Chapter 3

Hardware

Address Range

Address Range

Size

Description

(decimal)

 

(hex)

 

 

639 k - 640 k

9FC00 - 9FFFF

1 kB

Extended BIOS data

 

 

 

 

 

0 - 639k

 

00000 - 9FC00

512 kB

Conventional memory

Notes:

T.O.M. = Top of memory = max. DRAM installed

 

*VGA frame buffer can be reduced to 1MB in setup.

**Only if ACPI Aware OS is set to YES in setup.

I/O Address Map

Table 3-3 list the I/O address map.

Table 3-3. I/O Address Map

I/O Address (hex)

Size

Available

Description

0000

– 00FF

256 bytes

No

Baseboard resources

 

 

 

 

 

0100

– 0110

16 bytes

No

System Control

 

 

 

 

 

0170

– 0177

8 bytes

No

Secondary IDE channel

 

 

 

 

01F0 – 01F7

8 bytes

No

Primary IDE channels

 

 

 

 

 

0278

– 027F

8 bytes

Note 2

Parallel Port 2 (LPT2)

 

 

 

 

02E8 – 02EF

8 bytes

Note 2

Serial Port 4 (COM4)

 

 

 

 

02F8 – 02FF

8 bytes

Note 1

Serial Port 2 (COM2)

 

 

 

 

 

0376

 

1 byte

No

Secondary IDE channel command port

 

 

 

 

 

0377

 

1 byte

No

Secondary IDE channel status port

 

 

 

 

 

0378

– 037F

8 bytes

Note 1

Parallel Port 1 (LPT1)

 

 

 

 

03B0 – 03DF

16 bytes

No

Video system

 

 

 

 

03E8 – 03EF

8 bytes

Note 2

Serial Port 3 (COM3)

 

 

 

 

03F0 – 03F5

6 bytes

No

Floppy channel 1

 

 

 

 

 

03F6

 

1 byte

No

Primary IDE channel command port

 

 

 

 

 

03F7

 

1 byte

No

Primary IDE channel status port

 

 

 

 

03F8 – 03FF

8 bytes

Note 1

Serial Port 1 (COM1)

 

 

 

 

 

0480

– 04BF

64 bytes

No

Baseboard resources

 

 

 

 

04D0 – 04D1

2 bytes

No

Baseboard resources

 

 

 

 

 

0800

– 087F

128 bytes

No

Baseboard resources

 

 

 

 

0A00 – 0A0F

16 bytes

No

Baseboard resources

 

 

 

 

0CF8 – 0CFB

4 bytes

No

PCI configuration address register

 

 

 

 

0CFC – 0CFF

4 bytes

No

PCI configuration data register

 

 

 

 

0D00 – FFFF

 

Note 3

PCI / PCI Express bus

 

 

 

 

 

Notes: 1. Default, but can be changed to another address range.

2.When baseboard external Super I/O controller is present.

3.The BIOS assigns PCI and PCI Express I/O resources from FFF0h downwards. Non PnP/PCI/PCI Express compliant devices must not consume I/O resources in that area.

18

Reference Manual

XTX 820

Page 24
Image 24
Ampro Corporation XTX 820 Address Map, Address Range Size Description Decimal Hex, Address hex Size Available Description

XTX 820 specifications

Ampro Corporation has made a significant mark in the world of embedded systems with its versatile XTX 820 embedded computing module. The XTX 820 is designed to cater to a wide array of applications, ranging from industrial automation to medical devices, providing developers with a powerful yet compact solution.

One of the standout features of the XTX 820 is its advanced processing capabilities. The module is equipped with an Intel Atom processor, which delivers impressive performance while operating at low power levels. This combination makes the XTX 820 suitable for environments where energy efficiency is essential. The Atom processor allows for seamless multitasking and support for demanding applications without compromising on thermal efficiency.

In terms of memory, the XTX 820 supports a range of configurations, accommodating both DDR2 and DDR3 memory types. With a maximum of up to 4GB of onboard memory, this module ensures that applications can run smoothly and efficiently across various tasks. The flexibility in memory options enables developers to tailor their designs according to specific project needs.

Connectivity is another strong suit of the XTX 820. The module comes with multiple I/O interfaces that enhance its utility in various applications. It features USB, Serial, and Parallel ports, along with support for LVDS display and audio interfaces. This diverse range of connectivity options allows the XTX 820 to integrate easily with a variety of systems and devices, facilitating seamless data transfer and communication.

Security is increasingly critical in embedded systems, and Ampro has integrated robust security features into the XTX 820. This includes support for hardware-based security solutions, which can protect sensitive data and prevent unauthorized access. Such characteristics make the module a suitable choice for industries where data integrity is paramount.

Furthermore, the XTX 820 boasts an impressive range of environmental operating conditions. It is designed to function in extreme temperatures, making it suitable for outdoor and industrial applications where fluctuations in temperature can be a concern.

In conclusion, the Ampro Corporation XTX 820 embedded computing module emerges as a versatile platform that combines performance, memory flexibility, robust connectivity, and enhanced security features. Its design is tailored to meet the demands of various industries, making it a reliable choice for developers looking for advanced embedded solutions.