counter[3] counter[1] counter[10] counter[18] counter[12] btnSync counter[0] btnLast counter[7] counter[5] counter[15] counter[4] counter[2] counter[21] counter[17] counter[9] counter[11] counter[19] counter[13] led2_xhdl2 led1_xhdl1 counter[8] counter[14] counter[6] led3_xhdl3 counter[20] counter[16] counter[3] counter[1] counter[10] counter[18] counter[12] btnSync counter[0] btnLast counter[7] counter[5] counter[15] counter[4] counter[2] counter[21] counter[17] counter[9] counter[11] counter[19] counter[13] led2_xhdl2 led1_xhdl1 counter[8] counter[14] counter[6] led3_xhdl3 counter[20] counter[16]