PC Engines ALIX.2 Series Manual page 17

J13 / J8
This optional header can be used to connect user specific hardware, e.g. a front panel
microcontroller, or for a licensing dongle. See AMD CS5536 data sheet for programming details.
1 +3.3V
2 SMB_SCL
3 SMB_SDA
4 GND
- / J12
- / J13
- / J11
1 VGAR
2 VGAG
3 VGAB
4 nc
5 GND
6 GND
7 GND
8 GND
9 USBVCC
10 GND
11 nc
12 DDCDAT
13 HS
14 VS
15 DDCCLK
BT1
Footprint for CR2032 Lithium battery. Please observe correct polarity, top side of the battery is +
positive terminal. Specification: CR2032, horizontal mount, 20.4 mm lead spacing, for example:
Renata CR2032FH1
Panasonic
BU1
Optional speaker. Driver circuit not populated, please contact PC Engines for instructions if you
would like to add this.
ALIX system board
I2C bus (build option)
power supply
I2C clock
I2C data
ground
Headphone out (build option)
Microphone in (build option)
VGA (build option)
VGA red
VGA green
VGA blue
no connect
ground
ground
ground
ground
+5V supply (fused)
ground
no connect
DDC data
horizontal sync
vertical sync
DDC clock
RTC battery (build option)
BR2032-1HE
Buzzer (build option)
17 1/15/2008