Python is a programming language. Use this tag for questions regarding how to use Python with your Arduino, or on using of pySerial or such software. Also consider using [programming] and other specific tags.
0
votes
1answer
8 views
arduino due-Python interfacing for high speed data rate
Four our project, I want to send data mesured by an Arduino due to a computer via Pyton very vast. So I tried to make a simple benchmark by sending 10240 int datas to determine the time it take. In ...
0
votes
2answers
39 views
Send numbers to arduino via serial port using python
I have a file with numbers called fginputs.txt. For example it could be something like this:
4958
4154
4154
4154
4154
4154
4154
4154
4154
4154
4154
4154
4154
4154
4154
4154
4154
4958
I want python ...
0
votes
0answers
21 views
Pyserial and Arduino
I am trying to send an integer value from Python to Arduino. The integer value is a position given by a webcam, which will determine how many turns a stepper motor moves.
Arduino:
#include ...
0
votes
1answer
85 views
Handle reading timing in Python using pySerial
I'm not sure about how to properly handle timing readings from serial inside a Python script. I need to read a value every 5 seconds.
From Arduino I could do,
Serial.println(value);
delay(5000); // ...
0
votes
1answer
29 views
Transmitting sketches to Yun with Autobahn - a byte at a time?
I am using this tutorial to connect an Arduino Yun with a browser using Autobahn.
In the python file in the above repo, there is this code:
def controlLed(self, turnOn):
if turnOn:
...
0
votes
0answers
30 views
Arduino UNO PWM max to 127
I've been using Python bindings for Arduino for a year, using values for PWM from 0 to 255 with no problem.
I had to reflash the Arduino, and know, after hours of research, I discovered that my ...
0
votes
2answers
230 views
Can't communicate with arduino using python (Windows)
I am new to programming and am trying to communicate with my arduino using python through serial communication. I am using the following code:
Arduino code:
int ledPin = 11;
void setup() {
...
1
vote
2answers
350 views
Send multiple int values from Python to Arduino using pySerial
I'm trying to send 3 ints in the range of 0-180 from Python to the Arduino Uno device using pySerial (py3K). I have managed to send 1 int by using python's struct lib (not sure if it's the best or ...
0
votes
0answers
52 views
Servo position initiaition using PySerial unexpected results
Hi I'm using Brian Wendt's code for setting up my Arduino Nano with 4 servos using PySerial which works perfectly.
So my next step was to get a nice GUI with sliders to position the servos, again no ...
0
votes
1answer
51 views
Serial, Numbers sent as Floating Point and Characters are different at 1e-8 level
I have some code that generates random numbers on the Arduino, it then sends these random numbers firstly, using Serial.print(float data,int lenght) and as a floating point number using the following ...
-3
votes
3answers
1k views
Arduino Raspberry Pi USB Communication [closed]
I am trying to connect an Arduino and Raspberry Pi over USB. I would like to send serial commands, just like the serial monitor in the Arduino IDE. I know how to do this on the Arduino end but I'm ...
0
votes
0answers
211 views
Robust communication between Xbee and Python
I am using Xbee API library for Python to process the data received by the Xbee module. I am wondering how to construct the robust protocol for sending and receiving data. What I would like to build ...
0
votes
3answers
360 views
Can I program Arduino with Python? [closed]
I know that I can program Arduino with python but is it possible to make every project, which can be completed by normal IDE?
0
votes
1answer
78 views
Which IDE should I use to write Pythonic-programs for Arduino
I'm doing my first baby-steps to build tools using Arduino. I'd like to know if there is a way to write python scripts to build programs for Arduino. Most of IDEs I found are non-supported IDEs. Is ...
0
votes
0answers
91 views
Reading serial with python — where does the garbage come from?
I'm reading the temperature with my Arduino Due:
double Conversion(int RawADC) {
double Temp;
Temp = RawADC * 3.3 / 1024.0;
Temp = (Temp - 0.5)/0.01;
return Temp;
}
int n = 1000;
int j = 0;
...
0
votes
1answer
283 views
Sending a floating point number from python to arduino
I am trying to send a floating point number from a python script to an Arduino. I am not sure how to do this, especially in a pythonic way.
A little bit of research brought me to this very similar ...
0
votes
1answer
158 views
How would I establish a serial connection with python without using the serial monitor? [duplicate]
How would I establish a serial connection with python without using the serial monitor?
What I want to do is give my python script some input and have the arduino do something (blink for example)
I ...
0
votes
2answers
153 views
How to send two different sets of int numbers over serial?
So I have a project that require for the main computer to do most of the processing then for it to send the X and Y cords of this processing to the arduino. This at the time didn't seem very hard but ...
6
votes
2answers
2k views
How to send numbers to Arduino UNO via Python 3 and the module serial
I am new to Arduino (and computer programming in general), so I apologize if this question looks silly.
Once I set up a basic arduino-LED connection, I have problems sending INTEGERS to arduino ...
0
votes
3answers
2k views
Receiving 2byte int values over serial
I am using Python smbus write_word_data method to send int values from a Raspberry Pi to an arduino.
This seems to be the correct method.
When I send values from 0-255, I see the following in my ...
1
vote
1answer
291 views
Debugging i2C from Mac OSX desktop
I have a raspberryPi and Arduino connected via i2C. On the RPi I have a python script that takes int values and simply sends them to the RPi, which in turn echoes them back. I am trying to debug this, ...
1
vote
0answers
92 views
i2C and lost connections with IO errors
Having issues troubleshooting IO errors using i2C . Running a Python script on a raspberry Pi as master talking to an Arduino slave.
The problem is that when making any change in my code that results ...
0
votes
1answer
215 views
Best way to interact arduino and python
So, i've worked with the pySerial module for python, where I communicated with my arduino via serial. However, this module only works for 32bits and I would like to make my project work on both ...
0
votes
3answers
3k views
Why does serial port stop sending data?
I'm using an Arduino Leonardo to interface with two pressure sensors and Python on my laptop, a MackBook Pro.
I'm using arduino IDE V. 1.5.4, Python V. 2.7.6, and OSX 10.8.5.
One pressure sensor is ...
5
votes
2answers
2k views
Arduino serial port reset in Serial monitor & Python
So am I using an Arduino with a shield to gain some voltage values for an ECG. I am then plotting that data in Python. However whenever I "observe" the serial port, be that through the Arduino serial ...
1
vote
1answer
214 views
How can I use Python from a sketch?
I'd like to be able to use Python from a sketch. According to the Arduino playground, one can use PySerial from a computer to talk with an Arduino via Python.
It looks like from that page you can ...
8
votes
7answers
11k views
Programming an Arduino using Python, rather than C/C++
I am not very skilled with the C Language and I was wondering if there is a way in which python could be used to program an Arduino. This would most likely require a different IDE in order to be able ...
