Contents
1
Introduction ............................................................................. 11
1.1
Mini-ITX Concept ..................................................................... 11
1.2
conga-IA4 ................................................................................ 11
1.2.1
1.2.2
2
Specification ............................................................................ 14
2.1
Feature List .............................................................................. 14
2.2
2.3
2.4
2.5
Power Consumption ................................................................ 16
2.6
2.7
3
Block Diagram .......................................................................... 19
4
Cooling Solution ...................................................................... 20
4.1
4.2
CSP Dimensions ....................................................................... 22
5
5.1
Power Supply ........................................................................... 23
5.1.1
5.1.2
5.1.3
3
5.1.3.1
5.1.4
PWR_OK Signal ........................................................................ 26
5.1.5
Power Status LEDs ................................................................... 26
5.2
CMOS Battery/RTC .................................................................. 27
5.3
Audio Interfaces ....................................................................... 27
5.3.1
5.3.2
5.3.2.1
5.3.2.2
5.3.2.3
Copyright © 2016 congatec AG
5.4
Communication Bus ................................................................. 30
5.4.1
SMBus ...................................................................................... 30
5.4.2
I²C Bus .................................................................................... 30
5.4.3
SPI Bus ..................................................................................... 31
5.5
5.5.1
5.5.2
5.6
5.6.1
5.6.2
5.7
5.8
SATA Interfaces ........................................................................ 37
5.8.1
5.8.2
SATA Power ............................................................................. 37
5.8.3
Mini SATA ................................................................................. 38
5.9
Display Interfaces ..................................................................... 40
5.9.1
5.9.2
LVDS ......................................................................................... 40
5.9.2.1
5.9.2.2
5.9.2.3
5.10
PCI Express ............................................................................. 44
5.10.1
x1 PCIe Slot.............................................................................. 44
5.10.2
5.10.3
5.10.4
6
6.1
6.2
6.3
6.4
6.4.1
Fan Control .............................................................................. 50
6.4.2
6.4.3
Board Information .................................................................... 51
6.4.4
GPIOs ....................................................................................... 51
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