1 Bit Alu Block Diagram. Name direction width description a in 8 operand a b in 8 operand b op in 1 operation code clk in 1 clock 20 mhz. Babic presentation f carry out a 3 1 a l u 0 r e s u l t 0 a 0 r e s u l t 1 a 1 r e s u l t 2 a 2 o p e r.
In stdlogicvector 2 downto 0. The z 80 has a 4 bit alu here s how it works. Alu block diagram table 1 specifies the ios if the alu.
Truth table for 8 bit alu.
Design and analysis of fpga based 32 bit alu using reversible gates fpga. Block diagram of alu 22 alu operations. According to select line input appropriate operation is performed between two inputs. Build an 8 bit computer ben eater.