diff --git a/docs/architecture/glossary.rst b/docs/architecture/glossary.rst index 24b8839f..a4e5bdbc 100644 --- a/docs/architecture/glossary.rst +++ b/docs/architecture/glossary.rst @@ -25,13 +25,13 @@ Glossary * Basic BEL - A logic unit which does things. * Routing BEL - A unit which is statically configured at routing time. - + Bitstream Binary data that is directly loaded into an :term:`FPGA` to perform configuration. Contains configuration :term:`frames ` as well as programming sequences and other commands required to load and activate same. - + Block RAM Block RAM is inbuilt, configurable memory on an :term:`FPGA`, able to store more data than the :term:`flip flops `. The block RAM can function as @@ -42,7 +42,7 @@ Glossary CFA A carry or fast adder (CFA) is a logic element on the :term:`FPGA` that performs fast arithmetic operations. - + Clock A clock is a square-wave timing signal (50% on, 50% off) generated by an external oscillator and passed into the :term:`FPGA`. The clock frequency @@ -62,7 +62,7 @@ Glossary part of a :term:`horizontal clock row` to one side of the global :term:`clock spine`. The term also often refers to the :term:`tiles ` that are associated with these clocks. - + Clock region Portion of a device including up to 12 :term:`clock domains `. A clock region is situated to the left or right of the global clock spine, @@ -90,7 +90,7 @@ Glossary Fabric sub region FSR Another name for :term:`clock region`. - + Flip flop FF A flip flop (FF) is a logic element on the :term:`FPGA` that stores state. @@ -117,7 +117,7 @@ Glossary For example, in a logic column with 50 tiles, the first tile is configured with the first two words in each frame, the next tile with the next two words, and so on. - + Frame base address The first configuration frame address for a :term:`column`. A frame base address has always the 7 LSB bits cleared. @@ -135,7 +135,7 @@ Glossary You use a hardware definition language (HDL) to describe the behavior of an electronic circuit. Popular HDLs include Verilog (inspired by C) and VHDL (inspired by Ada). - + Horizontal clock row HROW Portion of a device including 12 horizontal :term:`clocks ` and the @@ -171,7 +171,7 @@ Glossary Place and route Place and route (PnR) is the process of taking logic and placing it into hardware logic elements on the :term:`FPGA`, and then routing the signals - between the placed elements. + between the placed elements. Region of interest ROI @@ -222,4 +222,4 @@ Glossary Word 32 bits stored in big-endian order. Fundamental unit of :term:`bitstream` - format. + format.