elif msg[:15].lower()=="digitalWriteLow".lower(): if en_jetduino: port=int(msg[15:]) jetduino.digitalWrite(port,0) if en_debug: print msg elif match_sensors(msg,pwm) >=0: if en_jetduino: s_no=match_sensors(msg,pwm) sens=pwm[s_no] l=len(sens) port=int(msg[l:l+1]) power=int(msg[l+1:]) jetduino.pinMode(port,"OUTPUT") jetduino.analogWrite(port,power) if en_debug: print msg elif match_sensors(msg,digitalOp) >=0: if en_jetduino: s_no=match_sensors(msg,digitalOp) sens=digitalOp[s_no] l=len(sens) port=int(msg[l:l+1]) state=msg[l+1:] jetduino.pinMode(port,"OUTPUT") if state=='on': jetduino.digitalWrite(port,1) else: jetduino.digitalWrite(port,0)
# Digital ports that do not support PWM
# D14-D54
jetduino.pinMode(led, OUTPUT_PIN)
time.sleep(0.1)
i = 0
while True:
try:
# Reset
if i > 255:
i = 0
# Current brightness
print (i)
# Give PWM output to LED
jetduino.analogWrite(led,i)
# Increment brightness for next iteration
i = i + 5
time.sleep(.05)
except KeyboardInterrupt:
jetduino.analogWrite(led,0)
break
except IOError:
print ("Error")
import time
import jetduino
from jetduino_pins import *
# Connect the Grove MOSFET to analog port D6
# SIG,NC,VCC,GND
mosfet = ARD_D6
jetduino.pinMode(mosfet, OUTPUT_PIN)
time.sleep(1)
while True:
try:
# Full speed
jetduino.analogWrite(mosfet,255)
print ("full speed")
time.sleep(2)
# Half speed
jetduino.analogWrite(mosfet,128)
print ("half speed")
time.sleep(2)
# Off
jetduino.analogWrite(mosfet,0)
print ("off")
time.sleep(2)
except KeyboardInterrupt:
jetduino.analogWrite(mosfet,0)
jetduino.pinMode(led,"OUTPUT")
last_sound = 0
while True:
# Error handling in case of problems communicating with the GrovePi
try:
# Get value from temperature sensor
[temp,humidity] = jetduino.dht(temperature_sensor,0)
t=temp
# Get value from light sensor
light_intensity = jetduino.analogRead(light_sensor)
# Give PWM output to LED
jetduino.analogWrite(led,light_intensity/4)
# Get sound level
sound_level = jetduino.analogRead(sound_sensor)
if sound_level > 0:
last_sound = sound_level
# Post a tweet
print ("DI Lab's Temp: %.2f, Light: %d, Sound: %d" %(t,light_intensity/10,last_sound))
api.PostUpdate("DI Lab's Temp: %.2f, Light: %d, Sound: %d" %(t,light_intensity/10,last_sound))
time.sleep(3)
except IOError:
print "Error"
except:
print "Duplicate Tweet"
# Vcc of the grove interface is normally 5v
grove_vcc = 5
# Full value of the rotary angle is 300 degrees, as per it's specs (0 to 300)
full_angle = 300
while True:
try:
# Read sensor value from potentiometer
sensor_value = jetduino.analogRead(potentiometer)
# Calculate voltage
voltage = round((float)(sensor_value) * adc_ref / 1023, 2)
# Calculate rotation in degrees (0 to 300)
degrees = round((voltage * full_angle) / grove_vcc, 2)
# Calculate LED brightess (0 to 255) from degrees (0 to 300)
brightness = int(degrees / full_angle * 255)
# Give PWM output to LED
jetduino.analogWrite(led,brightness)
print ("sensor_value =", sensor_value, " voltage =", voltage, " degrees =", degrees, " brightness =", brightness)
except KeyboardInterrupt:
jetduino.analogWrite(led,0)
break
except IOError:
print ("Error")
