Using LEDs, LCDs and GLCDs in Microcontroller Projects

Exercises

3.1 What does program repetition mean? Describe the operation of for, while and do – while loops in C.

3.2 Write a program to calculate the sum of numbers from 1 to 10 and send the result to PORT C of a PIC microcontroller.

3.3 Write a function to calculate the squares of numbers between 1 and 10 and store the results in an array passed as a function parameter.

3.4 What can you say about the following while loop?

3.5 Write a program to calculate the sum of even numbers between 0 and 100.

3.6 Write a function to calculate the volume of a cube. Show how this function can be called from a main program.

3.7 Write a function to convert inches to centimetres. Show how this function can be called from a main program to convert 12 inches to centimetres.

3.8 Write a function to add two vectors of dimensions 15, passed as parameters to the function.

3.9 Write two functions to convert temperature from Fahrenheit to Celsius and vice-versa. Show how the two functions can be combined.

3.10 Find the errors in the following program:

3.11 What is an array? How are arrays defined? Write example statements to define an array of 50 integers.

3.12 Using a for loop, write a program to initialise the elements of an array to 1. Assume that the array dimension is 30.

3.13 How is the text string ...