基于esp8266+串口屏的桌面摆件
先给看看成品的样子，本意是出于装饰品，顺便学习8266
后来给做了个外壳
#include
#include
#include
#include
#include "F:\Arduino\libraries\hz.c"//根据路径创建文字库
#include
#define LED 2
SoftwareSerial swSer(D7, D8, false, 256);//软串口
String payload = ""; //获取数据储存变量
String com, tem1, tem2, humi, temnow, sta, state1, state2, time0, time1, time2, english;
String webadd = "http://flash.weather.com.cn/wmaps/xml/hunan.xml"; //天气接口地址
String city_id = "101180101";//河南郑州
String time_url = "http://quan.suning.com/getSysTime.do"; //时间接口地址
String english_url = "http://open.iciba.com/dsapi/"; //英语接口地址
String daytime = "";
struct CONFIG { //结构体存放账号密码
char ssid[32];
char password[32];
};
void smartConfig()
{
WiFi.mode(WIFI_STA);
Serial.println("\r\nWait for Smartconfig");
WiFi.beginSmartConfig();
while (1)
{
Serial.print(".");
digitalWrite(LED, 0);
sao_sao();
delay(500);
digitalWrite(LED, 1);
delay(500);
if (WiFi.smartConfigDone())
{
EEPROM.begin(512);
CONFIG buf;
Serial.println("SmartConfig Success");
Serial.printf("SSID:%s\r\n", WiFi.SSID().c_str());
Serial.printf("PSW:%s\r\n", WiFi.psk().c_str());
strcpy(buf.ssid, WiFi.SSID().c_str());
strcpy(buf.password, WiFi.psk().c_str());
EEPROM.put(0, buf);
EEPROM.commit();
Serial.println(buf.ssid);
Serial.println(buf.password);
break;
}
}
}
void setup()
{
Serial.begin(115200);
swSer.begin(115200);
sao_sao();
pinMode(LED, OUTPUT);
digitalWrite(LED, 0);
setup_wifi();
open_show();
}
void sao_sao()
{
swSer.print("CLS(0);");
swSer.print("BPIC(1,45,29,17);");
swSer.print("DS16(36,8,'");swSer.print(hz[2]);swSer.print("',13,0);");
swSer.print("\r\n");
}
void setup_wifi() {
sao_sao();
EEPROM.begin(512);
CONFIG buf;
EEPROM.get(0, buf);
Serial.println(buf.ssid);
Serial.println(buf.password);
EEPROM.commit();
WiFi.begin(buf.ssid, buf.password);
long lastMsg = millis();
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
long now = millis();
if (now - lastMsg > 10000) {
smartConfig(); //微信智能配网
break;
}
}
}
void open_show()
{
swSer.print("CLS(0);");
delay(200);
swSer.print("CLS(0);"); //CLS(0);
swSer.print("DS12(10,20,'");swSer.print(hz[0]);swSer.print("',4,0);"); //DS12(10,20,'晴天',4,0);
swSer.print("CBOX(3,3,90,120,10,5);");
swSer.print("CBOX(2,125,217,173,5,5);");
swSer.print("PL(3,53,90,53,5);");
swSer.print("CIR(150,60,50,1);");
swSer.print("PIC(125,40,13);");
swSer.print("\r\n");
delay(200);
}
/*****************************************http数据获取*******************************************/
void http() {
HTTPClient http;
http.begin(webadd);
int httpCode = http.GET();
if (httpCode > 0) {
payload = http.getString();
//Serial.println(payload);
int a = payload.indexOf(city_id);//自己搜索链接可知指定城市的id郑州市的id为‘101180101’
//indexof();在字符串中中查找字符位置，返回值为给定字符的第一个位置，查找失败返回-1
com = payload.substring(a - 280, a + 12);
//字符串解析函数：substring(?,...),返回值为指定位置的字符串值
//Serial.println(com);
//