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Fix #421

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Added SPI tests, simplified the shared SPI software bus implementation,
and fixed several protocol errors in our MCP3xxx classes (the x2 and x1
protocols were wrong)
This commit is contained in:
Dave Jones
2016-09-03 23:54:49 +01:00
parent b6fb8bf748
commit 737a739cd6
10 changed files with 975 additions and 194 deletions
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3
gpiozero/exc.py
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@@ -49,6 +49,9 @@ class SPIError(GPIOZeroError):
class SPIBadArgs(SPIError, ValueError):
"Error raised when invalid arguments are given while constructing :class:`SPIDevice`"
class SPIBadChannel(SPIError, ValueError):
"Error raised when an invalid channel is given to an :class:`AnalogInputDevice`"
class GPIODeviceError(GPIOZeroError):
"Base class for errors specific to the GPIODevice hierarchy"