gesture "Transmission error!!!"

[Andrea-Samuele-Battaglia]

#include <Wire.h>
#include "paj7620.h"
#include <Arduino.h>
#include <U8g2lib.h>

#ifdef U8X8_HAVE_HW_SPI
#include <SPI.h>
#endif
#ifdef U8X8_HAVE_HW_I2C
#include <Wire.h>
#endif
/*
Notice: When you want to recognize the Forward/Backward gestures, your gestures' reaction time must less than GES_ENTRY_TIME(0.8s).
You also can adjust the reaction time according to the actual circumstance.
*/
#define GES_REACTION_TIME 500 // You can adjust the reaction time according to the actual circumstance.
#define GES_ENTRY_TIME 800 // When you want to recognize the Forward/Backward gestures, your gestures' reaction time must less than GES_ENTRY_TIME(0.8s).
#define GES_QUIT_TIME 1000

U8G2_SSD1306_128X64_NONAME_F_SW_I2C u8g2(U8G2_R0, /* clock=/ SCL, / data=/ SDA, / reset=*/ U8X8_PIN_NONE);

void setup()
{
u8g2.begin();
uint8_t error = 0;

Serial.begin(9600);
Serial.println("\nPAJ7620U2 TEST DEMO: Recognize 9 gestures.");

error = paj7620Init();          // initialize Paj7620 registers
if (error) 
{
    Serial.print("INIT ERROR,CODE:");
    Serial.println(error);
    
}
else
{
    Serial.println("INIT OK");
                       
     
}
Serial.println("Please input your gestures:\n");
                   // clear the internal memory

}

void loop()
{
uint8_t data = 0, data1 = 0, error;
u8g2.setFont(u8g2_font_ncenB10_tr);
error = paj7620ReadReg(0x43, 1, &data); // Read Bank_0_Reg_0x43/0x44 for gesture result.
if (!error)
{
switch (data) // When different gestures be detected, the variable 'data' will be set to different values by paj7620ReadReg(0x43, 1, &data).
{
case GES_RIGHT_FLAG:
delay(GES_ENTRY_TIME);
paj7620ReadReg(0x43, 1, &data);
if(data == GES_FORWARD_FLAG)
{
Serial.println("Forward");
delay(GES_QUIT_TIME);
u8g2.clearBuffer(); // clear the internal memory
u8g2.drawStr(5,10,"Forward"); // write something to the internal memory
u8g2.sendBuffer(); // transfer internal memory to the display
delay(1000);
}
else if(data == GES_BACKWARD_FLAG)
{
Serial.println("Backward");
delay(GES_QUIT_TIME);
u8g2.drawStr(5,10,"Backward"); // write something to the internal memory
u8g2.sendBuffer(); // transfer internal memory to the display
delay(1000);

            }
            else
            {
                Serial.println("Up");
                u8g2.clearBuffer();                   // clear the internal memory
                u8g2.drawStr(5,10,"Up");    // write something to the internal memory
                u8g2.sendBuffer();                    // transfer internal memory to the display
                delay(1000);  
            }          
            break;
        case GES_LEFT_FLAG: 
            delay(GES_ENTRY_TIME);
            paj7620ReadReg(0x43, 1, &data);
            if(data == GES_FORWARD_FLAG) 
            {
                Serial.println("Forward");
                delay(GES_QUIT_TIME);
                u8g2.clearBuffer();                   // clear the internal memory
                u8g2.drawStr(5,10,"Forward");    // write something to the internal memory
                u8g2.sendBuffer();                    // transfer internal memory to the display
                delay(1000);  
            }
            else if(data == GES_BACKWARD_FLAG) 
            {
                Serial.println("Backward");
                delay(GES_QUIT_TIME);
                u8g2.clearBuffer();                   // clear the internal memory
                u8g2.drawStr(5,10,"Backward");    // write something to the internal memory
                u8g2.sendBuffer();                    // transfer internal memory to the display
                delay(1000);  
            }
            else
            {
                Serial.println("Down");
                u8g2.clearBuffer();                   // clear the internal memory
                u8g2.drawStr(5,10,"Down");    // write something to the internal memory
                u8g2.sendBuffer();                    // transfer internal memory to the display
                delay(1000);  
            }          
            break;
        case GES_UP_FLAG:
            delay(GES_ENTRY_TIME);
            paj7620ReadReg(0x43, 1, &data);
            if(data == GES_FORWARD_FLAG) 
            {
                Serial.println("Forward");
                delay(GES_QUIT_TIME);
                u8g2.clearBuffer();                   // clear the internal memory
                u8g2.drawStr(5,10,"Forward");    // write something to the internal memory
                u8g2.sendBuffer();                    // transfer internal memory to the display
                delay(1000);  
            }
            else if(data == GES_BACKWARD_FLAG) 
            {
                Serial.println("Backward");
                delay(GES_QUIT_TIME);
                u8g2.clearBuffer();                   // clear the internal memory
                u8g2.drawStr(5,10,"Backward");    // write something to the internal memory
                u8g2.sendBuffer();                    // transfer internal memory to the display
                delay(1000);  
            }
            else
            {
                Serial.println("Left");
                u8g2.clearBuffer();                   // clear the internal memory
                u8g2.drawStr(5,10,"Left");    // write something to the internal memory
                u8g2.sendBuffer();                    // transfer internal memory to the display
                delay(1000);  
            }          
            break;
        case GES_DOWN_FLAG:
            delay(GES_ENTRY_TIME);
            paj7620ReadReg(0x43, 1, &data);
            if(data == GES_FORWARD_FLAG) 
            {
                Serial.println("Forward");
                delay(GES_QUIT_TIME);
                u8g2.clearBuffer();                   // clear the internal memory
                u8g2.drawStr(5,10,"Forward");    // write something to the internal memory
                u8g2.sendBuffer();                    // transfer internal memory to the display
                delay(1000);  
            }
            else if(data == GES_BACKWARD_FLAG) 
            {
                Serial.println("Backward");
                delay(GES_QUIT_TIME);
                u8g2.clearBuffer();                   // clear the internal memory
                u8g2.drawStr(5,10,"Backward");    // write something to the internal memory
                u8g2.sendBuffer();                    // transfer internal memory to the display
                delay(1000);  
            }
            else
            {
            Serial.println("Right");u8g2.clearBuffer();                   // clear the internal memory
            u8g2.drawStr(5,10,"Right");    // write something to the internal memory
            u8g2.sendBuffer();                    // transfer internal memory to the display
            delay(1000);  
            }          
            break;
        case GES_FORWARD_FLAG:
            Serial.println("Forward");u8g2.clearBuffer();                   // clear the internal memory
            u8g2.drawStr(5,10,"Forward");    // write something to the internal memory
            u8g2.sendBuffer();                    // transfer internal memory to the display
            delay(1000);  
           
            break;
        case GES_BACKWARD_FLAG:       
            Serial.println("Backward");u8g2.clearBuffer();                   // clear the internal memory
            u8g2.setFont(u8g2_font_ncenB08_tr);   // choose a suitable font
            u8g2.drawStr(5,10,"Backward");    // write something to the internal memory
            u8g2.sendBuffer();                    // transfer internal memory to the display
            delay(1000);  
            
            break;
        case GES_CLOCKWISE_FLAG:
            Serial.println("Clockwise");u8g2.clearBuffer();                   // clear the internal memory
            u8g2.drawStr(5,10,"Clockwise");    // write something to the internal memory
            u8g2.sendBuffer();                    // transfer internal memory to the display
            delay(1000);  
            break;
        case GES_COUNT_CLOCKWISE_FLAG:
            Serial.println("anti-clockwise");u8g2.clearBuffer();                   // clear the internal memory
            u8g2.drawStr(5,10,"anti-clockwis");    // write something to the internal memory
            u8g2.sendBuffer();                    // transfer internal memory to the display
            delay(1000);  
            break;  
        default:
            paj7620ReadReg(0x44, 1, &data1);
            if (data1 == GES_WAVE_FLAG) 
            {
                Serial.println("wave");u8g2.clearBuffer();                   // clear the internal memory
                u8g2.drawStr(5,10,"wave");    // write something to the internal memory
                 u8g2.sendBuffer();                    // transfer internal memory to the display
              delay(1000);  
            }
            break;
    }
}
delay(100);

}