2.14.2
Device Type Selection
Bef ore us ing the Sili con Disk, the proper de vice type must be se lected by prop erly
jump er ing J12. The sup ported de vice type jump er ings are shown here :
2.14.3
Battery Backup Selection
When us ing SRAM de vices and non vola tile op era tion is de sired, bat tery backup can be
se lected. J7 pro vides for se lect ing battery- backed vs. Nor mal op er at ing mode as shown
here :
NOTE :
Hav ing the jumper se lected for bat tery backup when us ing any thing other
than low- power- standby SRAMs (such as with EPROMs, or PEROMs) will re sult in the
rapid drain ing of the on board bat tery.
021402
OPERATIONS MANUAL PCM-586
Page 2-13
WinSystems
- "The Embedded Systems Authority"
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512K X 8 SRAM
DOC DEVICE
512K X 8 PEROM
1M X 8 EPROM
512K X 8 EPROM
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J12
J12
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J12
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J7
J7
Normal Operation
Battery Backup Selected
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