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Contents
module Denko
module I2C
module Peripheral
include Behaviors::BusPeripheralAddressed
include Behaviors::Reader
def before_initialize(options={})
# Allow peripherals to set @i2c_address.
@address ||= @i2c_address
# I2C defaults if peripheral does not set.
@i2c_frequency ||= 100000
@i2c_repeated_start ||= false
# Override defaults if given in options.
@i2c_frequency = options[:i2c_frequency] if options[:i2c_frequency]
@i2c_repeated_start = options[:i2c_repeated_start] if options[:i2c_frequency]
# Allow generic :address option to be given as :i2c_address before validation.
# Superclass method will hande override.
options[:address] ||= options[:i2c_address]
super(options)
end
attr_accessor :i2c_repeated_start, :i2c_frequency
alias :i2c_address :address
def i2c_write(bytes=[])
bus.write(address, bytes, i2c_frequency, i2c_repeated_start)
end
def i2c_read(register, num_bytes)
bus._read(address, register, num_bytes, i2c_frequency, i2c_repeated_start)
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems