Merge remote-tracking branch 'origin/master'

README.md

@@ -41,6 +41,7 @@ Our prototype was of great use for our long term and large volume experiments wh
 
 #### Water Temperature Sensor: DS18B20
 <img src="doc/ds18b20.jpg" alt="DS18B20" width="200"/>
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 [Datasheet](hardware/devices/drivers/hw/datasheets/DS18B20.pdf)
 https://www.adafruit.com/product/381
 
@@ -55,23 +56,27 @@ https://www.adafruit.com/product/381
 
 #### 8 Channel Input/Output Port Extender: PCF8574
 <img src="doc/pcf8574.jpg" alt="PCF8574" width="200"/>
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 [Datasheet](hardware/devices/drivers/hw/datasheets/PCF8574.pdf)
 aliexpress.com
 
 #### Light Emitting Diode LED: TLCY5800
 
 #### I2C Bus Multiplexer: TCA9548A
 <img src="doc/tca9548a.jpg" alt="TCA9548A" width="200"/>
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 [Datasheet](hardware/devices/drivers/hw/datasheets/TCA9448A.pdf)
 https://learn.adafruit.com/adafruit-tca9548a-1-to-8-i2c-multiplexer-breakout/overview
 
 #### High Dynamic Range Digital Light Sensor: TSL2591
 <img src="doc/tsl2591.jpg" alt="TSL2591" width="200"/>
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 [Datasheet](hardware/devices/drivers/hw/datasheets/TSL2591.pdf)
 https://www.adafruit.com/product/1980
 
 #### 16 Channel Pulse Width Modulation Module: PCA9685
 <img src="doc/pca9685.jpg" alt="PCA9685" width="200"/>
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 [Datasheet](hardware/devices/drivers/hw/datasheets/PCA9685.pdf)
 https://www.adafruit.com/product/815