UNO-238 User Manual
10
2.2.8
Audio Connector
The UNO-238 features 1 x Audio connector extender from CN29 function through a
cable for line out function.
2.3
Internal I/O Connector and Switch
The following figure shows the locations of internal connectors and switches on the
mother board of UNO-238.
Figure 2.6 Key components locations of UNO-238 (Top Side)
6
GPIO4
7
GPIO5
8
GPIO6
9
GPIO7
Table 2.3: GPIO Connector Pin Assignments
Table 2.4: Audio Connector Pin Assignments
Pin
Signal Pin Definition
1
LOUTL
2
LOUTR
3
GND
SW1
CN2
CN1
CN35
CN30
CN10
CN8
CN29
J2
CN37
CN11
CN9
CN15
CN22
CN23
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