Freescale Semiconductor HCS12, Quick Reference Manual

Freescale Semiconductor  

                                                                                                               14 

5  Running the Demonstration Application 

 
By correctly following the previous chapters you should now be able to. 

I)

Observe LED4 is illuminated 

II)

Press PB1 on the application module (or Project Board) to illuminate LED1. 

i) Project Board users will notice a new message on the LCD Display. 

III)

Press PB2 on the application module (or Project Board) to illuminate LED1. 

i) Project Board users will notice a new message on the LCD Display. 

IV)

Observe LED3 blinking at a periodic rate.  

V)

Connect a DB9 cable between HOST PC and Application Module (or Project Board) COM 
connectors to observe serial communications.  

i)

 Host PC terminal settings  

Baud: 9600, Data Bits: 8, Parity: None, Stop Bits: 1, Flow Control: None 

VI)

Available on with Project Board ONLY:   

i)

Press PB3 on the project board and adjust the potentiometer. The buzzer is enabled with a 
preset frequency and the potentiometer value is sampled to control the volume of the buzzer 
while the button is pressed. Also, note that while pressed the LCD display is now a new 
message. 

NOTE

This demonstration application in its entirety is available for free at 

www.freescale.com\universityprograms

 in the student learning kits section.  

Under your Student Learning Kit page you will find: 

Complete, commented source code in C 
Detailed function explanation 
Latest up-to-date function additions, features, and updates.