Write a sequence of instructions to configure PQ2 pin (the SW0 button on the lab kit) as a source of INT0.

INSTRUCTIONS TO CANDIDATES

ANSWER ALL QUESTIONS

1. Write a sequence of instructions to configure PQ2 pin (the SW0 button on the lab kit) as a source of INT0. Configure PQ2 to interrupt on the falling edge. Place INT0 interrupt on high priority. Enable interrupt globally.

 

2. Write the interrupt service routine for INT0 interrupt of PORTQ, which

• Clear the INTo interrupt flag
• Check the PA7 pin. If PA7 is high, increment the data memory location at 0x2050. Otherwise decrement the data memory location at 0x2050.
• Output the value of data memory location at 0x2050 to PORTB.

 

Related Questions

. The fundamental operations of create, read, update, and delete (CRUD) in either Python or Java

CS 340 Milestone One Guidelines and Rubric  Overview: For this assignment, you will implement the fundamental operations of create, read, update,

. Develop a program to emulate a purchase transaction at a retail store. This  program will have two classes, a LineItem class and a Transaction class

Retail Transaction Programming Project  Project Requirements:  Develop a program to emulate a purchase transaction at a retail store. This

. The following program contains five errors. Identify the errors and fix them

7COM1028   Secure Systems Programming   Referral Coursework: Secure

. Accepts the following from a user: Item Name Item Quantity Item Price Allows the user to create a file to store the sales receipt contents

Create a GUI program that:Accepts the following from a user:Item NameItem QuantityItem PriceAllows the user to create a file to store the sales receip

. The final project will encompass developing a web service using a software stack and implementing an industry-standard interface. Regardless of whether you choose to pursue application development goals as a pure developer or as a software engineer

CS 340 Final Project Guidelines and Rubric  Overview The final project will encompass developing a web service using a software stack and impleme