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#### 13.2.8 pintype attribute

Each pin must have a pintype=value attribute attached to it and should be make hidden. Table 1 shows valid values for this attribute.

This attribute is not used extensively in the symbol library, but it will be used for DRC and netlisting. Use “passive” if no other type matches.

Examples:

    pintype=clk
    pintype=in
    pintype=pas

‘`in`’

  Input

‘`out`’

  Output

‘`io`’

  Input/Output

‘`oc`’

  Open collector

‘`oe`’

  Open emitter

‘`pas`’

  Passive

‘`tp`’

  Totem pole

‘`tri`’

  Tristate (high impedance)

‘`clk`’

  Clock

‘`pwr`’

  Power/Ground

Table 13.1: pintype values