import time
d = '\u00b0' #create the degree symbol
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
TINK.openMETER(1) #Create a display meter on the screen
TINK.setTITLE('TINKERplate Demo')
TINK.setCOLOR((255, 0, 0)) #Set meter text color to RED to indicate warm range
while (True): #start loop
temp = TINK.getTEMP(0, 1) #collect temperature data
TINK.setMETER(temp, d + 'F', 'Temperature:')
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
TINK.setCOLOR(
(0, 0,
255)) #Set meter text color to BLUE to indicate cool range
print("Temperature:", temp,
", Fan Off") #indicate the state change
else:
import piplates.TINKERplate as TINK #import TINKERplate module
import math #import math module - needed for sine and pi
import time #import the time module - needed for sleep
Mag=10
N=360
mColor=(255,255,0) #this tuple represents the color yellow
TINK.openMETER(4) #create a panel meter with the default of a single line
TINK.setCOLOR(mColor) #set meter color
TINK.setTITLE('Trigonometery Functions') #Set meter title
while(True): #Loop forever
for i in range(N): #do this 360 times
TINK.setMETER(i,'degrees','Angle:',1) #write angle to line 1
val=math.sin(2*math.pi*i/360) #calculate sine of angle
TINK.setMETER(val,'','Sine:',2) #write sine value to line 2
val=math.cos(2*math.pi*i/360) #calculate cosine of angle
TINK.setMETER(val,'','Cosine:',3) #write cosine value to line 3
val=math.tan(2*math.pi*i/360) #calculate tangent of angle
TINK.setMETER(val,'','Tangent:',4) #write tangent value to line 4
time.sleep(0.1)
import piplates.TINKERplate as TINK
import time
#create battery state thresholds
VL = 1.2
VH = 1.4
TINK.openMETER(1) #Create a panel meter on the screen
#Change window title:
TINK.setTITLE("TINKERplate Battery Tester")
#TINK.setCOLOR((255,0,0)) #start with red text
while (True):
bat = TINK.getADC(0, 1) #read analog chanel 1
if (bat >= VH):
TINK.setCOLOR((0, 255, 0)) #show green text
TINK.setMETER(bat, 'Volts', 'GOOD', 1) #indicate a GOOD battery
if ((bat >= VL) and (bat < VH)):
TINK.setCOLOR((255, 255, 0)) #show yellow text
TINK.setMETER(bat, 'Volts', 'OK', 1) #indicate an OK battery
if (bat < VL):
TINK.setCOLOR((255, 0, 0)) #show red text
TINK.setMETER(bat, 'Volts', 'BAD', 1) #indicate a BAD battery
time.sleep(.5) #delay and repeat