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Add comments to ecp5 box

This commit is contained in:
Eddie Hung 2019-06-22 14:33:47 -07:00
parent 792d0670c3
commit 6027549464
1 changed files with 6 additions and 0 deletions
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6
techlibs/ecp5/abc_5g.box
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@ -1,5 +1,11 @@
# NB: Inputs/Outputs must be ordered alphabetically
# (with exceptions for carry in/out)
# Box 1 : CCU2C (2xCARRY + 2xLUT4)
# Outputs: S0, S1, COUT
# (NB: carry chain input/output must be last
# input/output and have been moved there
# overriding the alphabetical ordering)
# name ID w/b ins outs
CCU2C 1 1 9 3