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/*
* GccApplication1.cpp
*
* Created: 2018-09-04 오전 11:21:22
* Author : USER
*/
#include <avr/io.h>
#define F_CPU 16000000
#include <util/delay.h>
#include "lcd.h"
#include <stdio.h>
#include <stdlib.h>
#define LED_SEL1 (*(volatile unsigned char *)0xA000)
#define LED_SEL2 (*(volatile unsigned char *)0xB000)
#define FND (*(volatile unsigned char *)0x8000)
#define DOTMATRIX (*(volatile unsigned char *)0x9000)
void DotMatrix(char rdata, char addr)
{
char data = 0;
DOTMATRIX = 0x00;
for (int i=0; i<8; i++)
{
data = 0;
if (rdata & 0x80) data |= 0x01;
DOTMATRIX = data;
DOTMATRIX = 0x04;
DOTMATRIX = 0x00;
rdata <<= 1;
}
DOTMATRIX = (addr << 4) | 0x88;
}
void io_init(void)
{
MCUCR|=(1<<SRE) | (1<<SRW10);
XMCRA=(1<<SRL2) | (0<<SRL1) | (0<<SRL0) | (1<<SRW01) | (1<<SRW00) | (1<<SRW11);
XMCRB |= 0x00;
}
void fndController (char loc , char number){
FND = (number <<3)|loc;
}
void fndDisplay (unsigned long long number){
fndController(5,number%10);_delay_ms(1);
fndController(4,(number%100)/10);_delay_ms(1);
fndController(3,(number%1000)/100);_delay_ms(1);
fndController(2,(number%10000)/1000);_delay_ms(1);
fndController(1,(number%100000)/10000);_delay_ms(1);
fndController(0,number/100000);_delay_ms(1);
}
int keyMatrix(){
unsigned char key =0, ret_val =0;
for (int i =0; i<4;i++){
if(i==0) PORTD = 0b11101111;
if(i==1) PORTD = 0b11011111;
if(i==2) PORTD = 0b10111111;
if(i==3) PORTD = 0b01111111;
_delay_ms(5);
key = ~PINF &0xf0;
if(key){
ret_val = key|(PORTD >>4);
return ret_val;
}
}
return 0;
}
int main(void)
{
io_init();
unsigned char data = 0b00000001;
while (1)
{
DotMatrix(0b01100110,0);
_delay_ms(1);
DotMatrix(0b10011001,1);
_delay_ms(1);
DotMatrix(0b10000001,2);
_delay_ms(1);
DotMatrix(0b10000001,3);
_delay_ms(1);
DotMatrix(0b01100110,4);
_delay_ms(1);
DotMatrix(0b00100100,5);
_delay_ms(1);
DotMatrix(0b00011000,6);
_delay_ms(1);
}
}
|
cs |
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