add fake data option to receiving end

cocomobile-arduino/cocomobile-arduino.ino

@@ -8,6 +8,8 @@ SoftwareSerial lora(8, 9); // RX, TX
 float tens = 0;
 float amp = 0;
 
+String line;
+
 void setup() {
   lora.begin(9600);
   Serial.begin(115200);
@@ -21,5 +23,14 @@ void loop() {
   Serial.print(",");
   Serial.println(amp);
 
-  lora.println();
+  while (Serial.available()) {
+    char c = Serial.read();
+
+    if (c == '\n') {
+      lora.println(line);
+      line = "";
+    } else {
+      line += c;
+    }
+  }
 }

receive-arduino/receive-arduino.ino

@@ -0,0 +1,48 @@
+#include <SoftwareSerial.h>
+
+SoftwareSerial lora(8, 9); // RX, TX
+
+bool test_with_fake = false;
+
+String line;
+
+void setup() {
+  Serial.begin(115200);
+  lora.begin(9600);
+}
+
+void loop() {
+  if (!test_with_fake) {
+    while (lora.available()) {
+      char c = lora.read();
+      if (c == '\n') {
+        Serial.println(line);
+        line = "";
+      } else {
+        line += c;
+      }
+    }
+  } else {
+    while (1) {
+      int speed = random(0, 51);
+      int rpm   = random(0, 3000);
+      int power = random(0, 1500);
+      float eff = random(0, 1000) / 10.0;
+      int bat   = random(0, 100);
+      float tens = random(360, 550) / 10.0;
+      float amp  = random(0, 300) / 10.0;
+      int warn  = random(0, 7);
+
+      Serial.print(speed); Serial.print(',');
+      Serial.print(rpm); Serial.print(',');
+      Serial.print(power); Serial.print(',');
+      Serial.print(eff, 1); Serial.print(',');
+      Serial.print(bat); Serial.print(',');
+      Serial.print(tens, 1); Serial.print(',');
+      Serial.print(amp, 1); Serial.print(',');
+      Serial.println(warn);
+
+      delay(50);
+    }
+  }
+}