Frédéric Blanc » IOT DR

DotMatrixDisplay » History » Revision 8

Revision 7 (Frédéric Blanc, 2020-04-17 16:43) → Revision 8/11 (Frédéric Blanc, 2020-04-17 17:06)

h1. DotMatrixDisplay 

 h2. Hardware 

 https://majicdesigns.github.io/MD_MAX72XX/page_f_c16.html 

 // ESP8266 PIN configuration 
 #define HARDWARE_TYPE MD_MAX72XX::FC16_HW         //PAROLA_HW GENERIC_HW ICSTATION_HW 
 #define CLK_PIN     D5    // Matrix CLK 
 #define DATA_PIN    D7    // Matrix DIN 
 #define CS_PIN      D6    // Matrix DS 

 h2. Software 

 code exemple 
 http://sarakha63-domotique.fr/afficheur-led-matrixled-jeedom/ 

 https://github.com/MajicDesigns/MD_Parola 

 version light 

 document:"code light DotMatrixDisplay" 


 mise a jour du code ArduinoJson 5 -> ArduinoJson 6 

 <pre><code> 
 // ArduinoJson 5 
   //StaticJsonBuffer<512> jsonBuffer; 
   //JsonObject& root = jsonBuffer.parseObject((char*)payloadcopy); 
   //if (!root.success()) { 
   // ArduinoJson 6 
   DynamicJsonDocument root(1024); 
   DeserializationError error = deserializeJson(root, (char*)payloadcopy); 
   // Test if parsing succeeds. 
   if (error){ 
 </code></pre> 

 h3. To Do 

 rendre la configuration MQTT dynamique 

 h2. MQTT 

 topic: DotMatrixDisplay/message 

 {"text":"ABC°€", 
 "priorite":0, 
 "lum":1, 
 "pos":2, 
 "eff_in":9, 
 "eff_out":9, 
 "speed":1000, 
 "pause":100} 

 {"text":"Bonjour tous le monde", 
 "priorite":0, 
 "lum":1, 
 "pos":1, 
 "eff_in":1, 
 "eff_out":9, 
 "speed":50, 
 "pause":100}