz sampling is 40 seconds
- Silence pression to save memory
- Eight trigger pins,TG1 to TG8 for 32 sections
- SBT pin play-all or sequential play-all
- 15 ms debounce time suitable for CDS
- IRP interrupt pin stops playback at once
- STP stop pulse generated at end of playback
- BUSY signal for CPU control