Standard 555ICs create a significant glitch on the supply when their O/P changes state.Solution:100uF capacitor-across +Vs & 0V,near 555IC.
Saturday 29 September 2012
Friday 28 September 2012
Post # 203
In general, PWM wave form can be generated by comparing DC input voltage signal with fixed Triangular wave form.
Post # 202
With IAP(In Application Programming)you can only program the memory sections of the controller.Program will keep executing while updating.
Thursday 27 September 2012
Post # 202
With ISP (In system Programming) the entire controller can be erased or programmed. program couldn't get executed while programming.
Wednesday 26 September 2012
Post # 201
Silicon Carbide Diode:Ultra low power loss, Ultra fast switching Behaviour, No tempearature influence on switching, Very Expensive
Post # 199
Bootloader is a piece of code that runs before any operating system is running in Embedded systems.
Tuesday 25 September 2012
Post # 198
(contd.)…For example, a pad size of 30 mils and a drill size of 18 mils is commonly referred to as an 18C30 via (the C means circular).
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