The NI PCIe-8432/2 industrial RS232 serial interface offers all of the features of high-performance NI PCI-843x boards plus high-voltage, port-to-port isolation and PCI Express connectivity. The NI PCIe-8432/2 features high-speed communication with RS232 devices at rates of up to 1 Mbit/s and offers configurable 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. Through the hyperthreading and multiprocessor capabilities, 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 using serial communication with the NI PCIe-8432/2.