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1technophile authored and GitHub committed 2016-09-20 19:48:36 +02:00
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_433toMQTTto433_ESP8266.ino
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@@ -1,7 +1,7 @@
/* /*
433toMQTTto433 - ESP8266 program for home automation 433toMQTTto433 - ESP8266 program for home automation
Act as a wifi gateway between your nodes and a MQTT broker Act as a wifi gateway between your 433mhz nodes and a MQTT broker
Send and receiving command by MQTT Send and receiving command by MQTT
This program enables to: This program enables to:
@@ -17,7 +17,7 @@
- ESP8266Wifi - ESP8266Wifi
Project home: https://github.com/1technophile/433toMQTTto433_ESP8266 Project home: https://github.com/1technophile/433toMQTTto433_ESP8266
Blog: https://1technophile.blogspot.com/ Blog, tutorial: http://1technophile.blogspot.com/2016/09/433tomqttto433-bidirectional-esp8266.html
Permission is hereby granted, free of charge, to any person obtaining a copy of this software Permission is hereby granted, free of charge, to any person obtaining a copy of this software
and associated documentation files (the "Software"), to deal in the Software without restriction, and associated documentation files (the "Software"), to deal in the Software without restriction,
@@ -32,7 +32,7 @@ TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONIN
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Some usefull commands to test gateway with mosquitto Some usefull commands to test gateway with mosquitto:
Subscribe to the subject for data receiption from RF signal Subscribe to the subject for data receiption from RF signal
mosquitto_sub -t home/433toMQTT mosquitto_sub -t home/433toMQTT
@@ -92,15 +92,14 @@ void setup()
{ {
//Launch serial for debugging purposes //Launch serial for debugging purposes
Serial.begin(9600); Serial.begin(9600);
//Begining ethernet connection //Begining wifi connection
setup_wifi(); setup_wifi();
//client.setServer(mqtt_server, 1883);
delay(1500); delay(1500);
lastReconnectAttempt = 0; lastReconnectAttempt = 0;
mySwitch.enableTransmit(4); // RF Transmitter is connected to Arduino Pin #10 mySwitch.enableTransmit(4); // RF Transmitter is connected to Pin D2
mySwitch.setRepeatTransmit(20); //increase transmit repeat to avoid lost of rf sendings mySwitch.setRepeatTransmit(20); //increase transmit repeat to avoid lost of rf sendings
mySwitch.enableReceive(0); // Receiver on inerrupt 0 => that is pin #2 mySwitch.enableReceive(0); // Receiver on pin D3
} }
void setup_wifi() { void setup_wifi() {
@@ -123,7 +122,7 @@ boolean reconnect() {
while (!client.connected()) { while (!client.connected()) {
trc("Attempting MQTT connection..."); trc("Attempting MQTT connection...");
// Attempt to connect // Attempt to connect
// If you want to use a username and password, change next line to // If you want to use a username and password, uncomment next line and comment the line if (client.connect("433toMQTTto433")) {
//if (client.connect("433toMQTTto433", mqtt_user, mqtt_password)) { //if (client.connect("433toMQTTto433", mqtt_user, mqtt_password)) {
// and set username and password at the program beginning // and set username and password at the program beginning
if (client.connect("433toMQTTto433")) { if (client.connect("433toMQTTto433")) {
@@ -203,13 +202,12 @@ void receivingMQTT(String topicNameRec, String callbackstring) {
char datacallback[26] = ""; char datacallback[26] = "";
// Below you send RF signal following data value received by MQTT // Below you send RF signal following data value received by MQTT
// converting string to char for condition statement
callbackstring.toCharArray(datacallback,26); callbackstring.toCharArray(datacallback,26);
trc(datacallback); trc(datacallback);
long int data = atol(datacallback); long int data = atol(datacallback);
trc("Send received data by RF 433"); trc("Send received data by RF 433");
trc(String(data)); trc(String(data));
//send received MQTT value by RF signal (example of signal sent data = 5264660), we activate the transmitter on pin 9 the time to send data by RF //send received MQTT value by RF signal (example of signal sent data = 5264660)
mySwitch.send(data, 24); mySwitch.send(data, 24);
} }