DigitalInfinity/bme680-ttn
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Shows Status on Neopixels

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This commit is contained in:
Alexander Gabriel 2020-11-20 23:43:48 +01:00
parent 4ef97d3ce7
commit 37d287276f
1 changed files with 34 additions and 3 deletions
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35
BME680-TTN.ino
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@ -4,8 +4,8 @@
#define USE_DISPLAY
#ifdef USE_DISPLAY
#include <U8g2lib.h>
#include <U8g2lib.h>
#ifdef U8X8_HAVE_HW_SPI
#include <SPI.h>
#endif
@ -13,6 +13,11 @@
#include <Wire.h>
#endif
#include <Adafruit_NeoPixel.h>
#define LED_PIN 18
#define LED_COUNT 8
Adafruit_NeoPixel strip(LED_COUNT, LED_PIN, NEO_GRB + NEO_KHZ800);
//U8G2_SSD1306_128X64_NONAME_F_SW_I2C u8g2(U8G2_R0, /* clock=*/ 15, /* data=*/ 4, /* reset=*/ 16);
U8G2_SSD1306_128X64_NONAME_F_SW_I2C u8g2(U8G2_R0, /* clock=*/ 15, /* data=*/ 4, /* reset=*/ 16);
#endif
@ -20,6 +25,8 @@ U8G2_SSD1306_128X64_NONAME_F_SW_I2C u8g2(U8G2_R0, /* clock=*/ 15, /* data=*/ 4,
int DisplayUpdateLoopInterval = 1000;
uint32_t DisplayUpdateLoopMillis = millis() - DisplayUpdateLoopInterval;
int NeoPixelUpdateLoopInterval = 1000;
uint32_t NeoPixelUpdateLoopMillis = millis() - NeoPixelUpdateLoopInterval;
// Create an object of the class Bsec
Bsec iaqSensor;
@ -62,7 +69,9 @@ void setup(void)
output = "Timestamp [ms], raw temperature [°C], pressure [hPa], raw relative humidity [%], gas [Ohm], IAQ, IAQ accuracy, temperature [°C], relative humidity [%], Static IAQ, CO2 equivalent, breath VOC equivalent";
Serial.println(output);
strip.begin();
strip.show();
strip.setBrightness(50);
}
// Function that is looped forever
@ -89,6 +98,7 @@ void loop(void)
#ifdef USE_DISPLAY
updateDisplay();
#endif
updateNeoPixel();
}
// Helper function definitions
@ -162,3 +172,24 @@ void updateDisplay() {
}
}
#endif
void updateNeoPixel(){
if(millis() - NeoPixelUpdateLoopMillis > NeoPixelUpdateLoopInterval) {
NeoPixelUpdateLoopMillis = millis();
double warningValue = 800;
double criticalValue = 1500;
double steps = 2000/strip.numPixels();
float co2 = iaqSensor.co2Equivalent;
for(int i=0; i<strip.numPixels(); i++) {
if(co2 >= steps*(i+1)) {
if(co2 >= criticalValue) strip.setPixelColor(i, 255, 0, 0);
else if(co2 >= warningValue) strip.setPixelColor(i, 255, 165, 0);
else if(co2 < warningValue) strip.setPixelColor(i, 0, 255, 0);
}
else {
strip.setPixelColor(i, 0, 0, 0);
}
strip.show();
}
}
}