Questions tagged [embedded-systems]
Computer hardware and software which forms a component of some larger system. They are expected to perform functions with relation time constrains, without human intervention. Embedded system can range from simple MP3 player to complex avionics system.
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Keil Dialog Semiconductor
I'm trying to make a project with keil uVision 5, for DA14580 (Dialog Semiconductor).
http://www.keil.com/dd/chip/6853.htm
But in Select Device dialog there's no device from Dialog Semiconductor.
As ...
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How do I configure my arduino to use the 628512LP-70 as an external RAM?
I am aware this could cause some serious lag issues.
However, I only intend to use that RAM to fill the display buffer for the LCD (240 * 320 pixels).
I can't store all of this data in my Arduino's ...
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Connect a GPU to a mobile FPGA using
Please indicate if this question would be better asked on other fora, I'm not an engineer but computer scientist, and have very little experience with FPGA's / ASICs.
As far as I understand from ...
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How do I perform RM scheduling?
The question says, "Perform RM scheduling for the following task set: T1=(2, 0.5, 4), T2=(3, 1, 10), T3=(5, 1, 10) and T4=(7, 0.45, 15)".
Here the standard notation (Period, execution time, relative ...
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Failed in upload firmware to esp32
I'm having an issue when uploading code to my ESP32. Previously, I had configured the partition scheme to 'minimal,' and I was able to upload code without any problems. However, after I fixed my ...
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Ethernet to serial converter using TM4C129EXL
I need help regarding the lwip stack with tiva c, I am building UDP to serial converter, the function is working correctly, but I have some concerns:
When I receive the UDP packet buffer, I directly ...
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Which type of sensors to analyze polluting gas from vehicle emissions
I am thinking to develop a remote-sensing applications for vehicle pollutions. In such cases generally expensive optical IR and UV devices are used because more precise. These devices are generally ...
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MIPS Assembly stalls and forwarding when a register's value isn't modified in previous step
I'm going over pipelining and stalls and forwards with MIPS architecture, and there's a couple things I'm uncertain about.
If two adjacent instructions, such as the first two of each set bellow, both ...
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am335x use gpio with pull down
I'm working with a custom made mini computer, am335x based.
It comes with 2 GPIO ports that we use to provide services to our customers.
I want to change one of those specific ports, that is already ...
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Servo, control, rpm sensor in high g environment
I've used a few types of mechanically actuated variable pitch props on my boat, so I know their performance is good. However, their strictly mechanical and also self-contained nature makes their ...
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BLE - connection Point to Point
I'm developing a IoT system, I'm thinking in implementing BLE technology, but I have an unresolved question
Description of the system
The system implemented will have a "line" topology, ie. ...
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How to convert the Differential pressure in Pa to flow rate?
I am using SDP32 sensor and got the differential pressure value of the air. I want to convert this value to flow rate. What is the equation for that?
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Power and energy usage monitoring for Vechical Control Unit (VCU)
I'm working on a project for an EV (electric vehicle) and I'm working on the VCU. I think the task that was given to me is to get all the data from a transformer or a DAQ (Data acquisition system) and ...
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Difference Between Microcontrollers/Embedded Systems and Operating Systems?
Wrapping up last year of school. I'm a Computer Science/Computer Engineering double major, and I've been given the chance to take either Embedded Systems or Operating Systems if I so choose.
The thing ...
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How to select a burst frequency of an Ultrasonic sensor?
I am using an Ultrasonic sensor to detect obstacles for adas applications. Is there a way to find the optimal burst frequency? experimentally or theoretically? for object detection.
How does changing ...
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Is there any small laser tracker optimized for small workspaces
A conventional laser tracker is usually large, but allows measuring up to a couple of meters away with great accuracy.
However, if we are only interested to measure a target that is only a few ...
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Sensor fusion for IMU
I'm working with MPU-6050 sensor with Raspberry Pi 4. I can read acceleration and gyroscope raw data from the sensor. However I want to get yaw, pitch and roll angles from these data. I tried to ...
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How does ATM determine the card is inserted the right side?
Whenever I happen to try to insert the card into the slot in the ATM wrong side - be it upside down, or backwards - it goes maybe 2cm in, barely past the plastic shield, and is mechanically stopped. ...
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