| 0,0 → 1,98 |
|---|
| /* mija 2008 |
| |
| nanotern01A |
| ver.: 0.0 tested |
| */ |
| |
| //************************************************************* |
| |
| #include <avr/io.h> |
| #include <util/delay.h> |
| #include <avr/interrupt.h> |
| #include <avr/sleep.h> |
| #include "rs232.h" |
| #include "lcd.h" |
| |
| |
| //************************************************************* |
| |
| void line_feed(void); |
| void PWM_init(void); |
| void COMP_init(void); |
| ISR(ANA_COMP_vect); |
| void main(void); |
| |
| //************************************************************* |
| |
| #define text "Test 0.0" |
| |
| //************************************************************* |
| |
| uint8_t a,pos; |
| uint8_t buf[8] = text; |
| |
| //************************************************************* |
| |
| void line_feed(void) |
| { |
| uint8_t length; |
| LCD_clear(); |
| length=pos; |
| while(pos) {LCD_putc(buf[length-(pos)]);buf[length-(pos--)]=0x20;} |
| LCD_gotoxy(length+1,2); |
| pos=length; |
| } |
| |
| void PWM_init(void) |
| { |
| TCNT1 = 0; |
| OCR1B = 0x1; |
| DDRB |= _BV(PB4); |
| TCCR1A |= _BV(COM1B1) | _BV(WGM10); |
| TCCR1B |= _BV(WGM12) | _BV(CS10); |
| } |
| |
| void PWM_set(void) |
| { |
| if (ACSR & _BV(ACO)) OCR1BL = 0x1f; |
| else OCR1BL = 0x1; |
| } |
| |
| void COMP_init(void) |
| { |
| ACSR |= _BV(ACBG) | _BV(ACIE); |
| DIDR |= _BV(AIN1D); |
| } |
| |
| ISR(ANA_COMP_vect) |
| { |
| PWM_set(); |
| } |
| |
| void main(void) |
| { |
| LCD_init(); |
| rs232_init(); |
| PWM_init(); |
| COMP_init(); |
| PWM_set(); |
| |
| LCD_clear(); |
| for (pos=0;pos<8;pos++) LCD_putc(buf[pos]); |
| LCD_gotoxy(1,2); |
| |
| sei(); |
| |
| pos=0; |
| for(;;) |
| { |
| a=rs232_get(); |
| switch (a) |
| { |
| case ('\n'): line_feed();break; |
| case ('\r'): LCD_gotoxy(1,2);pos=0;break; |
| case ('\f'): LCD_clear();LCD_gotoxy(1,2);pos=0;break; |
| default :if(pos > 7 ) {line_feed();LCD_gotoxy(1,2);pos=0;} LCD_putc(a);buf[pos++]=a; |
| } |
| } |
| } |