National Instruments Corporation 778980-01
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National Instruments Corporation 778980-01 PCI-8431/2, 2 Port, RS485/RS422 Serial Interface

  • Compatible with Windows and LabVIEW Real-Time OSs
  • Flexible standard and nonstandard baud rates from 57 baud to 3,000,000 baud
  • Selectable 4- and 2-wire transceiver modes for full- and half-duplex communication
  • 128 B transmit and receive FIFOs, Memory mapped to prevent I/O resource conflicts
  • Full multiprocessor and hyperthreading compatibility
  • High-speed DMA interface minimizes CPU overhead
  • Specifications
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The NI PCI-8430/4 RS232 is a high-performance, 4-port serial interface for high-speed communication with RS232 devices at rates of up to 1 Mbit/s. High-performance RS232 interfaces are also available in 2-, 8-, and 16-port versions.

The PCI-8430/4 offers flexible baud rates for data transmissions between 57 bit/s and 1 Mbit/s to within 1 percent accuracy for nonstandard baud rates and 0.01 percent accuracy for standard baud rates. With the high-performance DMA engine, you achieve high throughput with minimal CPU usage. With hyperthreading and multiprocessor support, you can take advantage of the latest PC technology for higher speeds and better efficiency. National Instruments also offers easy-to-use powerful software that significantly reduces your development time for systems that use serial communication with the PCI-8430/4.

 




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