Universal Display Book For Pic Microcontrollers E BookThe newcomer to Microchips PIC microcontrollers invariably gets an LED to flash as their first attempt to master this technology. You can use just a simple LED indicator in order to show that your initial attempt is working, which will give you confidence to move forward. This is how the book begins simple programs to flash LEDs, and eventually by stages to use other display indicators such as the 7 segment display, alphanumeric liquid crystal