mirror of
https://github.com/m5stack/M5AtomU.git
synced 2026-05-20 10:38:52 -07:00
Sean Kwok
63 lines
2.4 KiB
Arduino
63 lines
2.4 KiB
Arduino
/*
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*******************************************************************************
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* Copyright (c) 2021 by M5Stack
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* Equipped with Atom-Lite/Matrix sample source code
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* 配套 Atom-Lite/Matrix 示例源代码
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* Visit the website for more
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*information：https://docs.m5stack.com/en/core/atom_matrix
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* 获取更多资料请访问：https://docs.m5stack.com/zh_CN/core/atom_matrix
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*
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* describe：RGB LED. 点阵示例
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* date：2021/7/21
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*******************************************************************************
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*/
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#include "M5Atom.h"
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/* After Atom-Matrix is started or reset
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the program in the setUp () function will be run, and this part will only be run
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once. 在 ATOM-Matrix
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启动或者复位后，即会开始执行setup()函数中的程序，该部分只会执行一次。 */
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void setup() {
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M5.begin(true, false,
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true); // Init Atom-Matrix(Initialize serial port, LED). 初始化
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// ATOM-Matrix(初始化串口、LED点阵)
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delay(50); // delay 50ms. 延迟50ms
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M5.dis.drawpix(0, 0x00ff00); // Light the LED with the specified RGB color
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// 00ff00(Atom-Matrix has only one light).
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// 以指定RGB颜色0x00ff00点亮第0个LED
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}
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uint8_t FSM = 0; // Store the number of key presses. 存储按键按下次数
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/* After the program in setup() runs, it runs the program in loop()
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The loop() function is an infinite loop in which the program runs repeatedly
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在setup()函数中的程序执行完后，会接着执行loop()函数中的程序
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loop()函数是一个死循环，其中的程序会不断的重复运行 */
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void loop() {
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if (M5.Btn
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.wasPressed()) { // Check if the key is pressed. 检测按键是否被按下
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switch (FSM) {
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case 0:
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M5.dis.drawpix(0, 0xfff000); // YELLOW 黄色
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break;
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case 1:
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M5.dis.drawpix(0, 0xff0000); // RED 红色
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break;
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case 2:
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M5.dis.drawpix(0, 0x0000f0); // BLUE 蓝色
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break;
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case 3:
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M5.dis.drawpix(0, 0x00ff00); // GREEN 绿色
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break;
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default:
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break;
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}
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FSM++;
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if (FSM >= 4) {
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FSM = 0;
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}
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}
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delay(50);
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M5.update(); // Read the press state of the key. 读取按键按下状态
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} |