Select MPLAB Code Configuration, and click the Install button.

Create a New Project.

Select the PIC 16F1937

Select Programming tool (PICkit 3):

Select Language Compiler (XC8):

Name your Project:

The new project is build:

Initialisations

Select Oscillator (INTOSC):

Select Clock frequency:

We can do this in the registers as well:

Interrupt Module. Enable Interrupts-On-Change (IOCI):

Pin Module. Set the pins as inputs or output accordingly:

Enable IOCBP0 (Rise edge interrupt on pin PORTB0):

Set Port A as Inputs (TRISA Register):

Set Port B as Inputs (TRISB0) This is the interrupt pin:

Set Port C as Outputs (TRISC):

In the Easy Setup Label select the pins that have been already setup in the register label, and select positive in the IOC box in the RB0 row:

When everything is ready click on Generate to create the main structure of your program:

Save configuration program:

Return to your project and you should have some new files in the Source File folder and in the Header Files:

Open the main.c file and program your application:

Programming the PIC

Connect the PICkit 3 device into the USB port in the computer and the other end into the Boar PICDEM Plus 2. Click the icon “Make and Program device” and select the PICkit 3: