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Set bus clock for u8g2 to 100kHz for increased stability.

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Changed SenseAir CO2 request code to 0X04 ...
This commit is contained in:
Achim
2023-02-22 08:37:56 +07:00
parent 253d8a6810
commit 9722eda5fa
7 changed files with 11 additions and 61 deletions
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61
AirGradient.cpp
View File

@ -725,48 +725,6 @@ void AirGradient::CO2_Init(int rx_pin,int tx_pin,int baudRate){
delay(10000);
}
}
//const char* AirGradient::getCO2(int retryLimit) {
// int ctr = 0;
// int result_CO2 = getCO2_Raw();
// while(result_CO2 == -1){
// result_CO2 = getCO2_Raw();
// if((ctr == retryLimit) || (result_CO2 == -1)){
// Char_CO2[0] = 'N';
// Char_CO2[1] = 'U';
// Char_CO2[2] = 'L';
// Char_CO2[3] = 'L';
// return Char_CO2;
// }
// ctr++;
// }
// sprintf(Char_CO2,"%d", result_CO2);
// return Char_CO2;
//}
//int AirGradient::getCO2_Raw(){
// const byte CO2Command[] = {0xFE, 0X44, 0X00, 0X08, 0X02, 0X9F, 0X25};
// byte CO2Response[] = {0,0,0,0,0,0,0};
//
// _SoftSerial_CO2->write(CO2Command, 7);
// delay(100); //give the sensor a bit of time to respond
//
// if (_SoftSerial_CO2->available()){
// for (int i=0; i < 7; i++) {
// int byte = _SoftSerial_CO2->read();
// CO2Response[i] = byte;
// if (CO2Response[0] != 254) {
// return -1; //error code for debugging
// }
// }
// unsigned long val = CO2Response[3]*256 + CO2Response[4];
// return val;
// }
// else
// {
// return -2; //error code for debugging
// }
//}
int AirGradient::getCO2(int numberOfSamplesToTake) {
int successfulSamplesCounter = 0;
@ -800,14 +758,12 @@ int AirGradient::getCO2_Raw() {
while(_SoftSerial_CO2->available()) // flush whatever we might have
_SoftSerial_CO2->read();
const byte CO2Command[] = {0xFE, 0X44, 0X00, 0X08, 0X02, 0X9F, 0X25};
const byte CO2Command[] = {0XFE, 0X04, 0X00, 0X03, 0X00, 0X01, 0XD5, 0XC5};
byte CO2Response[] = {0,0,0,0,0,0,0};
// tt
int datapos = -1;
//
const int commandSize = 7;
const int commandSize = 8;
const int responseSize = 7;
int numberOfBytesWritten = _SoftSerial_CO2->write(CO2Command, commandSize);
@ -818,7 +774,7 @@ int AirGradient::getCO2_Raw() {
// attempt to read response
int timeoutCounter = 0;
while (_SoftSerial_CO2->available() < commandSize) {
while (_SoftSerial_CO2->available() < responseSize) {
timeoutCounter++;
if (timeoutCounter > 10) {
// timeout when reading response
@ -828,22 +784,15 @@ int AirGradient::getCO2_Raw() {
}
// we have 7 bytes ready to be read
for (int i=0; i < commandSize; i++) {
for (int i=0; i < responseSize; i++) {
CO2Response[i] = _SoftSerial_CO2->read();
// tt
if ((CO2Response[i] == 0xFE) && (datapos == -1)){
datapos = i;
}
Serial.print (CO2Response[i],HEX);
Serial.print (":");
//
}
// return CO2Response[3]*256 + CO2Response[4];
// tt
return CO2Response[datapos + 3]*256 + CO2Response[datapos + 4];
//
}
//END CO2 FUNCTIONS //

2
examples/DIY_BASIC/DIY_BASIC.ino
View File

@ -78,7 +78,7 @@ long val;
void setup()
{
Serial.begin(115200);
u8g2.setBusClock(100000);
u8g2.begin();
updateOLED();

2
examples/DIY_PRO/DIY_PRO.ino
View File

@ -78,7 +78,7 @@ int hum = 0;
void setup()
{
Serial.begin(115200);
u8g2.setBusClock(100000);
u8g2.begin();
updateOLED();

1
examples/DIY_PRO_V3_7/DIY_PRO_V3_7.ino
View File

@ -117,6 +117,7 @@ unsigned long releasedTime = 0;
void setup() {
Serial.begin(115200);
Serial.println("Hello");
u8g2.setBusClock(100000);
u8g2.begin();
//u8g2.setDisplayRotation(U8G2_R0);

2
examples/DIY_PRO_WITH_SENSIRION_NOX/DIY_PRO_WITH_SENSIRION_NOX.ino
View File

@ -97,7 +97,7 @@ int hum = 0;
void setup()
{
Serial.begin(115200);
u8g2.setBusClock(100000);
u8g2.begin();
updateOLED();

2
examples/DIY_PRO_WITH_SGP30/DIY_PRO_WITH_SGP30.ino
View File

@ -91,7 +91,7 @@ int hum = 0;
void setup()
{
Serial.begin(115200);
u8g2.setBusClock(100000);
u8g2.begin();
updateOLED();

2
examples/DIY_PRO_WITH_SGP40/DIY_PRO_WITH_SGP40.ino
View File

@ -87,7 +87,7 @@ int hum = 0;
void setup()
{
Serial.begin(115200);
u8g2.setBusClock(100000);
u8g2.begin();
updateOLED();