Digi Digi Conntect ME, Hardware Reference Manual

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D e v e l o p m e n t B o a r d L E D s
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D i g i C o n n e c t W i - M E & D i g i C o n n e c t M E H a r d w a r e R e f e r e n c e
Development Board LEDs
The development board contains 17 LEDs that are labeled CR1 through CR17. The
following table lists and describes the LEDs.
Development Board LED Descriptions
Board
Label
Description
Color or
State
Indication
CR1 TXD, Secondary Serial Port
Flickering Serial activity
Green Inactive
CR2 RXD, Secondary Serial Port
Flickering Serial activity
Green Inactive
CR3 CTS, Primary Serial Port
Yellow Active
Green Inactive
Off
Not connected or signal not
being driven
CR4 DTR, Primary Serial Port
Yellow Active
Green Inactive
Off
Not connected or signal not
being driven
CR5 TXD, Primary Serial Port
Flickering Serial activity
Green Inactive
CR6 RXD, Primary Serial Port
Flickering Serial activity
Green Inactive
DC_ME-HWR.book Page 30 Thursday, July 1, 2004 11:12 AM