2-16
SBC-845D-VEA Single Board Computer User’s Guide
J16: ATX Power Button Interface
Pin
Signal
1
Pull High 100 Ohm to +5V
2
Power Button Signal Input (active high)
J17: Reset Button Connector
Pin
Signal
1
Reset Signal Input (active low)
2
GND
J18: External Speaker Connector
Pin
Signal
1
Speaker Signal Output (open-drain w/ internal series 33 ohm)
2
NC
3
GND
4
+5V
Note:
The pull-high voltage of the external speaker is limited at 5V maximum.
Содержание SBC-845D-VEA
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Страница 27: ...Chapter 1 Introduction Contents Overview 1 3 Check List 1 4 Product Specification 1 5 System Architecture 1 8...
Страница 35: ...Chapter 2 Jumpers and Connectors Contents Overview 2 3 Jumpers 2 3 Connectors 2 6 Connector Pin Assignments 2 9...
Страница 129: ...Chapter 5 ATX Power Settings Contents Overview 5 3 Backplane 5 3 P4 Power connector 5 3 ATX power 5 3...