Arduino入门教程：制作NTC热敏电阻测温模块

#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include<math.h>

const float voltagePower=5;
//const float Rs=10;//采样电阻为10千欧
const int B=3590;
const double T1=273.15+25.0;//常温
const double R1=10.0;//常温对应的阻值，注意单位是千欧

#define OLED_RESET     4
Adafruit_SSD1306 display(128, 64, &Wire, OLED_RESET);

static const unsigned char PROGMEM str1[] =
{
0x00,0x00,0x00,0x00,0x00,0x10,0x1B,0xE8,0x09,0x18,0x01,0xF0,0x21,0x70,0x01,0x80,
0x00,0x08,0x1B,0xFC,0x12,0xA8,0x12,0xA8,0x22,0xCC,0x2F,0x30,0x00,0x00,0x00,0x00
};/*"温",0*/

static const unsigned char PROGMEM str2[] ={
0x00,0x00,0x00,0x80,0x00,0x80,0x00,0x70,0x0F,0xC0,0x0B,0x20,0x09,0xD0,0x0F,0x40,
0x09,0x80,0x08,0xE0,0x11,0x40,0x11,0x40,0x20,0xC0,0x41,0x30,0x0E,0x1E,0x00,0x00
};
/*"度",1*/
static const unsigned char PROGMEM str3[] =
{
 0x00,0x00,0x00,0x00,0x08,0x40,0x08,0x40,0x08,0xA0,0x09,0x10,0x3D,0x08,0x0A,0xC7,
 0x1C,0x10,0x2C,0x10,0x49,0x50,0x09,0x20,0x08,0x20,0x17,0xFC,0x00,0x00,0x00,0x00
};/*"检",0*/