PLD/EDA工具功能发展情况 FIRST GENERATION Design Methods Equations Schematics Operating Environment THIRD GENERATION DOS Design Methods ASCII Graphics AHDL ilog SECOND GENERATION Operating Environment Design Method Windows Schematics UNIX quations Windows Graphics AHDL Operating Environment DOS 1985 1988 合肥学院电子信息与电气工程谭敏 2004.9合肥学院 电子信息与电气工程 谭敏 2004.9 4 Performance/Features 1985 1988 1991 FIRST GENERATION Design Methods Equations Schematics Operating Environment DOS ASCII Graphics SECOND GENERATION Design Methods Schematics Equations AHDL Operating Environment DOS Direct Graphics THIRD GENERATION Design Methods AHDL VHDL, Verilog HDL Operating Environment Windows UNIX Windows Graphics PLD/EDA工具功能发展情况