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0
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0answers
27 views

What are the variables that define the speed of a computer? [on hold]

What are the variables that define the speed of a computer? I mean, for example RAM memory, processor clock... what else?
0
votes
1answer
115 views

Why does Intel produce core i3, core i5 and core i7 processors; but not core i2, core i4 or core i6 processors? [closed]

Why does Intel produce core i3, core i5 and core i7 processors; but not core i2, core i4 or core i6 processors? What is the reason behind this?
0
votes
0answers
22 views

Measuring power consumption of cache memories?

Is there any practical method to only measure the power consumption of combined cache memory. I am intereted in measuring the power conumption overhead when replacing blocks, and or filling the cache ...
-6
votes
1answer
72 views

'0' or '1': Which takes less time to process? Which is more efficient? [closed]

I'm looking to understand the processor at a deeper level. Are the 0's and 1's based exclusively off the system clock? Is there a difference in performance between a string of 1's or a string of ...
0
votes
0answers
23 views

Direct-Mapped Cache [duplicate]

I am a bit confused about the tables with direct mapped cache. I've attached picture of the problem, I know some stuff but, I don't know how to determine the size of the tag, offset and set. Can ...
0
votes
0answers
69 views

Design General Purpose CORDIC processor for computing sqaure root

My question is if you want to design a general purpose CORDIC processor for computing square root how would you begin with it i mean i know that with CORDIC you can compute angles and stuff but using ...
1
vote
1answer
229 views

How do I operate a tuner of digital satellite receiver using a microcontroller?

I want to operate this tuner of my digital satellite receiver. This is the tuner: They wrote some numbers and words around of the tuner: and the name and model of the receiver is ...
0
votes
1answer
289 views

Datasheet for this processor(M3329 CPU (MIPS architecture))

Where can i find datasheet for this processor? Look: Also, I could found some information of this link: Acer Laboratories Incorporated but it's not enough.
-5
votes
2answers
198 views

Which is better for high speed? FPGA or ARM Cortex-A(50)? [closed]

Hi i already have worked with the AVR and the Cortex-M for some purpose but now i need to a most powerful processor. So, i think the FPGA or Cortex-A is suitable but i can't compare these both because ...
0
votes
2answers
69 views

State of mutli-cycle processor during execution of instruction

I was reading something about single-cycle and multi-cycle processors and I have (it seems to be) banal question: how does multi-cycle (that doesn't have pararell pipeline) processor save its state so ...
0
votes
1answer
147 views

What are the prerequisites to make a PCB design with processor and other ICs interfaced?

What all is needed (in knowledge and software) to make a small pcb design interfacing processor and external memory and other ICs? Is it possible to make such a thing virtually and give it to a ...
4
votes
5answers
725 views

Why are smartphones and tablets ARM based?

Why don't these devices use Intel processors like laptops do? Why are they restricted to ARM? Also for Windows 8, do they want ARM just for tablets and smartphones or is it also for laptops/desktops ...
2
votes
2answers
131 views

External CPU design

Apologies if this is a dumb question. I don't have any training in electrical engineering, so I can't gauge for myself how ridiculous this sounds. Would it be possible to modify a commercial CPU so ...
4
votes
1answer
66 views

SD Comms Resetting Processor

I have implemented an SD/FAT combination on a Renesas RL78/G13 processor. The SD card is being driven using SPI. The code has been proven to work on two custom target boards using a 2GB card - the SD ...
1
vote
0answers
39 views

Industrial Temperature Graphics Accelerators/3d/Video ICs

This might seem a weird question given the number of System on Chips that are available in industrial temperatures (-40C to +85C) with graphics cores on-chip, but there are some processors that are ...
2
votes
1answer
128 views

Processor - L1 Data cache interface

Sorry if the following looks like a very specialized (or programming) question, but I'm hoping there are people on this forum who have done VHDL/Verilog modeling, and might be able to answer: I'm ...
-2
votes
2answers
72 views

Data processing vs instruction processing in processor [closed]

What a processor does with instructions and with data using examples. Why does it need data if it is processing an instruction?
11
votes
3answers
289 views

Why does working processors harder use more electrical power?

Back in the mists of time when I started coding, at least as far as I'm aware, processors all used a fixed amount of power. There was no such thing as a processor being "idle". These days there are ...
-1
votes
1answer
639 views

undervolting processor/mainboard to safely reduce fan speed [closed]

I would like to make my desktop pc less noisier. I do not wish to buy a new cooler, nor fan, nor motherboard. I do not care about decreasing computational performance. The loudest seems to be the ...
3
votes
1answer
417 views

Cache. MESI protocol for multilevel cache in Intel processors

Now I'm trying to simulate the performance of Intel CORE 2 Duo processor (but I'll be very pleased with information about any other multi-core Intel processor) and it's work with the computer memory. ...
1
vote
1answer
810 views

Building multiprocessor motherboard

I would like to build a multi processor motherboard using ARM processors (e.g. the ARM Cortex A8 or A9 or others as well), for low-power computing. Is this possible ? I mean interconnecting the ...
1
vote
3answers
1k views

What is flash memory wait states?

I'm using a freescale PowerPC microcontroller. In the flash memory module in the datasheet, the number of "wait states of the flash memory access" is configurable. The following is the part of the ...
3
votes
2answers
129 views

PowerPC Interrupt Vector 0xfff00800

This is a long shot, and may come under fire as not being EE-enough of a question for this site, but what conditions will result in a PowerPC processor (e.g. Freescale 7448) taking a jump to address ...
3
votes
5answers
1k views

Why does a processor overclock faster when cooled with liquid nitrogen?

Why does a processor overclock faster when cooled with liquid nitrogen? Also, is the inverse the reason why the processor slows down when it get's hot? I'm specifically interested in Intel ...
1
vote
1answer
367 views

Learning about the Interrupt system of the 8085 processor

I am trying to investigate the RST5.5, RST6.5, and RST7.5 interrupts on the 8085 microprocessor. I want to find information about the to the type of interrupting signal used and the built in ...
5
votes
2answers
1k views

Processor with hardware camera interface port?

I was looking for a processor to interface to the DVP port of a 5MP CMOS camera module. I could possibly write the software for doing this but I've heard that many processors have a hardware camera ...
16
votes
6answers
799 views

Identify processor type from raw binary code?

Not really related to chips, but hopefully I'll get some directions to follow from here. I got a chunk of code, but I don't know what processor it intended for. Are there tools available that can ...