Questions tagged [state-diagram]
71 questions
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I'm struggling with writing the truth table for this state diagram for jk flip flops
I need help in understanding the above state diagram.
user4306253
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UML diagram for interacting state machines
I have two applications which communicate with each other by sending text messages over TCP. I would like to document their state-machine controlled communication using UML diagrams. I could draw two state machine diagrams (one for each program),…

kol
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Why won't my VHDL state machine perform subtraction?
This is a simulation of a long division binary divider. The program performs as expected except it will not subtract the divisor from the 5 MSBs of the register no matter how I code it.
Following is the code:
library ieee;
…
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JountJS - Creating FSM Dynamically through PHP
I'm using JointJS for creating state diagram.
I am creating FSM Dynamically through PHP. is there any way to lay the states automatically apart from each other without specifying vertices.Also the link should be made curvy without specificity x n y.…

Rajendra
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UML - Showing dependency in concurrent state diagrams
I'm modeling a user interface in which there is a 3 by 3 grid. Each square in the grid is a state [edit:] except for the (left, top) and (middle, top) squares, which together are a single state [/edit], and the initial state is the center (where the…

weberc2
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Error in my VHDL code, but I can't seem to figure out why
I wrote a VHDL code for the state diagram shown(augh, couldn't post the image because I'm a new user). However, when I compile it it says that there are errors:
in line 16: process(clk) -- syntax error detected at the time of parsing
line 21: else…

Pinkyandthebrain
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create a state diagram from xml file
I am looking for a free tool to be able to create a state diagram from my simple xml with nodes and edges. What effective tools are out there.
I only know this http://www.cytoscape.org/
and rather to see if anyone have any smooth experience with…

m e
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what the UML way to describe a master/slave state machine interaction
My system has two state machines, one master, one slave. And the states between the master and the slave are not one to one. The possible interactions are as follows.
If the master transits to certain master state, it will notify the slave to…

yk42b
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why does it use " ErrCounter >= limt " in the condition?
in state machine diagram ,I don't understand why the condition is ErrCounter >= limit . i think it is good to write ErrCounter == limit .
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What is the corret use of use case diagram
What is corret use of this model .. the 1. or 2. ? ... or should have 1. extends instead of include ?

tprieboj
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What is the regular expression for the machine shown?
I'm wrestling with the problem and got 0*1+(00 U 01)* as the regular expression for the language that describes this machine. Is this correct? Or is there a better/simpler answer?