Questions tagged [real-time]

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Stepper motor REAL TIME variable torque motor drivers / controllers [closed]

Is there a variable torque stepper driver on the market? I would like to use stepper motors instead of PMSM/BLDC. There are variable torque drivers for pmsm motors like VESC or Argon/Ioni. I haven't ...
0
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2answers
67 views

Real-time measurement of motors' current draw for a mobile robot

Found an Arduino-compatible Voltage-Current Sensor; it could remove the need for a separate voltage sensor. Is there a more recommended method to continuously and simultaneously measure the current-...
3
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0answers
143 views

Is mbed OS suitable for hard real time systems [closed]

I have been developing embedded stm applications bare metal along with ST Hal for a few years and would still consider my self a beginner as the process of learning in a bare metal environment can be ...
2
votes
1answer
66 views

Multi-tasking on an 8bit AVR -

I'm using an ATTINY816 (the new series AVRs) to manage a system that includes the following tasks: Simple audio "effect processing" (delay, pitch up, pitch down...) using internal ADC + DAC Storage ...
4
votes
2answers
638 views

How can I measure latency in a CAN bus?

Given a CAN bus with one master and 4 motor drivers, is there a way to measure the time between sending a command from the master (e.g. PC or PLC) and the execution of the said command (e.g. the motor ...
0
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0answers
902 views

Most accurate, available way to control a stepper motor with python

I am doing a project where I am controlling a nema 17 stepper motor with a raspberry pi 3b. The raspberry pi is controlling the motor through a pyqt5 gui (python 3 is the language). I am using tb6600 ...
0
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2answers
131 views

Synchronize Clocks

I need to develop a system where there are 4 sensor boxes powered by USB and they have their internal clock. Each of these boxes are connected to a Linux pc and all these PCs are linked with WiFi. API ...
17
votes
9answers
3k views

Reading a huge number of analog sensors in real time

I'm trying to build a MIDI-like controller that has a neck like a guitar. On that neck, there is a huge matrix of pressure sensors. The controller will emulate 3 strings. The way this works is: ...
0
votes
1answer
61 views

Measuring generated power (kW) in a power plant and storing/logging values

Given an electric power plant (hydro energy) that currently has just an analog indicator for how much power (kilowatts) is generated, which components would be needed to measure the generated power ...
2
votes
2answers
168 views

Can we replace an embedded system design with a general purpose computer or a smartphone?

I am a newbie to embedded systems design so this question might seem very fundamental in nature. I have been working as part of an Avionics team to develop an on board computing device for a ...
0
votes
1answer
247 views

RTOS and OS working side by side in cooperative work

I would like to use use a RTOS and OS side by side to implement a cooperative work. The RTOS would perform time critical (real-time) task and the OS will perform the other non-critical ...
1
vote
2answers
160 views

Multi-core processor and Real Time [closed]

Is it a good idea to design a real time system on a multicore processor? Task's execution time isn't determinist in these kind of processor because of core management. This makes scheduler's ...