Differences

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--- esp32 [2024/09/22 14:05] – created bruno
+++ esp32 [2025/03/06 20:28] (current) – bruno
@@ Line 1: / Line 1: @@
-=== ESP32 ===
+==== Préambule ====
-== Les vidéos de Tommy Desrochers ==
+Les vidéos de Tommy Desrochers:
   * [[https://www.youtube.com/watch?v=zqwnYuOLvsE|ESP32 #1]]
@@ Line 9: / Line 9: @@
   * [[https://www.youtube.com/watch?v=LkxCr_n3JOw|ESP32 #5]]
-== Install config sous Linux ==
+==== Installation ====
+=== Install config sous Linux ===
+Sous Debian 12, lors du 1er test, j'ai reçu ces deux messages d'erreur:
+  * Error Msg: ''ModuleNotFoundError: No module named 'serial'''
+  * Error msg: ''Failed uploading: no upload port provided''
+On va donc, d'abord:
+  * ''# apt install python3-serial''
+  * ''# /sbin/usermod -aG dialout <USER>'' + reboot
+Suivi de l'installation proprement dite :
-  * [[https://whadda.com/fr/produit/carte-de-developpement-esp32-wpb109/|Hardware : Whadda ESP32 Development Board]]
   * Download Aduino IDE: [[https://www.arduino.cc/en/software]]
   * Unzip : ''$ unzip arduino[...]''
@@ Line 20: / Line 34: @@
   * Menu Tools -> Port -> /dev/ttyUSB0
-== Test1 ==
+==== Test ====
   *  Menu File -> example -> ESP32 -> ChipID -> GetChipID
   * Upload: Menu Sketch -> Upload
-  * Error Msg: ''ModuleNotFoundError: No module named 'serial''' => ''# apt install python3-serial''
-  * Error msg: ''Failed uploading: no upload port provided'' => ''# /sbin/usermod -aG dialout <USER>'' + reboot
   * Menu Tools -> Serial Monitor
   * Change to 115200 Baud
@@ Line 35: / Line 47: @@
 </code>
-  * [[https://gist.github.com/plembo/37e0d4c3cabaead6a150e61d6a8c3035]]
+==== Serial Output ====
+<code c>
+void setup() {
+  Serial.begin(115200);
+  while (!Serial) continue;
+  Serial.println("Ready.");
+}
+void loop() {
+}
+</code>
+==== K2000 ====
+[26/09/2014]
+Suite illogique des pins GPIO
+GPIO-1 en OUTPUT -> conflit avec sortie serial
+<code c>
+#include <math.h>
+const float pi = 3.14159;
+const int ledPin[7] = {5,18,19,21,3,22,23};
+void setup() {
+  for (int i=0; i<7; i++) {
+    pinMode (ledPin[i], OUTPUT);
+  }
+}
+void loop() {
+  for (float ang=-pi; ang<pi; ang=ang+(2*pi/700)) {
+    int led = (1+std::sin(ang))*7/2;
+    digitalWrite (ledPin[led], HIGH);
+    delay(1);
+    digitalWrite (ledPin[led], LOW);
+  }
+}
+</code>