B.11 HDD LED and External Speaker Connector (JFP2/HDD LED and SPEAKER)
The single board computer has its own buzzer. You can also connect it to the external speaker on your computer chassis.
Table B.11: External Speaker Connector (JFP2/SPEAKER)
Pin | Signal | Pin | Signal |
|
|
|
|
1 | SPK+ | 2 | HDDLED+ |
3 | NC | 4 | HDDLED- |
5 | SPK_IN | 6 | SMB_DAATA |
7 | SPK- | 8 | SMB_CLK |
B.12 ATX Soft Power Switch and Reset Connector (JFP1/
1 2 3 4
Table B.12: Reset Connector (JFP1/ RESET)
Pin | Signal |
|
|
1 | PWR_BTN# |
2 | GND |
3 | RESET |
4 | GND |
Appendix B I/O Pin Assignments
75 |
