NoCAN

main.cpp

#include <nocan.h>
#include <ArduinoJson.h>
#define ARDUINO_SAMD_VARIANT_COMPLIANCE 10610
#include <uFire_EC_JSON.h>
#include <uFire_pH_JSON.h>
#include <uFire_ORP_JSON.h>

NocanChannelId tid;
uFire_EC_JSON        ec;
uFire_pH_JSON        ph;
uFire_ORP_JSON       orp;

void setup() {
  Serial1.begin(9600);
  Nocan.open();
  Nocan.registerChannel("ufire", &tid);
  Nocan.subscribeChannel(tid);
  
  ec.begin(new uFire_EC);
  ph.begin(new ISE_pH);
  orp.begin(new ISE_ORP(0x3e));
  Wire.begin();
}

void loop() {
  NocanMessage msg;
  int8_t status = Nocan.receiveMessage(&msg);
  if (status == 0)
  {
    String rx_command = (char*)msg.data;
    rx_command = rx_command.substring(0, msg.data_len);
    Nocan.publishMessage(tid, rx_command.c_str());
    Serial1.println(rx_command);
    String json_out = ec.processJSON(rx_command);
    if (json_out != "")
    {
      Nocan.publishMessage(tid, json_out.c_str());
      return;
    }
  
    // try pH
    json_out = ph.processJSON(rx_command);
    if (json_out != "")
    {
      Nocan.publishMessage(tid, json_out.c_str());
      return;
    }
  
     // try ORP
    json_out = orp.processJSON(rx_command);
    if (json_out != "")
    {
      Nocan.publishMessage(tid, json_out.c_str());
      return;
    }
  }
}