import piplates.TINKERplate as TINK
import time
tripTEMP = 78 #this is the temperature we will operate around
hysteresis = 1 #we will add a small amount of hysteresis to avoid chatter
threshold = tripTEMP - hysteresis #the on/off threshold is the tripTEMP +/- the hysteresis
fanON = True #initialize flag and..
TINK.relayON(0, 1) #turn on fan
TINK.setDEFAULTS(0) #set all Digital I/O ports to their default states
TINK.setMODE(0, 1, 'temp') #set the mode of Digital I/O port 1 to temperature
while (True): #start loop
temp = TINK.getTEMP(0, 1) #collect temperature data
if (fanON):
if (temp < threshold): #if on and temp is below threshold:
fanON = False #clear state
TINK.relayOFF(0, 1) #turn off fan
threshold = tripTEMP + hysteresis #set high threshold
else:
if (temp > threshold): #if off and temp is above threshold:
fanON = True #set state true
TINK.relayON(0, 1) #turn on fan
threshold = tripTEMP - hysteresis #set low threshold
print("Temperature:", temp, ", Fan State:", fanON)
time.sleep(1) #sleep 1 sec then
def relay1Change(): #Callback function for Relay 1
if(rly1Cntl.value=='CLOSE'):
TINK.relayOFF(0,1)
else:
TINK.relayON(0,1)
def relay2Change(): #Callback function for Relay 2
if(rly1Cnt2.value=='CLOSE'):
TINK.relayOFF(0,2)
else:
TINK.relayON(0,2)
import piplates.TINKERplate as TINK
import time
TINK.setDEFAULTS(0) #initialize Digital I/O ports
TINK.setMODE(0, 2, 'din') #set port 2 as an input for the motion sensor
TINK.setMODE(0, 3, 'dout') #set port 3 as an output for the siren
while (True):
motion = TINK.getDIN(0, 2) #read motion sensor status
if (motion == 1): #if motion detected
TINK.relayON(0, 1) #turn on lamp
TINK.setDOUT(0, 3) #turn on siren
else: #if no motion
TINK.relayOFF(0, 1) #turn off lamp
TINK.clrDOUT(0, 3) #turn off siren
time.sleep(0.1) #wait 100msec and repeat