Download AD520 and ADA520 MANUAL

Transcript
Factory-Configured
SwitchandJumperSettings
Tablel-l liss thefactorysettingsof theuser-configruable
jumpersandswircheson rheADA520.Figure l-l
showslhe boardlayoutandthelocationsof thefacory-setjumpers.The followingparagraphs
explaintrow o
changethe factorysettings.
Table1-1- FactorySetilngs
Swltch/
Jumper
FunctlonControlled
FactorySettlng
P4
Sets16single-ended
or 8 single-ended
with
ground/8
ditferential
analoginputtype;usedin
conjunction
with52
P5
Jumpersinstalled
on
Setstheclocksourcesforthe9254timer/counters CLKO.XTAL,
CLK1.OUTO
&
(TCo-TC2)
CLK2OUTl
P6
Sets the D/A outputvoltagerangelor DAC1
+5 lo -5 volts
P7
Setsthe D/A outputvoltagerangelor DAC2
+5 to -5 volts
P8
Connectsan exlernaltriggerfor simultaneous
triggeringof cascadedboards
(notconnected)
Disabled
P9
Connects1 ol 5 interrupt
sourcesto an interrupt
channel
Jumperinstalled
on OUT2:
interrupt
channels
disabled
S1
Setsthe base address
300hex(768decimat)
s2
Connestsnegativeside of differentialinputsto
groundfor 8 single-endedwith groundoperation
Closed(8 single-endedwilh
ground)
s3
Sets the A./Dconversionrale
7.5Hz
8 single-ended
withground
(3 jumpersinstalled
on D
pins)
EA
Eg
Bg
tool
bd
Eg
pq
tool
Eg
Efl
lool
pq
tool
lool
ilililtr9Efr
Fig.1-1- BoardLayoutShowingFactory-Configured
Settings
l-3
Eg