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Reading sizeof(line) value?
Guys, What's the value of sizeof(line)? BYTE line[1024] Isn't it supposed to be 1024? but I got . on usart_transmit(sizeof(line)) Any ideas ? thanks
Wednesday, 26 March 2014 - 02:28
Does anyone know on using ? [arduino/loader/pinout]
Guys, Does anyone know on using ATmegaBOOT.c for arduino ? I'm interested to learn and customize it to my board, is it possible ? And then use arduino IDE to upload into my board...
Wednesday, 26 March 2014 - 00:55
Measuring 12V battery ?
Guys, Can I connect 12V battery to ADC1 and measure it ? It's external battery separate with 5V atmega circuit ? I use voltage divider and the ground of the battery is different...
Tuesday, 25 March 2014 - 13:21
Invalid initializer question ?
Guys, I got "Invalid initializer" error... the case : I want to pass "tempCelsius" into a function : sprintf(tempCelcius,"%.2f",d); plen=fill_tcp_data_p(buf,plen,PSTR(...
Monday, 24 March 2014 - 00:17
Freezing in one line ?
Guys, When I do debuggin, the code is stopping in this line : __builtin_avr_delay_cycles(__ticks_dc); How can I pass it and continue to the next line ? thanks
Sunday, 23 March 2014 - 08:52
PB4 for ENC28J60 ?
Guys, Why can't I use PB4 for CS on ENC28J60 ? It's working only with PB0 even I change to PB4. Code : #define ENC28J60_CONTROL_PORT PORTB #define ENC28J60_CONTROL_DDR DDRB #...
Wednesday, 19 March 2014 - 21:25
Why can't I read 512 bytes from a file ?
Guys, I tried to read 512 bytes from a file with FatFS, When I read 512 bytes from a text file, it was ok, but by the time I read from Mp3 file, I got only the first 3 bytes of...
Sunday, 16 March 2014 - 22:21
DHT11 question ?
Hello guys, Do I make a correct definition here ? //setup parameters #define DHT11_DDR_IN DDRC = 0x00; #define DHT11_DDR_OUT DDRC =0x80; #define DHT11_PORT_H PORTC =0x80; #...
Thursday, 13 March 2014 - 04:19
ID3 on MP3 and FatFS ?
Guys, Does anyone know on how to read ID3 on Mp3 file with AVR ? thanks
Friday, 7 March 2014 - 22:25
DWORD and f_size ?
Guys, I tried to display f_size on FATFs, I want to retrieve file size. code : DWORD fsize; /* File size */ usart_pstr(" "); sprintf_P(...
Friday, 7 March 2014 - 07:03
AVR playing video and audio ?
Guys, Does anyone of you know on how to play video+sound with avr ? A simple one alike in mobile phone... The display I used for the first time, 128x64 KS0108, I'll move to color...
Friday, 7 March 2014 - 00:53
VS1003 question ?
Guys, I managed to play hello.mp3 from SDcard already, but it's not saying hello....but hellp ? is it about bit rate or my code isn't right yet ? Please have a look on the...
Tuesday, 4 March 2014 - 08:21