Switches And Push Buttons - Digi Connect ME Hardware Reference Manual

Logic Analyzer Header, P3
Pin Pin
1
V_Ether+ V_Ether-
Pin Pin
11
GPIO-2 GPIO-3

Switches and Push Buttons

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The Logic Analyzer Header is a 20-pin male vertical header that is labeled P3 on the
development board. The header is for connecting a digital signal analyzer (for example, a
logic analyzer) to the development board. See the following figure for pin orientation; see
the following table for pin assignments.
The figure shows the connector using the same orientation as shown in the
Note:
figure titled "Board Layout and Connector Locations:" on page 17.
Logic Analyzer Header Pin Orientation
Logic Analyzer Header Pin Assignments
Pin 3 Pin 4
2
Not
Not Connected
Connected
Pin Pin
12 13 14
GPIO-1 /RST
The development board provides the following switches:
User PB1

 User PB2
Pin 5 Pin 6 Pin 7
Not Not
Connected Connected
RXD
Pin Pin Pin
15 16 17
See "Power and
Device Interface
3.3v GND Connector Pin
Assignments" on
page 10 for details.
Pin Pin
Pin 8
9 10
TXD GPIO-4
GPIO-5
Pin Pin Pin
18 19 20
Reserved /INIT
      
2 6