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comparison light8/io.py @ 83:ae2ed47a5321

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io can now return to being dummy (untested) io can now return to being dummy (untested) fixed a wrong method name in SerialPots too
author drewp
date Fri, 12 Jul 2002 10:59:43 +0000
parents 70bd142d72c2
children 0459cecf8145
comparison
equal deleted inserted replaced
82:65e77dc74ad8 83:ae2ed47a5321
10 print "IO: %s is going live" % self.__name__ 10 print "IO: %s is going live" % self.__name__
11 self.dummy=0 11 self.dummy=0
12 # you'd override with additional startup stuff here, 12 # you'd override with additional startup stuff here,
13 # perhaps even loading a module and saving it to a class 13 # perhaps even loading a module and saving it to a class
14 # attr so the subclass-specific functions can use it 14 # attr so the subclass-specific functions can use it
15
16 def godummy(self):
17 print "IO: %s is going dummy" % self.__name__
18 self.dummy=1
19 # you might override this to close ports, etc
15 20
16 def isdummy(self): 21 def isdummy(self):
17 return self.dummy 22 return self.dummy
18 23
19 def __repr__(self): 24 def __repr__(self):
56 def __init__(self): 61 def __init__(self):
57 # no init here- call getport() to actually initialize 62 # no init here- call getport() to actually initialize
58 self.dummy=1 63 self.dummy=1
59 self.__name__='SerialPots' # i thought this was automatic! 64 self.__name__='SerialPots' # i thought this was automatic!
60 65
61 def startup(self): 66 def golive(self):
62 """ 67 """
63 ls -l /dev/i2c-0 68 ls -l /dev/i2c-0
64 crw-rw-rw- 1 root root 89, 0 Jul 11 12:27 /dev/i2c-0 69 crw-rw-rw- 1 root root 89, 0 Jul 11 12:27 /dev/i2c-0
65 """ 70 """
66 import serport 71 import serport
71 # this is for a chip with A0,A1,A2 lines all low: 76 # this is for a chip with A0,A1,A2 lines all low:
72 port = 72 77 port = 72
73 78
74 ioctl(self.f,I2C_SLAVE,port) 79 ioctl(self.f,I2C_SLAVE,port)
75 self.dummy=0 80 self.dummy=0
81
82 def godummy(self):
83 BaseIO.godummy(self)
84 self.f.close()
76 85
77 def getlevels(self): 86 def getlevels(self):
78 if self.dummy: 87 if self.dummy:
79 return (0,0,0,0) 88 return (0,0,0,0)
80 else: 89 else: