BASIC4MCU | 질문게시판 | 답변 : rx tx 통신 센서값 전달
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작성자 master 작성일2020-06-03 14:55 조회2,476회 댓글0건
https://www.basic4mcu.com/bbs/board.php?bo_table=gac&wr_id=12598
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// MCU BASIC: https://www.basic4mcu.com// DateTime : 2020-06-03 오후 3:01:05// by Ok-Hyun Park//// 초음파 센서 연결된 A아두이노#define TRIGPIN 8#define ECHOPIN 9#define CTM 10//int dur,dis;unsigned char t;//void setup(){Serial.begin(9600);pinMode(TRIGPIN,OUTPUT);pinMode(ECHOPIN,INPUT);}//void loop(){digitalWrite(TRIGPIN,HIGH); delayMicroseconds(CTM); digitalWrite(TRIGPIN,LOW);dur=pulseIn(ECHOPIN,HIGH);dis=(float)dur*0.017;if(dis>255)dis=255;Serial.print(dis);delay(500);}//------------------------------#define LED 13// LED 연결된 B아두이노void setup(){Serial.begin(9600);pinMode(LED,OUTPUT);}//void loop(){if(Serial.available()){unsigned char r=Serial.read();if(r<=10)digitalWrite(LED,1);else digitalWrite(LED,0);Serial.print(r); Serial.println(" cm");}}
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