Class: I2CDevice::D6T44L

Inherits:
I2CDevice show all
Defined in:
lib/templates/grove_pi/i2c/device/d6t-44l.rb

Defined Under Namespace

Classes: InvalidParityException

Constant Summary

Constants inherited from I2CDevice

VERSION

Instance Attribute Summary

Attributes inherited from I2CDevice

#address

Instance Method Summary collapse

Methods inherited from I2CDevice

#i2cget, #i2cset

Constructor Details

#initialize(args = {}) ⇒ D6T44L

Returns a new instance of D6T44L.



7
8
9
10
 
# File 'lib/templates/grove_pi/i2c/device/d6t-44l.rb', line 7

def initialize(args={})
  args[:address] = 0x0a
  super
end

Instance Method Details

#read_data ⇒ Object 



12
13
14
15
16
17
18
19
20
21
22
23
24
 
# File 'lib/templates/grove_pi/i2c/device/d6t-44l.rb', line 12

def read_data
  data = i2cget(0x4c, 35)
  unless checkPEC(data, false)
    raise InvalidParityException
  end

  # PTAT はセンサ内部の参照温度データ
  ptat, *pixels = data[0..-2].unpack("v*")
  {
    :PTAT => ptat,
    :PIXELS => pixels.each_slice(4).to_a
  }
end