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Hardware reset a3bu
Hello, I disabled the JTAG interface in the atxmega using CCPwrite. But now when I try to load the program it says 'unable to verify the programmable device'. What can i do to...
Tuesday, 12 February 2019 - 04:06
Overflow Callback not called
#include <avr/io.h> #include <util/delay.h> #include <asf.h> #include "tc.h" static void my_callback(void); int main(void) { pmic_init(); sysclk_init...
Wednesday, 6 February 2019 - 09:54
One click leading to displaying multiple time on the real term
I have interfaced a matrix keypad with the xmega a3bu and have configured it with usb cdc protocol, but when i see the key pressed data in the real term, if click a button once...
Monday, 28 January 2019 - 09:58
USB CDC Realterm
  #include <asf.h> /** * \brief main function */ int main (void) { #if SAMD21 || SAMR21 /* Initialize basic board support features. * - Initialize system clock...
Friday, 25 January 2019 - 06:54
How to debounce in xmega?
void row1_col1() { PORTC.OUTSET = 0x20; PORTC.OUTCLR = 0x0F; PORTC_OUTCLR = 0xD0; if(((PORTC.IN & 0x01)==0b00000001)&&((PORTC.IN & 0x2F)==0b00100000...
Monday, 21 January 2019 - 05:37
 Issue solved
Thursday, 17 January 2019 - 04:59
Below is the code for 4x4 matrix keypad connected in PORTC of xmega a3bu, i want to if there any logical errors in the code and also will the data be transferred from PORTA.IN to...
Saturday, 12 January 2019 - 10:42
Selecting a single bit in Xmega a3bu
How to select a single bit in a PORT in xmega a3bu and to set is as output or input or make it high or low using '.OUT' keyword.    For example: #define row1out  0...
Friday, 11 January 2019 - 09:50
PORTD.OUT Usage scenario
How to store the values of any PORT using the OUT keyword?..and compare the values store in them with a another port using variable?   Im using atxmega a3bu.
Thursday, 10 January 2019 - 05:33
How to transfer the contents of a Port into a variable in xmega a3bu?
uint8_t keypresscode =(PORTA.IN | PORTB.IN);   This is the code I have written to copy the contents of port a and port b into keypresscode variable, is this the right...
Tuesday, 8 January 2019 - 04:57
Getting stuck at while
#define F_CPU 1000000UL #include <avr/io.h> #include <avr/interrupt.h> #include <util/delay.h> #include "tc.h" #include "led.h"   static void...
Monday, 31 December 2018 - 05:34
Control not passing to ISR.
#define F_CPU 1000000UL      #include <avr/io.h> #include <avr/interrupt.h> #include <util/delay.h> // global variable to count the number of...
Friday, 28 December 2018 - 10:17