質問編集履歴
3
今テストしているコードに変更しました。
test
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test
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@@ -112,7 +112,7 @@
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while(1){
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-
LED
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LED();
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}
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@@ -120,4 +120,64 @@
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void LED(void)
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{
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//LED初期設定
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LED1=0;
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LED2=0;
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LED3=0;
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if (flag == 0 ){
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LED1=1;
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__delay_ms(100); //100msec
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LED1=0;
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__delay_ms(100); //100msec
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LED2=1;
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__delay_ms(100); //100msec
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LED2=0;
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__delay_ms(100); //100msec
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LED3=1;
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__delay_ms(100); //100msec
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LED3=0;
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}
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else {
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while(SW == 0){
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LED1=1;
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LED2=1;
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LED3=1;
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}
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}
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flag=0;
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}
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```
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2
今試しているコードに変更しました。
test
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File without changes
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test
CHANGED
@@ -34,9 +34,13 @@
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T1CON = 0b00110001; //内部クロックの4分の1で,プリスケーラ1:8でカウント(x32)
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-
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37
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+
// 1/8MHz (0.125usec) x 32 = 4usec
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//4usec x 2500 = 10msec
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TMR1H = (63036 >>8); //タイマー1の初期化(65536-2500=63036);
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+
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39
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-
TMR1L = (
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TMR1L = (63036 & 0x00ff);
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TMR1IF = 0; //タイマー1割り込みフラグを0にする
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@@ -50,97 +54,67 @@
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+
//割り込み関数
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+
void interrupt isr(){
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55
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-
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GIE = 0;
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63
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if(TMR1IF == 1 && SW ==0){
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TMR1H = (63036 >>8); //タイマー1の初期化(65536-2500=63036);
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+
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TMR1L = (63036 & 0x00ff);
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flag=1;
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+
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TMR1IF = 0; //割り込みフラグを落とす
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+
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}
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+
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-
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GIE = 1;
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}
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-
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81
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+
void main(void) {
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-
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OSCCON=0x72; //PLL Disable/8MHz
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-
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ANSELA=0x04; //RA2 Analog Setting
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-
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ANSELC=0x00; //PORTC Digital Setting
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-
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TRISA=0x04; //RA2 Input
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-
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TRISC=0x28; //RC5, RC3 Input
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-
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LATC=0x00;
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-
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95
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+
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-
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}
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-
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GIE = 1;
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-
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}
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-
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+
//LED初期設定
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100
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-
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LED1=0; //1: 点灯/0: 消灯
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-
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LED2=0; //1: 点灯/0: 消灯
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LED3=0; //1: 点灯/0: 消灯
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95
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-
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__delay_ms(100); //100msec
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-
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+
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-
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-
if (flag ==0 ){
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-
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-
LEDR=1;
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-
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103
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-
__delay_ms(100); //100msec
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104
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-
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-
LEDR=0;
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-
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-
__delay_ms(100); //100msec
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-
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-
LEDG=1;
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-
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111
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-
__delay_ms(100); //100msec
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112
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-
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-
LEDG=0;
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-
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115
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__delay_ms(100); //100msec
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-
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LEDB=1;
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-
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119
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-
__delay_ms(100); //100msec
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-
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LEDB=0;
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-
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123
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-
}
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124
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-
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125
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-
else {
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-
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127
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while(SW== 0){
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-
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129
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SW = PORTAbits.RA4
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LEDR=1;
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LEDG=1;
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135
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LEDB=1;
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-
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-
}
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-
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}
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-
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-
flag=0;
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+
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while(1){
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LED_Flash();
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}
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}
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1
コードを修正しました。
test
CHANGED
File without changes
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test
CHANGED
@@ -24,25 +24,27 @@
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```html
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26
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+
int flag;
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28
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+
|
27
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-
#define
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+
#define SW PORTAbits.RA4
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31
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32
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|
31
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-
void intrInit(){
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33
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+
void intrInit(){ //割り込みの初期設定
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32
34
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|
33
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-
|
35
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+
T1CON = 0b00110001; //内部クロックの4分の1で,プリスケーラ1:8でカウント(x32)
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34
36
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|
35
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-
|
37
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+
TMR1H = (55536 >>8); //タイマー1の初期化(65536-10000=55536);
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36
38
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37
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-
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39
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+
TMR1L = (55536 & 0x00ff);
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38
40
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39
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-
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41
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+
TMR1IF = 0; //タイマー1割り込みフラグを0にする
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40
42
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|
41
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-
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43
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+
TMR1IE = 1; //タイマー1割り込みを許可する
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44
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43
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-
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45
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+
INTCONbits.GIE = 1; //グローバル割り込みを許可
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44
46
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45
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-
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47
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+
INTCONbits.PEIE = 1; //割り込みを許可
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46
48
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47
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}
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@@ -50,35 +52,11 @@
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50
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51
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52
54
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53
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-
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55
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while(1){
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54
56
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55
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-
{
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56
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-
|
57
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-
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57
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+
LED(void);
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58
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-
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59
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-
__delay_ms(100); //100msec
|
60
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-
|
61
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-
LEDR=0;
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62
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-
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63
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-
__delay_ms(100); //100msec
|
64
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-
|
65
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-
LEDG=1;
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66
|
-
|
67
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-
__delay_ms(100); //100msec
|
68
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-
|
69
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-
LEDG=0;
|
70
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-
|
71
|
-
__delay_ms(100); //100msec
|
72
|
-
|
73
|
-
LEDB=1;
|
74
|
-
|
75
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-
__delay_ms(100); //100msec
|
76
|
-
|
77
|
-
LEDB=0;
|
78
58
|
|
79
59
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}
|
80
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-
|
81
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-
|
82
60
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83
61
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|
84
62
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|
@@ -90,23 +68,13 @@
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90
68
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91
69
|
if(TMR1IF == 1 && SW==0){
|
92
70
|
|
93
|
-
|
71
|
+
TMR1H = (55536 >>8); //タイマー1の初期化(65536-10000=55536);
|
94
72
|
|
95
|
-
|
73
|
+
TMR1L = (55536 & 0x00ff);
|
96
74
|
|
97
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-
|
75
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+
flag=1;
|
98
76
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|
99
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-
LEDR=1;
|
100
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-
|
101
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-
LEDG=1;
|
102
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-
|
103
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-
LEDB=1;
|
104
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-
|
105
|
-
}
|
106
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-
|
107
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-
|
108
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-
|
109
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-
TMR1IF = 0;
|
77
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+
TMR1IF = 0; //割り込みフラグを落とす
|
110
78
|
|
111
79
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}
|
112
80
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|
@@ -116,4 +84,66 @@
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116
84
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117
85
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118
86
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87
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+
void LED(void)
|
88
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+
|
89
|
+
{
|
90
|
+
|
91
|
+
SW = PORTAbits.RA4
|
92
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+
|
93
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+
LEDR=0;
|
94
|
+
|
95
|
+
LEDG=0;
|
96
|
+
|
97
|
+
LEDB=0;
|
98
|
+
|
99
|
+
if (flag ==0 ){
|
100
|
+
|
101
|
+
LEDR=1;
|
102
|
+
|
103
|
+
__delay_ms(100); //100msec
|
104
|
+
|
105
|
+
LEDR=0;
|
106
|
+
|
107
|
+
__delay_ms(100); //100msec
|
108
|
+
|
109
|
+
LEDG=1;
|
110
|
+
|
111
|
+
__delay_ms(100); //100msec
|
112
|
+
|
113
|
+
LEDG=0;
|
114
|
+
|
115
|
+
__delay_ms(100); //100msec
|
116
|
+
|
117
|
+
LEDB=1;
|
118
|
+
|
119
|
+
__delay_ms(100); //100msec
|
120
|
+
|
121
|
+
LEDB=0;
|
122
|
+
|
123
|
+
}
|
124
|
+
|
125
|
+
else {
|
126
|
+
|
127
|
+
while(SW== 0){
|
128
|
+
|
129
|
+
SW = PORTAbits.RA4
|
130
|
+
|
131
|
+
LEDR=1;
|
132
|
+
|
133
|
+
LEDG=1;
|
134
|
+
|
135
|
+
LEDB=1;
|
136
|
+
|
137
|
+
}
|
138
|
+
|
139
|
+
}
|
140
|
+
|
141
|
+
flag=0;
|
142
|
+
|
143
|
+
|
144
|
+
|
145
|
+
}
|
146
|
+
|
147
|
+
|
148
|
+
|
119
149
|
```
|