Chapter 3

Hardware

Pin #

Signal

Description

17

GNT0*

Grant 0 – Refer to pin 10 for more information.

 

 

 

18

NC

Not Connected (Reserved)

19

VCC0

+5 volts +/-%5

20

VCC1

+5 volts +/-%5

21

SERIRQ

Serial Interrupt Request – This signal is used to support the serial interrupt

 

 

protocol.

22

REQ0*

Bus Request 0 – Refer to pin 9 for more information.

 

 

 

23

AD0

Address/Data bus 0 – These signals (AD31 – AD0) are multiplexed on the

 

 

same PCI connector pins. During the address phase of a PCI cycle, AD31–

 

 

AD0 contain a 32-bit address or other destination information. During the

 

 

data phase, AD31 – AD0 contain data.

24

+3.3V

+3.3 volts +/-%5

25

AD1

Address/Data bus 1 – Refer to pin-23 for more information.

 

 

 

26

AD2

Address/Data bus 2 – Refer to pin-23 for more information.

27

AD4

Address/Data bus 4 – Refer to pin-23 for more information.

 

 

 

28

AD3

Address/Data bus 3 – Refer to pin-23 for more information.

 

 

 

29

AD6

Address/Data bus 6 – Refer to pin-23 for more information.

30

AD5

Address/Data bus 5 – Refer to pin-23 for more information.

 

 

 

31

CBE0*

PCI Bus Command/Byte Enable 0 – This signal line is one of four signal

 

 

lines multiplexed on the same pins, so that during the address cycle, the

 

 

command is defined and during the data cycle, the byte enable is defined.

32

AD7

Address/Data bus 7 – Refer to pin-23 for more information.

 

 

 

33

AD8

Address/Data bus 8 – Refer to pin-23 for more information.

34

AD9

Address/Data bus 9 – Refer to pin-23 for more information.

 

 

 

35

GND

Ground

36

GND

Ground

37

AD10

Address/Data bus 10 – Refer to pin-23 for more information.

 

 

 

38

AUXA_L

Auxiliary A Input Left – This signal is normally used for an external CD-

 

 

ROM analog output or similar live-level audio source. Minimum input

 

 

impedance is 5k Ohms and nominal input level is 1 volt RMS.

39

AD11

Address/Data bus 11 – Refer to pin-23 for more information.

 

 

 

40

MIC

Microphone reference signal – This microphone input signal has a minimum

 

 

input impedance of 5k Ohms, and the maximum input voltage is 0.15 Vp-p.

41

AD12

Address/Data bus 12 – Refer to pin-23 for more information.

 

 

 

42

AUXA_R

Auxiliary A Input Right – This signal is normally used for an external CD-

 

 

ROM analog output or similar live-level audio source. Minimum input

 

 

impedance is 5k Ohms and nominal input level is 1 volt RMS.

43

AD13

Address/Data bus 13 – Refer to pin-23 for more information.

44

VCCA_AUD

Analog Supply Voltage – This test voltage is used for the sound controller,

 

 

but is not available for customer use.

45

AD14

Address/Data bus 14 – Refer to pin-23 for more information.

46AOUT_L Stereo Line Output Left channel – This output signal has a nominal level of 1 volt RMS into 10k impedance load. This output signal can not drive low- impedance speakers directly.

26

Reference Manual

XTX 820

Page 31 Page 33
Page 32
Image 32
Ampro Corporation XTX 820 manual GNT0, VCC0, VCC1, Serirq, REQ0, AD1, AD3, AD5, AD7, AD8, Vccaaud
Page 31 Page 33

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.
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