Projects 4-bit Serial Adder/ Subtractor with Parallel Load FPGA Sequential Arithmetics Writing to a BSCAN Primitive on Spartan 3A FPGA Sequential Internal Feature JTAG Reading Device DNA on Spartan 3A FPGA Sequential Internal Feature DNA Programming Xilinx Spartan 3A FPGA via UrJTAG FPGA UrJTAG JTAG FPGA Morse Code Display FPGA Morse JTAG to LCD communication FPGA JTAG BScan