Measurement-computing PCI-DAS6023 Manual do Utilizador descarregar pdf (Página 29)

PCI-DAS6023 and PCI-DAS6025 User's Guide Functional Details

CTR2 OUT signal

This signal is present on the CTR2 OUT pin. The CTR2 OUT signal is the output of one of the two user’s

counters in an industry-standard 82C54 chip. For detailed information on counter operations, refer to the 82C54

data sheet. This data sheet is available at www.mccdaq.com/PDFmanuals/82C54.pdf.

Figure 28 shows the timing of the CTR1 OUT signal for mode 0 and for mode 2.

Figure 28. CTR2 OUT signal timing

1 2 ... 24 25 26 27 28 29 30 31 32 33 34 ... 43 44

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