攀藤科技 DS-CO2-20 高精度二氧化碳感測器模組

範例程式CODE:

*/

#include

SoftwareSerial Serial1 = SoftwareSerial(10, 11);

static unsigned int co2 = 0;

static unsigned int ucRxBuffer[10];

void setup() {

Serial.begin(9600);

delay(500);

Serial1.begin(9600);

}

void loop(){

Serial1.listen();

byte request[] = {0x42, 0x4d, 0xe3, 0x00, 0x00, 0x01, 0x72};

Serial1.write(request, 7);

delay(500);

while (Serial1.available()){

for(int i=0; i<12; i=i+1){

ucRxBuffer[i]=Serial1.read();

}

co2 = ucRxBuffer[4]*256+ucRxBuffer[5];

Serial.println(co2);

}

delay(1000);

}