Weatherstation/Weatherstation1: Difference between revisions
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I smashed together an ESP-12 and a BME680 and call it | I smashed together an ESP-12 and a BME680 and call it weatherstation1 | ||
[[image:weatherstation1_hardware.jpg]] | arduino file: esp12-bme680.ino | ||
<pre> | |||
#include <Wire.h> | |||
#include <SPI.h> | |||
#include <Adafruit_Sensor.h> | |||
#include "Adafruit_BME680.h" | |||
#include <ESP8266WiFi.h> | |||
#include <WiFiClient.h> | |||
#include <ESP8266WebServer.h> | |||
#include <ESP8266mDNS.h> | |||
#ifndef STASSID | |||
#define STASSID "SSID" | |||
#define STAPSK "XXX" | |||
#endif | |||
const char* ssid = STASSID; | |||
const char* password = STAPSK; | |||
ESP8266WebServer server(80); | |||
#define SEALEVELPRESSURE_HPA (1013.25) | |||
Adafruit_BME680 bme; | |||
void handleRoot() { | |||
digitalWrite(LED_BUILTIN, HIGH); | |||
Serial.print("request: root"); | |||
server.send(200, "text/plain", "hello from esp8266!"); | |||
digitalWrite(LED_BUILTIN, LOW); | |||
} | |||
void handleMetrics() { | |||
digitalWrite(LED_BUILTIN, HIGH); | |||
Serial.print("request: metrics"); | |||
delay(1000); // wait for a second | |||
Serial.print("bme.performReading()"); | |||
if (! bme.performReading()) { | |||
Serial.println("Failed to perform reading."); | |||
server.send(200, "text/plain", "Failed to perform reading."); | |||
return; | |||
} | |||
Serial.println("Reading done, sending...."); | |||
// # HELP temperature Temperature in Celcius" | |||
// # TYPE temperature guage") | |||
String message = "temperature "; | |||
message += bme.temperature; | |||
message += "\n"; | |||
// Serial.println("# HELP barometric_pressure in hectopascals (hPa)" | |||
// Serial.println("# TYPE barometric_pressure guage") | |||
message += "barometric_pressure "; | |||
message += (bme.pressure / 100.0); | |||
message += "\n"; | |||
// Serial.println("# HELP humidity relative humidity percent (%)" | |||
// Serial.println("# TYPE humidity guage") | |||
message += "humidity "; | |||
message += bme.humidity; | |||
message += "\n"; | |||
// Serial.println("# HELP gas_resistance Gas Resistance in KOhms" | |||
// Serial.println("# TYPE gas_resistance guage") | |||
message += "gas_resistance "; | |||
message += (bme.gas_resistance / 1000.0); | |||
message += "\n"; | |||
// Serial.println("# HELP approximate_altitude in meters KOhms" | |||
// Serial.println("# TYPE approximate_altitude guage") | |||
message += "approximate_altitude "; | |||
message += bme.readAltitude(SEALEVELPRESSURE_HPA); | |||
message += "\n"; | |||
server.send(200, "text/plain", message); | |||
} | |||
void handleNotFound() { | |||
server.send(404, "text/plain", "Not found"); | |||
} | |||
// the setup function runs once when you press reset or power the board | |||
void setup() { | |||
// initialize digital pin LED_BUILTIN as an output. | |||
pinMode(LED_BUILTIN, OUTPUT); | |||
Serial.begin(9600); | |||
while (!Serial); | |||
Serial.println(F("begin wifi")); | |||
WiFi.mode(WIFI_STA); | |||
WiFi.begin(ssid, password); | |||
Serial.println(F("wifi begined, wait for connected")); | |||
while (WiFi.status() != WL_CONNECTED) { | |||
delay(500); | |||
Serial.print("."); | |||
} | |||
Serial.println(F("connected")); | |||
Serial.println(""); | |||
Serial.print("Connected to "); | |||
Serial.println(ssid); | |||
Serial.print("IP address: "); | |||
Serial.println(WiFi.localIP()); | |||
if (MDNS.begin("weatherstation1")) { | |||
Serial.println("MDNS responder started"); | |||
} | |||
Serial.println(F("BME680 begin")); | |||
if (!bme.begin()) { | |||
Serial.println("Could not find a valid BME680 sensor, check wiring!"); | |||
while (1); | |||
} | |||
Serial.println("setting over sampling"); | |||
bme.setTemperatureOversampling(BME680_OS_8X); | |||
bme.setHumidityOversampling(BME680_OS_2X); | |||
bme.setPressureOversampling(BME680_OS_4X); | |||
bme.setIIRFilterSize(BME680_FILTER_SIZE_3); | |||
bme.setGasHeater(320, 150); | |||
Serial.println("set over sampling"); | |||
// setting up handlers | |||
server.on("/", handleRoot); | |||
server.on("/metrics", handleMetrics); | |||
Serial.println("setupdone"); | |||
/* | |||
String message = "File Not Found\n\n"; | |||
message += "URI: "; | |||
message += server.uri(); | |||
message += "\nMethod: "; | |||
message += (server.method() == HTTP_GET) ? "GET" : "POST"; | |||
message += "\nArguments: "; | |||
message += server.args(); | |||
message += "\n"; | |||
for (uint8_t i = 0; i < server.args(); i++) { | |||
message += " " + server.argName(i) + ": " + server.arg(i) + "\n"; | |||
} | |||
server.send(404, "text/plain", message); | |||
} | |||
*/ | |||
server.begin(); // Actually start the server | |||
Serial.println("HTTP server started"); | |||
} | |||
// the loop function runs over and over again forever | |||
void loop() { | |||
/* Serial.println("loop start"); | |||
delay(1000); // wait for a second | |||
digitalWrite(LED_BUILTIN, HIGH); // turn the LED on (HIGH is the voltage level) | |||
digitalWrite(LED_BUILTIN, LOW); // turn the LED off by making the voltage LOW | |||
*/ | |||
server.handleClient(); | |||
MDNS.update(); | |||
} | |||
</pre> | |||
[[image:weatherstation1_hardware.jpg|600px]] | |||
[[image:barometric_pressure.png|600px]] | |||
[[Category:Script]] | |||
[[Category:Computers]] |
Latest revision as of 05:11, 1 April 2023
I smashed together an ESP-12 and a BME680 and call it weatherstation1
arduino file: esp12-bme680.ino
#include <Wire.h> #include <SPI.h> #include <Adafruit_Sensor.h> #include "Adafruit_BME680.h" #include <ESP8266WiFi.h> #include <WiFiClient.h> #include <ESP8266WebServer.h> #include <ESP8266mDNS.h> #ifndef STASSID #define STASSID "SSID" #define STAPSK "XXX" #endif const char* ssid = STASSID; const char* password = STAPSK; ESP8266WebServer server(80); #define SEALEVELPRESSURE_HPA (1013.25) Adafruit_BME680 bme; void handleRoot() { digitalWrite(LED_BUILTIN, HIGH); Serial.print("request: root"); server.send(200, "text/plain", "hello from esp8266!"); digitalWrite(LED_BUILTIN, LOW); } void handleMetrics() { digitalWrite(LED_BUILTIN, HIGH); Serial.print("request: metrics"); delay(1000); // wait for a second Serial.print("bme.performReading()"); if (! bme.performReading()) { Serial.println("Failed to perform reading."); server.send(200, "text/plain", "Failed to perform reading."); return; } Serial.println("Reading done, sending...."); // # HELP temperature Temperature in Celcius" // # TYPE temperature guage") String message = "temperature "; message += bme.temperature; message += "\n"; // Serial.println("# HELP barometric_pressure in hectopascals (hPa)" // Serial.println("# TYPE barometric_pressure guage") message += "barometric_pressure "; message += (bme.pressure / 100.0); message += "\n"; // Serial.println("# HELP humidity relative humidity percent (%)" // Serial.println("# TYPE humidity guage") message += "humidity "; message += bme.humidity; message += "\n"; // Serial.println("# HELP gas_resistance Gas Resistance in KOhms" // Serial.println("# TYPE gas_resistance guage") message += "gas_resistance "; message += (bme.gas_resistance / 1000.0); message += "\n"; // Serial.println("# HELP approximate_altitude in meters KOhms" // Serial.println("# TYPE approximate_altitude guage") message += "approximate_altitude "; message += bme.readAltitude(SEALEVELPRESSURE_HPA); message += "\n"; server.send(200, "text/plain", message); } void handleNotFound() { server.send(404, "text/plain", "Not found"); } // the setup function runs once when you press reset or power the board void setup() { // initialize digital pin LED_BUILTIN as an output. pinMode(LED_BUILTIN, OUTPUT); Serial.begin(9600); while (!Serial); Serial.println(F("begin wifi")); WiFi.mode(WIFI_STA); WiFi.begin(ssid, password); Serial.println(F("wifi begined, wait for connected")); while (WiFi.status() != WL_CONNECTED) { delay(500); Serial.print("."); } Serial.println(F("connected")); Serial.println(""); Serial.print("Connected to "); Serial.println(ssid); Serial.print("IP address: "); Serial.println(WiFi.localIP()); if (MDNS.begin("weatherstation1")) { Serial.println("MDNS responder started"); } Serial.println(F("BME680 begin")); if (!bme.begin()) { Serial.println("Could not find a valid BME680 sensor, check wiring!"); while (1); } Serial.println("setting over sampling"); bme.setTemperatureOversampling(BME680_OS_8X); bme.setHumidityOversampling(BME680_OS_2X); bme.setPressureOversampling(BME680_OS_4X); bme.setIIRFilterSize(BME680_FILTER_SIZE_3); bme.setGasHeater(320, 150); Serial.println("set over sampling"); // setting up handlers server.on("/", handleRoot); server.on("/metrics", handleMetrics); Serial.println("setupdone"); /* String message = "File Not Found\n\n"; message += "URI: "; message += server.uri(); message += "\nMethod: "; message += (server.method() == HTTP_GET) ? "GET" : "POST"; message += "\nArguments: "; message += server.args(); message += "\n"; for (uint8_t i = 0; i < server.args(); i++) { message += " " + server.argName(i) + ": " + server.arg(i) + "\n"; } server.send(404, "text/plain", message); } */ server.begin(); // Actually start the server Serial.println("HTTP server started"); } // the loop function runs over and over again forever void loop() { /* Serial.println("loop start"); delay(1000); // wait for a second digitalWrite(LED_BUILTIN, HIGH); // turn the LED on (HIGH is the voltage level) digitalWrite(LED_BUILTIN, LOW); // turn the LED off by making the voltage LOW */ server.handleClient(); MDNS.update(); }