摘要 |
<p>A program control circuit comprises a register for holding the repetition number of a program operation to be repeated, a counter receiving the content of the register and adapted to decrement in response with each execution of the program operation to be repeated, a memory for storing a sequence of instructions, and a controller for transferring an instruction read from the memory means without modificaton in a normal condition and for modifying the instruction read from the memory into a no-operation instruction when the content of the counter becomes a predetermined content </p> |