Technical book, embedded systems, architecture, programming, design, PDF document, A4 paper size, 300 DPI resolution, detailed diagrams, flowcharts, circuit boards, microcontrollers, breadboards, wires, resistors, capacitors, transistors, programming languages, C++, Python, Java, software development, coding, debugging, simulation, digital logic, analog circuits, robotics, IoT devices, futuristic laboratory, dim lighting, wooden tables, metal shelves, modern chairs, minimalistic background, sharp focus, shallow depth of field, informative graphics.