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Farm-Data-Relay-System/src/fdrs_gateway_serial.h

78 lines
1.7 KiB
C

#include <ArduinoJson.h>
#if defined (ESP32)
#define UART_IF Serial1
#else
#define UART_IF Serial
#endif
#if defined(ESP32)
#if !defined RXD2 or !defined TXD2
#warning Defining RXD2 and TXD2 using MCU defaults.
#if CONFIG_IDF_TARGET_ESP32
#define RXD2 14
#define TXD2 15
#elif CONFIG_IDF_TARGET_ESP32S2 or CONFIG_IDF_TARGET_ESP32S3
#define RXD2 18
#define TXD2 17
#elif CONFIG_IDF_TARGET_ESP32C3
#define RXD2 2
#define TXD2 3
#else
#error MCU not supported.
#endif
#endif
#endif
void getSerial() {
String incomingString;
if (UART_IF.available()){
incomingString = UART_IF.readStringUntil('\n');
}
else if (Serial.available()){
incomingString = Serial.readStringUntil('\n');
}
JsonDocument doc;
DeserializationError error = deserializeJson(doc, incomingString);
if (error) { // Test if parsing succeeds.
DBG("json parse err");
DBG1(incomingString);
return;
} else {
int s = doc.size();
//UART_IF.println(s);
for (int i = 0; i < s; i++) {
theData[i].id = doc[i]["id"];
theData[i].t = doc[i]["type"];
theData[i].d = doc[i]["data"];
}
ln = s;
newData = event_serial;
DBG("Incoming Serial.");
}
}
void sendSerial() {
DBG("Sending Serial.");
JsonDocument doc;
for (int i = 0; i < ln; i++) {
doc[i]["id"] = theData[i].id;
doc[i]["type"] = theData[i].t;
doc[i]["data"] = theData[i].d;
}
serializeJson(doc, UART_IF);
UART_IF.println();
#ifndef ESP8266
serializeJson(doc, Serial);
Serial.println();
#endif
}
void handleSerial(){
while (UART_IF.available() || Serial.available())
{
getSerial();
}
}