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PCI-1723 User Manual 48

C.10 SADC Control Command for Calibration Func-

tion— BASE+16H

The PCI-1723 uses SADC (serial analog to digital converter) for the cali-

bration function. Please refer to the Burr-Brown ADS7822 data sheet for

the chipset detailed information (CD-ROM:\Documents\Component

Specification\ ADS7822.PDF).

CS SADC chip select (active low)

DAT SADC serial data

CLK SADC clock

C.11 SADC Control Status for Calibration Function—

BASE+16H

CS SADC chip select (active low)

DAT SADC serial data

CLK SADC clock

Table C.10: SADC control command for calibration

Base

Addr.

1514131211109876543210

16H W SADC control command for calibration function

XXXXXXXXXXXXXCSDA

Table C.11: SADC control for calibration

Base

Addr.

1514131211109876543210

16H R SADC control status for calibration function

XXXXXXXXXXXXXCSDA

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Advantech PCI-1723 Manuale Utente Pagina 54