Interrupt Base Calculator and Digital Clock Design

Interrupt Base Calculator and Digital Clock Design

Interrupt based multitasking program

 

About.

  • Team size: individual
  • Duration: 16 weeks
  • Personal role: Programmer, Tester
  • Software: NXP CodeWarrior, HyperTerminal 
  • Hardware: Axiom APS12C128 (HC12)
 

Design Process.

Design Features:

  • 12 hour digital Clock display and set 
  • Real time interrupt 
  • Terminal display control
  • Computer to HC12 chip command I/O
  • Hexidemical to Decimal Convertion
  • Arithmetic instruction
  • Elementary calculator with valid operations of +,-,*, and /
  • Error detection (overflow, input format, truncate)
 

Programming:

PWM Dimming LED Design

PWM Dimming LED Design

Analog Signal Acquisition Design

Analog Signal Acquisition Design