top1.tdf

verilog编写实用多功能电子表

FUNCTION ss_def (clk, reset, count) RETURNS (MACHINE ss_out);
FUNCTION ss_use (MACHINE ss_in) RETURNS (out);


SUBDESIGN top1 
(
	sys_clk, /reset, hold	: INPUT;
	sync_out					: OUTPUT;
)
VARIABLE
	ss_ref: MACHINE;  % Machine Alias Declaration %
BEGIN
	ss_ref = ss_def(sys_clk, !/reset, !hold);
	sync_out = ss_use(ss_ref);
END;