1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
# Imports
import webiopi
import time
# Enable debug output
webiopi.setDebug()
# Retrieve GPIO lib
GPIO = webiopi.GPIO
SWITCH = 21
SERVO = 23
LED0 = 24
LED1 = 25
# Called by WebIOPi at script loading
def setup():
webiopi.debug("Script with macros - Setup")
# Setup GPIOs
GPIO.setFunction(SWITCH, GPIO.IN)
GPIO.setFunction(SERVO, GPIO.PWM)
GPIO.setFunction(LED0, GPIO.PWM)
GPIO.setFunction(LED1, GPIO.OUT)
GPIO.pwmWrite(LED0, 0.5) # set to 50% ratio
GPIO.pwmWriteAngle(SERVO, 0) # set to 0 (neutral)
GPIO.digitalWrite(LED1, GPIO.HIGH)
gpio0 = webiopi.deviceInstance("gpio0")
gpio0.digitalWrite(0, 0)
# Looped by WebIOPi
def loop():
# Toggle LED each 5 seconds
value = not GPIO.digitalRead(LED1)
GPIO.digitalWrite(LED1, value)
webiopi.sleep(5)
# Called by WebIOPi at server shutdown
def destroy():
webiopi.debug("Script with macros - Destroy")
# Reset GPIO functions
GPIO.setFunction(SWITCH, GPIO.IN)
GPIO.setFunction(SERVO, GPIO.IN)
GPIO.setFunction(LED0, GPIO.IN)
GPIO.setFunction(LED1, GPIO.IN)
gpio0 = webiopi.deviceInstance("gpio0")
gpio0.digitalWrite(0, 1)
# A macro which says hello
@webiopi.macro
def HelloWorld(first, last):
webiopi.debug("HelloWorld(%s, %s)" % (first, last))
return "Hello %s %s !" % (first, last)
# A macro without args which return nothing
@webiopi.macro
def PrintTime():
webiopi.debug("PrintTime: " + time.asctime())
|
