Questions tagged [microprocessor]
The microprocessor is an integrated circuit that elaborates information in the form of digital signals. Not to be confused with a microcontroller, which embeds many additional devices to control embedded systems.
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What will be the value of "A0"(as given by the processor not the one labelled on ICs) in this question?
In this question, what will we take A0 for writing port addresses? As BHE(bar) is used for enabling it must be 0, and now i have two questions
Does arrangement of data lines even matter for input ...
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Shared Pin Mapping for SD Card and NAND Flash Interfaces on MPU
I am using a Microchip SAMA5D27 Wireless System-On-Module 1 (ATSAMA5D27-WLSOM1) MPU SOM Module with a Micron MT29F4G08ABADAWP-IT:D NAND Flash device for storing the boot image. I will also use a 4-bit ...
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Implementation of Load Hazard in pipeline
Consider the following instruction sequence in a 5-stage pipeline with the stages: IF (Instruction Fetch), ID (Instruction Decode), EX (Execute), MEM (Memory Access), WB (Write Back)
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What is the minimum electrical ICs you need to have to start the AM69 SoC from TI?
I cannot post on TI Design Forum because I don't have a TI-valid company email address.
I willl therefore ask the question here.
Introduction
TI offers a new type of SoC. It's called AM69. It's latest ...
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First Time Designing an ATmega328p Dev Board – Please Roast Before I Waste Money
This is my first attempt at designing a custom development board using the ATmega328p, and it’s for our final project, and will be used for our Microprocessors and Microcontroller Systems and Design ...
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Latency of Various RISC-V Instructions
To prepare for an upcoming exam on computer architecture, I'm solving practice problems from Computer Organization and Design RISC-V Edition. A tricky question I've encountered asks for the latencies ...
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Can't get SPI1 on an STM32G030 with libopencm3 working correctly
I'm trying to interface an SD card using SPI1 on an STM32G030 with libopencm3. The pins I configured are: SCK on PA1 (AF0), MISO ...
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Booting up of the Ethernet Switch
Going through the datasheet of this Ethernet Switch, I would like to understand what does "Boot from eMMC and Boot trace on FLEXCOM0"?
On page 17, I can see this.
I understand that if I ...
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Interfacing Ethernet PHY
I am using this MPU and connecting it to an RJ45 as shown in the Figure 7-4 on page 24.
Usually, with ethernet PHY interface I see 2 LEDs on the RJ45 connector indicating link status and activity on ...
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Global reset pin being both an input and output
I am having this MPU.
I have a few questions regarding the NRST (pin 43) and NSTART (pin 28) pins. On page 20, section 6.1, it seems to indicate that the NRST pin is internal to the module and ...
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Why do higher clock cycles generate more heat?
A CPU at a higher speed will generate more heat, essentially placing a limit on the maximum frequency. Higher speeds require more cooling, undervolting, etc.
While I always accepted this fact, I don't ...
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Problems getting a 310 V Airco motor driver running using a microprocessor
The driver has two 5-pin connectors for the motor, a potentiometer to control the speed of one motor and a micro processor connect PWM to control the second motor (the outside unit and the inside unit....
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Nucleo-f439zi HardFault_Handler() when writing to FIFO for USB_OTG
I am trying to code the USB_OTG from scratch for nucleo-f439zi (STM32F439ZITbu).Microcontrollers_Reference_manual.
At this point I have set up the endpoints and I can receive and read the setup ...
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What is Flex Domain,Application Domain and Real Time domain in iMX SoC
I was looking into the iMX series processor information. i.MX93 and i.MX94 specifically.
I can see that the processor blocks are divided into 3.They are as follows.
Flex Domain
Application Domain
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How to control a DC supply current using a micro controller
I am aware this question was asked before (How can I control DC current into a battery charger using a microcontroller?), but it was never answered, so I've added more information into this question ...
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