
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
11
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