Designing with Low-Level Primitives
Chapter 2. Primitive Reference
Primitives ................................................................................................................................................ 2–1
ALT_INBUF ...................................................................................................................................... 2–1
ALT_OUTBUF .................................................................................................................................. 2–3
ALT_OUTBUF_TRI .......................................................................................................................... 2–6
ALT_IOBUF ....................................................................................................................................... 2–8
ALT_INBUF_DIFF ......................................................................................................................... 2–11
ALT_OUTBUF_DIFF ..................................................................................................................... 2–13
ALT_OUTBUF_TRI_DIFF ............................................................................................................. 2–14
ALT_IOBUF_DIFF .......................................................................................................................... 2–19
ALT_BIDIR_DIFF ........................................................................................................................... 2–22
ALT_BIDIR_BUF ............................................................................................................................ 2–25
LCELL .............................................................................................................................................. 2–27
DFF ................................................................................................................................................... 2–28
CARRY and CARRY_SUM ........
1