ESP32 用Arduino程式上HelloWorld@竹北站架|PChome Online 人新台
2023-02-11 00:30:23| 人54| 回0 | 上一篇 | 下一篇

ESP32 用Arduino程式上HelloWorld

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上HelloWorld:
情定完成後,就可以程式,就先用HelloWorld先做操演。
首先在Setup()中入Serial.begin(115200); 此宣序率是115200(Baud),接著在Loop()中入Serial.println(“Hello World!”); 及delay(1000);,代表每1000ms(=1 second)就在序列窗印出Hello World!。
  1. void setup() {
  2.   // put your setup code here, to run once:
  3.   Serial.begin(115200); // 通信速度
  4. }
  5.  
  6. void loop() {
  7.   // put your main code here, to run repeatedly:
  8.   Serial.println("Hello World!"); //印出Hello World!
  9.   delay(1000);  //延1000ms,也就是1秒
  10. }

接著我程式上到ESP32,左上的→符,先跳出一存窗,我先按打消略存,然後等待下方息列泛起息:
Connecting…...____......___......
按ESP32主板上右下的BOOT按,直到呈上始再BOOT,此按工作模式切,上程式都需要按按ESP32的「工作模式」成「下模式」,此庇措施,避免意覆掉原本的程式容,不外有些ESP32已勾制,一下(或一)。

1.jpg

上完泛起Hard resetting via RTS pin...,意思是哄左的RST按重,ESP32重新履行程式,不外一般按RST步是可以省略。


2.png

到右上角像是放大面有眼睛
候就看到每秒印出一次Hello World!

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