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#!/usr/bin/env python | |
# -*- coding: utf-8 -*- | |
import RPi.GPIO as GPIO | |
import pigpio | |
from time import sleep | |
import signal | |
import sys | |
import subprocess #コマンドプロントのコマンドを使うのに必要 | |
#GPIOのピンを指定 | |
GPIO.setmode(GPIO.BCM) | |
sclk = 11 | |
miso = 9 | |
mosi = 10 | |
ce0 = 8 | |
GPIO.setup(sclk, GPIO.OUT) | |
GPIO.setup(miso, GPIO.IN) | |
GPIO.setup(mosi, GPIO.OUT) | |
GPIO.setup(ce0, GPIO.OUT) | |
GPIO.setup(14, GPIO.OUT) | |
#pigpioの初期設定 | |
pi = pigpio.pi() | |
pin_az = 18 | |
pin_el = 13 | |
#camera config | |
camera = "sudo fswebcam -F 10 --no-timestamp --no-banner --rotate 90 /home/pi/blog/test1.jpg" | |
def read(adcnum, sclk, mosi, miso, ce0): #cdsによって光を検出する関数を定義 | |
if adcnum > 7 or adcnum < 0: | |
return -1 | |
GPIO.output(ce0, GPIO.HIGH) | |
GPIO.output(sclk, GPIO.LOW) | |
GPIO.output(ce0, GPIO.LOW) | |
commandout = adcnum | |
commandout |= 0x18 | |
commandout <<= 3 | |
for i in range(5): | |
if commandout & 0x80: | |
GPIO.output(mosi, GPIO.HIGH) | |
else: | |
GPIO.output(mosi, GPIO.LOW) | |
commandout <<= 1 | |
GPIO.output(sclk, GPIO.HIGH) | |
GPIO.output(sclk, GPIO.LOW) | |
adcout = 0 | |
for i in range(13): | |
GPIO.output(sclk, GPIO.HIGH) | |
GPIO.output(sclk, GPIO.LOW) | |
adcout <<= 1 | |
if i>0 and GPIO.input(miso) == GPIO.HIGH: | |
adcout |= 0x1 | |
GPIO.output(ce0, GPIO.HIGH) | |
return adcout | |
try: | |
while True: | |
data = read(0, sclk, mosi, miso, ce0) #ドアが開いたことを確認する光データを取得 | |
print('data = %s'% data) | |
#camera config | |
camera = "sudo fswebcam -F 10 --no-timestamp --no-banner --rotate 90 /home/pi/blog/test1.jpg" | |
count =1 | |
print('count =%s' % count) | |
if data < 1500: | |
for pwm_width in range(1350,1700,150): | |
print(pwm_width) | |
sleep(0.5) | |
pi.set_servo_pulsewidth(pin_az, pwm_width) | |
subprocess.call(camera,shell = True) | |
#保存する写真する名前の数字を変更 | |
sleep(0.5) #このsleepがないとサーボがしっかり動かない | |
count = count +1 | |
print('count =%s' % count) | |
camera = camera.replace('test'+str(count-1),'test'+str(count)) | |
sleep(0.2) | |
except KeyboardInterrupt: | |
pass | |
pi.set_mode(pin_az ,pigpio.INPUT) | |
pi.stop() | |
GPIO.cleanup() |
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