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Added DHT22

main
ephides 5 years ago
parent
e75643cddb
commit
3d0d92f2ea
1 changed files with 46 additions and 14 deletions
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  1. 60
      ESPClock.ino

60
ESPClock.ino
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@ -4,6 +4,7 @@
#include <ArduinoOTA.h> #include <ArduinoOTA.h>
#include <Adafruit_GFX.h> #include <Adafruit_GFX.h>
#include <Max72xxPanel.h> #include <Max72xxPanel.h>
#include <DHTesp.h>
#include "secrets.h" #include "secrets.h"
const char* ssid = STASSID; const char* ssid = STASSID;
@ -15,6 +16,14 @@ const int numberOfVerticalDisplays = 1;
Max72xxPanel matrix = Max72xxPanel(pinCS, numberOfHorizontalDisplays, numberOfVerticalDisplays); Max72xxPanel matrix = Max72xxPanel(pinCS, numberOfHorizontalDisplays, numberOfVerticalDisplays);
#define DHTPIN D2 // Pin which is connected to the DHT sensor.
#define DHTTYPE DHTesp::DHT22 // DHT 22 (AM2302)
float temperature;
long dhttimer;
DHTesp dht;
void setup() { void setup() {
// Init Matrix Panel // Init Matrix Panel
matrix.setIntensity(0); // Use a value between 0 and 15 for brightness matrix.setIntensity(0); // Use a value between 0 and 15 for brightness
@ -65,25 +74,35 @@ void setup() {
// Use dots to indicate the progress of the OTA update // Use dots to indicate the progress of the OTA update
ArduinoOTA.onProgress([](unsigned int progress, unsigned int total) { ArduinoOTA.onProgress([](unsigned int progress, unsigned int total) {
matrix.setIntensity(analogRead(A0)/64); matrix.setIntensity(analogRead(A0)/64);
if (progress/(total/100)>25) { if (progress*100/total>25) {
matrix.drawChar(38,0,'.', HIGH,LOW,1); matrix.drawChar(38,0,'.', HIGH,LOW,1);
matrix.write(); matrix.write();
} }
if (progress/(total/100)>50) { if (progress*100/total>50) {
matrix.drawChar(44,0,'.', HIGH,LOW,1); matrix.drawChar(44,0,'.', HIGH,LOW,1);
matrix.write(); matrix.write();
} }
if (progress/(total/100)>75) { if (progress*100/total>75) {
matrix.drawChar(50,0,'.', HIGH,LOW,1); matrix.drawChar(50,0,'.', HIGH,LOW,1);
matrix.write(); matrix.write();
} }
}); });
// Init OTA // Init OTA
ArduinoOTA.begin(); ArduinoOTA.begin();
dht.setup(DHTPIN,DHTTYPE);
dhttimer=millis()+dht.getMinimumSamplingPeriod();
} }
void loop() { void loop() {
struct tm *timeinfo; struct tm *timeinfo;
int temp;
// get DHT readings
if (dhttimer<millis()) {
temperature = dht.getTemperature();
dhttimer=millis()+dht.getMinimumSamplingPeriod();
}
// fetch actual time // fetch actual time
time_t now = time(nullptr); time_t now = time(nullptr);
@ -94,20 +113,33 @@ void loop() {
if (timeinfo->tm_year==70) { if (timeinfo->tm_year==70) {
matrix.drawChar(2,0, 'T', HIGH,LOW,1); // H matrix.drawChar(2,0, 'T', HIGH,LOW,1);
matrix.drawChar(8,0, 'I', HIGH,LOW,1); // HH matrix.drawChar(8,0, 'I', HIGH,LOW,1);
matrix.drawChar(14,0,'M', HIGH,LOW,1); // HH: matrix.drawChar(14,0,'M', HIGH,LOW,1);
matrix.drawChar(20,0,'E', HIGH,LOW,1); // HH:M matrix.drawChar(20,0,'E', HIGH,LOW,1);
} else { } else {
// display date on LED panel if (timeinfo->tm_sec&4) {
matrix.drawChar(0,0, (timeinfo->tm_mday)/10?'0'+(timeinfo->tm_mday)/10:' ', HIGH,LOW,1); // day of month, blank if zero // display date on LED panel
matrix.drawChar(6,0, '0'+(timeinfo->tm_mday)%10, HIGH,LOW,1); // day of month matrix.drawChar(0,0, (timeinfo->tm_mday)/10?'0'+(timeinfo->tm_mday)/10:' ', HIGH,LOW,1); // day of month, blank if zero
matrix.drawChar(11,0,'.', HIGH,LOW,1); // . matrix.drawChar(6,0, '0'+(timeinfo->tm_mday)%10, HIGH,LOW,1); // day of month
matrix.drawChar(17,0, '0'+(timeinfo->tm_mon+1)/10, HIGH,LOW,1); // month matrix.drawChar(11,0,'.', HIGH,LOW,1); // .
matrix.drawChar(23,0, '0'+(timeinfo->tm_mon+1)%10, HIGH,LOW,1); // month matrix.drawChar(17,0, '0'+(timeinfo->tm_mon+1)/10, HIGH,LOW,1); // month
matrix.drawChar(28,0,'.', HIGH,LOW,1); matrix.drawChar(23,0, '0'+(timeinfo->tm_mon+1)%10, HIGH,LOW,1); // month
matrix.drawChar(28,0,'.', HIGH,LOW,1);
} else {
// display temperature on LED panel
matrix.drawChar(29,0,'C',HIGH,LOW,1);
matrix.drawChar(23,-2,'o',HIGH,LOW,1);
temp = (int)(temperature*10.0);
matrix.drawChar(17,0,'0'+(temp%10)?'0'+(temp%10):' ',HIGH,LOW,1);
temp = temp/10;
matrix.drawChar(11,0,'.',HIGH,LOW,1);
matrix.drawChar(6,0,'0'+(temp%10),HIGH,LOW,1);
temp = temp/10;
matrix.drawChar(0,0,temp%10?'0'+(temp%10):' ',HIGH,LOW,1);
}
// display time // display time
matrix.drawChar(36,0, (timeinfo->tm_hour)/10?'0'+(timeinfo->tm_hour)/10:' ', HIGH,LOW,1); // hour, blank if zero matrix.drawChar(36,0, (timeinfo->tm_hour)/10?'0'+(timeinfo->tm_hour)/10:' ', HIGH,LOW,1); // hour, blank if zero

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