What is a transparent latch in a microprocessor?
A transparent latch (or simply a latch) is a digital logic device that can store two stable states with a level sensitive control signal called enable/latch, when this control signal is in the enable state the latch device transparently passes its input signal to its output, when this control signal is in the latch state the latch device holds its output in the current state and ignores the input signal.
This behavior is different from flip flops (e.g. D flip flop), which are usually clocked and often edge sensitive not level sensitive.
What is the difference between a DC motor a servomotor and a stepper motor?
DC motor
-DC (Direct Current) Motors are two wire (power & ground), continuous rotation motors.
-The speed of DC motors is controlled using pulse width modulation (PWM), a technique of rapidly pulsing the power on and off. The percentage of time spent cycling the on/off ratio determines the speed of the motor, e.g. if the power is cycled at 50% (half on, half off), then the motor will spin at half the speed of 100% (fully on). Each pulse is so rapid that the motor appears to be continuously spinning with no stuttering.
Servo Motor:
-Servo motors are generally an assembly of four things: a DC motor, a gearing set, a control circuit and a position-sensor (usually a potentiometer).
-The position of servo motors can be controlled more precisely than those of standard DC motors, and they usually have three wires (power, ground &). Power to servo motors is constantly applied, with the servo control circuit regulating the draw to drive the motor.
-PWM is used for the control signal of servo motors. However, unlike DC motors it's the duration of the positive pulse that determines the position, rather than speed, of the servo shaft.
Stepper Motor:
-Stepper motors utilizes multiple toothed electromagnets arranged around a central gear to define position.
-Stepper motors require an external control circuit or micro controller (e.g. a Raspberry Pi or Arduino) to individually energize each electromagnet and make the motor shaft turn.
What is evolution of the microprocessor?
The Hisotry of the microprocessor is the collection of data regarding how chips were developed. A chip is the electronic device who re-shaped the world asccording to the digital paradigm.
A microprocessor is a chip dedicated to the elaboration of the data. A memory chip only stores data.
The beginning of the microprocessor revolution is due to the Italian Federico Faggin, who moved to Intel and realised some projects, such as the Intel 4004, normally known as the first micrioprocessor of the history (1971).
But the press office of the history always warps reality to please the winner. Cadc microprocessor was already running in 1969, hearting the new F14A airplane to Vietnam war. Cadc was projected by Ray Holt, but its military nature clocked it from the history until 1999.
The PC era started with the Intel 8008 chip, giving birth to themost used langage in the world, the so-called x-86.
I wrote a book about the true history of the microprocessor. My name is Leo Sorge and my book, "From Dust to the Nanoage", in published on Lulu.
Which microprocessor used in antilock brake system?
Antilock brake systems (ABS) commonly use microcontrollers or microprocessors from manufacturers like Bosch, Texas Instruments, or Infineon. These microprocessors are designed to process signals from wheel speed sensors, control the hydraulic modulator, and ensure optimal braking performance. Specific models may vary, but they are typically embedded systems tailored for automotive applications to enhance safety and stability during braking.
What is the CPU bound processes?
CPU-bound processes are those that primarily require significant processing power from the central processing unit (CPU) to execute tasks efficiently. These processes are limited by the speed and performance of the CPU rather than input/output operations or memory access. As a result, optimizing the CPU's capabilities, such as through parallel processing or using more efficient algorithms, can significantly enhance the performance of CPU-bound tasks. Examples include complex calculations, simulations, and data processing tasks.
Is a CPU an output or an input device?
A CPU is a central processing unit. It is neither an input nor an output device, but it is usually connected to both kinds of devices.
An input device would be a keyboard or a mouse. And output device would be a printer, a hard or floppy drive, or a memory chip in a thumb drive.
What is the average cost of a CPU fan?
The average cost of a CPU fan will vary depending on which country one is buying from. In the United States the cost of a CPU is usually between $8 and $30.
A 4-bit Arithmetic Logic Unit (ALU) performs arithmetic and logical operations on 4-bit binary numbers. It takes two 4-bit inputs, processes them according to the specified operation (like addition, subtraction, AND, OR, etc.), and produces a 4-bit output along with a carry or overflow flag as needed. The operation is selected by control signals that dictate which function the ALU should execute, allowing it to handle a variety of tasks in digital circuits. The simplicity of a 4-bit ALU makes it suitable for basic computing tasks and educational purposes.
Multicore
How to connect the piggyback upgrade with the processor?
how to connect piggy back upgarade with the processer
What are the characteristics of the central processing unit?
1. all the components are available in c.p.u
What is a use of smart device in process industry?
Smart devices are increace the reality and quality of any machine, the smart machine construction and working are depends on requirments of consumer
What type of microprocessor are used in server?
Xeon by Intel and Operon by AMD have server dedicated processors in their line-up. Imagine these processors as being quite similar to end-user processors, with minor tweaks that make them function more optimally in the demanding server environment.
What is the meaning of a processor with 3 MB L3 cache?
The CPU is fastest processing component in our computer. Though the other peripheral devices(RAM, Hard disk, CD Drive, etc) are very slow as comparative to CPU. These devices takes too much time to understand and use the data send by CPU. while CPU is working with its very high speed.
Because of such condition there are very high chances that Other peripherals or IO devices get flooded by data sent by CPU like bottleneck situation.
To Avoid this situation CPU maintains three cache lines, L1, L2, and L3. with positions as within CPU(L1), at boundary of CPU(L2) and Just Outside of CPU(L3).
therefore the meaning of a processor with 3 MB L3 cache mean cache line 3 can store up to 3 MB data/ addresses, to work with slow IO devices.
Prashant Adlinge
Sangola College, Sangola
Solapur University.
(Mohol, Solapur, Maharashtra)
What is the clock speed on a i7 processor?
There's no real way to determine the "average clock speed" of a CPU, unless you can account for every microprocessor ever made. Microprocessors, including those used for central processing units, have ranged in speeds from 500 KHz to 6 GHz.
What are unicore processor and multicore processor?
Quite simply, a Uni (Single) core processor has only a single primary calculations core.
A Multi (Dual, quad, hexi, etc) core processor has more than one primary calculations core.
Why DAA used after ADD instruction in 8085?
In the 8085 microprocessor, the DAA (Decimal Adjust for Addition) instruction is used after an ADD instruction to convert the binary result of the addition into a Binary-Coded Decimal (BCD) format. Since the ADD operation works on binary numbers, the DAA corrects the result if the sum exceeds the BCD range (i.e., if any digit is greater than 9 or if there is a carry). This adjustment ensures that subsequent BCD operations yield correct results. Essentially, DAA makes the binary addition result suitable for display or further BCD processing.
Why do you need a central processing unit?
We need central processing unit because it is the Brain of Computer.