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Discussion Title Created date
Generatig signal on timers...
Hello, I need to produce signal presented below in picture. I thought I could use two timers: One timer for generating period of time for allowing second timer to give impulses...
Wednesday, 13 August 2014 - 19:11
Connecting KORG TM-40 tuner to the microcontroller...
Hello, My question concerns KORG guitar tuner TM-40. I would like to measure by the tuner frequencies from the microcontroller. (square signal) Question is what can handle an...
Sunday, 24 June 2012 - 13:24
Switch vs if instruction or maybe there is better way...
Hello! My question concern switch instruction. I have like 14 instructions which need to be done according to i number.The initial number is 4. Then according to switch press I...
Tuesday, 12 June 2012 - 18:24
Are there magnetic cores for low frequencies (200 - 2000Hz)
Hello I wonder are there magnetic cores which are dedicated for low audio frequency range? (desired range: 200 - 2000Hz). On market I see mainly iron cores which are for very low...
Thursday, 12 April 2012 - 16:22
High frequency output PWM - how make good resolution of PWM?
Hello, I have question concerning PWM. I want to make PWM output of about 100kHz frequency. Problem is I don`t think I will get high accuracy of controlling it when using such...
Thursday, 12 April 2012 - 11:18
How to protect Oscilloscope inputs from overvoltages?
As in subject... Do you know any circuits I could use to protect my oscilloscope? I don`t want to blew my oscilloscope... Measuring coils while operating may produce some...
Tuesday, 6 March 2012 - 22:46
Applying hall effect sensor or mic as frequency meter
Hello I want to measure frequency of impulses of the current passing during the discharge of the capacitor. Basically I thought about two options: a) detection by microphone (...
Saturday, 3 March 2012 - 23:28
Which oscilloscope would you recommend (Rigol)
Hi I am hesitating between these models: 1)Rigol DS1102E without logic analyzer 2)Rigol DS1052D with logic analyzer or maybe 3) Rigol DS152E Question now is: Is it worth to spend...
Thursday, 26 January 2012 - 00:25
[solved - simulator bug]Simulating external interrupts
Hi friends I am using Proteus software for simulating prototype device and I encounter a problem with external interrupts. I don`t know weather it is a fault of simulator or it...
Monday, 21 November 2011 - 18:04
[solved] Code does not work with newer version of WinAVR.
Hi Pardon me this question but I cannot figure out exactly what changes were made to newer versions of winavr. I am using WinAVR20071221 and I would like to jump to newer version...
Thursday, 20 October 2011 - 21:15
AVR based ignition coil driver circuit. (need your opinion)
Hi Recently I designed a High voltage circuit based on AVR microcontroller. I need your opinion or any suggestion or improvements I could add to the presented project. Circuit...
Thursday, 13 October 2011 - 13:30
[solved]Timer1 in Phase correct PWM mode turning on and off?
Hi guys... I wanted to use timer 1 as PWM Phase and Frequency Correct (ICR1 as top) My question is can I change top each time I turn on timer like in the code below? Data sheet...
Monday, 10 October 2011 - 13:33

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