SCD1284 Description
CD1284 IEEE 1284-patible Parallel Interface Controller with Two High-Speed Asynchronous Serial Ports Datasheet Product.
SCD1284 Key Features
- Centronics-patible mode
- Reverse Byte mode
- Reverse Nibble mode
- ECP (extended capabilities port) mode with run-length encoding/decoding
- EPP (enhanced parallel port) mode
- Up to 2-Mbytes/sec. transfer rate in ECP and EPP modes s 64-byte parallel FIFO with DMA interface
- Twelve-byte FIFOs for each transmitter and receiver with programmable threshold for receive FIFO interrupt generation
- Improved interrupt schemes: Good Data interrupts eliminate the need for character status check
- User-programmable and automatic flow control for serial channels
- Special character recognition and generation