Preface xxi 1 Number Systems 1 1.1 Analogue Versus Digital 1 1.2 Introduction to Number Systems 2 1.3 Decimal Number System 2 1.4 Binary Number System 3 1.4.1 Advantages 3 1.5 Octal Number System 4 1.6 Hexadecimal Number System 4 1.7 Number Systems
This newly revised book blends academic precision and practical experience in an authoritative introduction to basic principles of digital design and practical requirements in both board-level and VLSI systems. With over twenty years of experience i
This manual discusses VHDL and the Synario Programmable IC Solution. This manual is intended to supplement the material presented in the Programmable IC Entry manual. The following topics are discussed in this manual: · VHDL Language Structure · How
在CoolRunner-II器件中每个宏单元的触发器都具有双沿触发(DET)的功能,这个特性可以进一步提高器件的资源利用率和可靠性,有效地降低器件的功耗。因为寄存器采用双沿触发后可以使器件的时钟信号频率降低一半,从而带来功耗的降低和可靠性的提高。双沿触发寄存器可用于高性能移位寄存器、计数器、比较器及状态机等,设计工具可以自动地推论在ABEL、HDL语言及Schematic设计中的DET触发器。 例1:基于VHDL语言的设计。 process (clock)