Post Created date
ATMEGA32U4 not running the code after flashing
Haripranesh wrote:3.So I tried to program the BOOTRST fuses and after that my uC is not working   Read out the fuses and post them here.    
Monday, 9 March 2020 - 07:00
See "Newbie's Guide to AVR Timers" by Dean Camera (LINK). Look in the section "Pure Hardware CTC" using the "toggle function". You toggle the output pin at twice the rate of the...
Sunday, 8 March 2020 - 07:00
Questions about schematic using atmega328p
Did you check to see if diode D1 is reversed? Edit:  By reversed I mean installed backwards.
Wednesday, 19 February 2020 - 07:25
Lufa CDC class increase baud rate
If you are using LUFA on an Xmega32U4, baud rate is irrelevant - there is no UART.    Back in 2013 I ran some tests using LUFA on an ATmega32U2 (Link).   Why not...
Sunday, 16 February 2020 - 22:01
ATTiny44a variable is not setting during debug
cl10Greg wrote: typedef struct { U16 ADC_One, U16 ADC_Two, U16 Region_Double, U16 Region_Single, U16 Region_Zero } Data_Struct;   You have defined a struct type. You...
Friday, 14 February 2020 - 01:47
Unknown IO port electronic symbol
Found the following diagram in the ATmega328P datasheet. Since it is an IC, using a bidirectional gate is not due to "using an extra gate in a package". I'm obviously missing...
Saturday, 8 February 2020 - 20:38
Unknown IO port electronic symbol
valusoft wrote:A bidirectional transmission gate   Why did they use a bidirectional gate in that location? It looks like it's for input only.  
Saturday, 8 February 2020 - 05:51
PCB hole size for 2.54mm pin headers? For Soldering purpose
djoshi wrote:I have  small issue when i am soldering the pins that i need hold them in or they would fall out.   Take a look at this tutorial from Sparkfun (Link)....
Thursday, 6 February 2020 - 23:04
atfw detects atmel-ice but does not found it
If you are out of ideas, try atprogram.exe (included with Atmel Studio) which is used to program atmel chips. See  AN2466 (Link).   This won't solve your debugging...
Wednesday, 29 January 2020 - 11:17
tiny with fdu?
It uses V-USB (Virtual USB).   From the link in gchapmans Post#2   Readme.txt (Link): Interrupt free V-USB  
Saturday, 25 January 2020 - 22:52
Solved: No Clock on AT90USB162-16AU
Glad you found the problem.  
Wednesday, 22 January 2020 - 03:55
What to do with these......
valusoft wrote:Would love that one Jim,   Aren't transformers frequency sensitive (ie 50Hz vs 60Hz)?  
Saturday, 18 January 2020 - 05:50