Tag Archives: development

ESP8266 Output GPIO and Optimization

Like many microcontrollers, the ESP8266 has a slew of GPIO pins that can be used to interact with the outside world. Espressif provides a number of ways to interact with these pins, including the popular function gpio_output_set. When we were … Continue reading

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Solder or no Solder

It came time to attach an ESP to the newly-arrived PCB for our stepper motor. It was only a prototype run, so we had very few boards and couldn’t afford waiting for more to come. From there the issue arose that … Continue reading

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Configuring the Raspberry Pi as an ESP8266 Development Environment

The Raspberry Pi is an advantageous platform for developing ESP8266 software, as it can power the ESP with its 3.3V pins, communicate directly with the ESP via its serial GPIO pins, and natively runs the Xtensa cross-compiler on its Linux-based … Continue reading

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Sacrificing Our Raspberry Pi to Our Stepper Motor Prototype

On Thursday we excitedly hurried into our workspace with a newly-arrived package. We had just received a box from Chris, our hardware engineer, containing two prototype stepper motor controller boards with a pair of motors. While we have been driving … Continue reading

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