ljsz36-优快云博客

原创 Arduino 按钮矩阵原理

接线：L1---D2L2---D3L3---D4L4---D5R1---D7R2---D8R3---D9R4---D10代码：(原理)void setup() { pinMode(2, INPUT); pinMode(3, INPUT); pinMode(4, INPUT); pinMode(5, INPUT); pinMode(7, OUTPUT); pinMode(8, OUTPUT); pinMode(9, OUTPUT); p

2022-03-19 11:53:29 634

原创 Arduino 自动调亮灯

实物图：原理图：TM1637库安装：下载：https://pan.baidu.com/s/1TtbN_LEAzAUtrHLhBDxqxQ密码：f6fv解压到 C:\Program Files (x86)\Arduino\hardware\arduino\avr\libraries 即可代码：#include <TM1637.h>TM1637 tm1637(2, 3);// D3-->DIO D2-->CLKvoid set.

2022-03-05 23:20:52 848

原创 Arduino 数字显示

电路安装：GND---GNDVCC---3V3DIO---D3CLK---D2TM1637库安装：下载：https://pan.baidu.com/s/1TtbN_LEAzAUtrHLhBDxqxQ密码：f6fv解压到C:\Program Files (x86)\Arduino\hardware\arduino\avr\libraries即可代码：#include <TM1637.h>TM1637 tm1637(2, 3);// 2 clk

2022-03-05 20:33:23 1394

原创 Arduino 抢答灯

实物连接图：电路图：代码：void setup() { pinMode(2, INPUT); pinMode(3, INPUT); pinMode(4, OUTPUT); pinMode(5, OUTPUT); Serial.begin(9600);}bool tf = 0;void loop() { bool va2 = digitalRead(2); bool va3 = digitalRead(3); Serial.println(va2);

2022-02-27 21:58:07 447

原创 Arduino 水滴检测

实物连接图：电路图：代码：void setup() { pinMode(3, OUTPUT); pinMode(2, INPUT);}void loop() { bool va2 = digitalRead(2); if (va2 == 1) { digitalWrite(3, 0); } else { digitalWrite(3, 1); }}使用效果：Arduino 水滴检测...

2022-02-12 19:48:31 4963

原创 4位数码管显示

实物连接图：电路图：代码：unsigned char LED_0F[] ={ // 0 1 2 3 4 5 6 7 8 9 A b C d E F - 0xC0, 0xF9, 0xA4, 0xB0, 0x99, 0x92, 0x82, 0xF8, 0x80, 0x90, 0x8C, 0xBF, 0xC6, 0xA1, 0x86, 0xFF, 0xbf};int SCLK = 4;int RCLK = 3;.

2022-02-10 21:53:44 3327

原创按钮调亮灯

实物连接图：电路图：代码：int i = 0; //灯亮度void setup() { pinMode(3, INPUT); pinMode(4, INPUT); pinMode(5, OUTPUT); Serial.begin (9600);}void loop() { int va3 = digitalRead(3); int va4 = digitalRead(4); analogWrite(5, i); Serial.printl

2022-02-09 22:12:32 398

原创 Arduino呼吸灯

实物连接图：电路图：代码：int led = 3;int i1 = 0; //灯亮度int i2 = 5;int i;void setup() { pinMode(led, OUTPUT); Serial.begin (9600);}void loop() { analogWrite(led, i1); i1 = i1 + i2; if (i1 <= 0 || i1 >= 255) { i2 = -i2; } ..

2022-02-07 22:29:57 1350

原创 Arduino双控开关

实物连接图：电路图：代码：void setup() { Serial.begin(9600); pinMode(2, OUTPUT); pinMode(5, INPUT);}bool va1;int va2 = 0; //灯是否亮void loop() { va1 = digitalRead(5); Serial.println(va1); if (va1 == 1) { // 按钮按下 if (va2 == 0) { ..

2022-02-07 21:58:55 4497

原创 Arduino延时灯

实物连接图：电路图：代码：void setup() { Serial.begin(9600); pinMode(2, INPUT); pinMode(5, OUTPUT);}bool va1;int va2 = 0; //灯是否亮void loop() { va1 = digitalRead(2); Serial.println(va1); if (va1 == 0) { // 如果读到按钮按下(接到低电位),输出高电平 dig..

2022-02-05 20:39:06 2416

原创 Arduino灯闪烁

实物连接图：电路图：代码：void setup() { pinMode(2, OUTPUT);}void loop() { digitalWrite(2, 1); delay(500); digitalWrite(2, 0); delay(500);}效果视屏：

2022-02-05 18:50:55 3867

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