The initialization for a timer is shown. Assume that it uses a system clock of 16 MHz. Which describes the behavior best? /****** ****/ void init_TimerA (void){ TimerA_PRESCALE = 8; TimerA_MOD = 4000; TimerA_Control|=interruptEnableBit; //Turns it on /* ******/ /**** **** void TimerA_Handler (void) { TimA++; TimerA_Control|=clrFlag; /****** ******/ Initialization and handling of the interrupt flag does not appear to be correct. Nothing happens. Increments variable TimA at a frequency of 500 Hz Increments variable TimA at a frequency of 1000 Hz Increments variable TimA at a frequency of 250 Hz

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
icon
Related questions
Question
The initialization for a timer is shown. Assume that it uses a system clock of 16 MHz. Which describes the behavior best?
/************************************************* /
void init_TimerA (void) {
TimerA_PRESCALE = 8;
TimerA_MOD = 4000;
TimerA_Control|=interruptEnableBit; //Turns it on
/*************************************************/
/************************
************/
void TimerA_Handler (void) {
TimA++;
TimerA_Control|=clrFlag;
/*************************************************/
Initialization and handling of the interrupt flag does not appear to be correct. Nothing happens.
Increments variable TimA at a frequency of 500 Hz
Increments variable TimA at a frequency of 1000 Hz
o Increments variable TimA at a frequency of 250 Hz
Transcribed Image Text:The initialization for a timer is shown. Assume that it uses a system clock of 16 MHz. Which describes the behavior best? /************************************************* / void init_TimerA (void) { TimerA_PRESCALE = 8; TimerA_MOD = 4000; TimerA_Control|=interruptEnableBit; //Turns it on /*************************************************/ /************************ ************/ void TimerA_Handler (void) { TimA++; TimerA_Control|=clrFlag; /*************************************************/ Initialization and handling of the interrupt flag does not appear to be correct. Nothing happens. Increments variable TimA at a frequency of 500 Hz Increments variable TimA at a frequency of 1000 Hz o Increments variable TimA at a frequency of 250 Hz
Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
Knowledge Booster
Fundamentals of Computer System
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
Database System Concepts
Database System Concepts
Computer Science
ISBN:
9780078022159
Author:
Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:
McGraw-Hill Education
Starting Out with Python (4th Edition)
Starting Out with Python (4th Edition)
Computer Science
ISBN:
9780134444321
Author:
Tony Gaddis
Publisher:
PEARSON
Digital Fundamentals (11th Edition)
Digital Fundamentals (11th Edition)
Computer Science
ISBN:
9780132737968
Author:
Thomas L. Floyd
Publisher:
PEARSON
C How to Program (8th Edition)
C How to Program (8th Edition)
Computer Science
ISBN:
9780133976892
Author:
Paul J. Deitel, Harvey Deitel
Publisher:
PEARSON
Database Systems: Design, Implementation, & Manag…
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781337627900
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning
Programmable Logic Controllers
Programmable Logic Controllers
Computer Science
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education