树莓派/Raspberry Pi控制步进电机（附代码）！！！！

sky-Hawk where

原帖由
ukonline2000

本来打算写arduino的代码，后来发现网上有个步进电机的代码，于是用这个代码试了试驱动步进电机，效果不错！

材料：
1.树莓派
2.全功能扩展版

3.步进电机28BYJ-48-5V或者28BYJ-48-12V

使用GPIO0-GPIO3口

附python代码（这里要感谢matt.hawkins提供的源代码）

Stepper Motor.zip (903 Bytes, 下载次数: 117)

2012-9-6 14:13 上传

点击文件名下载附件

复制代码

#-----------------------------------

# Name: Stepper Motor

#

# Author: matt.hawkins

#

# Created: 11/07/2012

# Copyright: (c) matt.hawkins 2012

#-----------------------------------

#!/usr/bin/env python

# Import required libraries

import time

import RPi.GPIO as GPIO

# Use BCM GPIO references

# instead of physical pin numbers

GPIO.setmode(GPIO.BCM)

# Define GPIO signals to use

# GPIO24,GPIO25,GPIO8,GPIO7

StepPins = [17,18,21,22]

# Set all pins as output

for pin in StepPins:

print "Setup pins"

GPIO.setup(pin,GPIO.OUT)

GPIO.output(pin, False)

# Define some settings

StepCounter = 0

WaitTime = 0

# Define simple sequence

StepCount1 = 4

Seq1 = []

Seq1 = range(0, StepCount1)

Seq1[0] = [1,0,0,0]

Seq1[1] = [0,1,0,0]

Seq1[2] = [0,0,1,0]

Seq1[3] = [0,0,0,1]

# Define advanced sequence

# as shown in manufacturers datasheet

StepCount2 = 8

Seq2 = []

Seq2 = range(0, StepCount2)

Seq2[0] = [1,0,0,0]

Seq2[1] = [1,1,0,0]

Seq2[2] = [0,1,0,0]

Seq2[3] = [0,1,1,0]

Seq2[4] = [0,0,1,0]

Seq2[5] = [0,0,1,1]

Seq2[6] = [0,0,0,1]

Seq2[7] = [1,0,0,1]

# Choose a sequence to use

Seq = Seq1

StepCount = StepCount1

# Start main loop

while 1==1:

for pin in range(0, 4):

xpin = StepPins[pin]

if Seq[StepCounter][pin]!=0:

print " Step %i Enable %i" %(StepCounter,xpin)

GPIO.output(xpin, True)

else:

GPIO.output(xpin, False)

StepCounter += 1

# If we reach the end of the sequence

# start again

if (StepCounter==StepCount):

StepCounter = 0

if (StepCounter<0):

StepCounter = StepCount

# Wait before moving on

time.sleep(WaitTime)

sky-Hawk where

资料不错啊，这个串口线很漂亮啊，是随班子带的吗？

sky-Hawk where

fengye5340 发表于 2012-9-26 19:15
资料不错啊，这个串口线很漂亮啊，是随班子带的吗？

这个我不知道呢，得问原创了。

sky-Hawk where

GY@艳 发表于 2012-9-27 08:41
这个我不知道呢，得问原创了。

哦，好的，非常感谢！

sky-Hawk where

fengye5340 发表于 2012-9-27 09:50
哦，好的，非常感谢！

呵呵，小事儿啦

sky-Hawk where

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