The bulk of the book concentrates on details important to reliable, worst-case-scenario microcontroller hardware design, like bus loading, timing, and the use of I/O, DMA, and interrupts.

• 大部分的书集中在重要的细节，以可靠，最坏的情况-情景单片机硬件设计，像公共汽车上落，时间和使用的i/o，dma的，而中断。