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Optimal C Constructs for 8051 Microcontrollers

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The limitations of an 8-bit microcontroller (MCU) can sometimes make conventional C constructs produce suboptimal code. In this article we look at common problems on the 8051 family and discuss workarounds in C.

Introduction to Counter/Timer Hardware

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Counter units (aka, timer units) are crucial components of most embedded systems and included in many microcontrollers. Here's a primer on the hardware.

Introduction to Closed-Loop Control and PID

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Most control systems utilize feedback in some manner. Here's a look at several fundamental feedback mechanisms, culminating in a description of a basic PID controller.

Embedded Linux and Copyright Law

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The rising popularity of Linux has spurred many embedded developers to consider it as an RTOS alternative. Here's the straight scoop on the legal implications for the proprietary parts of your firmware.

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