Thursday, 2 February 2012

Important Note

I have noticed a possibilitly of the system i have planned to encounter a problem. when i mapped out a possible programme i realised that the CO sensor may dysfunction at a certain point, it may not work the way i intend for it to. by monitoring the immediate smoke, there may be a possibility that the smoke already contains very high amount of carbon monoxide that may trigger the alarm constantly, or even when not in use. it may also not consider the pattern one may smoke in, they may continuosly inhale the smoke with out a pause which may cause the CO sensor to read high amounts of CO to then activate the alarm, which may not be so accurate. Therefore i was thinking, if this problem is to possibly exist, i may consider looking into adding an inhaling detector which may be as simple as a suction button, that records the number of drags and then triggers the carbon monoxide sensor to read the level of CO with every drag. I may then set a certain limit on how many times the CO levels may rise high, for example, 5 times, so when it is higher then or equal to 5, the alarm will be set off.

i have come up with a simple order to remind me of this process, using digits as examples only;
if COsensor > 500
count ++
if count >= 5
trigger alarm

on loop

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