VHD util

Code style

Prefixes/sufixes:

• e_ - entity/component instance

• generate_ - generate statement

• _v - variable

• _t - type

• g_NAME - generic

• c_NAME - constant

• i/o_ - input/output ports

• _n - active low

• ports : std_logic and std_logic_vector

• use downto

• entityname.vhd

• entityname_tb.vhd

• packagename_pkg.vhd

• 4 spaces

• ascii

• avoid std_logic_unsigned, etc.

TODO