In this paper,we present a new approach for complex system design,which allows rapid,efficient and low-cost prototyping.This approach can simplify designing tasks and go faster from system modeling to effective hardwa...In this paper,we present a new approach for complex system design,which allows rapid,efficient and low-cost prototyping.This approach can simplify designing tasks and go faster from system modeling to effective hardware implementation.Designing multi-domain systems requires different engineering competences and several tools,our approach gives a unique design environment,based on the use of VHDL-AMS modeling language and FPGA device within the same design tool.This approach is intended to enhance hardware-in-the-loop(HIL)practices with a more realistic simulation which improve the verification process in the system design flow.This paper describes the implementation of a software/hardware platform as a practical support for our approach,the feasibility and the benefits of this approach are demonstrated through a practical case study for power converter control.The obtained results show that the developed method achieves significant speed-up compared with conventional simulation,with a minimum used resources and minimum latency.展开更多
针对传统IIC总线接口的FPGA设计可重用性不高的问题,提出了一种基于FPGA的可配置IIC总线接口设计方案。该方案采用同步有限状态机设计方法和硬件描述语言Verilog HDL,对IIC总线的数据传输时序进行模块化设计,采用Signal Tap II对设计模...针对传统IIC总线接口的FPGA设计可重用性不高的问题,提出了一种基于FPGA的可配置IIC总线接口设计方案。该方案采用同步有限状态机设计方法和硬件描述语言Verilog HDL,对IIC总线的数据传输时序进行模块化设计,采用Signal Tap II对设计模块进行仿真验证。实验结果表明,该设计接口作为一种主控制器接口,可实现与具有IIC总线接口的从机器件100 kbyte/s和400 kbyte/s的可靠数据传输。该方案具有可重用度高、可配置性强、控制灵活等优点,并已成功运用于工程实践中。展开更多
文摘In this paper,we present a new approach for complex system design,which allows rapid,efficient and low-cost prototyping.This approach can simplify designing tasks and go faster from system modeling to effective hardware implementation.Designing multi-domain systems requires different engineering competences and several tools,our approach gives a unique design environment,based on the use of VHDL-AMS modeling language and FPGA device within the same design tool.This approach is intended to enhance hardware-in-the-loop(HIL)practices with a more realistic simulation which improve the verification process in the system design flow.This paper describes the implementation of a software/hardware platform as a practical support for our approach,the feasibility and the benefits of this approach are demonstrated through a practical case study for power converter control.The obtained results show that the developed method achieves significant speed-up compared with conventional simulation,with a minimum used resources and minimum latency.
