A disadvantage of using an 8255 PPI over the 74LS373 is The 8255 requires more board area. The LS373 is more flexible. The 8255 is programmable. None of the above.
A disadvantage of using an 8255 PPI over the 74LS373 is The 8255 requires more board area. The LS373 is more flexible. The 8255 is programmable. None of the above.
Chapter32: Two-speed, One-winding (consequent Pole) Motor Controllers
Section: Chapter Questions
Problem 6SQ: Describe the operation of Figure 325 (B) by adding jumper wire A to the original circuit.
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