SunFounder Da Vinci Kit Bedienungsanleitung Seite 240

SunFounder Da Vinci Kit
lengths = []
current_length
for current in
current_length
if state ==
if current
state
else:
continue
if state ==
if current
state
else:
continue
if state ==
if current
state
else:
continue
if state ==
if current
current_length
state
else:
continue
if state ==
if current
lengths.append(current_length)
state
else:
continue
if len(lengths)
#print ("Data not good, skip")
return False
shortest_pull_up
longest_pull_up
halfway = (longest_pull_up
bits = []
the_bytes = []
byte = 0
for length in lengths:
bit = 0
if length >
bit = 1
bits.append(bit)
#print ("bits: %s, length: %d" % (bits, len(bits)))
for i in range(0, len(bits)):
byte = byte
if (bits[i]):
byte =
else:
byte =
236
= 0
data:
+= 1
STATE_INIT_PULL_DOWN:
== GPIO.LOW:
= STATE_INIT_PULL_UP
STATE_INIT_PULL_UP:
== GPIO.HIGH:
= STATE_DATA_FIRST_PULL_DOWN
STATE_DATA_FIRST_PULL_DOWN:
== GPIO.LOW:
= STATE_DATA_PULL_UP
STATE_DATA_PULL_UP:
== GPIO.HIGH:
= 0
= STATE_DATA_PULL_DOWN
STATE_DATA_PULL_DOWN:
== GPIO.LOW:
= STATE_DATA_PULL_UP
!= 40:
= min(lengths)
= max(lengths)
+ shortest_pull_up)
halfway:
<< 1
byte | 1
byte | 0
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Kapitel 1. Über das Da Vinci Kit