Introduction

看到何同学最新的视频里面出现的办公室标配的提醒喝水的杯垫，感觉很好做，因此就做一个送给女朋友来提醒他按时喝水，项目主要使用了Arduino Nano作为控制器，SSD1306驱动的0.91寸单色OLED作为显示器，屏幕可以显示进度条，以及定制自己想显示的字母或者bmp图片。具体演示效果如下所示。

【WaterRemind】一款何同学视频中出现的提醒喝水杯垫

Method

硬件

硬件很简单，具体清单如下

Arduino nano v3.0
0.91寸Oled SSD1306
有源蜂鸣器
红外反射传感器
锂电池充放板
504060锂电池
杜邦线若干
成本大概在50块钱左右

代码

#include <Arduino.h>
#include <U8g2lib.h>
#include <string.h>
#ifdef U8X8_HAVE_HW_SPI
#include <SPI.h>
#endif
#ifdef U8X8_HAVE_HW_I2C
#include <Wire.h>
#endifU8G2_SSD1306_128X32_UNIVISION_F_SW_I2C u8g2(U8G2_R0, /* clock=*/ SCL, /* data=*/ SDA, /* reset=*/ U8X8_PIN_NONE);   // Adafruit Feather ESP8266/32u4 Boards + FeatherWing OLED
DS1302 rtc(2, 3, 4); // RST, DAT, CLK
Time t1;
Time t2;
int t3;
char tt;
int bee = 13;
int redPin = A0;
int val;#define bmp1_x 80
#define bmp1_y 16static const unsigned char bmp1[] U8X8_PROGMEM = {
0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x00,0x20,0x04,0xE0,0x07,0x00,0x00,0x20,0xF0,
0x01,0x94,0x20,0x04,0x60,0x04,0x02,0x00,0x20,0x60,0xC0,0xD5,0x20,0x1E,0xE7,0x05,0x02,0x24,0x20,0xD0,0x40,0x7C,0xB0,0x14,0x2D,0x07,0x02,0x24,0xA4,0xCC,0xC1,0x7C,
0xB0,0x15,0xED,0xE3,0x1A,0x24,0xA3,0x47,0xC3,0x09,0x30,0x3F,0x97,0x83,0x0E,0x24,0x21,0x01,0x40,0xFC,0x38,0x1C,0xF8,0xC4,0x0E,0x24,0x28,0x04,0x74,0xD5,0x21,0x34,
0xD8,0x48,0x72,0x24,0x38,0xA4,0xED,0x57,0x21,0x66,0xD0,0x29,0xC3,0x64,0x30,0x24,0x19,0xD6,0x21,0x82,0x70,0x0F,0x03,0x44,0x00,0x20,0x00,0x44,0x00,0x02,0xF0,0x05,
0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x06,0x02,0x67,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x66,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,};#define bmp2_x 78
#define bmp2_y 16
static const unsigned char bmp2[] U8X8_PROGMEM = {
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x0C,0x00,0x00,0x00,0x00,0x00,0xF0,0x01,0x80,0x00,0x08,0xFE,0x00,0x01,0x00,0x00,0x80,0x00,0x80,0x00,0x08,0x18,0x30,0x01,0x00,0x00,0x80,0x00,0x00,
0x01,0x3E,0x18,0x60,0x31,0x00,0xFC,0x83,0x00,0x30,0x01,0x1F,0x3C,0x60,0x1D,0x00,0x00,0xF8,0x0F,0x10,0x01,0x6A,0x76,0x60,0x05,0x00,0x00,0xC0,0x01,0x08,0x02,0xCB,
0xD2,0x30,0x3D,0x00,0x00,0x60,0x03,0x0C,0x06,0x09,0x10,0x08,0x61,0x00,0x00,0x20,0x02,0x04,0x04,0x08,0x10,0x40,0x01,0x00,0x00,0x10,0x06,0x00,0x08,0x00,0x10,0xC0,
0x01,0x00,0x00,0x18,0x0C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};#define bmp3_x 80
#define bmp3_y 16
static const unsigned char bmp3[] U8X8_PROGMEM = {
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0xC0,0x03,0x80,0x00,
0x20,0x00,0x3C,0x0F,0xFC,0x0F,0xF8,0x00,0x80,0x79,0x78,0x3E,0xE6,0x09,0x40,0x00,0x80,0x00,0xFC,0x63,0x6E,0x32,0xC3,0x10,0x40,0x00,0x80,0x00,0x94,0x3B,0x7A,0x1A,
0xC1,0x10,0xF0,0x03,0xC0,0x07,0xF4,0x71,0x3F,0x1E,0x01,0x18,0x5C,0x00,0xF0,0x00,0xDC,0x17,0xF8,0x1E,0x01,0x08,0x40,0x0C,0x80,0x0C,0x60,0x14,0x98,0x0A,0x03,0x0C,
0x40,0x18,0x80,0x18,0xF0,0x17,0xF0,0x02,0x06,0x04,0x40,0x16,0x80,0x10,0x40,0x16,0x90,0x02,0x0C,0x02,0xF8,0x7B,0xFC,0x3F,0x80,0x13,0xF0,0x02,0x98,0x01,0x0F,0x80,
0x07,0x00,0x00,0x00,0x00,0x02,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};void setup(void) {u8g2.setBusClock(200000);u8g2.begin();Serial.begin(9600);pinMode(bee,OUTPUT);void loop(void) {int i;char a[10];val=digitalRead(redPin);//读取模拟接口的值Serial.println(val);//输出模拟接口的值Serial.println(rtc.getTimeStr());u8g2.setFont(u8g2_font_ncenB08_tr); // choose a suitable fontif (val==0){if (t3<180){u8g2.firstPage();do{//放下杯子开始计时u8g2.clearBuffer();itoa(t3,tt,10);u8g2.drawXBMP(30,0, bmp2_x, bmp2_y, bmp2);u8g2.drawLine(0, 25, t3*0.55, 25);u8g2.drawLine(0, 26, t3*0.55, 26);u8g2.drawLine(0, 27, t3*0.55, 27);u8g2.drawLine(0, 28, t3*0.55, 28);u8g2.drawLine(0, 29, t3*0.55, 29);u8g2.drawLine(0, 30, t3*0.55, 30);u8g2.drawLine(0, 31, t3*0.55, 31);itoa(t3*0.55,a,10);u8g2.drawStr(100,31,a);u8g2.drawStr(113,31,"%");  t3+=1;}while(u8g2.nextPage());delay(10000);//  }}else{t3=0;u8g2.clearBuffer();u8g2.drawXBMP(30,0, bmp1_x, bmp1_y, bmp1);u8g2.sendBuffer();digitalWrite(bee,HIGH);delay(200);digitalWrite(bee,LOW);delay(50);digitalWrite(bee,HIGH);delay(200);digitalWrite(bee,LOW);delay(100);digitalWrite(bee,HIGH);delay(200);digitalWrite(bee,LOW);delay(50);digitalWrite(bee,HIGH);delay(200);digitalWrite(bee,LOW);delay(100);digitalWrite(bee,HIGH);delay(200);digitalWrite(bee,LOW);delay(50);digitalWrite(bee,HIGH);delay(200);digitalWrite(bee,LOW);delay(10000);u8g2.sendBuffer();//响}}else{//拿起杯子t3=0;t1 = rtc.getTime();u8g2.clearBuffer();u8g2.sendBuffer(); }
}

代码需要依赖u8g2库，具体安装方式可以自行在网络搜索

接线

如图，不多解释了

更换图或者字

使用pctolcd2002进行取模，字模设置如下图所示。

随后就可以在点阵区域随意发挥了。

外壳模型

外壳模型随意画了一个，已经上传到github：https://github.com/chenziwenhaoshuai/WaterRemind

成品

【WaterRemind】用Arduino与SSD1306做一款提醒喝水的杯垫（何同学同款）相关推荐

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【WaterRemind】用Arduino与SSD1306做一款提醒喝水的杯垫（何同学同款）

Introduction

Method

硬件

代码

接线

更换图或者字

外壳模型

成品

【WaterRemind】用Arduino与SSD1306做一款提醒喝水的杯垫（何同学同款）相关推荐

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