ADLINK Hurricane-QM57 - Manual (Page 44)

TME-EPIC-HURQM-R2V9 Revision 2.9 Page 38 of 74
Reset-Button
To reset the board, the signal “Reset-Button” must be pulled to GND.
Pin Signal Pin Signal
1 SMB_CLK 2 SMB_DATA
3 Power Button 4 GND
5 Reset Button 6 GND
7 HDD LED 8 +3.3V (LED)
9 Watchdog 10 +3.3V (LED)
11 Power LED 12 +3.3V (LED)
13 GPIO 64 14 GPIO 65
15 GPIO 66 16 GPIO 67
17 GPIO 1 18 GPIO 6
19 GPIO 7 20 GPIO 28
HDD-LED
To signal HDD activity in your casing connect an external LED from pin 8 to pin 7. The “+3.3V (LED)” supply pin
already incorporates a 330 Ω series resistor.
Pin Signal Pin Signal
1 SMB_CLK 2 SMB_DATA
3 Power Button 4 GND
5 Reset Button 6 GND
7 HDD LED 8 +3.3V (LED)
9 Watchdog 10 +3.3V (LED)
11 Power LED 12 +3.3V (LED)
13 GPIO 64 14 GPIO 65
15 GPIO 66 16 GPIO 67
17 GPIO 1 18 GPIO 6
19 GPIO 7 20 GPIO 28
Watchdog
An external LED signalling that the watchdog has reset the board can be connected from pin 10 to pin 9. The
“+3.3V (LED)” supply pin already incorporates a 330 Ω series resistor.
Pin Signal Pin Signal
1 SMB_CLK 2 SMB_DATA
3 Power Button 4 GND
5 Reset Button 6 GND
7 HDD LED 8 +3.3V (LED)
9 Watchdog 10 +3.3V (LED)
11 Power LED 12 +3.3V (LED)