t60yz的主页 - 21ic电子技术开发论坛

......

16、Please describe the rtl with INV, AND, OR andDFF. 请用与、或、非门和寄存器画出代码所描述的电路。 ...

15、What are various techniques to resolverouting congestion?如何解决routing congestion问题? 1. Cha ...

Please describe the ECO flow(includingpre-mask ECO and post-mask ECO).请描述ECO流程，包括pre-mask和p ...

1、仿真pattern自身原因，比如程序使用了未初始化（写）的存储区，读出红X的数据并使用，导致红X传播； 2、 ...

There is an X present in my gate-levelsimulation due to a timing violation. How do you identify the ...

Please constrain the timing of clock andinput signal in the waveform, both are input pins for a chip ...

What are gate-level simulations? You havea device that can be programmed via an 12C interface. What ...

不会写testcase

......

Please draw the state machine transmissiondiagram of the array detection 10010，code with Verilogand ...

How do you synchronize an asynchronousinput?异步信号如何进行同步? 方法：单bit：从慢到快，采用两级 ...

What is IR-drop, in which area will beeasy to have IR-drop problem ?什么是IR-drop，在那些地方容易出I ...

What's the difference between asynchronous and an asynchronous circuit?同步电路和异步电路的区别是什 ...

6、What's the difference between a LATCH anda DFF?请描述LATCH和DFF的概念和区别?

The clock cycle is T, the clock toregister output delay is Tco, setup and hold time of a register ar ...

去除时间：Removal time 复位时，在时钟沿来临之后复位信号还需要保持的时间是去除时间，类似于同步时钟的 ...

撤销复位时，恢复到非复位状态的电平必须在时钟有效沿来临之前的一段时间到来，才能保证有效的恢复到非复位 ...

What are recovery and removal times?请描述recovery时间和removal时间的概念。

Please use a MUX and INV to implement aXOR.如何用一个2选一的MUX和一个INV实现异或。

t60yz