Intel 21555 manual Table A-2. J4 Pin Assignments, Table A-3. J5 CBE, REQ, and GNT

Page 24

Signal and Default Information

Table A-2gives the Mictor connectors pin assignment and DE1B55503 schematic signal names.

Table A-2. J4 Pin Assignments

Schematic

Mictor

 

Mictor

Schematic

Signal Name

Pin Number

 

Pin Number

Signal Name

 

 

 

 

 

+5V

1

 

2

SCL

 

 

 

 

 

GND

3

 

4

SDA

 

 

 

 

 

S_CLK0_2

5

 

6

S_CLK0_3

CLK

 

CLKB

 

 

 

 

 

 

 

 

S_AD31

7

 

8

S_AD15

 

 

 

 

 

S_AD30

9

 

10

S_AD14

 

 

 

 

 

S_AD29

11

 

12

S_AD13

 

 

 

 

 

S_AD28

13

 

14

S_AD12

 

 

 

 

 

S_AD27

15

 

16

S_AD11

 

 

 

 

 

S_AD26

17

 

18

S_AD10

 

 

 

 

 

S_AD25

19

 

20

S_AD9

 

 

 

 

 

S_AD24

21

 

22

S_AD8

 

 

 

 

 

S_AD23

23

 

24

S_AD7

 

 

 

 

 

S_AD22

25

 

26

S_AD6

 

 

 

 

 

S_AD21

27

 

28

S_AD5

 

 

 

 

 

S_AD20

29

 

30

S_AD4

 

 

 

 

 

S_AD19

31

 

32

S_AD3

 

 

 

 

 

S_AD18

33

 

34

S_AD2

 

 

 

 

 

S_AD17

35

 

36

S_AD1

 

 

 

 

 

S_AD16

37

 

38

S_AD0

 

 

 

 

 

Table A-3gives the Mictor connectors pin assignment and DE1B55503 schematic signal names.

Table A-3. J5 CBE, REQ, and GNT

Schematic

Mictor

 

Mictor

Schematic

Signal Name

Pin Number

 

Pin Number

Signal Name

 

 

 

 

 

 

 

 

+5V

1

 

2

 

SCL

 

 

 

 

 

 

 

 

GND

3

 

4

 

SDA

 

 

 

 

 

S_CLK0_2

5

 

6

S_CLK0_3

 

CLK

 

 

CLKB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

8

 

 

 

 

 

S_CBE7

 

 

 

S_REQ0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S_CBE6

9

 

10

 

S_GNT8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S_CBE5

11

 

12

 

S_GNT7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S_CBE4

13

 

14

 

S_GNT6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S_CBE3

15

 

16

 

S_GNT5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S_CBE2

17

 

18

 

S_GNT4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S_CBE1

19

 

20

 

S_GNT3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S_CBE0

21

 

22

 

S_GNT2

 

 

 

 

 

 

 

 

 

 

24

21555 PCI-to-PCI Bridge Evaluation Board User’s Guide

Image 24
Contents PCI-to-PCI Bridge Evaluation Board User’s GuidePCI-to-PCI Bridge Evaluation Board User’s Guide Contents Tables Features IntroductionOverview Connectors Major ComponentsSwitches and Jumper DevicesSwitch Settings SwitchesDIP Switch Operation Switch Switch Controls Reference Information PackStake-Pin Jumper Stake-Pin Jumper aResistor Jumpers Jumper ResistorsClock Configuration Clock Configuration JumpersClamping Voltage Voltage ClampaDevice Configuration Numbering Secondary Slot Numbering and Idsel MappingSlot and Idsel Mapping TypeInterrupt Routing Interrupt ORingDevice Number Interrupt Pin on Interrupt Pin on Board Typical Configurations DE1B55503 with One Local Bus Option CardDE1B55503 with Two Local Bus Option Cards Page Operations and Installation Hardware RequirementsSoftware Requirements Switch Operation for Srom programming Switch Switch Up Description Pack DownProgramming the Srom Programming the Flash ROMInstallation Procedure Switch Operation for Flash programmingSwitch Switch Down Switch Up a Description Pack Interrupt ORing Optional Configurations Picmg ConfigurationJ9 Picmg Switches Central Function and Arbiter ControlExternal Arbiter Switch Option Switch Switch Down Switch Up Description PackAsynchronous Clocking Signal and Default Information J2 J4, J5, and J6 Connector PinoutsTable A-1. J2 Connector Secondary AD Signals Schematic MictorTable A-2. J4 Pin Assignments Table A-3. J5 CBE, REQ, and GNTTable A-4. J6, Parallel ROM and Control Jatag Connector Pinout Factory Default Switch and Jumper ConfigurationTable A-5. J1 Jatag Connector Table A-6. Switch Pack Factory Defaults
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21555 specifications

The Intel 21555 is a prominent microprocessor developed by Intel, designed to cater to a variety of computing needs. This processor marks a significant step forward in Intel's lineup and underscores the company's commitment to advancing technology in personal computing, enterprise solutions, and beyond.

One of the standout features of the Intel 21555 is its advanced architecture. It utilizes a multi-core design, enabling improved performance through parallel processing. This architecture allows multiple applications to run seamlessly without a decline in speed. The cores are built on a cutting-edge manufacturing process that enhances energy efficiency while maintaining high clock speeds.

The Intel 21555 supports a wide range of technologies, including Intel Turbo Boost, which enables dynamic adjustments to the processor’s performance based on workload demands. This feature allows the processor to accelerate its speed during intensive tasks, providing users with a responsive experience when it matters the most.

Another key characteristic of the Intel 21555 is its support for integrated graphics. With Intel UHD Graphics technology, users can enjoy enhanced visuals for everyday tasks such as video playback, web browsing, and light gaming. This eliminates the need for a separate graphics card for many users, particularly in home office or light gaming scenarios.

Security is a significant focus in the design of the Intel 21555. It includes built-in hardware-based security features like Intel Trusted Execution Technology and Secure Boot. These features help protect against various types of threats, ensuring that user data remains secure from malicious attacks.

The Intel 21555 is also optimized for use with Intel's platform technologies, including Intel Optane memory and Intel Rapid Storage Technology. These technologies work together to deliver faster boot times and improved system responsiveness, making computing more efficient for users.

Furthermore, the Intel 21555 is designed to support virtualization technologies, allowing multiple operating systems to run concurrently without compromising performance. This is particularly useful for developers and businesses that rely on virtualization for testing and development environments.

In summary, the Intel 21555 is a powerful and versatile processor that reflects Intel's ongoing innovation in the computing space. With its multi-core architecture, enhanced graphics capabilities, strong security features, and advanced technologies, it stands out as an excellent choice for a wide range of applications, serving both casual users and professionals alike.