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Discussion Title Created date
C source code to flow chart
Hi, I need a Windows app to convert AVR C source code to a flow chart. Can someone help, please! Thx, S.G.
Fri. Jan 29, 2010 - 02:04 PM
3x4 Keypad: scanning interrupt...
Hi! I have a 3x4 keypad; keypress triggers external int0. Processor: ATmega8 Compiler : CodeVisionAVR interrupt [EXT_INT0] void ext_int0_isr(void) { Code = (PINB...
Sat. Dec 2, 2006 - 07:23 PM
Problem: garbage on LCD
Hi! I made an AVR powered console that has a keypad, LCD, buzzer, RS232, etc. Works fine, but sometimes I get garbage on the LCD. :-( If I restart the device, LCD comes back to...
Tue. Nov 28, 2006 - 11:40 PM
Checking reset source mega8...
Hi! I managed to cram the bootloader and my application into a mega8... Now, having some free space in flash, I decided to add an extra feature... so, I wrote a function to check...
Mon. Jun 5, 2006 - 05:42 PM
Compiler(s) for AVR32
Ok... so I visited IAR's site. It seems they already have & offer a C/C++ compiler for AVR32 (and also visualState - design tool): http://www.iar.com/index.php?sho... Any...
Sun. May 7, 2006 - 06:41 PM
Moving SW mega64 with 4 timers to mega8 (3 timers!)
Hi, I have a project on (test-)mega64 and it uses all 4 available timers. After brushing&brushing, optimizing, etc, I managed to squeeze the code size to an incredible 5174...
Tue. Feb 21, 2006 - 11:12 AM
Can't find the value of tTOUT in the datasheet...
Hmmm... just curious: I looked in the datasheet (of mega8)... Well... I just can't find the value for tTOUT [?!?] It seems important as this interval of time is to be added to...
Mon. Dec 12, 2005 - 08:34 PM
Watchdog reset problem...
Hi! I set the watchdog for 2.1 seconds timeout (mega8 @ 14.7 MHz): WDTCR = 0x1F; WDTCR = 0x0F; Strange thing... it seems the doggy fires-up for this sequence of code:...
Sun. Dec 11, 2005 - 11:30 AM
Get rid of float -> replace it with (word / word)
Following a previous thread (Lee's idea in fact), I made a tiny Win32 program that takes a float as an input and an error-level and then will output two integer numbers: first...
Tue. Nov 29, 2005 - 09:14 PM
64-bit integer operations (+, -, *, /)
Hi, For a new project I need to implement a set of routines to work with 64-bit integers (only basic operations: +, -, *, /). Any ideas, solutions, etc? PS: NO floats (double)...
Tue. Nov 29, 2005 - 08:58 PM
Why do I need this delay_ms(...) to get it work?
Hi! I am currently working with a mega8 @14.74MHz. Here is a CodeVision snippet from my app. where I'm trying to invoke the bootloader... case UPLOAD_SOFTWARE: send_ACK...
Sat. Nov 26, 2005 - 08:02 PM
LCD init function - now must return OK / FAIL...
Hi! Please help! I want to add a return value to my LCD init function: - TRUE if init ok (LCD is there live&kicking); - FALSE if there is NO LCD. I do have some problems with...
Tue. Nov 22, 2005 - 01:52 PM

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