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DS1307 loose data ?
Guys, Why DS1307 loose data every Sunday, and I need to reenter the data again ? I got like this every Sunday midnight .. Any ideas / same experiences ? Thanks
Saturday, 21 June 2014 - 22:58
Displaying ADC value on 7 Segment ?
Guys, I have : d = ntc_get_temp(adcresistance, (double)0.947070725e-3, (double)2.500662058e-4, (double)1.859992838e-7); sprintf(tempCelcius,"%.2f",d); how can I display it...
Tuesday, 17 June 2014 - 08:21
AA Batteries and 7 Segment ?
Guys, How long will it last for 4 AA batteries with Atmega128 driving 6 digits seven segments ? Thanks
Tuesday, 17 June 2014 - 05:52
Timer1 and interrupt every second ?
Guys, I tried to get the interrupt function running every second, Here's my timer1 configuration, what do I miss here ? TCCR1A = (1<<WGM12); TCCR1B = (1<<CS12|1...
Sunday, 15 June 2014 - 14:20
State machine on ATTiny13A ?
Guys, I tried to set up state machine on ATTiny13A, but it 's not doing the task, Is it because of my timer init ? void timer0_init() { // Initial ATTiny13A Timer/Counter0...
Wednesday, 11 June 2014 - 05:15
Mini6410 and Qtopia 2.20 in Fedora 20 ?
Guys, I got this error when doing "build-all" for qtopia2.20 for x86 on Fedora 20, I have installed Qt : [root@localhost x86-qtopia]# yum install qt Loaded plugins: langpacks,...
Monday, 26 May 2014 - 22:53
BGA and T862 IRDA ?
Guys, Does anyone of you have experience with this product ? T862 IRDA Infrared BGA SMD Soldering Rework Station Repair station Any suggestions for DIY at home BGA soldering ?...
Sunday, 18 May 2014 - 23:17
Facial recognition using AVR and eigenface ?
Guys, Does anyone of you have experience on using eigenface for comparing the image from camera ? thanks
Wednesday, 30 April 2014 - 12:45
Shrinking a 1024x768 to 320x240 ?
Guys, Does anyone know on how to shrink a 1024x768 photo into 320 x 240 TFT LCD ? thanks
Thursday, 24 April 2014 - 09:56
SD init and VS1003 init ?
Guys, I have something strange when I tried to play a file for the first time, on USART it gives me FR_NOT_READY, /* (3) The physical drive cannot work */ but if I reset...
Sunday, 6 April 2014 - 04:43
Simple bootloader on AVR ?
Guys, Does anyone of you have an example or tutorial link (simple one) for creating bootloader on AVR ? I have tried to find in google and avrfreak itself but can't find the...
Wednesday, 2 April 2014 - 22:53
Finding text in file ?
Guys, I want to try finding a text in file : char line[512]; i=512; if (strncmp("TEXT", (line[0]+i), 4)) After I find the text, how can I...
Wednesday, 26 March 2014 - 22:34