Arduino, Python Firmata

$sudo pip install pySerial

$sudo pip install pyfirmata

$sudo pip install requests

upload firmata

>>> import pyfirmata

>>> pin = 13

>>> port = '/dev/cu.usbmodem1411'

>>> board = pyfirmata.Arduino(port)

>>> board.digital[pin].write(1)

>>> board.digital[pin].read()

1

>>> board.digital[pin].write(0)

>>> board.digital[pin].read()

0

1LED_Blink.py

#!/usr/bin/python

import pyfirmata

from time import sleep

pin = 13

port = '/dev/cu.usbmodem1411'

board = pyfirmata.Arduino(port) 

while True:

board.digital[pin].write(1) 

sleep(1)  

board.digital[pin].write(0) 

sleep(1)

board.exit()

Maxde-MacBook-Pro:downloads max$ python 1LED_Blink.py

跳出 Crtl+C

^CTraceback (most recent call last):

  File "1LED_Blink.py", line 11, in <module>

    sleep(1)  

KeyboardInterrupt

Maxde-MacBook-Pro:downloads max$

2console.py

#!/usr/bin/python

import pyfirmata

from time import sleep

pin = 13

port = '/dev/cu.usbmodem1411'

board = pyfirmata.Arduino(port) 

while True:

board.digital[pin].write(1) 

print(board.digital[pin].read()) 

sleep(1)  

board.digital[pin].write(0) 

print(board.digital[pin].read()) //Print out LED status

sleep(1)

board.exit()

^CTraceback (most recent call last):

  File "2console.py", line 14, in <module>

    sleep(1)

KeyboardInterrupt

4helloGUI.py  圖形化介面

#!/usr/bin/python
# -*- coding: UTF-8 -*-

# This code is supporting material for the book
# Python Programming for Arduino
# by Pratik Desai
# published by PACKT Publishing

import Tkinter

# Initialize main windows with title and size
top = Tkinter.Tk()
top.title("Hello GUI")
top.minsize(200, 30)

# Label widget
helloLabel = Tkinter.Label(top,
                           text="Hello World! It is a course這是一個課程")
helloLabel.pack()

# Start and open the window

top.mainloop()

=====7csvWriter.py=====

#!/usr/bin/python

# This code is supporting material for the book

# Python Programming for Arduino

# by Pratik Desai

# published by PACKT Publishing

import csv

data = [[1, 2, 3],['a','b','c'],['Python','for','Arduino']]

with open('PythonforArduino.csv', 'wb') as f:

    w = csv.writer(f)

    for row in data:

        w.writerow(row)

=====7csvReader.py=====

import csv

f = open ('PythonforArduino.csv', 'r')

ll = f.read()

print ll

Run:

Maxde-MacBook-Pro:Downloads max$ python 7csvReader.py 

1,2,3

a,b,c

Python,for,Arduino


=====9plotLive.py=====
顯示電阻Status