Measurement-computing PCIM-DAS16JR/16 Manuel d'utilisateur télécharger pdf (Page 19)

PCIM-DAS16JR/16 User's Guide Functional Details

Digital I/O

Eight TTL-compatible digital I/O channels are available on the main I/O connector. Four of the digital channels

are configured as input. The remaining four are configured as output.

Counter/timer I/O

The PCIM-DAS16JR/16 provides an 82C54 counter chip. This chip contains three 16-bit down counters that

provide clock, gate, and output connections. You can connect the counter clock to the on-board 10 MHz crystal

oscillator, or leave the counter clock unconnected for user input. For more information on the 82C54, visit our

web site at www.mccdaq.com/PDFmanuals/82C54.pdf

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Measurement-computing PCIM-DAS16JR/16 Manuel d'utilisateur Page 19