thomas
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esp-env
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did no longer work with shell oneliner due to missing newlines

Thomas Buck 2 years ago
parent
72917b5bf4
commit
be1fef30e4
3 changed files with 44 additions and 29 deletions
Split View Show Diff Stats
  1. 7
    0
      README.md
  2. 25
    26
      src/main.cpp
  3. 12
    3
      src/moisture.cpp

+ 7
- 0
README.md View File 

@@ -0,0 +1,7 @@
1 
+# ESP-Env
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+
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+Small firmware supporting different environmental sensors, as well as different microcontroller platforms.
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+
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+Supports SHT21, BME280, analog moisture sensors.
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+
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+Runs on ESP32, ESP8266, Arduino Uno Wifi Developer Edition.

+ 25
- 26
src/main.cpp View File 

@@ -12,7 +12,6 @@
12 12 
  */
13 13
14 14 
 #include <Arduino.h>
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-#include <Wire.h>
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 #include <Adafruit_BME280.h>
17 16 
 #include <SHT2x.h>
18 17 
 
@@ -39,6 +38,7 @@
39 38
40 39 
 #if defined(ARDUINO_ARCH_ESP8266) || defined(ARDUINO_ARCH_ESP32)
41 40
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+#include <Wire.h>
42 42 
 #include "SimpleUpdater.h"
43 43
44 44 
 #define BUILTIN_LED_PIN 1
 
@@ -269,20 +269,20 @@ void handleRoot(WiFiClient &client) {
269 269 
     message += F("<title>" ESP_PLATFORM_NAME " Environment Sensor</title>");
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     message += F("</head><body>");
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     message += F("<h1>" ESP_PLATFORM_NAME " Environment Sensor</h1>");
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-    message += F("<p>");
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+    message += F("\n<p>\n");
273 273 
     message += F("Version: ");
274 274 
     message += esp_env_version;
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-    message += F("<br>");
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+    message += F("\n<br>\n");
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     message += F("Location: ");
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     message += sensor_location;
278 278
279 279 
 #if defined(ARDUINO_ARCH_ESP8266) || defined(ARDUINO_ARCH_ESP32)
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-    message += F("<br>");
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+    message += F("\n<br>\n");
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     message += F("MAC: ");
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     message += WiFi.macAddress();
283 283 
 #endif
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-    message += F("</p>");
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+    message += F("\n</p>\n");
286 286
287 287 
 #if defined(ARDUINO_ARCH_AVR)
288 288 
     do {
 
@@ -342,53 +342,53 @@ void handleRoot(WiFiClient &client) {
342 342
343 343 
 #endif
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-    message += F("<p>");
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+    message += F("\n<p>\n");
346 346 
     if (found_bme1) {
347 347 
         message += F("BME280 Low:");
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-        message += F("<br>");
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+        message += F("\n<br>\n");
349 349 
         message += F("Temperature: ");
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         message += String(bme1_temp());
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-        message += F("<br>");
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+        message += F("\n<br>\n");
352 352 
         message += F("Humidity: ");
353 353 
         message += String(bme1_humid());
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-        message += F("<br>");
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+        message += F("\n<br>\n");
355 355 
         message += F("Pressure: ");
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         message += String(bme1_pressure());
357 357 
     } else {
358 358 
         message += F("BME280 (low) not connected!");
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     }
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-    message += F("</p>");
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+    message += F("\n</p>\n");
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-    message += F("<p>");
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+    message += F("\n<p>\n");
363 363 
     if (found_bme2) {
364 364 
         message += F("BME280 High:");
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-        message += F("<br>");
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+        message += F("\n<br>\n");
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         message += F("Temperature: ");
367 367 
         message += String(bme2_temp());
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-        message += F("<br>");
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+        message += F("\n<br>\n");
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         message += F("Humidity: ");
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         message += String(bme2_humid());
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-        message += F("<br>");
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+        message += F("\n<br>\n");
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         message += F("Pressure: ");
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         message += String(bme2_pressure());
374 374 
     } else {
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         message += F("BME280 (high) not connected!");
376 376 
     }
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-    message += F("</p>");
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+    message += F("\n</p>\n");
378 378
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-    message += F("<p>");
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+    message += F("\n<p>\n");
380 380 
     if (found_sht) {
381 381 
         message += F("SHT21:");
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-        message += F("<br>");
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+        message += F("\n<br>\n");
383 383 
         message += F("Temperature: ");
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         message += String(sht_temp());
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-        message += F("<br>");
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+        message += F("\n<br>\n");
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         message += F("Humidity: ");
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         message += String(sht_humid());
388 388 
     } else {
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-        //message += F("SHT21 not connected!");
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+        message += F("SHT21 not connected!");
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     }
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-    message += F("</p>");
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+    message += F("\n</p>\n");
392 392
393 393 
 #if defined(ARDUINO_ARCH_AVR)
394 394 
     do {
 
@@ -409,22 +409,22 @@ void handleRoot(WiFiClient &client) {
409 409 
     for (int i = 0; i < moisture_count(); i++) {
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         int moisture = moisture_read(i);
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         if (moisture < moisture_max()) {
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-            message += F("<p>");
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+            message += F("\n<p>\n");
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             message += F("Sensor ");
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             message += String(i + 1);
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-            message += F(":<br>");
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+            message += F(":\n<br>\n");
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             message += F("Moisture: ");
417 417 
             message += String(moisture);
418 418 
             message += F(" / ");
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             message += String(moisture_max());
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-            message += F("</p>");
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+            message += F("\n</p>\n");
421 421 
         }
422 422 
     }
423 423
424 424 
     if (moisture_count() <= 0) {
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-        message += F("<p>");
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+        message += F("\n<p>\n");
426 426 
         message += F("No moisture sensors configured!");
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-        message += F("</p>");
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+        message += F("\n</p>\n");
428 428 
     }
429 429
430 430 
 #if ! defined(ARDUINO_ARCH_AVR)
 
@@ -502,7 +502,6 @@ void setup() {
502 502
503 503 
 #elif defined(ARDUINO_ARCH_AVR)
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-    Wire.begin();
506 505 
     found_bme1 = (!bme1.begin(BME_I2C_ADDRESS_1, &Wire)) ? false : true;
507 506 
     found_bme2 = (!bme2.begin(BME_I2C_ADDRESS_2, &Wire)) ? false : true;
508 507

+ 12
- 3
src/moisture.cpp View File 

@@ -81,15 +81,24 @@ void moisture_init(void) {
81 81
82 82 
 #elif defined(ARDUINO_ARCH_AVR)
83 83
84 
+// Hardware I2C pins A4 and A5 not usable on Arduino Uno Wifi Dev. Ed.
84 85 
 #define SENSOR_COUNT 6
85 
-uint8_t sensor_pins[SENSOR_COUNT] = { A0, A1, A2, A3, A4, A5 };
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+uint8_t sensor_pins[SENSOR_COUNT] = { A0, A1, A1, A2, A3, A3 };
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+
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+#define OVERSAMPLE_COUNT 3
86 89
87 90 
 int moisture_count(void) {
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-    return 6;
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+    return SENSOR_COUNT;
89 92 
 }
90 93
91 94 
 int moisture_read(int sensor) {
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-    return (analogRead(sensor_pins[sensor]) << 2) | 3;
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+    unsigned long val = 0;
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+    for (int i = 0; i < OVERSAMPLE_COUNT; i++) {
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+        val += analogRead(sensor_pins[sensor]);
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+    }
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+    val /= OVERSAMPLE_COUNT;
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+    if (val >= 1010) val = 1023; // avoid noisy data in db
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+    return (int)((val << 2) | 3);
93 102 
 }
94 103
95 104 
 int moisture_max(void) {

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