Python for Microcontrollers: Getting Started with MicroPython and Pyboard

Publisher's Note: Products purchased from Third Party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product. Program Your Own MicroPython projects with ease--no prior programming experience necessary! This DIY guide provides a practical introduction to microcontroller programming with MicroPython. Written by an experienced electronics hobbyist, Python for Microcontrollers: Getting Started with MicroPython features eight start-to-finish projects that clearly demonstrate each technique. You will learn how to use sensors, store data, control motors and other devices, and work with expansion boards. From there, you'll discover how to design, build, and program all kinds of entertaining and practical projects of your own. - Learn MicroPython and object-oriented programming basics - Explore the powerful features of the Pyboard, ESP8266, and WiPy - Interface with a PC and load files, programs, and modules - Work with the LEDs, timers, and converters - Control external devices using serial interfaces and PWM - Build and program a let ball detector using the 3-axis accelerometer - Install and program LCD and touchsensor expansion boards - Record and play sounds using the AMP audio board Title Page Copyright Dedication About the Author Contents Preface Acknowledgments 1 Introduction Introduction to MicroPython Design Philosophy Exploring MicroPython Object-Oriented Programming and Some Python Basics Object-Oriented Concepts Modeling a Robot Some Python Basics The Robot Class Child Classes Using Interfaces Integrated Robot Project Design and Test Dynamic Binding Using MicroPython with a Pyboard Bare-Metal Approach Summary 2 Introduction to the Pyboard Pyboard Hardware Generic Microcontroller Program Development Interrupts Controlling the Pyboard Python Test Program Blinking LEDs PyBlink PyBlink_MP Hardware Interrupt Demonstration Emergency Exception Buffer Timers Timer Interrupts Other Pyboard Hardware The ADC The DAC Summary 3 Interfaces, Files, and Libraries Pulse Width Modulation Bit-Serial Ports UART Serial Protocol I2C Serial Protocol SPI Serial Protocol Directory Structures Importing a Module Using a File for an Import Importing a Module from a PYBFLASH Subdirectory Using the SD Card for an Import Boot Process Error Reporting by the LEDs Libraries Standard Libraries Customized Python Libraries Pyboard-Specific Library and Classes MicroPython Library Summary 4 Let Ball Detector Initial Design Project Requirements Prototype The Accelerometer Low-Level I2C Command Demonstration Inclinometer Hardware Design Main Program Experimenting on the Tennis Court Turn On Visual and Optional Audio Alerts upon Let Ball Detection Final Program Summary 5 LCD and Touch-Sensor Board LCD Board Specifications Initial LCD Module Operations LCD Graphics Demonstration Using an External Command with the LCD Controller Touch Controller Capacitive Sensing LCD Module Touch-Sensor Schematic and MPR121 Registers MPR121 Driver Software Initial Touch-Sensor Test LEDs Controlled by Touch Pads LCD and Touch-Sensor Demonstration Using the LCD Module GPIO Pins MPR121 PWM Summary 6 The AMP Audio Skin Assembling the AMP Board AMP Board Circuits Audio Input Circuit Audio Output Circuit Initial Test Troubleshooting the Distortion Playing MP3 Files Audio Input Demonstration Summary 7 An Autonomous Robotic Car Building the Robot Car Platform A Standard Analog Servo CR Servo Robotic Car Power Supply Electrical and Wiring Instructions Ping Sensor Robot Car Software CR Servo Control Initial Test Run Autonomous Mode Obstacle Avoidance Demonstration Summary 8 GPS with the Pyboard Introduction Brief GPS History The Basics of How GPS Functions The Ultimate GPS Receiver Initial GPS Receiver Test GPS Receiver UART Communication NMEA Protocol Latitude and Longitude Formats Parsed GPS Message MicroPython GPS Parser Preparing GPS Sentences for Parsing Summary 9 The ESP8266 The ESP8266 SMT ESP-12E Module The ESP8266 HUZZAH Breakout Board Key Hardware Technical ESP8266 Features ESP8266 Software Installing MicroPython on the HUZZAH ESP8266 Board Exploring MicroPython Installed on the ESP8266 HUZZAH Board Experiments Analog-to-Digital Converter 1-Wire Temperature Sensor NeoPixel Demonstration APA102 Demonstration webREPL Summary 10 The WiPy WiPy Specifications Wi-Fi Modes Station Access Point Direct WiPy Expansion Board Creating the Initial WiPy Network Connection FTP Demonstration FileZilla Station Operation Boot Process and Restoring the Filesystem Restoring the Filesystem Pymakr Summary 11 Current and Future States of MicroPython The MicroPython Language Hardware Platforms LoPy LoRa Radio System SiPy Sigfox versus LoRa Summary Index Build and program your own electronics projects with MicroPython in no time! This practical guide offers a hands-on introduction to Python-based microcontroller programming with MicroPython and the open-source Pyboard hardware platform. The book shows, step-by-step, how to set up and interface with the board, install the necessary software, and develop custom MicroPython programs. Written by an experienced hobbyist, Python for Microcontrollers: Getting Started with MicroPython and Pyboard features start-to-finish, DIY projects that clearly demonstrate each technique. You will learn how to use the built-in sensor, store data to an SD card, control the LCD and matrix keyboard, interface with the Web--even build a cool robotic car! From there, you will discover how to assemble, program, and troubleshoot all kinds of entertaining and practical projects of your own. · Serves both as a hobbyists' guide and as an introduction for engineers and techs · Features clear explanations, well-illustrated examples, and hands-on projects · Written in clear, easy-to-follow language by an experienced maker **Program Your Own MicroPython projects with ease―no prior programming experience necessary!** This DIY guide provides a practical introduction to microcontroller programming with MicroPython. Written by an experienced electronics hobbyist, __Python for Microcontrollers: Getting Started with MicroPython__ features eight start-to-finish projects that clearly demonstrate each technique. You will learn how to use sensors, store data, control motors and other devices, and work with expansion boards. From there, you’ll discover how to design, build, and program all kinds of entertaining and practical projects of your own. • Learn MicroPython and object-oriented programming basics• Explore the powerful features of the Pyboard, ESP8266, and WiPy • Interface with a PC and load files, programs, and modules • Work with the LEDs, timers, and converters• Control external devices using serial interfaces and PWM• Build and program a let ball detector using the 3-axis accelerometer• Install and program LCD and touchsensor expansion boards• Record and play sounds using the AMP audio board