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79 Appendix C
C.20.3 Pacer Trigger Mode with Interrupt [FIFO Used]
MUX Scan
Channel Control &
A/D Range
Control
Set Scan Channel
w Base+0 1H
w Base+0 2H
Clear FIFO
Set To Pacer
Trigger Mode To
Enable Trigger
w Base+0 9H
w Base+ 19H
Interrupt
Set Pacer Trigger
and Disable
Generated
Interrupt
Set To Software
Trigger Mode To
Disable Trigger
w Base+0AH
w Base+ 09H
Enable FIFO
Interrupt
w Base+0 6H
Set ISR
Clear FIFO
Interrupt Request
w Base+ 14H
Clear FIFO
Interrupt Request
Get 512
Samples data
(Half-Full of FIFO)
w Base+ 14H
r Base+ 17H
r Base+18H
Start ISR
Clear System
Interrupt request
End of ISR
Set Pacer Rate
Base+0 CH~
Base+0FH
Clear System
Interrupt Request
w Base+0 2H
Enable System To
Accept Interrupt
System Ready For
Data Acquisition
Set To Software
Trigger Mode To
Disable Trigger
Restore ISR
Disable Generated
Interrupt
w Base+0 9H
w Base+0 9H
Disable System
To Accept
Interrupt
Clear FIFO w Base+ 19H
Stop ISR