Saturday, 7 April 2012

WEEK 11 : TESTING & TROUBLE SHOOT

Assalamualaikum to everyone. For this entry i will give an update about our project. Now our project is almost done. My partner Zaheerudin already finished programmed the PIC16F877A and now it's time to put the IC into the circuit and test the circuit in order to check either this project is function or not. After we run a few tries on our wind speed meter, we found that our project failed to function as required. So we try to figure out what is the problem with our project. We do the trouble shoot on our project and we found that there is a problem on our hardware. Basically the problem is came from our circuit which is the new design that we use don't have the same circuit function as the old circuit. So the problem occurred in this circuit is :

- The new circuit don't have a multiplexer
- maybe there is mistakes in programming


Actually based on the operation of this circuit from theoretical part that I already explain before, the multiplexer is very important because the multiplexer operate as a selector for which transducer will become a transducer or receiver at that time. So this new circuit don't have the multiplexer and that make this circuit cannot function.

We try to find the best solution but because the limitation of time that we have, we cannot find what is the suitable solution for this circuit.

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