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drewwebster/IR_remote_GPIO3.py

Last active August 16, 2019 17:40
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https://www.youtube.com/watch?v=a7GD9OKz1Ao Just a Raspberry Pi, a HX1848 IR sensor and a Python program. The base code was written by Out of the BOTS, I made some adjustments so you the user can control the GPIO by the IR remotes. No additional libraries like LIRC are used! Download the concept code at: http://www.doornheim.nl/IR_remote_GPI... …
Raw
IR_remote_GPIO3.py
import RPi.GPIO as GPIO
from datetime import datetime
from time import sleep
import time
#Define the GPIO
INPUT_WIRE = 18
LED1=12
LED2=16
LED3=20
LED4=21
GPIO.setwarnings(False)
GPIO.setmode(GPIO.BCM)
GPIO.setup(INPUT_WIRE, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
GPIO.setup(LED1,GPIO.OUT)
GPIO.setup(LED2,GPIO.OUT)
GPIO.setup(LED3,GPIO.OUT)
GPIO.setup(LED4,GPIO.OUT)
#toggle the LED's
def ledonoff(person):
if GPIO.input(person)==0:
GPIO.output(person,True)
sleep(.5)
else:
GPIO.output(person,False)
sleep(.5)
print ""
print "IR remote switch"
print "----------------"
while True:
#first section of code is to detect the start bit
high_previous = False
while True:
if not high_previous:
while GPIO.input(INPUT_WIRE):pass
pulse_high = datetime.now()
while not GPIO.input(INPUT_WIRE):pass
pulse_low = datetime.now()
pulseLength = pulse_low - pulse_high
while GPIO.input(INPUT_WIRE):pass
pulse_high = datetime.now()
off_time = pulse_high - pulse_low
high_previous = True
if pulseLength.microseconds > 3000 :
if pulseLength.microseconds > 6000 : start_big = True
else : start_big = False
if off_time.microseconds < 3000 : repeat_code = True
else : repeat_code = False
break
#this part of the program reads the address byte and command
#byte providing it hasn't recived the repeate code
command = []
if not repeat_code :
while True:
while not GPIO.input(INPUT_WIRE):pass
pulse_low = datetime.now()
while GPIO.input(INPUT_WIRE):pass
pulse_high = datetime.now()
off_time = pulse_high - pulse_low
if off_time.microseconds > 2500 : break
if off_time.microseconds < 1000 : command.append(0)
else : command.append(1)
#this part of the program prints to the screen the results
# if len(command) < 2 : print "REPEAT"
if len(command) < 2 : print ""
elif len(command) == 32 :
bit = 0b10000000
address = 0
address_inv = 0
instruction = 0
instruction_inv = 0
for position in range(8) :
if command[position] : address = address | bit
if command[position +8] : address_inv = address_inv | bit
if command[position +16] : instruction = instruction | bit
if command[position +24] : instruction_inv = instruction_inv | bit
bit = bit >> 1
#Snif the remote
print "Big start bit = " + str(start_big)
print "Byte 1 = " + str(address)
print "Byte 2 = " + str(address_inv)
print "Byte 3 = " + str(instruction)
print "Byte 4 = " + str(instruction_inv)
# Codetabel voor VANTAGE X2-YC01N afstandsbediening
# Print key
if instruction == 48 and instruction_inv == 207 :
print "Power"
ledonoff(int('20'))
if instruction == 170 and instruction_inv == 85 :
print "Mute"
ledonoff(int('21'))
if instruction == 144 and instruction_inv == 111 :
print "1"
ledonoff(int('16'))
if instruction == 160 and instruction_inv == 95 :
print "2"
if instruction == 128 and instruction_inv == 127 :
print "3"
if instruction == 210 and instruction_inv == 45 :
print "4"
if instruction == 226 and instruction_inv == 29 :
print "5"
if instruction == 194 and instruction_inv == 61 :
print "6"
if instruction == 82 and instruction_inv == 173 :
print "7"
if instruction == 98 and instruction_inv == 157 :
print "8"
if instruction == 66 and instruction_inv == 189 :
print "9"
if instruction == 130 and instruction_inv == 125 :
print "0"
if instruction == 88 and instruction_inv == 167 :
print "multimedia"
if instruction == 154 and instruction_inv == 101 :
print "Last"
if instruction == 56 and instruction_inv == 199 :
print "MoSAic"
if instruction == 24 and instruction_inv == 231 :
print "Sleep"
if instruction == 40 and instruction_inv == 215 :
print "Audio"
if instruction == 8 and instruction_inv == 247 :
print "INFO"
if instruction == 34 and instruction_inv == 221 :
print "up"
if instruction == 18 and instruction_inv == 237 :
print "down"
if instruction == 80 and instruction_inv == 175 :
print "OK"
ledonoff(int('12'))
if instruction == 50 and instruction_inv == 205 :
print "left"
if instruction == 2 and instruction_inv == 253 :
print "right"
if instruction == 192 and instruction_inv == 63 :
print "Menu"
if instruction == 186 and instruction_inv == 69 :
print "EPG"
if instruction == 96 and instruction_inv == 159 :
print "SAT"
if instruction == 146 and instruction_inv == 109 :
print "Back"
if instruction == 176 and instruction_inv == 79 :
print "Vol+"
if instruction == 208 and instruction_inv == 47 :
print "Vol-"
if instruction == 218 and instruction_inv == 37 :
print "Page up"
if instruction == 234 and instruction_inv == 21 :
print "Page down"
if instruction == 64 and instruction_inv == 191 :
print "PR+"
if instruction == 120 and instruction_inv == 135 :
print "PR-"
if instruction == 162 and instruction_inv == 93 :
print "Text"
if instruction == 10 and instruction_inv == 245 :
print "Zoom"
if instruction == 58 and instruction_inv == 197 :
print "FAV"
if instruction == 240 and instruction_inv == 15 :
print "F0"
if instruction == 112 and instruction_inv == 143 :
print "F1"
if instruction == 0 and instruction_inv == 255 :
print "F2"
GPIO.cleanup()
Raw
IR_remote_GPIO3.zip
# original: https://www.youtube.com/watch?v=a7GD9OKz1Ao
import RPi.GPIO as GPIO
from datetime import datetime
from time import sleep
import time
#Define the GPIO
INPUT_WIRE = 18
LED1=12
LED2=16
LED3=20
LED4=21
GPIO.setwarnings(False)
GPIO.setmode(GPIO.BCM)
GPIO.setup(INPUT_WIRE, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
GPIO.setup(LED1,GPIO.OUT)
GPIO.setup(LED2,GPIO.OUT)
GPIO.setup(LED3,GPIO.OUT)
GPIO.setup(LED4,GPIO.OUT)
#toggle the LED's
def ledonoff(person):
if GPIO.input(person)==0:
GPIO.output(person,True)
sleep(.5)
else:
GPIO.output(person,False)
sleep(.5)
print ""
print "IR remote switch"
print "----------------"
while True:
#first section of code is to detect the start bit
high_previous = False
while True:
if not high_previous:
while GPIO.input(INPUT_WIRE):pass
pulse_high = datetime.now()
while not GPIO.input(INPUT_WIRE):pass
pulse_low = datetime.now()
pulseLength = pulse_low - pulse_high
while GPIO.input(INPUT_WIRE):pass
pulse_high = datetime.now()
off_time = pulse_high - pulse_low
high_previous = True
if pulseLength.microseconds > 3000 :
if pulseLength.microseconds > 6000 : start_big = True
else : start_big = False
if off_time.microseconds < 3000 : repeat_code = True
else : repeat_code = False
break
#this part of the program reads the address byte and command
#byte providing it hasn't recived the repeate code
command = []
if not repeat_code :
while True:
while not GPIO.input(INPUT_WIRE):pass
pulse_low = datetime.now()
while GPIO.input(INPUT_WIRE):pass
pulse_high = datetime.now()
off_time = pulse_high - pulse_low
if off_time.microseconds > 2500 : break
if off_time.microseconds < 1000 : command.append(0)
else : command.append(1)
#this part of the program prints to the screen the results
# if len(command) < 2 : print "REPEAT"
if len(command) < 2 : print ""
elif len(command) == 32 :
bit = 0b10000000
address = 0
address_inv = 0
instruction = 0
instruction_inv = 0
for position in range(8) :
if command[position] : address = address | bit
if command[position +8] : address_inv = address_inv | bit
if command[position +16] : instruction = instruction | bit
if command[position +24] : instruction_inv = instruction_inv | bit
bit = bit >> 1
#Snif the remote
print "Big start bit = " + str(start_big)
print "Byte 1 = " + str(address)
print "Byte 2 = " + str(address_inv)
print "Byte 3 = " + str(instruction)
print "Byte 4 = " + str(instruction_inv)
# Codetabel voor VANTAGE X2-YC01N afstandsbediening
# Print key
if instruction == 48 and instruction_inv == 207 :
print "Power"
ledonoff(int('20'))
if instruction == 170 and instruction_inv == 85 :
print "Mute"
ledonoff(int('21'))
if instruction == 144 and instruction_inv == 111 :
print "1"
ledonoff(int('16'))
if instruction == 160 and instruction_inv == 95 :
print "2"
if instruction == 128 and instruction_inv == 127 :
print "3"
if instruction == 210 and instruction_inv == 45 :
print "4"
if instruction == 226 and instruction_inv == 29 :
print "5"
if instruction == 194 and instruction_inv == 61 :
print "6"
if instruction == 82 and instruction_inv == 173 :
print "7"
if instruction == 98 and instruction_inv == 157 :
print "8"
if instruction == 66 and instruction_inv == 189 :
print "9"
if instruction == 130 and instruction_inv == 125 :
print "0"
if instruction == 88 and instruction_inv == 167 :
print "multimedia"
if instruction == 154 and instruction_inv == 101 :
print "Last"
if instruction == 56 and instruction_inv == 199 :
print "MoSAic"
if instruction == 24 and instruction_inv == 231 :
print "Sleep"
if instruction == 40 and instruction_inv == 215 :
print "Audio"
if instruction == 8 and instruction_inv == 247 :
print "INFO"
if instruction == 34 and instruction_inv == 221 :
print "up"
if instruction == 18 and instruction_inv == 237 :
print "down"
if instruction == 80 and instruction_inv == 175 :
print "OK"
ledonoff(int('12'))
if instruction == 50 and instruction_inv == 205 :
print "left"
if instruction == 2 and instruction_inv == 253 :
print "right"
if instruction == 192 and instruction_inv == 63 :
print "Menu"
if instruction == 186 and instruction_inv == 69 :
print "EPG"
if instruction == 96 and instruction_inv == 159 :
print "SAT"
if instruction == 146 and instruction_inv == 109 :
print "Back"
if instruction == 176 and instruction_inv == 79 :
print "Vol+"
if instruction == 208 and instruction_inv == 47 :
print "Vol-"
if instruction == 218 and instruction_inv == 37 :
print "Page up"
if instruction == 234 and instruction_inv == 21 :
print "Page down"
if instruction == 64 and instruction_inv == 191 :
print "PR+"
if instruction == 120 and instruction_inv == 135 :
print "PR-"
if instruction == 162 and instruction_inv == 93 :
print "Text"
if instruction == 10 and instruction_inv == 245 :
print "Zoom"
if instruction == 58 and instruction_inv == 197 :
print "FAV"
if instruction == 240 and instruction_inv == 15 :
print "F0"
if instruction == 112 and instruction_inv == 143 :
print "F1"
if instruction == 0 and instruction_inv == 255 :
print "F2"
GPIO.cleanup()
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