Avr based frequency meter with full code and design file 2013-01-25

[magvitron]

magvitron submitted a new article:

avr based frequency meter with full code and design file - its a frequency meter. designed using atmega 8 (avr studio and avr gcc)
proteus file :

hex for lcd interfacing of the below code. ( the frequency is shown in an LCD)
View attachment 69871

#define F_CPU 8000000UL
#include <avr/interrupt.h>
#define USART_BAUDRATE 9600
#define BAUD_PRESCALE (((F_CPU / (USART_BAUDRATE * 16UL))) - 1)
#include <stdlib.h>
#include<avr/io.h>
#include<util/delay.h>
short val,val1,i;
unsigned int presc;
char a[10]; 
char...

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[Willen]

Hi,
It would be very clear to basic members (like me) if you included more details about your frequency meter; like Min and Max frequency display capability, Frequency resolution, a nice schematic at least. Thank you anyway!