In class, we have discussed the ultimate ISR as an homage to Claude Shannon's ultimate machine: The ultimate ISR does nothing except clearing the interrupt flag. Below is an ultimate ISR that serves push button S1. You can assume that the IVT has been correctly populated. 81 ultimate_ISR_for_S1: 82 83 84 bit.b jnc #BIT1, &P1IFG fin 85 86 bic.b #BIT1, &P1IFG 87 fin: 88 ret What will happen when you press push button S1? Give a short but precise answer that explains what happens at the register level.
In class, we have discussed the ultimate ISR as an homage to Claude Shannon's ultimate machine: The ultimate ISR does nothing except clearing the interrupt flag. Below is an ultimate ISR that serves push button S1. You can assume that the IVT has been correctly populated. 81 ultimate_ISR_for_S1: 82 83 84 bit.b jnc #BIT1, &P1IFG fin 85 86 bic.b #BIT1, &P1IFG 87 fin: 88 ret What will happen when you press push button S1? Give a short but precise answer that explains what happens at the register level.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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