534VHDL顺序语句( Sequential) ENTITY ARCHITECTURE Process Process ports Sequential Combinational orts Process Process component 硬件执行:并发执行(VHDL本质) 仿真执行:顺序执行、并发执行 分为两大类:顺序( Sequentia)描述语句 并发( Concurrent)描述语句1 硬件执行：并发执行（VHDL本质） 仿真执行：顺序执行、并发执行 分为两大类：顺序（Sequential）描述语句 并发（Concurrent）描述语句 ARCHITECTURE Process Process ENTITY Sequential Process Combinational Process ports ports component §3.4 VHDL顺序语句（Sequential）