commit fdd1d74848ed6ca046bf11d8533c83378d95790b
Author: MdelgadoL <miguel.delgado.lop@gmail.com>
Date:   Fri Oct 15 09:20:24 2021 -0500

    #1
    
    Primera parte del codigo

diff --git a/Diagramas/stm32f103-blue-pill-pinout.png b/Diagramas/stm32f103-blue-pill-pinout.png
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diff --git a/ProfessionalLineFollower/ProfessionalLineFollower.ino b/ProfessionalLineFollower/ProfessionalLineFollower.ino
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+
+#include <SPI.h>
+#include <Wire.h>
+#include <Adafruit_GFX.h>
+#include <Adafruit_SSD1306.h>
+
+//PB11 SDA2
+//PB11 SCL2
+#define SCREEN_WIDTH 128 // OLED display width, in pixels
+#define SCREEN_HEIGHT 32 // OLED display height, in pixels
+#define OLED_RESET     4 // Reset pin # (or -1 if sharing Arduino reset pin)
+#define SCREEN_ADDRESS 0x3C ///< See datasheet for Address; 0x3D for 128x64, 0x3C for 128x32
+TwoWire WIRE2 (2,I2C_FAST_MODE);
+#define Wire WIRE2
+Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
+String valor;
+
+#define A0 PA0
+#define A1 PA1    //POT 1 DER
+#define A2 PA2    //POT 2 DER
+#define A3 PA3
+#define A4 PA4
+#define A5 PA5
+#define A6 PA6
+#define A7 PA7
+#define A8 PB1    //POT 1 IZQ
+#define A9 PB0    //POT 2 IZQ
+
+#define button PB12
+
+#define ledGreenLeft    PA8
+#define ledRedLeft      PA9
+#define ledBlueLeft     PA10
+#define ledGreenRight   PB5
+#define ledRedRight     PB6
+#define ledBlueRight    PB7
+
+int pots[]={A1,A2,A8,A9};     //Pines de los potenciometros
+int maxPot[]={100,100,100,100};  //Valores maximos a mapear los potenciometros
+int potNumber=1;              //cantidad de potenciometros
+
+
+boolean start=false;
+
+
+void setup() {
+  Serial.begin(115200);
+ 
+  display.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS);
+  display.display();
+  delay(2000); // Pause for 2 seconds
+  display.clearDisplay();
+  display.setTextSize(1);      // Normal 1:1 pixel scale
+  display.setTextColor(SSD1306_WHITE); // Draw white text
+
+  attachInterrupt(digitalPinToInterrupt(button), ISR0, RISING);
+
+  pinMode(A1,INPUT);    //POT
+  pinMode(A2,INPUT);    //POT
+  pinMode(A3,OUTPUT);   //S1
+  pinMode(A4,OUTPUT);   //S0
+  pinMode(A5,INPUT);    //SIGNAL
+  pinMode(A6,OUTPUT);   //S2
+  pinMode(A7,OUTPUT);   //S3
+  pinMode(A8,INPUT);    //POT
+  pinMode(A9,INPUT);    //POT
+
+  pinMode(ledGreenLeft,OUTPUT);
+  pinMode(ledRedLeft,OUTPUT);
+  pinMode(ledBlueLeft,OUTPUT);
+  pinMode(ledBlueRight,OUTPUT);
+  pinMode(ledRedRight,OUTPUT);
+  pinMode(ledGreenRight,OUTPUT);
+
+}
+
+void loop() {
+  valor="";
+  for(int x=0;x<16;x++){
+    digitalWrite(A3,bitRead(x,1));
+    digitalWrite(A4,bitRead(x,0));
+    digitalWrite(A6,bitRead(x,2));
+    digitalWrite(A7,bitRead(x,3));
+    int v=analogRead(A5);
+    delay(1);
+    if(v>4000){
+      valor+="0";
+    }else{
+      valor+="-";
+    }
+   // Serial.print(v);
+   // Serial.print("\t");
+  }
+  Serial.println(valor);
+  pantalla(valor);
+
+  
+}
+
+void pantalla(String valor){
+    display.clearDisplay();
+    display.setCursor(0, 0);
+    for(int x=0;x<potNumber;x++){
+      display.setCursor(0, 0);
+      display.print("POT");
+      display.print(x);
+      display.print(" = ");
+      int p1=analogRead(pots[x]);
+      p1=map(p1,0,5000,1,maxPot[x]);
+      display.println(p1);
+    }
+  /*  display.print("POT1 = ");
+    int p1=analogRead(A1);
+    p1=map(p1,0,5000,1,255);
+    display.println(p1);
+    */display.setCursor(60, 0);
+    display.print("POT2 = ");
+    int p2=analogRead(A2);
+    p2=map(p2,0,5000,1,255);
+    display.println(p2);
+    display.setCursor(0, 10);
+    display.print("POT3 = ");
+    int p3=analogRead(A8);
+    p3=map(p3,0,5000,1,255);
+    display.println(p3);
+    display.setCursor(60, 10);
+    display.print("POT4 = ");
+    int p4=analogRead(A9);
+    p4=map(p4,0,5000,1,255);
+    display.println(p4);
+    display.setCursor(15, 25);
+    display.print(valor);
+    display.display();
+}
+
+
+void ISR0(){
+  start=!start;
+  delay(200);
+}