用于嵌入式驱动编程学习的一本经典的教材，该书并不针对具体设备，描述编写驱动的普遍规律和原理，最好结合代码看-Learn programming for embedded driver of a classic textbook, the book is not directed at specific equipment, describe the preparation of a universal law-driven and theory, the best combination of code look
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