Questions tagged [input]

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9 questions with no upvoted or accepted answers
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2answers
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Plotting data from Arduino and using the serial monitor in parallel

I'm very new to the Arduino world so bare with me. I would like to plot live data that I receive from my arduino. I use the Serial Monitor to read user input, show text, etc. The only way I found to ...
2
votes
1answer
2k views

Creating Sine wave with DAC and feeding it back

I want to produce Digital Sine wave send it to DAC0 and then receive it back as input on A0 and plot the graph. I am using Arduino Due. I wrote the following code: #define maxSamplesNum 120 #define ...
1
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0answers
54 views

Serial communication problems

When I run this script serial communication just stops after a random period of time. There is no error it just stops outputting data and does not respond to inputs in IDE. Does anyone know a fix for ...
1
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0answers
112 views

Writing multiple inputs to serial port using a while loop

I am trying to get the serial monitor to prompt me to input two settings - the PWM level and the Resonance level. I am being prompted to input the PWM level, but before I can input the Resonance level ...
1
vote
0answers
33 views

Changing the servo motor operating direction using arduino

I want to turn the servo motor 90 degrees with the first double high inputs, then I want to turn the motor 180 degrees with double high inputs, but the motor turns 180 degrees with one high input. ...
1
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0answers
313 views

Not Able to get INPUT_PULLUP pinmodes to work on multiple pins

I am working with an Arduino nano, and ic2 128x32 OLED display and a 1x4 membrane keypad. Problem is that only one of the 4 pins are detecting the button press. it's not the Arduino, I already was ...
1
vote
0answers
28 views

Loop failure after unset amount of time

I am building an art piece that takes in input from three rotary encoders and two buttons. and outputs data to a large neopixel display and 2 large 4 digit seven segment displays. The displays are ...
1
vote
0answers
46 views

Input value constantly

The code is for a DC motor position control PID system. I need the angle I need to move to "setpoint" and change it throughout the process. Though it is only changing once and then nothing happens if ...
-1
votes
1answer
44 views

Ultrasonic Sensor as Unlock Sensor

Is it possible to use ultrasonic sensors maybe HC SR04 type as unlock sensors? I'm figuring out if it can replace matrix keypad? For example 6 HC SR04 are used to be an input sensor waiting for a ...