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any other terminals using Xmodem than HT?
hi, I wanna send out the compiled HEX file by Xmodem so that it is safer against transmission error. but i can only find Hyperterminal using Xmodem. Anyone can suggest other...
Tuesday, 22 August 2006 - 19:15
about the setting for download bootloader code
hi, I just checked the makefile for chip45boot.c and I saw: # Boot block section for ATmega8, 1k block size LDSECTION = --section-start=.text=0x1C00 and...
Sunday, 20 August 2006 - 18:58
question about the terminal softwares handling parity error
hi, guys, What's the common reaction of terminal softwares (like SuperTermV2 and Br@y's)logging byte stream to the receved data with parity error? Do they just skip it?
Saturday, 19 August 2006 - 13:21
How bootloader works?
Hi, guys, I just wondering how bootloader works? Is it just a piece of the code to read the compiled raw data stream from, say USART or SPI and then and the same time write to the...
Wednesday, 16 August 2006 - 19:37
how to include header file in the parent folder?
hi, Cos I wanna put the header file for my platform in a folder and the application codes on this platform into subfolders, so then how to #include this platform header file from...
Friday, 11 August 2006 - 13:10
warning: no newline at end of file???
hi, guys, I have been using avr-gcc (GCC) 3.4.6 for some time and every time i compile the code, it give me the warning for no newline at end of file, it looks annoying. So what's...
Friday, 11 August 2006 - 08:57
question about the atan2() and atan() in avr_libc
hi, Below is the explanation of these functions: double atan ( double __x ) The atan() function computes the principal value of the arc tangent of x. The returned value...
Wednesday, 9 August 2006 - 12:44
will it take long time to set CC2420 from channel 11 to 26?
hi, guys, just wondering about this channel changing thing. Since it's analog stuff and its datasheet didn't mention this time. Anyone knows?
Tuesday, 8 August 2006 - 15:43
what's the volume price for mega128/1281/2561
hi, guys, i'm wondering of the 1000 unit price for mega128, mega1281 and mega2561. Anyone can tell me? Thanks
Monday, 7 August 2006 - 09:51
how to let constant float multiplication be done by compiler
hi, I want the AVR-GCC to calculate the preset constant float multiplication at complie time, will the following works? in the code i define: #define ADC_FACTOR 5.0/4096.0 #...
Saturday, 5 August 2006 - 10:27
how many clks a float * float or float +(-) float take?
hi, guys, just wondering how fast are float * float and float +(-) float in AVR. Say, load two 4 bytes value into registers take 16 clks, and write 4 bytees results back to memory...
Saturday, 5 August 2006 - 09:35
_delay_ms( ) doesn't work!!!
hi, just got a strange problem. I wanna use _delay_ms( ) to want around 500ms to 1500ms. My cpu is mega1281 and 5V 16Mhz. And i'm using WINAVR. And i correctly set it in the...
Tuesday, 1 August 2006 - 12:38