Name		Name	Last commit message	Last commit date
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README.md		README.md
analog_input_ads1115.py		analog_input_ads1115.py
pwm_hardware.py		pwm_hardware.py
pwm_hardware_timed.py		pwm_hardware_timed.py
pwm_software.py		pwm_software.py
requirements.txt		requirements.txt

README.md

Practical Python Programming for IoT

Chapter 5 - Connecting Your Raspberry Pi to the Physical World

requirements.txt - Python dependencies required for this chapter
analog_input_ads1115.py - Read analog input from an ADS1115 ADC I2C module
pwm_software.py - PWM demo using software PWM and a LED
pwm_hardware_timed.py - PWM demo using hardware timed PWM and a LED
pwm_hardware.py - PWM demo using hardware PWM and a LED