101 lines
2.5 KiB
C++
101 lines
2.5 KiB
C++
#include <Homie.h>
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#include <ArduinoOTA.h>
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#include <Arduino.h>
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#include <SoftwareSerial.h>
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// Timeout, wann die Verbindung als "zurückgesetzt" angesehen werden soll und wieder auf das erste Byte gewartet wird
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#define TIMEOUT 500
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#define FW_NAME "esp-videoswitcher"
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#define FW_VERSION "1.0.0"
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SoftwareSerial swSer(D2, D1);
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int currentnumber = 0;
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int inputbytes[4];
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int commandbytes[4];
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String output = "";
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String output2 = "";
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HomieNode switchNode("switch", "switch");
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bool switchHandler(const HomieRange& range, const String& value) {
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Homie.getLogger() << "switch " << ": " << value << endl;
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if (sscanf(value, "%d %d %d %d", &commandbytes[0], &commandbytes[1], &commandbytes[2], &commandbytes[3]) == 4)
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{
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// Nur wenn wirklich 4 Werte übernommen wurden
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switchNode.setProperty("switch").send(value);
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// Sende an das Gerät
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swSer.write(commandbytes[0]);
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swSer.write(commandbytes[1]);
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swSer.write(commandbytes[2]);
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swSer.write(commandbytes[3]);
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}
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else
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{
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commandbytes[0] = 0;
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commandbytes[1] = 0;
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commandbytes[2] = 0;
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commandbytes[3] = 0;
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switchNode.setProperty("switch").send("ERROR");
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}
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return true;
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}
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void setup() {
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Serial.begin(115200);
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swSer.begin(9600);
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Serial.println("\nKramer VS-162AV");
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Homie_setFirmware(FW_NAME, FW_VERSION);
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Homie_setBrand(FW_NAME);
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switchNode.advertise("switch").settable(switchHandler);
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Homie.setup();
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ArduinoOTA.setHostname(Homie.getConfiguration().deviceId);
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ArduinoOTA.begin();
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}
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void loop() {
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Homie.loop();
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ArduinoOTA.handle();
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while (swSer.available() > 0) {
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int r1 = swSer.read();
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Serial.print(currentnumber);
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Serial.print(": ");
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Serial.print(r1);
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Serial.print(" ");
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inputbytes[currentnumber] = r1;
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output += String(r1, DEC);
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output += " ";
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if (currentnumber == 3) {
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switchNode.setProperty("data").send(output);
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output2 = "";
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output2 += "OUTPUT ";
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output2 += String(inputbytes[2]-128, DEC);
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output2 += " INPUT ";
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output2 += String(inputbytes[1]-128, DEC);
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switchNode.setProperty("switchevent").send(output2);
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switchNode.setProperty("input").send(String(inputbytes[1]-128, DEC));
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switchNode.setProperty("output").send(String(inputbytes[2]-128, DEC));
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currentnumber = 0;
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inputbytes[0] = 0;
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inputbytes[1] = 0;
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inputbytes[2] = 0;
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inputbytes[3] = 0;
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output = "";
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} else {
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Serial.print(">");
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Serial.print(currentnumber);
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Serial.print("<");
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currentnumber++;
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}
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}
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}
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