FPGA ToolsTool Introduction
建立/保持检查器帮助 FPGA 工程师快速分析时序路径的建立与保持余量，输入时钟周期、Tcq、组合延迟、建立/保持时间与时钟偏移，即可得到 slack 值与违例标记。
Key Formula / Principle
Setup Slack = Period - Skew - (Tcq + Comb + Tsu) Hold Slack = (Tcq + Comb) - Skew - Thd
Data Processed Locally|All computations run in your browser. Images, formulas, state machine definitions, and any other input data are never sent to any server.
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