Vias

Vias

Vias are computed from the drill data found in the ODB++ file. An example of the drill feature data is shown below:

#
#Feature attribute text strings
#
&0 VIA_RoundD31.4961H11.8110C27.5590
&1 Pad_Simple_X139.7638Y139.7638H120.0787C135.8267
&2 Pad_Simple_X0.0000Y0.0000H129.9213C145.6693
&3 Pad_Simple_X45.2756Y45.2756H31.4961C47.2441
&4 Pad_Simple_X0.0000Y0.0000H33.4646C49.2126
&5 Pad_Simple_X59.0550Y59.0550H35.4331C51.1811
&6 Pad_Simple_X64.9606Y64.9606H39.3701C55.1181
&7 Pad_Complex_X64.9606Y64.9606H39.3701C55.1181
&8 Pad_Complex_X78.7402Y78.7402H59.0551C74.8031
&9 Pad_Simple_X0.0000Y0.0000H63.3858C79.1338
&10 VIA_RoundD21.6535H7.8740C23.6220

#
#Layer features
#
P 39.5586614 44.0251968 5 P 0 0 ;0=8,1=0
P 39.5586614 44.4346456 5 P 0 0 ;0=8,1=0
P 39.5625984 40.2456693 5 P 0 0 ;0=8,1=0
P 39.5625984 40.6511811 5 P 0 0 ;0=8,1=0
P 39.6669291 39.6669291 9 P 0 0 ;0=2,1=1
P 39.6669291 44.7850393 9 P 0 0 ;0=2,1=1
P 40.052244 43.4891535 3 P 0 0 ;0=5,1=0
P 40.052244 43.5601378 3 P 0 0 ;0=5,1=0
P 40.1232283 43.4891535 3 P 0 0 ;0=5,1=0
P 40.1232283 43.5601378 3 P 0 0 ;0=5,1=0

By reading this section, NETEX-O creates the via (and any associated geometry) needed to interconnect the layers.