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FatFs problem saving gps data I'm still struggling with my gps logger. I want to save the gps data from a NEO-6M and save it to an SD card as a .gpx. I can save the content without error: <trkpt lat="... |
Monday, 11 November 2019 - 10:28 |
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Atmega328p vs Atmega32 I migrated my Atmega328p projet to an Atmega32A device, becuause it has a JTAG interface, and easier to debug problems. With the Mega328p I was handling an SD card with FatFS... |
Sunday, 20 October 2019 - 17:09 |
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Reset loop GPS parser I faced a strange phenomenon while tried to run a gps parser. Briefly the hardwer: NEO-6M GPS module, Atmega328p, LCD1602. While the program is running, the LCD shows the time... |
Thursday, 10 October 2019 - 07:14 |
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Set_Input(InputValue) AVR221 function Hy guys! I'm working on a AVR221 document based PID controller. I'm trying to tune the P, I, D parameter with no luck. If I set I and D term to zero (for Ziegler-Nichols tuning),... |
Friday, 13 January 2017 - 16:03 |
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Fatfs Atmega328p problem while working with string I would like to build a gps tracker, which sends datas to UART, and after I process this, I save the interesting datas to sdcard in gpx format. I debug the code in UART. I noticed... |
Monday, 17 October 2016 - 18:14 |
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Atmega328p FatFS SDcard Hy! I am a bit stucked using SDcard. I read (i think) all the posts and tutorial in avrfreaks about this topic, and searched over the internet for this, but I still confused.... |
Thursday, 6 October 2016 - 17:02 |
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Bootloader Hy guys! I need a bit help in bootloader topic. I'm using a Mega328P. My code contains a char variable, e.g.:char letter='c'. I want to refresh this variable throug UART... |
Thursday, 13 August 2015 - 11:38 |
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AVR with SCR Hy guys! I'd like to switch on-off a thyristor (BT151 or TIC106) with an Atmega328p to fire a film capacitor and I want to choose the proper value of the resistor between the I/O... |
Tuesday, 21 July 2015 - 07:31 |
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AVR UART programming Hy guys! I have a table in my program (volatile uint16_t table[261]={12345,23456,3456,3234,etc.}). I'd like to refresh the table with uart communication. I managed to do that but... |
Monday, 13 July 2015 - 21:47 |
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External Interrupt Hy all, I use external interrupt to measure the frequency of an astable multivibrator (with ne555). Now I'd like to reach, that one of the output of the AVR shows the square wave... |
Tuesday, 30 July 2013 - 07:00 |