EMBEJIED::Embedded+Jisu
인터넷에 돌아다니는 소스코드 그대로 돌려보았다. 그랬더니... 우왕ㅋ굳ㅋ 잘 되네. 이제 소스 분석해서 만들어야겠다~
인터넷에 돌아다니는 소스는 옛날에 만들어진거라서 winAVR에서 지원안하는 놈들이 좀 있다.
그럴땐 <compat/deprecated.h>라는 헤더파일을 추가해주면 된다.
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//------------------------------------------------------------------------------
// LED MODULE TEST PROGRAM SamSung SLM1608
//------------------------------------------------------------------------------
// MPU: ATmega128-16au
// Clock: 16Mhz
#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/signal.h>
#include <compat/deprecated.h>
#define red_on sbi(PORTC,0)
#define red_off cbi(PORTC,0)
#define green_on sbi(PORTC,1)
#define green_off cbi(PORTC,1)
#define clock_on sbi(PORTC,2)
#define clock_off cbi(PORTC,2)
#define bright_on sbi(PORTC,3)
#define bright_off cbi(PORTC,3)
#define reset_on sbi(PORTC,4)
#define reset_off cbi(PORTC,4)
#define select_on sbi(PORTC,5)
#define select_off cbi(PORTC,5)
volatile unsigned char reset_count;
volatile unsigned char data_count;
volatile unsigned int cursor_count;
volatile unsigned int cursor;
void display(void);
void port_init(void);
void timer0_init(void);
unsigned int const led_red[]={
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x3fec,0x060c,0x060c,0x0f3c,0x0f3c,0x198c,0x30cc,
0x606c,0x000c,0x000c,0x180c,0x1800,0x1ffc,0x0ffc,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x7fec,0x7fec,0x198c,0x198c,0x198f,0x198f,0x7fec,
0x7fec,0x000c,0x0000,0x3000,0x3000,0x3ffc,0x1ffc,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000
};
unsigned int const led_green[]={
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x3fcc,0x006c,0x006c,0x0c6c,0x0ccf,0x0c0c,0x7ffc,
0x000c,0x000c,0x07f0,0x1c1c,0x180c,0x1c1c,0x07f0,0x0000,
0x0000,0x7fec,0x7fec,0x198c,0x198c,0x198f,0x198f,0x7fec,
0x7fec,0x000c,0x0000,0x3000,0x3000,0x3ffc,0x1ffc,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000
};
//----------- Timer0(8bit) Interrupt service ----------------------------------
SIGNAL(SIG_OVERFLOW0){
TCCR0 = 0x04; // CLK/64 prescale
TCNT0 = 0x06; // 1msec
cursor_count++;
if(cursor_count>70){
cursor_count=0;
cursor++;
if(cursor>64){
cursor=0;
}
}
display();
}
//-----------Port Initialize ---------------------------------------------------
void port_init(void){
PORTC=0x00;
DDRC=0xff;
red_off;
green_off;
clock_off;
bright_on;
reset_off;
reset_count=0;
cursor_count=0;
cursor=0;
select_on;
}
//----------- Timer0(8bit) Initialize ------------------------------------------
void timer0_init(void){
TIMSK=0x01; // T0 overflow interrupt Enable
TCCR0 = 0x04; // CLK/64 prescale
TCNT0 = 0x06; // 1msec
}
//--------- system_Initialize routine ------------------------------------------
void system_initialize(void){
cli(); // Global interrup Disable
port_init();
timer0_init();
sei(); // Global Interrup Enable
}
//------------------------------------------------------------------------------
void display(void){
unsigned char i;
unsigned int red_buf;
unsigned int green_buf;
bright_on;
if(reset_count==0){
reset_on;
reset_count=1;
reset_off;
data_count=0;
}
red_buf=led_red[data_count+cursor];
green_buf=led_green[data_count+cursor];
for(i=0; i<16; i++){
if(red_buf&0x8000){
red_on;
}
else{
red_off;
}
if(green_buf&0x8000){
green_on;
}
else{
green_off;
}
clock_on;
clock_off;
red_buf<<=1;
green_buf<<=1;
}
data_count++;
if(data_count>=16){
data_count=0;
reset_count=0;
}
bright_off;
}
//--------- mian program routine -----------------------------------------------
int main(void)
{
system_initialize();
while(1){
}
} |
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