10.1.16.3 Bi-Directional Buffers Implementation Rules
The following table lists the implementation rules for a Bi-Directional Buffer.
| Parameter | Value | Function |
|---|---|---|
| LPMTYPE | LPM_IO / LPM_IOB_IO | Bi-directional Buffers |
| LPM_HINT | BIBUF / IOB, GLMIOB (Flash) | Regular Bi-directional Buffers/IO pad with Global Connection, Two Multiplexed Pads & Global Con-nection (ProASIC) |
| BIBUF_SP (Axcelerator Only) | Special Bi-directional Buffers | |
| BIBUF_PU (Axcelerator Only) | Pull-up Bi-directional Buffers | |
| BIBUF_PD (Axcelerator Only) | Pull-down Bi-directional Buffers |