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This commit is contained in:
Alexandre Gut
2026-03-31 13:17:21 +02:00
commit 7eeecff042
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136
Ecran Lilygot-T-RGB/Code tests/Get_img/Get_img.ino Normal file
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#include "Wire.h"
#include "XL9535_driver.h"
#include "esp_lcd_panel_io.h"
#include "esp_lcd_panel_ops.h"
#include "esp_lcd_panel_rgb.h"
#include "esp_lcd_panel_vendor.h"
#include "current_img.h"
#include "pin_config.h"
#include <Arduino.h>
#include <SPIFFS.h>
#include <WiFi.h>
#include <AsyncTCP.h>
#include <ESPAsyncWebSrv.h>
const char* ssid = "Box-gut-2.4G";
const char* password = "Rut@b@g@93";
AsyncWebServer server(80);
void connectToWiFi() {
WiFi.begin(ssid, password);
Serial.print("Connexion en cours au réseau Wi-Fi...");
while (WiFi.status() != WL_CONNECTED) {
delay(1000);
Serial.print(".");
}
Serial.println("\nConnecté au réseau Wi-Fi");
}
void traiterEntreeJson(char* entreeJson) {
char *token = strtok(const_cast<char*>(entreeJson), ",");
File fichier = SPIFFS.open("/new_img.h", "a"); // Ouvre le fichier en mode ajout
fichier.print("const uint16_t image_data[] = {");
while (token != NULL) {
String objet = String(token);
objet.replace("[", "");
objet.replace("]", "");
objet.replace("{", "");
objet.replace("}", "");
objet.replace("\"", "");
int index = objet.indexOf(':');
String cle = objet.substring(0, index);
int valeur = objet.substring(index + 1).toInt();
for (int i = 0; i < valeur; i++) {
fichier.print(cle);
fichier.print(',');
}
token = strtok(NULL, ",");
}
fichier.print("};");
fichier.close(); // Ferme le fichier
File f = SPIFFS.open("/new_img.h", "r");
if (!f) {
Serial.println("Erreur lors de l'ouverture du fichier en lecture.");
return;
}
// Lire le contenu du fichier
while (f.available()) {
char c = f.read();
Serial.print(c);
}
f.close(); // Ferme le fichier
}
void setupSPIFFS() {
if (SPIFFS.begin()) {
Serial.println("Système de fichiers SPIFFS monté avec succès");
} else {
Serial.println("Erreur lors du montage du système de fichiers SPIFFS");
}
if (SPIFFS.exists("/new_img.h")) {
if (SPIFFS.remove("/current_img.h")) {
Serial.println("Le fichier a été supprimé avec succès.");
} else {
Serial.println("Erreur lors de la suppression du fichier.");
}
if (SPIFFS.rename("/new_img.h", "/current_img.h")) {
Serial.println("Le fichier a été renommé avec succès.");
esp_restart();
} else {
Serial.println("Erreur lors du renommage du fichier.");
}
} else {
Serial.println("Le fichier spécifique n'existe pas.");
}
}
void setup()
{
// put your setup code here, to run once:
Serial.begin(115200);
setupSPIFFS();
connectToWiFi();
server.on("/", HTTP_GET, [](AsyncWebServerRequest *request){
request->send(SPIFFS, "/index.html");
});
server.on("/imageData", HTTP_POST, [](AsyncWebServerRequest *request){
// Obtenir le corps de la requête JSON
String jsonData = request->arg("divText");
const char* jsonDataChar = jsonData.c_str();
Serial.println(jsonDataChar);
// Envoyez une réponse au client
request->send(200, "text/plain", "Données JSON reçues avec succès !");
});
server.begin();
}
void loop()
{
}

117
Ecran Lilygot-T-RGB/Code tests/Get_img/XL9535_driver.cpp Normal file
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#include "XL9535_driver.h"
#include "Wire.h"
void XL9535::writeRegister(uint8_t reg, uint8_t *data, uint8_t len) {
_wire->beginTransmission(_address);
_wire->write(reg);
for (uint8_t i = 0; i < len; i++) {
_wire->write(data[i]);
}
_wire->endTransmission();
}
uint8_t XL9535::readRegister(uint8_t reg, uint8_t *data, uint8_t len) {
_wire->beginTransmission(_address);
_wire->write(reg);
_wire->endTransmission();
_wire->requestFrom(_address, len);
uint8_t index = 0;
while (index < len)
data[index++] = _wire->read();
return 0;
}
void XL9535::begin(bool A0, bool A1, bool A2, TwoWire *wire) {
_address = XL9535_IIC_ADDRESS | (A2 << 3) | (A1 << 2) | (A0 << 1);
_wire = wire;
is_found = true;
_wire->beginTransmission(_address);
if (!_wire->endTransmission()) {
Serial.println("Found xl9535");
} else {
Serial.println("xl9535 not found");
is_found = false;
}
}
void XL9535::pinMode(uint8_t pin, uint8_t mode) {
if (is_found) {
uint8_t port = 0;
if (pin > 7) {
readRegister(XL9535_CONFIG_PORT_1_REG, &port, 1);
if (mode == OUTPUT) {
port = port & (~(1 << (pin - 10)));
} else {
port = port | (1 << (pin - 10));
}
writeRegister(XL9535_CONFIG_PORT_1_REG, &port, 1);
} else {
readRegister(XL9535_CONFIG_PORT_0_REG, &port, 1);
if (mode == OUTPUT) {
port = port & (~(1 << pin));
} else {
port = port | (1 << pin);
}
writeRegister(XL9535_CONFIG_PORT_0_REG, &port, 1);
}
} else {
Serial.println("xl9535 not found");
}
}
void XL9535::pinMode8(uint8_t port, uint8_t pin, uint8_t mode) {
if (is_found) {
uint8_t _pin = (mode != OUTPUT) ? pin : ~pin;
if (port) {
writeRegister(XL9535_CONFIG_PORT_1_REG, &_pin, 1);
} else {
writeRegister(XL9535_CONFIG_PORT_0_REG, &_pin, 1);
}
} else {
Serial.println("xl9535 not found");
}
}
void XL9535::digitalWrite(uint8_t pin, uint8_t val) {
if (is_found) {
uint8_t port = 0;
uint8_t reg_data = 0;
if (pin > 7) {
readRegister(XL9535_OUTPUT_PORT_1_REG, &reg_data, 1);
reg_data = reg_data & (~(1 << (pin - 10)));
port = reg_data | val << (pin - 10);
writeRegister(XL9535_OUTPUT_PORT_1_REG, &port, 1);
} else {
readRegister(XL9535_OUTPUT_PORT_0_REG, &reg_data, 1);
reg_data = reg_data & (~(1 << pin));
port = reg_data | val << pin;
writeRegister(XL9535_OUTPUT_PORT_0_REG, &port, 1);
}
} else {
Serial.println("xl9535 not found");
}
}
int XL9535::digitalRead(uint8_t pin) {
if (is_found) {
int state = 0;
uint8_t port = 0;
if (pin > 7) {
readRegister(XL9535_INPUT_PORT_1_REG, &port, 1);
state = port & (pin - 10) ? 1 : 0;
} else {
readRegister(XL9535_INPUT_PORT_0_REG, &port, 1);
state = port & pin ? 1 : 0;
}
return state;
} else {
Serial.println("xl9535 not found");
}
return 0;
}
void XL9535::read_all_reg() {
uint8_t data;
for (uint8_t i = 0; i < 8; i++) {
readRegister(i, &data, 1);
Serial.printf("0x%02x : 0x%02X \r\n", i, data);
}
}

37
Ecran Lilygot-T-RGB/Code tests/Get_img/XL9535_driver.h Normal file
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#pragma once
#include "Arduino.h"
#include "Wire.h"
#define XL9535_IIC_ADDRESS 0X20
#define XL9535_INPUT_PORT_0_REG 0X00
#define XL9535_INPUT_PORT_1_REG 0X01
#define XL9535_OUTPUT_PORT_0_REG 0X02
#define XL9535_OUTPUT_PORT_1_REG 0X03
#define XL9535_INVERSION_PORT_0_REG 0X04
#define XL9535_INVERSION_PORT_1_REG 0X05
#define XL9535_CONFIG_PORT_0_REG 0X06
#define XL9535_CONFIG_PORT_1_REG 0X07
class XL9535 {
public:
XL9535(){};
~XL9535(){};
void begin(bool A0 = 0, bool A1 = 0, bool A2 = 0, TwoWire *wire = &Wire);
void pinMode(uint8_t pin, uint8_t mode);
void pinMode8(uint8_t port, uint8_t pin, uint8_t mode);
void digitalWrite(uint8_t pin, uint8_t val);
int digitalRead(uint8_t pin);
void read_all_reg();
protected:
void writeRegister(uint8_t reg, uint8_t *data, uint8_t len);
uint8_t readRegister(uint8_t reg, uint8_t *data, uint8_t len);
uint8_t _address;
TwoWire *_wire;
bool is_found;
};

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Ecran Lilygot-T-RGB/Code tests/Get_img/current_img.h Normal file
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154
Ecran Lilygot-T-RGB/Code tests/Get_img/data/index.html Normal file
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<!DOCTYPE html>
<html>
<head>
<title>Conversion d'image en C</title>
</head>
<body>
<h1>Conversion d'image en tableau C</h1>
<form id="imageForm" action="/sendImage" method="post">
<input type="hidden" name="imageData" id="imageData">
<input type="hidden" name="imageSize" id="imageSize">
<input type="hidden" name="imageSizeOrign" id="imageSizeOrign">
<button type="button" onclick="sendToESP()">Envoyer a l'ecran</button>
</form>
<div>
<input type="file" id="imageInput" accept="image/*" onchange="convertImage()">
</div>
<div id="result">
<!-- L'image convertie sera affichée ici -->
</div>
<script>
function convertImage() {
const inputElement = document.getElementById("imageInput");
const file = inputElement.files[0];
if (file) {
const reader = new FileReader();
reader.onload = function(event) {
const image = new Image();
image.src = event.target.result;
image.onload = function() {
const canvas = document.createElement("canvas");
canvas.width = 480;
canvas.height = 480;
const context = canvas.getContext("2d");
context.drawImage(image, 0, 0, 480, 480);
const imageData = context.getImageData(0, 0, 480, 480).data;
const outputArray = [];
for (let i = 0; i < imageData.length; i += 4) {
const r = imageData[i];
const g = imageData[i + 1];
const b = imageData[i + 2];
const rgb565 = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
outputArray.push(`0x${rgb565.toString(16).toUpperCase()}, `);
}
const resultDiv = document.getElementById("result");
document.getElementById("imageData").value = outputArray.join("");
resultDiv.innerHTML = `<h2>Image convertie en tableau C :</h2><pre id="completeData" >${outputArray.join("")}</pre>`;
};
};
reader.readAsDataURL(file);
}
}
function compresse(input_data) {
let consecutiveCount = 1;
const consecutiveCountsArray = [];
for (let i = 0; i < input_data.length-1; i++) {
const currentValue = input_data[i];
const nextValue = input_data[i + 1];
if (currentValue === nextValue) {
consecutiveCount++;
} else {
const entry = {};
entry[`${currentValue.toString(16).toUpperCase()}`] = consecutiveCount;
consecutiveCountsArray.push(entry);
consecutiveCount = 1;
}
}
return consecutiveCountsArray;
}
function decompresse(consecutiveCounts) {
const input_data = [];
consecutiveCounts.forEach((entry) => {
const key = Object.keys(entry)[0];
const count = entry[key];
// Supprimer les espaces et convertir en majuscules
const cleanedKey = key.replace(/\s+/g, '').toUpperCase();
// Ajouter le préfixe "0x"
const hexValue = cleanedKey.substring(2);
for (let i = 0; i < count; i++) {
input_data.push('0x'+hexValue);
}
});
return input_data;
}
function sendToESP() {
// Obtenez la référence de la div par son identifiant
const myDiv = document.getElementById("completeData");
// Obtenez le texte de la div
const divText = myDiv.textContent;
// Créez un objet FormData pour envoyer les données
const formData = new FormData();
formData.append("divText", compresse(divText));
fetch("/imageData", {
method: "POST",
body: formData,
})
.then((response) => {
if (response.ok) {
return response.text();
} else {
throw new Error("Erreur lors de l'envoi des données.");
}
})
.then((responseText) => {
console.log(responseText); // La réponse du serveur
})
.catch((error) => {
console.error(error);
});
}
<!-- function sendToESP() { -->
<!-- const hexData = document.getElementById("imageData").value.split(','); -->
<!-- const compressedData = compresse(hexData); -->
<!-- console.log(typeof compressedData); -->
<!-- decompresse_data = JSON.stringify(decompresse(compressedData)).replace(/"/g, '').replace(']', '};').replace('[', 'const uint16_t image_data[] = {'); -->
<!-- console.log(decompresse_data); -->
<!-- compressData_complete = JSON.stringify(compressedData).replace(/\s/g, '').replace(/"/g, ''); -->
<!-- document.getElementById("imageData").value = JSON.stringify(compressedData).replace(/\s/g, '').replace(/"/g, ''); -->
<!-- document.getElementById("imageSize").value = compressedData.length; -->
<!-- document.getElementById("imageSizeOrign").value = hexData.length; -->
<!-- const form = document.getElementById("imageForm"); -->
<!-- form.submit(); -->
<!-- } -->
</script>
</body>
</html>

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Ecran Lilygot-T-RGB/Code tests/Get_img/pin_config.h Normal file
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#pragma once
#define WIFI_SSID "xinyuandianzi"
#define WIFI_PASSWORD "AA15994823428"
#define EXAMPLE_LCD_PIXEL_CLOCK_HZ (8 * 1000 * 1000)
#define EXAMPLE_LCD_BK_LIGHT_ON_LEVEL 1
#define EXAMPLE_LCD_BK_LIGHT_OFF_LEVEL !EXAMPLE_LCD_BK_LIGHT_ON_LEVEL
#define EXAMPLE_PIN_NUM_BK_LIGHT 46
#define EXAMPLE_PIN_NUM_HSYNC 47
#define EXAMPLE_PIN_NUM_VSYNC 41
#define EXAMPLE_PIN_NUM_DE 45
#define EXAMPLE_PIN_NUM_PCLK 42
// #define EXAMPLE_PIN_NUM_DATA0 44
#define EXAMPLE_PIN_NUM_DATA1 21
#define EXAMPLE_PIN_NUM_DATA2 18
#define EXAMPLE_PIN_NUM_DATA3 17
#define EXAMPLE_PIN_NUM_DATA4 16
#define EXAMPLE_PIN_NUM_DATA5 15
#define EXAMPLE_PIN_NUM_DATA6 14
#define EXAMPLE_PIN_NUM_DATA7 13
#define EXAMPLE_PIN_NUM_DATA8 12
#define EXAMPLE_PIN_NUM_DATA9 11
#define EXAMPLE_PIN_NUM_DATA10 10
#define EXAMPLE_PIN_NUM_DATA11 9
// #define EXAMPLE_PIN_NUM_DATA12 43
#define EXAMPLE_PIN_NUM_DATA13 7
#define EXAMPLE_PIN_NUM_DATA14 6
#define EXAMPLE_PIN_NUM_DATA15 5
#define EXAMPLE_PIN_NUM_DATA16 3
#define EXAMPLE_PIN_NUM_DATA17 2
#define EXAMPLE_PIN_NUM_DISP_EN -1
// The pixel number in horizontal and vertical
#define EXAMPLE_LCD_H_RES 480
#define EXAMPLE_LCD_V_RES 480
#define IIC_SCL_PIN 48
#define IIC_SDA_PIN 8
#define SD_CLK_PIN 39
#define SD_CMD_PIN 40
#define SD_D0_PIN 38
#define BAT_VOLT_PIN 4
#define TP_INT_PIN 1
#define BOOT_BTN_PIN 0
/* XL9535 --- PIN - P0*/
#define TP_RES_PIN 1
#define PWR_EN_PIN 2
#define LCD_CS_PIN 3
#define LCD_SDA_PIN 4
#define LCD_CLK_PIN 5
#define LCD_RST_PIN 6
#define SD_CS_PIN 7