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本帖最后由 tnn0220 于 2020-6-29 15:37 编辑
我觉得稳湿度变量还是选整形（int）为好。
#define BLINKER_WIFI
#include <Wire.h>
#include <Blinker.h>
#include <Arduino.h>
#include <Arduino_JSON.h>
#include <SPI.h>
#include <U8g2lib.h>
#include <dht11.h>
char auth[] = "1f576d562f97";
char ssid[] = "TP-LINK_935D";
char pswd[] = "lwq19470810";
StaticJsonDocument<400> doc;
//char home_add[]="jilin"; //地址代码获取天气用
dht11 DHT11;
#define DHT11PIN 14
char* icon_index[3]={"A","C","E"};//图标在天气字库里分别代表 云，雨，晴
int sel_icon=0;
float humi_read, temp_read;
int wind_wifi,weather_wifi,wind_ang_wifi;
int temp_wifi=18;
bool first_weadher=true;
int row_i=15-1;//汉字坐标向下偏移一像素 坐标为左下角减一 高度=16(0-15)
//以此推算，12864可显示(128/16)*(64/16)=8列4行共32个汉字
//U8G2_ST7920_128X64_F_HW_SPI u8g2(U8G2_R0, /* CS=*/ 15, /* reset=*/ 16); // Feather HUZZAH ESP8266, E=clock=14, RW=data=13, RS=CS
//U8G2_ST7920_128X64_F_SW_SPI u8g2(U8G2_R0, /* clock=*/ 14, /* data=*/ 13, /* CS=*/ 15, /* reset=*/ 16); // Feather HUZZAH ESP8266, E=clock=14, RW=data=13, RS=CS
U8G2_ST7920_128X64_F_SW_SPI u8g2(U8G2_R0, /* clock=*/ 0, /* data=*/2, /* CS=*/ 1, /* reset=*/ 16); // Feather HUZZAH ESP8266, E=clock=14, RW=data=13, RS=CS
void dis_Time(){
char str_week[]="";
char str_date[]="";
char str_big_Time[]="";
char str_small_second[]="";
int num_temp=0;
char str_temp[6];
if(Blinker.second()>=0){
do {
u8g2.clearBuffer();
num_temp=Blinker.year()%100;
if(num_temp<10){
strcat(str_date,"0");
}
itoa(num_temp,str_temp,10); //日期
strcat(str_date,str_temp);
num_temp=Blinker.month();
itoa(num_temp,str_temp,10);
strcat(str_date,"-");
if(Blinker.month()<10){
strcat(str_date,"0");
}
strcat(str_date,str_temp);
num_temp=Blinker.mday();
itoa(num_temp,str_temp,10);
strcat(str_date,"-");
strcat(str_date,str_temp);
num_temp=Blinker.wday();
char* week_str[8]={"日","一","二","三","四","五","六","日"};
strcat(str_date,"星期");
strcat(str_date,week_str[Blinker.wday()]);
u8g2.setFont(u8g2_font_wqy12_t_gb2312a); // 汉字 14*26
u8g2.setCursor(0, 54);
u8g2.print(str_date);
u8g2.setFont(u8g2_font_5x7_tr);
u8g2.setCursor(0,7);
u8g2.print("T:");
u8g2.setCursor(10,7);
int chk = DHT11.read(DHT11PIN);
u8g2.print((float)DHT11.temperature);
u8g2.setCursor(30,7);
u8g2.print("C");
u8g2.setCursor(45,7);
u8g2.print("H:");
u8g2.setCursor(55,7);
u8g2.print((float)DHT11.humidity);
u8g2.setCursor(75,7);
u8g2.print("%");
if (analogRead(A0)<730) {
u8g2.setFont(u8g2_font_5x7_tr);
u8g2.setCursor(15, 63);
u8g2.print("Voltage Low");
}
num_temp=Blinker.wday();
itoa(num_temp,str_temp,10); //星期
strcat(str_week,str_temp);
num_temp=Blinker.hour();
itoa(num_temp,str_temp,10); //时分
if(Blinker.hour()<10){
strcat(str_big_Time,"0");
}
strcat(str_big_Time,str_temp);
num_temp=Blinker.minute();
itoa(num_temp,str_temp,10);
strcat(str_big_Time,":");
if(Blinker.minute()<10){
strcat(str_big_Time,"0");
}
strcat(str_big_Time,str_temp);
u8g2.setFont(u8g2_font_logisoso28_tf ); // 大字 14*26
u8g2.setCursor(0, 40);
u8g2.print(str_big_Time);
num_temp=Blinker.second();
itoa(num_temp,str_temp,10); //秒
if(Blinker.second()<10){
strcat(str_small_second,"0");
}
strcat(str_small_second,str_temp);
u8g2.drawLine(88, 2, 88, 61); //分割线
int8_t sec = Blinker.second();
int8_t minute = Blinker.minute();
if((sec%10) > 5)// 每5秒更新一次参考地址：https://www.arduino.cn/forum.php ... B%E5%A4%A9%E6%B0%94
{
if((minute > 58) or (first_weadher==true))//每一小时获取一次天气信息，参考https://diandeng.tech/doc/weather
{
Blinker.weather();//默认查询设备ip所属地区的当前时刻的天气情况
first_weadher=false ; //开机第一次更新默认查询设备ip所属地区的当前时刻的天气情况
}
if(weather_wifi == 0)
{
sel_icon=0;
}
else if (weather_wifi < 101)
{
sel_icon=2;
}
else if (weather_wifi < 201)
{
sel_icon=0;
}
else if (weather_wifi < 501)
{
sel_icon=1;
}
}
//判断天气情况
u8g2.setFont(u8g2_font_open_iconic_weather_4x_t ); // 天气图标 32*32
u8g2.setCursor(96, 34);
u8g2.print(icon_index[sel_icon]);
u8g2.setFont(u8g2_font_wqy16_t_gb2312b ); // 大字 16*16
u8g2.setCursor(96, 55);
char b_b_tmp[25];
itoa(temp_wifi, b_b_tmp, 10);
strcat(b_b_tmp,"℃");
u8g2.print(b_b_tmp);
} while ( u8g2.nextPage() );
}
}
void weatherData(const String & data)
{
BLINKER_LOG("weather: ", data);
DeserializationError error = deserializeJson(doc, data);
if(error)
{
//显示获取失败
return;
}
const char* cloud = doc["cloud"]; // "0"
const char* cond_code = doc["cond_code"]; // "101"
const char* cond_txt = doc["cond_txt"]; // ""
const char* fl = doc["fl"]; // "31"
const char* hum = doc["hum"]; // "81"
const char* pcpn = doc["pcpn"]; // "0.0"
const char* pres = doc["pres"]; // "997"
const char* tmp = doc["tmp"]; // "28"
const char* vis = doc["vis"]; // "16"
const char* wind_deg = doc["wind_deg"]; // "159"
const char* wind_dir = doc["wind_dir"]; // 风向
const char* wind_sc = doc["wind_sc"]; // "2"
const char* wind_spd = doc["wind_spd"]; // "9"
temp_wifi = atoi(tmp);//atoi是将字符型转化为数字 详见菜鸟教程：https://www.runoob.com/cprogramming/c-function-atoi.html
wind_wifi = atoi(wind_spd);
weather_wifi = atoi(cond_code);
wind_ang_wifi = atoi(wind_deg);
}
void dataRead(const String & data)
{
BLINKER_LOG("Blinker readString: ", data);
uint32_t BlinkerTime = millis();
Blinker.vibrate();
Blinker.print("millis", BlinkerTime);
digitalWrite(LED_BUILTIN, !digitalRead(LED_BUILTIN));
}
void setup()
{
Serial.begin(115200);
BLINKER_DEBUG.stream(Serial);
pinMode(A0, INPUT);
digitalWrite(LED_BUILTIN, LOW);
Blinker.begin(auth, ssid, pswd);
Blinker.attachData(dataRead);
Blinker.attachWeather(weatherData);
Blinker.setTimezone(8.0);
u8g2.begin(); //选择U8G2模式，或者U8X8模式
u8g2.enableUTF8Print(); // UTF8 输出（汉字显示不是很好，勉强够用）
Blinker.delay(3000);//此处预留开机动画位置
}
void loop()
{
Blinker.run();
dis_Time();
Blinker.delay(1000);
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发表于 2020-6-29 11:12
楼主
发帖子太难了