APPENDIX C
PCI-1711/1731 User’s Manual
Advantech Co., Ltd.
www.advantech.com
– 45 –
Example 2
If the start scan channel is AI13 and the stop scan channel is AI2, then
the scan sequence is AI13, AI14, AI15, AI0, AI1, AI2, AI13, AI14,
AI15, AI0, AI1, AI2, AI13, AI14…
C.7 Status Register — BASE+6 and BASE+7
The registers of BASE+6 and BASE+7 provide information for A/D
configuration and operation.
Table C-7 Status Register
The content of the status register of BASE+6 is the same as that of the
control register.
F/E
FIFO Empty flag
This bit indicates whether the FIFO is empty.
1 means that the FIFO is empty.
F/H
FIFO Half-full flag
This bit indicates whether the FIFO is half-full.
1 means that the FIFO is half-full.
F/F
FIFO Full flag
This bit indicates whether the FIFO is full.
1 means that the FIFO is full.
IRQ
Interrupt flag
This bit indicates the interrupt status.
1 means that an interrupt has occurred.
Write
Control Register
Bit #
7
6
5
4
3
2
1
0
BASE + 6
CNT0
ONE/FH IRQEN
GATE
EXT
PACER
SW
