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Subject: Parallel In - Parallel Out Shift Registers
Date: Sat, 1 Jan 2011 15:25:33 +0200
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<HTML><HEAD><TITLE>Parallel In - Parallel Out Shift Registers</TITLE>
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<H1 align=3Dcenter><FONT color=3Dteal><I>Parallel In - Parallel =
Out<BR>Shift=20
Registers</I></FONT> </H1>
<BLOCKQUOTE><B>For parallel in - parallel out shift registers, all data =
bits=20
  appear on the parallel outputs immediately following the simultaneous =
entry of=20
  the data bits. &nbsp;The following circuit is a <FONT =
color=3D#ff0080>four-bit=20
  parallel in - parallel out shift register</FONT> constructed by D=20
  flip-flops.</B> </BLOCKQUOTE>
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<BLOCKQUOTE>
  <P align=3Dleft><B>The D's are the parallel inputs and the Q's are the =
parallel=20
  outputs. &nbsp;Once the register is clocked, all the data at the D =
inputs=20
  appear at the corresponding Q outputs simultaneously.</B> =
</P></BLOCKQUOTE>
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