def api_leds_control(color):
if request.method == "POST":
if color in LEDS:
mod = (int(request.data.get("state")) + 1) % 2
GPIO.output(LEDS[color], int(request.data.get("state")))
time.sleep(0.2)
GPIO.output(LEDS[color], int(mod))
return {color: GPIO.input(LEDS[color])}
def fan_switch(state):
"""
Switch fan ON or OFF
"""
try:
fan_state = int(GPIO.input(PIN))
# Check if fan is already in the desired state
if fan_state != state:
GPIO.output(PIN, state)
except Exception as gpio_err:
logging.error('GPIO exception: %s', gpio_err)
def do_GET(self):
global led_state
# pylint: disable=invalid-name
"""
Called when a GET request is made
"""
if self.path == "/on":
GPIO.output(LED_PIN, GPIO.HIGH)
led_state = True
self.send_response(200)
self.end_headers()
mqttc.publish(MQTT_STATE, payload=MQTT_ON, retain=True)
elif self.path == "/off":
GPIO.output(LED_PIN, GPIO.LOW)
led_state = False
self.send_response(200)
self.end_headers()
mqttc.publish(MQTT_STATE, payload=MQTT_OFF, retain=True)
elif self.path == "/toggle":
if led_state:
GPIO.output(LED_PIN, GPIO.LOW)
led_state = False
else:
GPIO.output(LED_PIN, GPIO.HIGH)
led_state = True
self.send_response(200)
self.end_headers()
mqttc.publish(MQTT_STATE, payload=(MQTT_ON if led_state else MQTT_OFF), retain=True)
elif self.path == "/status":
self.send_response(200)
self.send_header('Content-Type', 'application/json')
self.end_headers()
json_str = json.dumps({"led": led_state})
self.wfile.write(json_str.encode(encoding='utf_8'))
def run(self):
global led_state
"""
Infinite loop waiting on button presses
"""
print("Starting button thread")
while True:
while GPIO.input(BUTTON_PIN) == HIGH:
time.sleep(0.01) # wait 10 ms to give CPU chance to do other things
print("Button Pressed")
if led_state:
GPIO.output(LED_PIN, GPIO.LOW)
led_state = False
else:
GPIO.output(LED_PIN, GPIO.HIGH)
led_state = True
mqttc.publish(MQTT_STATE, payload=(MQTT_ON if led_state else MQTT_OFF), retain=True)
while GPIO.input(BUTTON_PIN) == LOW:
time.sleep(0.01) # wait 10 ms to give CPU chance to do other things
print("Button Released")
print("Exiting button thread")
def mqtt_on_message(client, userdata, msg):
"""
Handle commands coming in through MQTT
"""
global led_state
# pylint: disable=unused-argument
print("MQTT Command Received")
print("MQTT Command:" +msg.topic+" "+msg.payload.decode())
if msg.payload.decode() == MQTT_ON:
GPIO.output(LED_PIN, GPIO.HIGH)
led_state = True
mqttc.publish(MQTT_STATE, payload=MQTT_ON, retain=True)
elif msg.payload.decode() == MQTT_OFF:
GPIO.output(LED_PIN, GPIO.LOW)
led_state = False
mqttc.publish(MQTT_STATE, payload=MQTT_OFF, retain=True)
elif msg.payload.decode() == MQTT_TOGGLE:
if led_state:
GPIO.output(LED_PIN, GPIO.LOW)
led_state = False
else:
GPIO.output(LED_PIN, GPIO.HIGH)
led_state = True
mqttc.publish(MQTT_STATE, payload=(MQTT_ON if led_state else MQTT_OFF), retain=True)
var_gpio_in = 81
# GPIO Setup
GPIO.setwarnings(True)
GPIO.setmode(GPIO.ROCK)
GPIO.setup(var_gpio_out, GPIO.OUT, initial=GPIO.HIGH) # Set up GPIO as an output, with an initial state of HIGH
GPIO.setup(var_gpio_in, GPIO.IN, pull_up_down=GPIO.PUD_UP) # Set up GPIO as an input, pullup enabled
# Test Output
print("")
print("Testing GPIO Input/Output:")
var_gpio_state = GPIO.input(var_gpio_out) # Return state of GPIO
print("Output State : " + str(var_gpio_state)) # Print results
sleep(1)
GPIO.output(var_gpio_out, GPIO.LOW) # Set GPIO to LOW
# Test PWM Output
p=GPIO.PWM(var_gpio_out, 60) # Create PWM object/instance
print("")
print("Testing PWM Output - DutyCycle - High Precision:")
print("60Hz at 50% duty cycle for 1 second")
p.start(50)
sleep(1)
print("60Hz at 25% duty cycle for 1 second")
p.ChangeDutyCycle(25)
sleep(1)
print("60Hz at 10% duty cycle for 1 second")
p.ChangeDutyCycle(10)
sleep(1)
# The RockPro version of the library seems to return strings not ints - is this
# intended behavior?
HIGH = "1"
LOW = "0"
#LED_PIN = 27
#BUTTON_PIN = 4
LED_PIN = 16
BUTTON_PIN = 13
GPIO.setmode(GPIO.BOARD)
GPIO.setrock('ROCKPRO64')
GPIO.setwarnings(False);
GPIO.setup(LED_PIN, GPIO.OUT)
GPIO.output(LED_PIN, GPIO.LOW)
led_state = False
time.sleep(1)
GPIO.setup(BUTTON_PIN, GPIO.IN, pull_up_down=GPIO.PUD_UP)
class MyHandlerForHTTP(BaseHTTPRequestHandler):
"""
Handler for HTTP messages
"""
def do_GET(self):
global led_state
# pylint: disable=invalid-name
"""
Called when a GET request is made
#!/usr/bin/env python
# Allison Creely, 2018, LGPLv3 License
# Rock 64 GPIO Library for Python
import R64.GPIO as GPIO
from time import sleep
# Set Variables
var_gpio_out = 16
# GPIO Setup
GPIO.setwarnings(True)
GPIO.setmode(GPIO.BOARD)
GPIO.setup(var_gpio_out, GPIO.OUT, initial=GPIO.HIGH
) # Set up GPIO as an output, with an initial state of HIGH
# Test Output
print("")
print("Testing GPIO Input/Output:")
while True:
print("On")
GPIO.output(var_gpio_out, GPIO.HIGH)
sleep(1)
print("Off")
GPIO.output(var_gpio_out, GPIO.LOW)
sleep(1)
def Blink_LED(): GPIO.output(LED, GPIO.LOW) time.sleep(0.2) GPIO.output(LED, GPIO.HIGH)
# Tell the script if this is running on a ROCK64 or ROCKPRO64
GPIO.setrock("ROCK64")
# Setup
GPIO.setup(PCB, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(RESET, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(POWER, GPIO.IN)
GPIO.setup(LED, GPIO.OUT)
GPIO.setup(FAN, GPIO.OUT)
IGNORE_PWR_OFF = False
if(GPIO.input(POWER) == "0"):
# System was started with power switch off
IGNORE_PWR_OFF = True
# Turn on LED AND FAN
GPIO.output(LED, GPIO.HIGH)
GPIO.output(FAN, GPIO.HIGH)
# Function that blinks LED once when button press is detected
def Blink_LED():
GPIO.output(LED, GPIO.LOW)
time.sleep(0.2)
GPIO.output(LED, GPIO.HIGH)
# Monitor for Inputs
while True:
if(GPIO.input(PCB) == "0"):
if(GPIO.input(RESET) == "0"):
print("Rebooting...")
Blink_LED()
os.system("reboot")
from time import sleep
print("Output Test R64.GPIO Module...")
# Set Variables
var_gpio_out = 36 # Pin 16 - 148 is Pin 8, 149 is Pin 18
#var_gpio_in = 18
# GPIO Setup
GPIO.setwarnings(True)
GPIO.setmode(GPIO.ROCK)
GPIO.setup(var_gpio_out, GPIO.OUT, initial=GPIO.HIGH) # Set up GPIO as an output, with an initial state of HIGH
#GPIO.setup(var_gpio_in, GPIO.IN, pull_up_down=GPIO.PUD_UP) # Set up GPIO as an input, pullup enabled
# Test Output
print("")
print("Testing GPIO Input/Output:")
while True:
var_gpio_state = GPIO.input(var_gpio_out) # Return State of GPIO
print("Output State: " + str(var_gpio_state))
if var_gpio_state == 1:
GPIO.output(var_gpio_out,0) # Set GPIO to LOW
print("Turning off") # Print results
else:
GPIO.output(var_gpio_out,1) # Set GPIO to LOW
print("Turning on")
sleep(1.0)
exit()
