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PWM + Filter
DocJC wrote:Neil, Simple question, as I haven't played with PWM and audio signals... Would adding an R-2R ladder, (low cost), and generatng the sin wave using DDS improve the...
Wednesday, 21 May 2008 - 04:33
PWM + Filter
barnacle wrote:I don't think it will; all the noise is already in the system below 4kHz. At 62500 you'd filter at 31250; filtering at 4k would definitely improve things then...
Wednesday, 21 May 2008 - 04:17
PWM + Filter
:?: :?: :?: :cry: :cry: :cry: hit me barn, really, hit me. I've banging my head on the wall but still don't understand your statement. like you said before Quote:if you have...
Thursday, 15 May 2008 - 03:42
PWM + Filter
Thanks Barn, I understand why Bob uses that 40KHz sampling frequency, looks like he doesn't run to a high quality audio reproduction, maybe just a telephone like. My need is I...
Wednesday, 14 May 2008 - 09:31
PWM + Filter
Well done Bob. That's a good idea. The simulation seems great for me.
Tuesday, 13 May 2008 - 06:47
battery choince help, in relation to volts and mAh
try AMS1117 from Advanced Monolithic.
Saturday, 10 May 2008 - 06:58
About Dean's MyUSB
Thanks Dean. Now i'm reading your USB Host demo codes to make that.
Tuesday, 29 April 2008 - 05:23
Serial Memory Sources?
IIRC, maxim has dallas iButton.
Tuesday, 22 April 2008 - 08:11
Interprocessor communication using SPI
Quote:Has anyone ever successfully achieved IPC using SPI? I did ever smoothly implements SPI communication between ATMega8 and ATMega16. Quote:I cannot get the SPI slave to work...
Monday, 7 April 2008 - 02:13
I want to now the diference
Sure definitely there are difference in price :mrgreen:
Monday, 7 April 2008 - 01:24
DB101 and its Dataflash - can't get USART0 to work
Hm, the datasheet itself rather confusing when using USART as real USART or as SPIM. After looking the datasheet a while, looks like there are some mistake in your code. It think...
Friday, 4 April 2008 - 02:56
Complete AVR based VGA game system up and running!
OMG! What kind of earth creature are you ? That's real cool. i'm imagining how was that thing made.. I mean not only programming in ASM but also making the hardware using...
Friday, 4 April 2008 - 02:29