time,counter_out[3],counter_out[2],counter_out[1],counter_out[0],overflow_out
5,x,x,x,x,x
15,x,x,x,x,x
25,x,x,x,x,x
35,0,0,0,0,0
45,0,0,0,0,0
55,0,0,0,1,0
65,0,0,1,0,0
75,0,0,1,1,0
85,0,1,0,0,0
95,0,1,0,1,0
105,0,1,1,0,0
115,0,1,1,1,0
125,1,0,0,0,0
135,1,0,0,1,0
145,1,0,1,0,0
155,1,0,1,1,0
165,1,1,0,0,0
175,1,1,0,1,0
185,1,1,1,0,0
195,1,1,1,1,0
205,0,0,0,0,1
215,0,0,0,1,1
225,0,0,1,0,1
235,0,0,1,1,1
245,0,1,0,0,1
255,0,1,0,1,1
