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Anyone have success with CH376 USB flash drive host board?
I want to write to USB flash drives.  I would love for it to be easy and not put too much load on a M328.  I have a CH376-based board.  It turns out that the...
Saturday, 2 June 2018 - 01:42
Modifying Arduino Nano V3.0 crystal speed
I have an Arduino Nano V3.0 and it is annoying that it uses a 16MHz resonator (Murata CSTCE16M0V53-R0). I would prefer one that allows all the magic serial baud rates. So, I...
Wednesday, 2 October 2013 - 12:27
trouble ID'ing a SMD device
I hae a SMD device (SOT-23-3). I am trying to figure out what it is. It is very clearly labelled with "109". No other text at all. It is very clear and it does not appear to...
Thursday, 10 January 2013 - 02:44
optimal ASM code?
Iam writing some code in C (WinAVR) for an M328 at 8MHz and I want to test the Analog Comparator output twice in a row and increment a counter if ACO is high each time. Here is...
Saturday, 12 May 2012 - 16:37
How to get Analog Comparator to ignore a short initial spike
I have a signal that is going to the analog comparator. The CPU (M328p) is running on the internal 8MHz clock at 8MHz. The signal has a brief spike of 0.2 to 0.4uS followed by a...
Friday, 11 May 2012 - 14:56
Leaving dW enabled?
Is there any down side to leaving debugwire enabled after I am done with development? E.G. will it run more slowly or be more prone to problems? I had intended to use a socket...
Friday, 23 March 2012 - 11:39
Dragon problem coming back out of debugWire
I have had a problem with my Dragon. I am using ATMega328p devices. I have a ZIF socket soldered to the Dragon. I have short jumpers to the ISP header. The Dragon works fine...
Wednesday, 14 March 2012 - 19:51
Bypassing AVCC for analog comparison?
I know that Atmel recommends filtering AVCC with an inductor and capacitor when you want to get good ADC. But is this important when using the analog comparator? I'd have...
Wednesday, 7 March 2012 - 13:24
failed build: why?
I have a new installation of WinAVR-20100110 and studio 4 sp3. When I compile the program, I get no errors with the program itself, but I get an odd failure quoted below. I am...
Friday, 10 February 2012 - 00:47
Studio 4.19 Toolchain vs WinAVR
I installed Studio 4.19 and it did not find my WinAVR installation. I did see how to fix this problem in a recent thread. But, is there a problem with the Studio version of the...
Wednesday, 8 February 2012 - 16:41
Studio 5 simulator for M328p
I have been trying to simulate timers on the M328p using Studio 4. I have tried both versions of the simulator in Studio 4. Both seem to have serious bugs. Version 2 does not...
Wednesday, 8 February 2012 - 16:14
Building ESR meter
I have seen the schematic for the ESR meter designed by Bob Parker. It looks pretty simple and effective. While I could build the kit from Anatek, I'd rather try building my own...
Monday, 30 January 2012 - 18:12

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