23
edits
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These traces go to U3 (ST microcontroller)<br />
J5 pinout
|
|32
|J5 - Pin 3
|
|-
|+J5 - 4-pin, 2.0mm spacing
!Pin
!UseDescription
|-
|1
|UnknownGND
|-
|2
|UnknownTo (?, maybe nothing); to +5 via R7 (47k) (And Card-Edge pin 11)
|-
|3
|UnknownTo U3.11 (AIN4/PD4) via R47 (100); to +5 via R7 (47k) (And Card-Edge pin 32)
|-
|4
|UnknownGND
|}
{| class="wikitable"
|+SP1 - 2x4-pin, 0.1" spacing
