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request event; otherwise, that another interrupt request is inserted will
cause the software to hang on processing the interrupt event.
Address: BASE + 0Ah
Attribute: write only
Data Format:
Bit
BASE+0Ah
4.11 A/D Data and Channel Number Registers
The PCI-9113A A/D data and channel number is stored in the FIFO.
Reading this register by a 32-bit I/O instruction can read back the data
and channel number simultaneously.
Address: BASE 2 + 0
Attribute: read only
Data Format:
Bit
BASE2+0
BASE2+1
BASE2+2
BASE2+3
AD11~AD0:
(MSB) of PCI-9113A. AD0 is the Least Significant Bit (LSB).
CN4~CN0 :
22
Registers Format
7
6
5
X
X
X
7
6
5
AD7
AD6
AD5
x
X
x
x
X
x
x
X
x
Analog to digital data. AD11 is the Most Significant Bit
Channel number
4
3
2
X
X
X
4
3
AD4
AD3
x
AD11
CN4
CN3
x
x
1
0
X
X
2
1
0
AD2
AD1
AD0
AD10
AD9
AD8
CN2
CN1
CN0
x
x
x
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