复制一个我从网上下载的程序给你看一下
/*
ESP8266的SoftAP+Web Server配网功能 开源带库（带NTP数码管时钟）
*/
#include <Wire.h>
#include <ESP8266WebServer.h>
#include <TM1650.h>
#include "Public.h"
#include "WifiConfig.h"
#include "NTP.h"
/*#define SEG_A 0b00000001
#define SEG_B 0b00000010
#define SEG_C 0b00000100
#define SEG_D 0b00001000
#define SEG_E 0b00010000
#define SEG_F 0b00100000
#define SEG_G 0b01000000*/
ESP8266WebServer web(80); //WEB服务器，SoftAP默认地址为：http://192.168.4.1
#define TM_SCL 5 //GPIO5接TM1637 SCL
#define TM_SDA 13 //GPIO4接TM1637 SDA
TM1650 smg;
//定义特殊字符
// A
// ---
// F | | B
// -G-
// E | | C
// ---
// D
const uint8_t SEG_boot[] =
{ //boot
SEG_F|SEG_E|SEG_G|SEG_C|SEG_D, SEG_G|SEG_C|SEG_D|SEG_E, SEG_G|SEG_C|SEG_D|SEG_E, SEG_G|SEG_C
};
const uint8_t SEG_Sn[] =
{ //-Sn-
SEG_G, SEG_A|SEG_F|SEG_G|SEG_C|SEG_D, SEG_E|SEG_G|SEG_C, SEG_G
};
const uint8_t SEG_AP[] =
{ //-AP-
SEG_G, SEG_A|SEG_B|SEG_C|SEG_E|SEG_F|SEG_G, SEG_A|SEG_B|SEG_E|SEG_F|SEG_G, SEG_G
};
void setup()
{
//初始化调试串口
DebugBegin(74880); //74880与bootloader的一致，启动时不会出现乱码
DebugPrintln(); //打印回车换行
//打印软件版本信息
const char BuildDate[]= __DATE__ ;
const char BuildTime[]= __TIME__ ;
DebugPrintf("App (Build %s %s) be starting...\n",BuildTime,BuildDate);
//打印系统及芯片信息
FlashMode_t ideMode = ESP.getFlashChipMode();
DebugPrint("Arduino Core For ESP8266 Version: "); DebugPrintln(ESP.getCoreVersion());
//DebugPrintln(ESP.getFullVersion());
DebugPrint("Reset reason: "); DebugPrintln(ESP.getResetReason());
//DebugPrint("Rest info: "); DebugPrintln(ESP.getResetInfo());
DEBUG_OUTPUT.printf("Chip id: %08X\n", ESP.getChipId());
DEBUG_OUTPUT.printf("Flash real id: %08X\n", ESP.getFlashChipId());
DEBUG_OUTPUT.printf("Flash real size: %u KBytes\n", ESP.getFlashChipRealSize()/1024);
DEBUG_OUTPUT.printf("IDE config Flash size: %u KBytes\n", ESP.getFlashChipSize()/1024);
DEBUG_OUTPUT.printf("IDE config Flash frequency: %u MHz\n", ESP.getFlashChipSpeed()/1000000);
DEBUG_OUTPUT.printf("Flash ide mode: %s\n", (ideMode == FM_QIO ? "QIO" : ideMode == FM_QOUT ? "QOUT" : ideMode == FM_DIO ? "DIO" : ideMode == FM_DOUT ? "DOUT" : "UNKNOWN"));
//初始化ESP的看门狗
ESP.wdtEnable(8000); //使能软件看门狗的触发间隔MS
ESP.wdtFeed(); //喂狗
Wire.begin( TM_SDA, TM_SCL );
smg.Init();
//时钟数码管显示boot
smg.SetBrightness( 1 ); //设置亮度
smg.WriteNum( SEG_boot ); //显示boot
//初始化配网功能，SoftAP模式下配网：http://192.168.4.1/WifiConfig；程序升级：http://192.168.4.1/update
WifiConfigInit(&web);
//主页跳转，默认跳转到配网页面
web.on("/", []()
{
web.sendHeader("Location", "/WifiConfig");
web.send(302, F("text/plain"), "");
});
//启动WebServer
web.begin();
delay(100);
web.client().setNoDelay(true);
DebugPrintln("HTTP server started.");
}
bool Init = true;
void loop()
{
ESP.wdtFeed(); //喂狗
WifiConfigTask(); //Wifi配网程序任务
web.handleClient(); //WEB服务处理数据
if(WifiConfigState()==Wifi_AP_OK)
{ //配网模式下
smg.SetBrightness( 7 ); //设置亮度
smg.WriteNum( SEG_AP ); //显示-AP-
}
if(WifiConfigState()==Wifi_STA_OK)
{ //联网模式下
if(Init)
{
Init=false;
//在数码管上显示IP地址最后一段，方便浏览器输入地址
IPAddress myip=WiFi.localIP();
uint8_t fourth_octet=myip[3];
uint8_t seg[4];
seg[0]=SEG_A|SEG_B|SEG_E|SEG_F|SEG_G; //P
seg[1]=d.encodeDigit(fourth_octet / 100);
seg[2]=d.encodeDigit(fourth_octet % 100 / 10);
seg[3]=d.encodeDigit(fourth_octet % 10);
smg.SetBrightness( 1 ); //设置亮度
smg.WriteNum( seg ); //显示IP地址最后一段
unsigned long showTime = millis();
NtpInit(3600); //初始化NTP功能，每1小时对时一次
while((millis() - showTime) < 2000) delay(100); //保证IP可以显示2s
}
else
{
task();
}
}
//打印当前网络状态
if(WifiConfigState()==Wifi_NoLink)DebugPrintln("Wifi config state is Wifi_NoLink");
if(WifiConfigState()==Wifi_STABegin)DebugPrintln("Wifi config state is Wifi_STABegin");
if(WifiConfigState()==Wifi_STALinking)DebugPrintln("Wifi config state is Wifi_STALinking");
//if(WifiConfigState()==Wifi_STA_OK)DebugPrintln("Wifi config state is Wifi_STA_OK");
if(WifiConfigState()==Wifi_APBegin)DebugPrintln("Wifi config state is Wifi_APBegin");
//if(WifiConfigState()==Wifi_AP_OK)DebugPrintln("Wifi config state is Wifi_AP_OK");
}
time_t prevDisplay = 0;
void task()
{
if(timeStatus() == timeNotSet)
{ //时间更新失败
smg.SetBrightness( 1 ); //设置亮度
smg.WriteNum( SEG_Sn ); //显示-Sn-
}
else
{
//更新时间显示（时间转换为一个千位数，冒号闪烁，保留前导零）
d.showNumberDecEx(hour()*100+minute(), (millis()%1000<500)?0b01000000:0, true);
if(now() != prevDisplay)
{
prevDisplay = now();
//这里放只有在时间发生变化时才执行的程序（每秒执行一次）
DebugPrintf("%.4u-%.2u-%.2u %.2u:%.2u:%.2u\n", year(), month(), day(), hour(), minute(), second());
//自动亮度调节
if(hour()>6 && hour()<22)
{ //白天
smg.SetBrightness( 7 ); //设置亮度
}
else
{ //晚上
smg.SetBrightness( 1 ); //设置亮度
}
}
}
}
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