Measurement-computing PCI-DIO48H/CTR15 Manuale Utente Scaricare il pdf (Pagina 15)

First the low byte is written, then the high byte. The Control Register is 8-bits wide.

Further information can be obtained on the 82C54 data sheet, available from our web

site at www.measurementcomputing.com/82C54.

COUNTER 4 DATA

BADR2 + 0Ch

READ/WRITE

D0D1D2D3D4D5D6D7

01234567

COUNTER 5 DATA

BADR2 + 0Dh

READ/WRITE

D0D1D2D3D4D5D6D7

01234567

COUNTER 6 DATA

BADR2 + 0Eh

READ/WRITE

D0D1D2D3D4D5D6D7

01234567

CONTROL REGISTER COUNTERS 4 - 6

BADR2 + 0Fh

WRITE ONLY

D0D1D2D3D4D5D6D7

01234567

See BADR2 + 0Ch for full description of the Control Register.

COUNTER 7 DATA

BADR2 + 10h

READ/WRITE

D0D1D2D3D4D5D6D7

01234567

COUNTER 8 DATA

BADR2 + 11h

READ/WRITE

D0D1D2D3D4D5D6D7

01234567

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 27 28

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Measurement-computing PCI-DIO48H/CTR15 Manuale Utente Pagina 15