ESP+2.4 LED

改善版

#include <doxygen.h>
#include <ESP8266.h>
 
#include <Adafruit_GFX.h>    // Core graphics library
#include <Adafruit_TFTLCD.h> // Hardware-specific library 機種依存のライブラリ
 
//ESP用のマクロ
#define SSID        "your_SSID"
#define PASSWORD    "your_key"
#define HOST_NAME   "your_host_name"
#define HOST_PORT   (host_port)
 
 
//ピンアサインメントのためのマクロ
#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　リセット
 
//色をわかりやすく表記するためのマクロ
#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 ORANGE  0xF944
 
Adafruit_TFTLCD tft(LCD_CS, LCD_CD, LCD_WR, LCD_RD, LCD_RESET);
 
float divergence = 1.048596;
//String data;
char *hello = "GET /card HTTP/1.1\r\nConnection: keep-alive\r\n\r\n";
 
ESP8266 wifi(Serial);
 
void setup() {
  Serial.begin(9600);
  tft.reset();
  uint16_t identifier = tft.readID();
  tft.begin(identifier);
  tft.setRotation(1);
  // ここで描画メソッドを呼び出す。
  tft.fillScreen(BLACK);
  tft.setTextColor(WHITE);
//  tft.print(data);
//  tft.println(wifi.getVersion().c_str());
  setupConnection();
  //  testText();  
  connectTCP();
  sendRequest();
}
 
void loop() {
  //  updateText();
    while (Serial.available() > 0) {
    char character = Serial.read();
    tft.print(character);
    if(character == '>') {
      tft.fillScreen(BLACK);
      tft.setCursor(0, 0);
      Serial.print(hello);
    }
//    data += character;
  }
}
 
void setupConnection() {
  if (wifi.setOprToStationSoftAP()) {
    tft.print(F("to station + softap ok\r\n"));
  } else {
    tft.print(F("to station + softap err\r\n"));
  }
  if (wifi.joinAP(SSID, PASSWORD)) {
    tft.print(F("Join AP success\r\n"));
    tft.println(F("IP:"));
    tft.println( wifi.getLocalIP().c_str());
  } else {
    tft.println("Join AP failure\r\n");
  }
  if (wifi.disableMUX()) {
    tft.print(F("single ok\r\n"));
  } else {
    tft.print("single err\r\n");
  }
  tft.print("setup end\r\n");
}
 
void connectTCP() {
  if (wifi.createTCP(HOST_NAME, HOST_PORT)) {
    tft.print("create tcp ok\r\n");
  } else {
    tft.print("create tcp err\r\n");
  }
}
 
void sendRequest() {
//  uint8_t buffer[1024] = {0};
//  tft.print(hello);
//以下の文字列を、SerialでのHTTP通信の前に予め送っておく
  Serial.print(F("AT+CIPSEND="));
  Serial.println(strlen(hello));
//  tft.println(data);
//
//  wifi.send((const uint8_t*)hello, strlen(hello));
//  uint32_t len = wifi.recv(buffer, sizeof(buffer));
//  if (len > 0) {
//    tft.print("Received:[");
//    for (uint32_t i = 0; i < len; i++) {
//      tft.print((char)buffer[i]);
//    }
//    tft.println("]\r\n");
//    closeTCP();
//  }
}
 
void closeTCP() {
    if (wifi.releaseTCP()) {
    tft.println("release tcp ok\r\n");
  } else {
    tft.println("release tcp err\r\n");
  }
}
 
void testText() {
  tft.fillScreen(BLACK);
  tft.setTextColor(WHITE);
  tft.setTextSize(1);
  tft.println(F("TEST"));
  tft.println(F("LCD EDITION"));
  tft.println(F("Developed by FUTURE GADGET LABORATORY"));
  updateText();
  //    tft.setCursor(80, 100);
  //    tft.setTextColor(ORANGE);
  //    tft.setTextSize(4);
  //    tft.setTextWrap(true);
  //    tft.println(divergence, 6);
  //    tft.setCursor(0, 0);
}
 
void updateText() {
  tft.fillRect(80, 100, 240, 50, BLACK);
  tft.setCursor(80, 100);
  tft.setTextColor(ORANGE);
  tft.setTextSize(4);
  tft.setTextWrap(true);
  tft.println(divergence, 6);
}