TFT LCD lent , trouver un ecran plus rapide dans la vitesse des valeurs ...lequel ?

#include <Wire.h>
#include <SoftwareSerial.h>
#define SoftwareSerial Serial1 
 #define RX = 19
 #define TX = 18
#define SoftwareSerial Serial2
 #define RX = 17
 #define TX = 16
#include <TouchScreen.h>
#include <Elegoo_TFTLCD.h>
#include <pin_magic.h>
#include <registers.h>
#include <Elegoo_GFX.h>
/* For Arduinoboards with multiple serial ports like DUEboard, interpret above two pieces of code and
directly use Serial1 serial port*/
#define LCD_CS A3 // Chip Select goes to Analog 3
#define LCD_CD A2 // Command/Data goes to Analog 2
#define LCD_WR A1 // LCD Write goes to Analog 1
#define LCD_RD A0 // LCD Read goes to Analog 0
#define LCD_RESET A4 // Can alternately just connect to Arduino's reset pin
// Assign human-readable names to some common 16-bit color values:
#define  BLACK   0x0000
#define BLUE    0x001F
#define RED     0xF800
#define GREEN   0x07E0
#define CYAN    0x07FF
#define MAGENTA 0xF81F
#define YELLOW  0xFFE0
#define WHITE   0xFFFF
 
#define YP A3  // must be an analog pin, use "An" notation!
#define XM A2  // must be an analog pin, use "An" notation!
#define YM 9   // can be a digital pin
#define XP 8   // can be a digital pin
//Touch For New ILI9341 TP
#define TS_MINX 124
#define TS_MAXX 924
#define TS_MINY 150
#define TS_MAXY 900
// We have a status line for like, is FONA working
#define STATUS_X 10
#define STATUS_Y 65
Elegoo_TFTLCD tft(LCD_CS, LCD_CD, LCD_WR, LCD_RD, LCD_RESET);
TouchScreen ts = TouchScreen(XP, YP, XM, YM, 300);
// If using the shield, all control and data lines are fixed, and
// a simpler declaration can optionally be used:
// Elegoo_TFTLCD tft;
boolean buttonEnabled = true;
// capteur Bas
int dist1 =0;//actual distance measurements of LiDAR
int strength1;//signal strength of LiDAR
int check1;//save check value
int i1;
int uart1[9];//save data measured by LiDAR
const int HEADER=0x59;//frame header of data package
// capteur haut
 int dist2 = 0;//actual distance measurements of LiDAR
int strength2;//signal strength of LiDAR
int check2;//save check value
int i2;
int uart2[9];//save data measured by LiDAR
const  int HEADER2=0x59;//frame header of data package
void setup()
{
 Serial.begin(115200);
  Serial1.begin(115200);
 Serial2.begin(115200);
   
  Serial.println(F("TFT LCD test"));
  
  #ifdef USE_Elegoo_SHIELD_PINOUT
  Serial.println(F("Using Elegoo 2.8\" TFT Arduino Shield Pinout"));
#else
  Serial.println(F("Using Elegoo 2.8\" TFT Breakout Board Pinout"));
#endif
  Serial.print("TFT size is "); Serial.print(tft.width()); Serial.print("x"); Serial.println(tft.height());
  uint16_t identifier = tft.readID();
  if(identifier == 0x9325) {
    Serial.println(F("Found ILI9325 LCD driver"));
  } else if(identifier == 0x9328) {
    Serial.println(F("Found ILI9328 LCD driver"));
  } else if(identifier == 0x4535) {
    Serial.println(F("Found LGDP4535 LCD driver"));
  }else if(identifier == 0x7575) {
    Serial.println(F("Found HX8347G LCD driver"));
  } else if(identifier == 0x9341) {
    Serial.println(F("Found ILI9341 LCD driver"));
  } else if(identifier == 0x8357) {
    Serial.println(F("Found HX8357D LCD driver"));
  } else if(identifier==0x0101)
  {     
      identifier=0x9341;
       Serial.println(F("Found 0x9341 LCD driver"));
  }else {
    Serial.print(F("Unknown LCD driver chip: "));
    Serial.println(identifier, HEX);
    Serial.println(F("If using the Elegoo 2.8\" TFT Arduino shield, the line:"));
    Serial.println(F("  #define USE_Elegoo_SHIELD_PINOUT"));
    Serial.println(F("should appear in the library header (Elegoo_TFT.h)."));
    Serial.println(F("If using the breakout board, it should NOT be #defined!"));
    Serial.println(F("Also if using the breakout, double-check that all wiring"));
    Serial.println(F("matches the tutorial."));
    identifier=0x9341;
   
  }
  
  
  tft.reset();
  tft.begin(identifier);
  tft.setRotation(0); 
  tft.fillScreen(BLACK);
 
  
  // page principale
tft.drawRect(0,0,240,320,CYAN);
tft.setCursor(10,10);
tft.setTextSize(3);
tft.setTextColor(CYAN);
tft.print("LASER ");
tft.setCursor(50,50);
tft.setTextSize(2);
tft.setTextColor(RED);
tft.print("By lm");
tft.fillRect(15,180,200,40, RED);
tft.drawRect(15,180,200,40, CYAN);
tft.setCursor(30, 190);
tft.setTextColor(WHITE);
tft.setTextSize(3);
tft.print(" MESURES");
  delay(500);
tft.fillScreen(BLACK);
TSPoint p = ts.getPoint();
   if (p.z > ts.pressureThreshhold) {
   p.x = map(p.x, TS_MAXX, TS_MINX, 0, 320);
   p.y = map(p.y, TS_MAXY, TS_MINY, 0, 240);
    
   
   delay(10);
}
  pinMode(XM, OUTPUT);
   pinMode(YP, OUTPUT);
}  
void loop()
{
 Unsigned long D = 0 ;
 
// capteur bas
tft.setCursor(60, 20);
tft.setTextColor(WHITE, BLACK);
tft.setTextSize(2);
tft.print("Dist1 = ");
tft.setCursor(60, 40);
tft.print((dist1)/100.00);
tft.print('\t');
 
if (Serial1.available())//check if serial port has data input
{
if(Serial1.read()==HEADER)//assess data package frame header 0x59
{
uart1[0]=HEADER;
if(Serial1.read()==HEADER)//assess data package frame header 0x59
{
uart1[1]=HEADER;
for(i1=2;i1<9;i1++)//save data in array
{
uart1[i1]=Serial1.read();
}
check1=uart1[0]+uart1[1]+uart1[2]+uart1[3]+uart1[4]+uart1[5]+uart1[6]+uart1[7];
if(uart1[8]==(check1&0xff))//verify the received data as per protocol
{
dist1=uart1[2]+uart1[3]*256;//calculate distance value
strength1=uart1[4]+uart1[5]*256;//calculate signal strength value
      }
    }
  }
}
delay(50);
D +=dist1;
// capteur haut
  tft.setCursor(60, 60);
tft.setTextColor(WHITE, BLACK);
tft.setTextSize(2);
tft.print("Dist2 = ");
tft.setCursor(60, 80);
tft.print((dist2)/100.00,2);
tft.print('\t');
if (Serial2.available())//check if serial port has data input
{
if(Serial2.read()==HEADER2)//assess data package frame header 0x59
{
uart2[0]=HEADER2;
if(Serial2.read()==HEADER2)//assess data package frame header 0x59
{
uart2[1]=HEADER2;
for(i2=2;i2<9;i2++)//save data in array
{
uart2[i2]=Serial2.read();
}
check2=uart2[0]+uart2[1]+uart2[2]+uart2[3]+uart2[4]+uart2[5]+uart2[6]+uart2[7];
if(uart2[8]==(check2&0xff))//verify the received data as per protocol
{
dist2=uart2[2]+uart2[3]*256;//calculate distance value
strength2=uart2[4]+uart2[5]*256;//calculate signal strength value
        }
     }
    }
  }
delay(50);
D += dist2;
        
      // Distance Total
      
tft.setCursor(60,120);
tft.setTextColor(WHITE, BLACK);
  tft.print("DT:");
tft.setTextSize(3);
tft.setCursor(60,160);
tft.print((D)/100.00);
delay(50);
  }