
Single step in the source code window using the ‘step into’ button. Follow
through the initialisation until the delay routine is entered. Why is the ‘step
out’ button now useful? Start again using ‘step over’ – note the effect. Why is
‘step over’ useful?
Single step through the output sequence, displaying the fixed characters one
at a time, then the count. Note the codes output at Port D and check them
against the ASCII table given.
4.3 LCD Control
Construct a timing diagram for the output sequence obtained to the LCD in
LCD.DSN. for one complete character, by recording the changes at Port D, and
referring to the simulation timer. Show traces for all ...