119 lines
2.7 KiB
C++
119 lines
2.7 KiB
C++
/*
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* @Author: dugulingping
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* @Date: 2022-06-09 16:14:32
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* @LastEditTime: 2022-06-12 23:28:17
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* @LastEditors: dugulingping
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* @Description:
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* @FilePath: \test\turangshidu\turangshidu.ino
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*/
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// 定义字库
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unsigned char LED_0F[] = {
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// 0 1 2 3 4 5 6 7 8 9 A b C d E F -
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0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0x8C,0xBF,0xC6,0xA1,0x86,0xFF,0xbf
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};
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// 定义位
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unsigned char LED_BIT[] = {
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// 1 2 3 4 1+2 3+4 1~4
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0x01,0x02,0x04,0x08,0x03,0x0C,0x0F
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};
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// 土壤湿度
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#define PIN_AO A0
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#define PIN_DO 4
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// LED
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#define SCLK 14
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#define RCLK 13
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#define DIO 15
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int M0 = 1024; // 在空气中AO读取的值最大为1024，代表干燥时的读数
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int M1 = 550; // 浸泡在水里的最小值 550 （最小值会改变），代表100%湿度
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int data[2] = {0};
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void setup(){
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pinMode(PIN_AO, INPUT);
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pinMode(PIN_DO, INPUT);
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// 让三个脚都是输出状态
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pinMode(SCLK,OUTPUT);
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pinMode(RCLK,OUTPUT);
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pinMode(DIO,OUTPUT);
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Serial.begin(115200);
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}
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int delay_date = 0; // 定时
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void loop(){
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if(delay_date < 2000){
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delay_date += 4;
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delay(4);
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}else{
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delay_date = 0;
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soilMoisture();
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}
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if(!data[0]){
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LED_display(LED_BIT[6], 0xBF);
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return;
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}
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// 模拟量
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int num1 = data[0] / 1000;
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int num2 = data[0] / 100 % 10;
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int num3 = data[0] / 10 % 10;
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int num4 = data[0] % 10;
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LED_display(LED_BIT[3], LED_0F[num1]);
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LED_display(LED_BIT[2], LED_0F[num2]);
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LED_display(LED_BIT[1], LED_0F[num3]);
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LED_display(LED_BIT[0], LED_0F[num4]);
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// delay(3000);
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// num1 = data[1] / 10;
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// num2 = data[1] % 10;
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// LED_display(LED_BIT[0], LED_0F[0xBF]);
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// LED_display(LED_BIT[1], LED_0F[0xBF]);
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// LED_display(LED_BIT[2], LED_0F[num1]-128);
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// LED_display(LED_BIT[3], LED_0F[num2]);
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// delay(3000);
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}
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void soilMoisture(){
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data[0] = analogRead(PIN_AO);
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Serial.print("AO:");
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Serial.println(data[0]);
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Serial.print("DO=");
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Serial.println(digitalRead(PIN_DO));
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float HUMI = (M0 - analogRead(PIN_AO)) / ((M0 - M1) / 100); // 将湿度模拟量转换成数字量
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Serial.print("HUMI= ");
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Serial.print(HUMI);
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Serial.println("% ");
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data[1] = HUMI;
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}
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void LED_display(unsigned char bit, unsigned char digit ){
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LED_OUT(digit);
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LED_OUT(bit);
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digitalWrite(RCLK,LOW);
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digitalWrite(RCLK,HIGH);
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delay(1);
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}
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void LED_OUT(unsigned char X){
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unsigned char i;
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for(i=8;i>=1;i--)
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{
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if(X&0x80)
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digitalWrite(DIO,HIGH);
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else
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digitalWrite(DIO,LOW);
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X<<=1;
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digitalWrite(SCLK,LOW);
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digitalWrite(SCLK,HIGH);
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}
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} |