Titlebook: ESP32 Formats and Communication; Application of Commu Neil Cameron Book 2023 Neil Cameron 2023 Electronics.Micro-controller.Internet of Thi

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https://doi.org/10.1057/9780230119062Email and QR (Quick Response) codes are both ubiquitous, and projects with the ESP32 microcontroller incorporate both technologies. Transmitting information or images by email with the ESP32 microcontroller and generating a QR code instructing an ESP32 microcontroller to control a device are described in this chapter.

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reader/writer. Camera images are either stored on the micro-SD card or displayed on an LCD screen or streamed to a web page. This chapter outlines streaming images to an LCD screen connected to the ESP32-CAM module or to an LCD screen connected to a remote ESP32 module or to a web page.

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https://doi.org/10.1057/9780230101654used in portable power tools and electric vehicles. This chapter describes controlling servo motors and DC motors with the ESP32 microcontroller and also with the combination of an app and the ESP32 microcontroller.

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Mathematics and Its Applicationsigital to analog converters (ADCs and DACs), capacitive touch sensors, and a Hall effect sensor. The ESP32 microcontroller includes two 240MHz cores, each with a Tensilica Xtensa 32-bit LX6 microprocessor. The ESP32 microcontroller is incorporated in several formats, ranging from a development board

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https://doi.org/10.1007/978-3-662-39653-7-to-one), broadcast (one-to-many), and mesh (many-to-many) communication between devices. ESP-MESH nodes do not require direct contact between all nodes, as the ESP-MESH protocol ensures that a message reaches the destination node by routing the message through the network (see Figure 3-1). The node

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