Intel Atom N270 User Manual

Developer’s Kit User Manual 3
Contents
1 About This Manual ............................................................................................7
1.1 Content Overview...................................................................................7
1.2 Text Conventions ...................................................................................8
1.3 Glossary of Acronyms .............................................................................9
1.4 Technical Support.................................................................................10
1.4.1 Additional Technical Support .....................................................10
1.5 Product Literature ................................................................................11
1.6 Related Documents ..............................................................................12
2 Getting Started...............................................................................................13
2.1 Overview ............................................................................................13
2.2 Development Board Features .................................................................15
2.3 Included Hardware and Documentation ...................................................16
2.4 Software Key Features ..........................................................................17
2.4.1 EFI firmware...........................................................................17
2.5 Before You Begin..................................................................................18
3 Theory of Operation ........................................................................................19
3.1 Block Diagram .....................................................................................19
3.2 Mechanical Form Factor.........................................................................19
3.3 Thermal Management ...........................................................................19
3.3.1 Thermal Solution.....................................................................20
3.4 Power Management ..............................................................................20
3.4.1 Power Management States........................................................20
3.4.2 Power Measurement Support ....................................................20
3.5 Intel
®
Atom™ Processor N270................................................................21
3.5.1 Processor Voltage Regulators ....................................................21
3.5.2 FSB.......................................................................................21
3.5.3 Power Management .................................................................21
3.5.4 Debug Interfaces.....................................................................21
3.5.5 Testability ..............................................................................21
3.6 Mobile Intel
®
945GSE Express Chipset GMCH ...........................................22
3.6.1 Memory .................................................................................22
3.6.2 Graphics ................................................................................22
3.7 ICH7M ................................................................................................22
3.7.1 PCI Expansion Slot ..................................................................22
3.7.2 PCIe* x1 Expansion Slot...........................................................22
3.7.3 PCIe* Mini-Card ......................................................................23
3.7.4 LAN.......................................................................................23
3.7.5 USB 2.0 .................................................................................23
3.7.6 Audio ....................................................................................23
3.7.7 SATA.....................................................................................23
3.7.8 IDE .......................................................................................24
3.7.9 TPM.......................................................................................24
3.7.10 GPIO ..................................................................................... 25

Intel Atom N270 Specifications

General

Manufacturer	Intel
Model	Atom N270
Clock Speed	1.6 GHz
Number of Cores	1
Number of Threads	2
L2 Cache	512 KB
FSB Speed	533 MHz
TDP	2.5 W
Manufacturing Process	45 nm
Instruction Set	x86
Max Memory Size	2 GB
Category	Microprocessor
Memory Types	DDR2
Graphics	Intel GMA 950