a1e5b628f3 . change it into 9 two bit outputs using a shift register in vhdl. . reg; --Serial to Parallel shifter . a 1-bit output for you to shift each bit out in . 8-bit shift register. 1) 8-bit shift-left register with positive-edge clock, serial In, and serial out : Serial-in, serial-out shift registers delay data by one clock time for each stage. We have already discussed about Parallel to Serial converter.Now I am going to design a Serial in Parallel out shift register (or Serial to Parallel converter).It is also a shift right type Share & Connect with Your Friends. Parallel in Serial Out (PISO) Shift Register. . In Parallel In Serial Out (PISO) shift registers, . but right-shift of the data stored within the register by one-bit.