B.16 System I/O Ports

Table B.16: System I/O ports

 

 

Addr. Range (HEX)

Device

 

 

020

021

Programmable interrupt controller

 

 

040

043

System timer

 

 

060

 

Standard 101/102 key or Microsoft Natural PS/2

 

 

061

 

System speaker

 

 

064

064

Standard 101/102 key or Microsoft Natural PS/2

 

 

070

073

System CMOS/real time clok

 

 

080

090

Direct memory access controller

 

 

094

09F

Direct memory access controller

 

 

0A0

0A1

Programmable interrupt controller

 

 

0C0

0DF

Direct memory access controller

 

 

0F0

0FF

Numeric data processor

 

 

170

177

Secondary IDE channel

 

 

1F0

1F7

Primary IDE channel

 

 

2F8

2FF

Communication port (COM2)

 

 

376

 

Secondary IDE channel

 

 

3F6

 

Primary IDE channel

 

 

378

37F

Printer port (LTP1)

 

 

3F8

3FF

Communication port(COM1)

 

 

444

 

Watchdog Timer

B.17 DMA Channel Assignments

 

 

 

 

 

Table B.17: DMA channel assignments

 

 

Channel

Function

 

 

0

Available

 

 

1

Available

 

 

2

Floppy disk (8-bit transfer)

 

3

Available

 

 

4

Cascade for DMA controller 1

 

5

Available

 

 

6

Available

 

 

7

Available

 

101

AppendixB

Page 111
Image 111
Advantech PCA-6185 user manual System I/O Ports, DMA Channel Assignments

PCA-6185 specifications

The Advantech PCA-6185 is a high-performance, industrial-grade single-board computer designed for a variety of applications, particularly in automated, industrial, and embedded systems. It leverages the powerful Intel architecture to deliver robust computing power, making it an ideal choice for those needing reliability and performance in mission-critical environments.

One of the main features of the PCA-6185 is its support for the Intel Core i7/i5/i3 and Celeron processors, providing significant processing capabilities while ensuring energy efficiency. This range of processor options delivers the flexibility needed to tailor the board to specific application requirements, allowing users to balance performance with thermal constraints effectively.

In terms of memory, the PCA-6185 supports dual-channel DDR4 SO-DIMM slots, accommodating up to 32GB of RAM. This generous memory capacity improves multitasking capabilities and allows for demanding applications to run smoothly. Additionally, the onboard Intel HD Graphics engine enhances video processing performance, supporting 4K resolution outputs for advanced graphical applications.

The I/O capabilities of the PCA-6185 are extensive, with multiple options for connectivity and expansion. It features a variety of ports, including USB 3.0, USB 2.0, Serial ports, and Ethernet interfaces, enabling seamless integration with other devices and networks. The board offers PCIe expansion slots for added flexibility, allowing developers to customize their systems with specialized hardware.

Durability and reliability are significant considerations for any industrial application, and the PCA-6185 excels in this area as well. Designed to withstand harsh environmental conditions, it has a wide operating temperature range, making it suitable for deployment in demanding settings. Its fanless design also contributes to longevity by reducing wear and tear on moving components.

Another noteworthy characteristic is the board’s support for various operating systems, including Windows and Linux. This compatibility ensures that developers can choose their preferred environment, enhancing software integration and development speed.

In summary, the Advantech PCA-6185 is a versatile and powerful single-board computer that adeptly meets the needs of industrial and embedded applications. With its robust Intel processing capabilities, substantial memory support, and extensive I/O options, it provides a reliable foundation for complex tasks in challenging environments. Its durability and flexibility make it a top choice for engineers and developers looking to create efficient and long-lasting computing solutions.