Foo(o)

slow = Obj(o, 'slow')
Foo(slow, 10)

slow_12 = Obj(o, 'slow_12')
Foo(slow_12, 12)

o.foo.out.conn = o.slow.foo.inp
o.slow.foo.out.conn = o.slow_12.foo.inp
sched.enque( 200, o.foo.out.set, ('H',) )

NAND(o)
sched.enque( 300, o.nand.inp_a.set, ('L',) )
sched.enque( 300, o.nand.inp_b.set, ('L',) )
sched.enque( 320, o.nand.inp_a.set, ('H',) )
sched.enque( 340, o.nand.inp_b.set, ('H',) )
sched.enque( 360, o.nand.inp_a.set, ('L',) )

test1 = Obj(o, 'test1')
NAND(test1)
Joint(test1)
Lamp(test1)
o.test1.nand.out.conn = o.test1.jt.new_pin()
o.test1.jt.new_pin().conn = o.test1.nand.inp_a
o.test1.jt.new_pin().conn = o.test1.lamp.inp

sched.enque( 400, o.test1.nand.inp_b.set, ('H',) )
sched.enque( 500, o.test1.nand.inp_b.set, ('L',) )
sched.enque( (3,0), o.test1.lamp.inp.set, ('L',) )

sched.enque( (5,0), sched.quit )