Add detect ESP8266

esp32_marauder/a32u4_interface.cpp

@@ -19,16 +19,16 @@ void A32u4Interface::test() {
 }
 
 void A32u4Interface::main(uint32_t current_time) {
-/*
+
   if (current_time - this->initTime >= 1000) {
     this->initTime = millis();
-    MySerial_two.write("PING");
+    //MySerial_two.write("PING");
 
-    delay(1);
+    //delay(1);
     
     if (MySerial_two.available()) {
       Serial.println("Got A32U4 Serial data");
-      Serial.println(MySerial_two.readString());
+      Serial.println(MySerial_two.read());
     }
   }
 

esp32_marauder/esp32_marauder.ino

@@ -74,10 +74,6 @@ void setup()
   Serial.begin(115200);
   
   //Serial.begin(115200);
-
-  esp_obj.begin();
-
-  a32u4_obj.begin();
   
   display_obj.RunSetup();
   display_obj.tft.setTextColor(TFT_CYAN, TFT_BLACK);
@@ -152,7 +148,7 @@ void setup()
 
   display_obj.tft.println(F("Starting..."));
 
-  delay(1000);
+  delay(500);
 
   display_obj.tft.setTextColor(TFT_WHITE, TFT_BLACK);
 
@@ -166,7 +162,11 @@ void setup()
 
   digitalWrite(TFT_BL, HIGH);
 
-  delay(5000);
+  esp_obj.begin();
+  
+  a32u4_obj.begin(); // This goes last to make sure nothing is messed up when reading serial
+
+  delay(2000);
 
   menu_function_obj.RunSetup();
 }

esp32_marauder/esp_interface.cpp

@@ -10,9 +10,40 @@ void EspInterface::begin() {
 
   digitalWrite(ESP_ZERO, HIGH);
 
+  Serial.println("Checking for ESP8266...");
+
   MySerial.begin(BAUD, SERIAL_8N1, 27, 26);
 
-  //this->bootRunMode();
+  delay(100);
+
+  //display_obj.tft.println("Checking for ESP8266...");
+
+  this->bootRunMode();
+
+  delay(500);
+
+  while (MySerial.available())
+    MySerial.read();
+
+  MySerial.write("PING");
+
+  delay(2000);
+
+  String display_string = "";
+
+  while (MySerial.available()) {
+    display_string.concat((char)MySerial.read());
+  }
+
+  display_string.trim();
+
+  Serial.println("\nDisplay string: " + (String)display_string);
+  
+  if (display_string == "ESP8266 Pong") {
+    //display_obj.tft.println("ESP8266 Found!");
+    Serial.println("ESP8266 Found!");
+    this->supported = true;
+  }
 
   this->initTime = millis();
 }
@@ -42,7 +73,7 @@ void EspInterface::bootProgramMode() {
   digitalWrite(ESP_ZERO, HIGH);
   Serial.println("[!] Complete");
   Serial.end();
-  Serial.begin(BAUD);
+  Serial.begin(57600);
 }
 
 void EspInterface::bootRunMode() {
@@ -75,11 +106,11 @@ void EspInterface::program() {
 void EspInterface::main(uint32_t current_time) {
   if (current_time - this->initTime >= 1000) {
     this->initTime = millis();
-    MySerial.write("PING");
+    //MySerial.write("PING");
   }
   
-  if (MySerial.available()) {
-    Serial.write((uint8_t)MySerial.read());
+  while (MySerial.available()) {
+    Serial.print((char)MySerial.read());
   }
 
   if (Serial.available()) {

esp32_marauder/esp_interface.h

@@ -6,7 +6,7 @@
 
 #define ESP_RST  14
 #define ESP_ZERO 13
-#define BAUD     57600
+#define BAUD     115200
 
 extern Display display_obj;
 

esp8266_marauder/esp8266_marauder.ino

@@ -1,13 +1,37 @@
 // the setup function runs once when you press reset or power the board
 void setup() {
+  Serial.begin(115200);
+
+  delay(100);
+  
   // initialize digital pin LED_BUILTIN as an output.
   pinMode(LED_BUILTIN, OUTPUT);
+
+  digitalWrite(LED_BUILTIN, HIGH);
 }
 
 // the loop function runs over and over again forever
 void loop() {
-  digitalWrite(LED_BUILTIN, HIGH);   // turn the LED on (HIGH is the voltage level)
-  delay(1000);                       // wait for a second
-  digitalWrite(LED_BUILTIN, LOW);    // turn the LED off by making the voltage LOW
-  delay(1000);                       // wait for a second
+  //digitalWrite(LED_BUILTIN, HIGH);   // turn the LED on (HIGH is the voltage level)
+  //delay(1000);                       // wait for a second
+  //digitalWrite(LED_BUILTIN, LOW);    // turn the LED off by making the voltage LOW
+  //delay(1000);                       // wait for a second
+
+  if (Serial.available()) {
+    String input = Serial.readString();
+
+    input.trim();
+
+    if (input == "PING") {
+      Serial.println("ESP8266 Pong");
+
+      digitalWrite(LED_BUILTIN, LOW);
+      delay(1);
+      digitalWrite(LED_BUILTIN, HIGH);
+    }
+
+    //Serial.println(input);
+  }
+  else
+    delay(1);
 }