counterx.hier_info

通过VHDL语言编写的计数器程序,可以在一吗器显示管上分段显示小时,分,秒,并且可以分别清零

|counterx
d[0] => cnt~7.DATAB
d[1] => cnt~6.DATAB
d[2] => cnt~5.DATAB
d[3] => cnt~4.DATAB
clk => cnt[2].CLK
clk => cnt[1].CLK
clk => cnt[0].CLK
clk => cnt[3].CLK
clear => cnt~8.OUTPUTSELECT
clear => cnt~9.OUTPUTSELECT
clear => cnt~10.OUTPUTSELECT
clear => cnt~11.OUTPUTSELECT
ld => cnt~4.OUTPUTSELECT
ld => cnt~5.OUTPUTSELECT
ld => cnt~6.OUTPUTSELECT
ld => cnt~7.OUTPUTSELECT
enable => cnt~0.OUTPUTSELECT
enable => cnt~1.OUTPUTSELECT
enable => cnt~2.OUTPUTSELECT
enable => cnt~3.OUTPUTSELECT
qa[0] <= cnt[0].DB_MAX_OUTPUT_PORT_TYPE
qa[1] <= cnt[1].DB_MAX_OUTPUT_PORT_TYPE
qa[2] <= cnt[2].DB_MAX_OUTPUT_PORT_TYPE
qa[3] <= cnt[3].DB_MAX_OUTPUT_PORT_TYPE