Port type designation Toolbar
![1](drex_bullet_1.png) Input Ports "Green"
Add Input port to selected Object. If port is already selected, chnage it's type to input
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![2](drex_bullet_2.png) Control Port "White"
Add Control port to selected Object. If port is already selected, chnage it's type to Control
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![3](drex_bullet_3.png) Output Port "Red"
Add Output port to selected Object. If port is already selected, chnage it's type to Output
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![4](drex_bullet_4.png) Bidirectional Port "Yellow"
Add Bidirectional port to selected Object. If port is already selected, chnage it's type to Bidirectional
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![5](drex_bullet_5.png) Unused Port "Black"
Add Unused port to selected Object. If port is already selected, chnage it's type to unused
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![6](drex_bullet_6.png) Batch Add Multiple Port Addition
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