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Bachelor's Degree in Telecommunications Systems and in Network Engineering |
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Chapter 3 problems |
- D3.5 - |
MM:SS programmable timer |
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1. Specifications
The idea is to invent a timer circuit (Timer_MMSS) that can count down up to one hour real-time, as in P8 but using the µC chip PIC18F4520.
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| Fig. 1. Front panel with main details of the Timer_MMSS application. |
Fig. 2 shows the hardware circuit in Proteus.
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| Fig. 2. Hardware circuit in Proteus. |
These materials can help you in this design: Timer HHMM complete project solved using a µC ATmega8535. Adapt it to your target chip PIC18F4520.
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| Web activa des de 09/2001, @ F. J. Robert, J. Jordana. Web editat amb Microsoft Expression Web 4. El contingut és un complement als materials d'estudi del curs Circuits i Sistemes Digitals disponibles al campus digital Atenea. Llicència:Reconeixement 4.0 Internacional de Creative Commons |