
Hardware Documentation armStone™A9 | 3 of 26
Table of Contents
ESD Requirements 2
History 2
About This Document 2
Table of Contents 3
1Dimensions 4
2Technical Data armStoneA9 5
2.1 Thermal Specification......................................................................................5
3Block diagram 6
4Interface and signal description 7
4.1 Gbit Ethernet LAN ...........................................................................................8
4.2 USB Host Connector .......................................................................................8
4.3 USB Device Connector....................................................................................8
4.4 Digital Monitor Connector ................................................................................8
4.5 microSD Connector .........................................................................................8
4.6 LVDS Connectors............................................................................................9
4.6.1 F&S JAE FI-S25P connector on top side.........................................................9
4.6.2 JILI30 JAE FI-X30S connector on bottom side...............................................10
4.7ESDCI RGB connector..................................................................................12
4.8 Backlight control connector............................................................................13
4.8.1 Solution with a single cable with 3 connectors...............................................13
4.8.2 Solution with 2 cable with 2 connectors each.................................................14
4.9 I2C connector for touch module.....................................................................15
4.10 Mini PCI Express...........................................................................................15
4.11 66 Pin Feature connector ..............................................................................16
4.11.1 Audio.............................................................................................................17
4.11.2 RS232 COM port...........................................................................................17
4.11.3 TTL COM port................................................................................................17
4.11.4 I2C/ SPI.........................................................................................................18
4.11.5 ADC In...........................................................................................................19
4.11.6 PWM out........................................................................................................19
4.11.7 Matrix keyboard.............................................................................................19
4.11.8 GPIOs............................................................................................................19
4.11.9 MISC signals, power......................................................................................19
4.11.10 CAN Bus........................................................................................................20
4.12 Power connector............................................................................................21
5Electrical Data 22
5.1 Power supply.................................................................................................22
5.2 DC electrical characteristics for 3.3V IO pins.................................................22
5.3Power consumption and cooling....................................................................23
6Storage conditions 24
7ROHS and REACH statement 24
8Matrix Code Sticker 24
9Appendix 25
Important Notice..........................................................................................................25