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Enable Calibration on Sensair S8

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This commit is contained in:
seiichiro 2021-04-06 16:09:08 +02:00
parent b02df7d69b
commit 36963daac6
3 changed files with 20 additions and 3 deletions
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2
lib/MHZ19C/MHZ19C.cpp
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@ -53,7 +53,7 @@ void MHZ19C::calibrate(void) {
digitalWrite(calpin, LOW); digitalWrite(calpin, LOW);
delay(7500); delay(7500);
digitalWrite(calpin, HIGH); digitalWrite(calpin, HIGH);
pinMode(PIN_PB4, INPUT_PULLUP); pinMode(calpin, INPUT_PULLUP);
} }
uint8_t MHZ19C::getSensorData(char * payload, uint8_t startbyte) { uint8_t MHZ19C::getSensorData(char * payload, uint8_t startbyte) {

16
lib/SENSAIRS8/SENSAIRS8.cpp
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@ -49,6 +49,22 @@ uint8_t SENSAIRS8::getSensorData(char *payload, uint8_t startbyte) {
return startbyte+2; return startbyte+2;
} }
void SENSAIRS8::calibrate(void) {
pinMode(calpin, OUTPUT);
digitalWrite(calpin, LOW);
delay(5000);
digitalWrite(calpin, HIGH);
pinMode(calpin, INPUT_PULLUP);
}
void SENSAIRS8::initialize(void) {
// Disable Auto Background Calibration
uint8_t _cmd[8] = {0xFE, 0x06, 0x00, 0x01F, 0x00, 0x00, 0xAC, 0x03};
while (Serial.available() > 0) Serial.read();
Serial.write(_cmd, 8);
Serial.flush();
}
// Read a Sensor Response // Read a Sensor Response
uint8_t SENSAIRS8::read() { uint8_t SENSAIRS8::read() {
// Number of returned Bytes // Number of returned Bytes

5
lib/SENSAIRS8/SENSAIRS8.h
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@ -35,6 +35,7 @@
class SENSAIRS8 : public AttSensor { class SENSAIRS8 : public AttSensor {
private: private:
uint8_t buffer[SER_BUF_LEN]; uint8_t buffer[SER_BUF_LEN];
pin_size_t calpin = PIN_PB4; // PB4 is the Calibration Pin on the Addon PCB
uint8_t read(); uint8_t read();
void zeroBuffer(void); void zeroBuffer(void);
@ -43,8 +44,8 @@ class SENSAIRS8 : public AttSensor {
public: public:
SENSAIRS8(void); SENSAIRS8(void);
uint8_t getSensorData(char *payload, uint8_t startbyte); uint8_t getSensorData(char *payload, uint8_t startbyte);
void calibrate(void) {}; void calibrate(void);
void initialize(void) {}; void initialize(void);
uint8_t numBytes(void) {return 2;}; uint8_t numBytes(void) {return 2;};
}; };